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ECG, Respiration and SpO2 Transmitter LX-7230N Ver.02 Operation Manual LX-7230N Before using the product, please read this manual thoroughly. Store this manual where it can be always referred to. TYPE:GHz This operation manual is for the LX-7230 Ver. 02. Federal Law restricts this device to sale by or on the order of a physician. CA UTION CA UTION Users are advised to periodically contact the FCC or specified frequency coordinator and determine if other or your transmitter frequencies that may cause interference. CA UTION The manufacturers, installers and users of Wireless Medical Telemetry System equipment are cautioned that the operation of this equipment could result in harmful interference to other nearby medical devices. CAUTION:
This equipment for sale by or on the order of a physician. The company and product names used in this manual are trademarks or registered trademarks. If this manual has pages missing or out of order, contact Fukuda Denshi for replacement. Only physician or persons instructed by physicians are allowed to use the equipment. The information contained in this document is subject to change without notice due to improvement in the equipment. Copyright 2012 by Fukuda Denshi Co., Ltd. No part of this document may be copied or transmitted in any form without the prior written permission of Fukuda Denshi Co., Ltd. Printed in Japan Thank you for purchasing this product. Before using this product, read this operation manual thoroughly for correct handling and operation. Safety Precautions Read the Safety Precautions thoroughly before use to ensure correct and safe use of the product. Make sure to follow the precautions indicated below, as these are important messages related to safety. DA N G E R Failure to follow this message may cause immediate threat of death or serious injury. W A R N I NG Failure to follow this message may result in death or serious injury. C A U T I O N Failure to follow this message may cause injury or failure to the equipment. NO T E A note is not related to product safety, but provides information about the correct use and operating procedures to prevent incorrect operation and malfunction of the equipment. Precaution from Fukuda Denshi Fukuda Denshi is liable for the safety, reliability, and performance of its equipment only if;
Maintenance, modifications, and repairs are carried out by authorized personnel. Components are used in accordance with Fukuda Denshi operating instructions. If the equipment is used incorrectly and become unusable, Fukuda Denshi is not liable for the malfunction. Use the equipment only for the purpose specified in this manual. i Graphic Symbols Refer to the following symbols indicated on the LX-7230N for their meanings. Symbols indicated on the main unit Symbol Description Caution: Refer To Accompanying Documents Indicates the need to refer to the related accompanying documents before operation. Type CF Applied Part with Defibrillation-Proof Indicates that the degree of protection against electric shock is Type CF Applied Part with defibrillation-proof. No Alarm Function Indicates no alarm function. Battery Type and Direction Indicates the battery type and direction. Symbols indicated on the LCD screen Symbol Description Heart Rate Synchronization Mark This mark flashes synchronizing to the heartbeat. Battery Mark Indicates the remaining battery level. ii Precautions for Safe Operation of Medical Electrical Equipment Cautions described here are regarding the general instructions for safety use to the patient and users. As for cautions about the LX-7230N, please refer to the following pages. C A U T I O N 1. Users should have a thorough knowledge of the operation before using this equipment. 2. Pay attention to the following when installing or storing the equipment. Do not install or store in an area where the equipment will be subject to splashing water. Do not install or store in an area where the environmental conditions, such as atmospheric pressure, temperature, humidity, ventilation, sunlight, dust, sodium, sulfur, will adversely affect the system. Place the equipment on a stable surface where there is no inclination, vibration, or shock (including during transportation). Do not install or store in an area where chemicals are stored or gases are evolved. 3. Before operating the equipment, verify the following items. Check the cable connection and polarity to ensure proper operation of the equipment. Ensure that all cables are firmly and safely connected. Especially, recheck the attachment and connection condition of electrode and the probe (sensor). Pay special attention when the equipment is used in conjunction with other equipment as it may cause erroneous judgment and danger. Check the remaining battery level. When replacing the battery, make sure that the battery polarity is correct. Do not charge the battery. 4. During operation of the equipment, verify the following items. Do not operate the equipment beyond the time period required for diagnosis and medical care. Do not pick up and/or swing the equipment pulling/grabbing the probe (sensor) or cable part. It may damage the equipment and lead to measurement error. Always observe the equipment and patient to ensure safe operation of the equipment. If any abnormality is found on the equipment or patient, take appropriate measures such as ceasing operation of the equipment and/or detaching the probe (sensor) and/or electrode, in the safest way for the patient. Do not allow the patient to come in contact with other equipments. iii 5. After using the equipment, verify the following items. Make sure to turn off the power of the equipment. When unplugging the cables, do not apply excessive force on the cable and pull from its connector. Clean the accessories and cables, and keep them together in one place. Keep the equipment clean to ensure proper operation for the next use. Make sure to remove the batteries if the equipment is not used for a long time. The leakage from the batteries may damage the equipment or an explosion from the batteries may occur. 6. If the equipment is damaged and in need of repair, ensure patient safety by immediately turning the equipment off and remove the electrodes and/or probe from the patient. User should not attempt service. Label the unit OUT OF ORDER and contact Fukuda Denshi representative. 7. Do not remodel the equipment. 8. Maintenance Check Make sure to periodically check the equipment, and accessories. Before reusing the equipment that has been left unused for a while, make sure that the equipment works normally and safely. 9. When using electrosurgical knives or defibrillator with this equipment, take care of the following. To prevent burn injury to the patient, verify proper attachment of patient ground plate, ECG electrode type for the electrosurgical knives, and the quantity of gel, output energy for the defibrillator. Also, verify that a proper ground is selected. Some types of equipment other than the above may cause accidental hazards to the patient and operator due to the conditions of the equipment. Read the operation manual attached to each equipment and understand the precautionary instructions prior to use. Non-Explosion Proof D A NG E R Never operate the equipment in the presence of flammable anesthetics, high concentration of oxygen. It may cause an explosion or fire. Never operate the equipment inside a hyperbaric chamber. It may cause an explosion or fire. Never operate the equipment where flammable gas or fluid such as anesthetic, oxygen, and hydrogen are used. It may cause an explosion or fire. iv Precautions about Magnetic Resonance Imaging (MRI) W A R N I NG Do not operate this equipment in magnetic resonance imaging (MRI) environments. When conducting MRI test, remove the electrodes and sensors connected to the patient (test subject). The local heating caused by the induced electromotive force may cause burn injury to the patient (subject). For details, refer to the operation manual for the MRI testing device. Electrosurgery Safety W A R N I NG When using electrosurgical instrument, make sure the contact between the patient and the ground plate is secured. If the connection is incomplete, the patient may suffer a burn at the electrode site. When using an electrosurgical instrument, it may misidentify noise from the electrosurgical instrument as a heartbeat or arrhythmia. Defibrillation Safety W A R N I NG Use only the lead cable specified by Fukuda Denshi when defibrillating. If used by unspecified lead cable, the equipment may be damaged, resulting in a safety hazard. When using the defibrillator, keep away from the electrodes or medicament applied to the patient chest. If this is not possible, remove the electrodes or medicament before using it. If the defibrillator paddles are directly in contact with the electrodes or medicament, an electrical shock may result from the discharged energy. When using the defibrillator, do not touch the patient and the metal part of the equipment or cables. Electric shock may result from the discharged energy. v Precautions about the Pacemaker W A R N I NG Minute ventilation rate-adaptive implantable pacemakers can occasionally interact with certain cardiac monitoring and diagnostic equipment, causing the pacemakers to pace at their maximum programmed rate. The cardiac monitoring and diagnostic equipment may possibly send wrong information. If such event occurs, disconnect the cardiac monitoring and diagnostic equipment, or follow the procedures described in the operation manual of the pacemaker.
(For more details, contact FUKUDA DENSHI personnel, your institutions professionals, or your pacemaker distributors.) Reference Minute Ventilation Rate-Adaptive Pacemakers FDA alerts health professionals that minute ventilation rate-adaptive implantable pacemakers can occasionally interact with certain cardiac monitoring and diagnostic equipment, causing pacemakers to pace at their maximum programmed rate.
[Based on a safety bulletin issued by FDA Center for Devices and Radiological Health on October 14, 1998]
ECG meter may continue to count the pacemaker rate during occurrences of cardiac arrest or arrhythmias. Do not rely entirely upon the ECG meter alarms. Keep pacemaker patients under close surveillance. Check this manual for disclosure of the pacemaker pulse rejection capability of this equipment. Precautions about the LX-7230N W A R N I NG Do not connect cables not authorized by Fukuda Denshi to any I/O connector. If done so by mistake, the LX-7230N cannot deliver its maximum performance and may be damaged, resulting in a safety hazard. Do not use this equipment with multiple patients simultaneously. This equipment itself has no alarm function. Do not use it if an alarm function is necessary. The alarm function with the receiving monitor, refer to the operation manual of the receiving monitor. C A U T I O N Do not pick up and/or swing the LX-7230N pulling/grabbing the probe
(sensor) or cord part. The cable could break or get disconnected from the LX-7230N. And it may hit people or damage other equipment around. vi Precautions about Waterproof C A U T I O N Replace the Battery Compartment Lid of the LX-7230N regularly to keep the performance of waterproof. If not regularly replaced, the quality of the lid will deteriorate and cannot keep the waterproof performance. For details about the regular replacement, contact your local Fukuda Denshi service representative. The lid may be damaged from high impact. If the LX-7230N is dropped or is subjected to a high impact, make sure that the lid is not damaged. However, the SpO2 probes (sensors) are not waterproof. Do not take a bath with them, and ensure to be away from liquid. Do not use the LX-7230N wet. Always wipe the LX-7230N with a soft cloth and dry it thoroughly before use. Precautions about ECG C A U T I O N When removing electrodes from the patient, remove them carefully and slowly. Do not apply excessive force to remove them. Otherwise, it may damage the skin. There are some cases when the pacemaker pulse cannot be detected depending on the pacemaker type, pulse voltage, pulse width, electrode lead type (unipolar, bipolar), electrode placement, or lead method which causes the pacemaker pulse amplitude to decrease and disables pacemaker pulse detection. If signals similar to a pacemaker pulse are present, such as electric blanket noise or excessive AC frequency noise, these may be erroneously detected and displayed as a pacemaker pulse. In this case, check the condition of the electrodes and ECG lead cable to resolve the cause or turn off the pacemaker detection setting on the receiving monitor. vii Precautions about SpO2 W A R N I NG During SpO2 monitoring, always use the probe (sensor) specified by Fukuda Denshi. If any other probe (sensor) is used, a high temperature rise of the probe (sensor) may place the patient in danger of burns in the worst case. When the SpO2 probe (sensor) is in a connector-off condition, the SpO2 alarm will not be generated on the receiving monitor. Make sure that the SpO2 probe (sensor) is securely connected. If the SpO2 waveform/numeric data is not displayed, check the patients condition and pay attention not to miss the connector-off condition. When measuring the SpO2 of a patient with high fever or peripheral circulatory insufficiency, check the probe (sensor) attachment periodically and change the attachment site. The temperature of the attachment site will rise 2 to 3 C due to the sensor heat which may result in compression necrosis and burn injury. Even a short duration of attachment may inhibit the blood flow and generate compression necrosis and burn injury. When securing the probe (sensor) with tape, do not apply the tape too tight. At the same time, check the blood flow constantly so that congestion is not generated at the peripheral. When removing the tape, remove it slowly with care not to damage the patients skin. C A U T I O N For the following case, accurate measurement may not be possible. Patient with excessive abnormal hemoglobin (COHb, MetHb) Patient with the pigment injected to the blood Patient receiving CPR treatment Placement of SpO2 probe (sensor) on limb with a blood-pressure cuff, arterial catheter, or intravascular line When measuring at placement position with venous pulse Patient with body motion Patient with small pulse Excessive body motion (patients motion) Excessive light (direct sunlight, fluorescent, light therapy equipment, surgical light, infrared heat ramp, etc.) External colorant such as nail polish Abnormally low or high hemoglobin concentration Electrosurgery Influence of electromagnetic waves from other electronics devices High-intensity radio waves from mobile phones viii Precautions about Output Signal W A R N I NG Do not use the output signal of the monitor that receives radio wave signal from the LX-7230N as the trigger signal for IABP, MRI echocardiographic, or defibrillator for the following reasons. It may lead to a delay of operating timing due to the delay time of waveform transmission. A trigger signal unrelated to the heart rate may be generated due to the interfusion of spike noise at weak electric field. Precautions about Accessories and Optional Accessories W A R N I NG Use only the accessories, such as ECG Lead cable and SpO2 probe
(sensor), specified by Fukuda Denshi for the LX-7230N. Otherwise, the LX-
7230N cannot deliver its maximum performance and may be damaged, resulting in a safety hazard. C A U T I O N Do not reuse disposable products. Store the disposable products properly as mentioned in their user manuals. Precautions about Battery W A R N I NG Use new "AA" size (LR06 size) alkaline cell. Install the battery with the correct polarity. Do not charge the battery. Any attempt to charge the battery may cause it to leak or break. Do not short the (+) and (-) terminals. It may result in exothermic heat and fire. Do not throw the battery into fire. It may explode. ix Precautions about Disposing of Equipment, Accessories, or Components C A U T I O N When disposing of the equipment, accessories, or components, use an industrial waste distributor. Do not dispose of as ordinary waste. Used disposal items (ECG electrodes, etc.) shall be discarded as medical waste. Precautions about Disposing of Battery C A U T I O N Obey the local municipal rule to dispose the used dry cell battery. Precautions for Use of Medical Telemeter W A R N I N G The LX-7230N transmitter must not be co-located or operated in conjunction with any other antenna or transmitter. The LX-7230N complies with FCC radiation exposure limits set forth for a controlled environment and meets the FCC radio frequency (RF) Exposure Guidelines. The LX-7230N has very low levels of RF energy that are deemed to comply without testing of specific absorption ratio
(SAR). Operation of LX-7230N requires the prior coordination with a frequency coordinator designated by the FCC for the Wireless Medical Telemetry Service. This radio frequency device is susceptible to interference from outside sources. Interference may prevent the monitoring of patients connected to this equipment. If a problem exists, contact your local service representative. The LX-7230N transmits vital signs to the receiving monitor using radio wave signal. Under unstable radio wave signals, the receiving monitor will not generate any alarms. This situation may miss sudden change in the patient's condition and may cause a serious accident. Under unstable radio wave signals, check the patient status consistently under this situation. To get stable radio wave signals, make sure to have a proper telemetry installation. CAUTION For installation, make sure the following. The medical institution (hereinafter referred to as the Institution) must decide the telemetry installation plan for the medical department in order to prevent interference and interference between transmitters (telemetry x based on destination countrys radio law). When telemetry has already been installed and been used, radio format, frequency, and antenna power are required to be examined to prevent interference. When using telemetry, which requires zone location, the Institution is to set up the zones as an operation unit for each transmitter to prevent electronic interference between telemetry throughout the Institution. When using telemetry, which requires zone location, display and identify each prepared zone in the equipment. When laying receiver antenna for each transmitter, the Institution has to examine the installation so that electronic interference does not occur. Based on the above examination result, the Institution should install each receiver antenna as required. For management, make sure to follow the precautions below. The Institution should appoint a person (hereinafter referred to as the Overall Manager) to manage the wireless channels for the whole Institution. And when using telemetry, which requires zone location, the Institution should nominate a person (hereinafter referred to as the Zone Manager) to manage the wireless channels in each zone. However, when using such telemetry in a local Institution, one person can perform both functions. The Overall Manager and Zone Manager must be selected from people who understand the characteristics and functionality of telemetry systems, and are skilled in operating telemetry. When installing telemetry, the Overall Manager and the Zone Manager have to understand the precautions for use of telemetry in advance. The Overall Manager is responsible for maintenance of wireless channel and storage and maintenance of telemeter in the overall medical facilities to give proper instructions to the Zone Manager when using telemetry needing zone alignment, and to the telemetry user when using telemetry not-needing zone alignment. The Overall Manager should create a management log (hereinafter referred to as the log), which contains a list of the management status of the wireless channels for the whole Institution. When changing a wireless channel, register it in the log and give proper instructions to the Zone Manager or to the user. The Zone Manager assumes responsibility for managing the wireless channels, storing, and managing telemetry. The Zone Manager assigns the transmitter to the user, and provides enough education for use inside the zone. The telemetry user verifies operation of the transmitter/receiver before use. The telemetry user, if using the telemetry in a zone location, follows the instructions of the Zone Manager for the zone and gives instructions to the patient if required. When interference or breakdown occurs in telemetry communication, the user is required to inform the Zone Manager and the Overall Manager of the problems. The Zone Manager and Overall Manager are to deal with the problem properly and/or contact their nearest Fukuda Denshi representative for service. xi Electromagnetic Compatibility The performance of this equipment under electromagnetic environment complies with IEC 60601-1-2 (2007). Precautions for Safe Operation under Electromagnetic Influence CA U T I O N If any sorts of electromagnetic wave, magnetic field, or static electricity exist around the equipment, noise interference or malfunction of the equipment may occur. If any unintended malfunction or noise occurs during monitoring, check the magnetic influence and take appropriate countermeasures. The following are examples of the common cause and countermeasures. Mobile Phone The radio wave may cause malfunction to the equipment. Mobile phones and radio sets should be turned off in the room
(building) where medical device is located. Static Electricity In a dry environment (room), static electricity is likely to occur. Take the following countermeasures. Both operator and patient should remove any static electricity before entering the room Humidify the room xii EMC Guidance This equipment complies with IEC 60601-1-2 (2007). However, if portable transmitter or wireless LAN equipment is used extremely nearby, the electromagnetic influence may largely exceed the compliance level and may cause unexpected phenomenon such as noise interference on the waveform, etc. Therefore, this equipment should be used in a location specified by each medical institution. If any unexpected noise interference on the waveform or failure to the peripheral device occurs, stop using the equipment and follow the instruction of the technician. The following is the information relating to EMC (Electromagnetic Compatibility).
(When using this equipment, verify that it is used within the environment specified below.) Compliance to the Electromagnetic Emissions The LX-7230N is intended for use in the electromagnetic environment specified below. The customer or the user of the LX-7230N should assure that it is used in such an environment. Emission Test Compliance RF Emission CISPR 11 Group 1 RF Emission CISPR 11 Harmonic Emission IEC 61000-3-2 Voltage Limit /
Flicker Emission IEC 61000-3-3 Class A N/A N/A Electromagnetic Environment Guidance The LX-7230N uses RF energy only for its internal function. Therefore, its RF emissions are very low and are not likely to cause any interference in nearby electronic equipment. This LX-7230N is suitable for use in all establishments other than domestic establishments. xiii Compliance to the Electromagnetic Immunity (1) The LX-7230N is intended for use in the electromagnetic environment specified below. The customer or the user of the LX-7230N should assure that it is used in such an environment. Immunity Test IEC 60601-1-2 Compliance Test Level Level Electrostatic Discharge
(ESD) IEC 61000-4-2 Electrical fast transient/burst IEC 61000-4-4 Surge IEC 61000-4-5 Voltage dips, short interruptions and voltage variations on power supply input lines. IEC 61000-4-11 Power Frequency
(50/60Hz) Magnetic Field IEC 61000-4-8 6kV contact 8kV air 6kV contact 8kV air N/A N/A N/A 2kV:
Power supply lines 1kV:
Input/output lines 1kV:
differential mode 2kV:
common mode
<5% UT
(>95% dip in UT) for 0.5 cycle 40% UT
(60% dip in UT) for 5 cycles 70% UT
(30% dip in UT) for 25 cycles
<5% UT
(>95% dip in UT) for 5sec. 3A/m 3A/m Electromagnetic Environment Guidance Floors should be wood, concrete or ceramic tile. If floors are covered with synthetic material, the relative humidity should be at least 30%. Power frequency magnetic fields should be at levels characteristic of a typical location in a typical commercial or hospital environment. Note: UT is the AC mains voltage prior to application of the test level. xiv Compliance to the Electromagnetic Immunity (2) The LX-7230N is intended for use in the electromagnetic environment specified below. The customer or the user of the LX-7230N should assure that it is used in such an environment. Immunity IEC60601-1-2 Compliance Electromagnetic Environment Test Test Level Level Guidance Portable and mobile RF communications equipment should be used no closer to any part of the LX-7230N, including cables, than the recommended separation distance calculated from the equation applicable to the frequency of the transmitter. Recommended Separation Distance Conducted RF 3Vrms 3Vrms d = 1.2 P IEC 61000-4-6 150kHz to 80MHz Radiated RF 3V/m 3V/m IEC 61000-4-3 80MHz to 2.5GHz d = 1.2 P 80MHz to 800MHz d = 2.3 P 800MHz to 2.5GHz Where P is the maximum output power rating of the transmitter in watts (W) according to the transmitter manufacturer and d is the recommended separation distance in meters (m). Field strengths from fixed RF transmitters, as determined by an electromagnetic site survey
, a) should be less than the compliance level in each frequency range
. b) Interference may occur in the vicinity of equipment marked with the following symbol:
Note 1: At 80MHz and 800MHz, the higher frequency range applies. Note 2: These guidelines may not apply in all situations. Electromagnetic propagation is a) b) affected by absorption and reflection from structures, objects and people. Field strengths from fixed transmitters, such as base stations for radio
(cellular/cordless) telephones and land mobile radios, amateur radio, AM and FM radio broadcast and TV broadcast cannot be predicted theoretically with accuracy. To assess the electromagnetic environment due to fixed RF transmitters, an electromagnetic site survey should be considered. If the measured field strength in the location in which the LX-7230N is used exceeds the applicable RF compliance level above, the LX-7230N should be observed to verify normal operation. If abnormal performance is observed, additional measures may be necessary, such as re-orienting or relocating the LX-7230N. Over the frequency range 150kHz to 80MHz, field strength should be less than 3V/m. xv Recommended Separation Distances between Portable and Mobile RF Communications Equipment and the LX-7230N The LX-7230N is intended for use in an environment in which radiated RF disturbances are controlled. The customer or the user of the LX-7230N can help prevent electromagnetic interference by maintaining a minimum distance between portable and mobile RF communications equipment (transmitters) and the LX-7230N as recommended below, according to the maximum output power of the communications equipment. Rated Maximum Separation Distance according to Frequency of Transmitter (m) Output Power of Transmitter
(W) 150kHz to 80MHz 80MHz to 800MHz 800MHz to 2.5GHz d = 1.2 P d = 1.2 P d = 2.3 P 0.01 0.12 0.12 0.23 0.1 0.38 0.38 0.73 1 1.2 1.2 2.3 10 3.8 3.8 7.3 100 12 12 23 For transmitters rated at a maximum output power not listed above, the recommended separation distance d in meters (m) can be determined using the equation applicable to the frequency of the transmitter, where P is the maximum output power rating of the transmitter in watts (W) according to the transmitter manufacturer. Note 1 : At 80MHz and 800MHz, the separation distance for the higher frequency range applies. Note 2 : These guidelines may not apply in all situations. Electromagnetic propagation is affected by absorption and reflection from structures, objects and people. xvi CONTENTS Safety Precautions ..................................................................................... i Precaution from Fukuda Denshi ....................................................... i Graphic Symbols .............................................................................. ii Precautions for Safe Operation of Medical Electrical Equipment .... iii Non-Explosion Proof ....................................................................... iv Precautions about Magnetic Resonance Imaging (MRI) ................. v Electrosurgery Safety ...................................................................... v Defibrillation Safety ......................................................................... v Precautions about the Pacemaker .................................................. vi Precautions about the LX-7230N .................................................... vi Precautions about Waterproof ....................................................... vii Precautions about ECG ................................................................. vii Precautions about SpO2................................................................ viii Precautions about Output Signal .................................................... ix Precautions about Accessories and Optional Accessories ............. ix Precautions about Battery ............................................................... ix Precautions about Disposing of Equipment, Accessories, or Components ........................................................................... x Precautions about Disposing of Battery .......................................... x Precautions for Use of Medical Telemeter ...................................... x Electromagnetic Compatibility ............................................................ xii Precautions for Safe Operation under Electromagnetic Influence .. xii EMC Guidance .............................................................................. xiii 1. General Description ............................................................................. 1 2. Names of Parts and Their Functions .................................................... 3 3. Preparation .......................................................................................... 5 1) Installing the Batteries ................................................................ 5 2) Operating Power Switch ............................................................. 7 4. ECG Monitoring ................................................................................... 9 Connecting the ECG Lead Cable and Electrodes ...................... 9 Attaching the Electrodes .......................................................... 12 Connecting the ECG Lead Cable to the LX-7230N ................. 13 5. Respiration Monitoring ....................................................................... 15 6. SpO2 Monitoring ................................................................................. 17 SpO2 Monitoring ............................................................................ 18 7. Measurement ..................................................................................... 35 Starting Screen ........................................................................ 35 Waveform Display Screen ....................................................... 35 Battery Level Check ................................................................ 37 Waveform Display ................................................................... 37 xvii 8. Operation ........................................................................................... 47 Changing Setup ....................................................................... 47 Restarting the LCD display ...................................................... 51 Pressing the EVENT button ..................................................... 51 9. Other Setting Items ............................................................................ 53 Changing the Time Constant ................................................... 54 Changing the Detection Sensitivity of the Pacemaker Pulse ... 55 Changing the Respiration Detection Signal ON/OFF ............... 56 Changing the LCD Contrast ..................................................... 56 10. Changing the Transmitter Channel and Group ID ............................ 57 Changing the Transmitter Channel .......................................... 57 Changing the Group ID ............................................................ 57 11. Troubleshooting ............................................................................... 59 List of Displayed messages ..................................................... 59 Troubleshooting ....................................................................... 61 In Case of Dropping the LX-7230N into Water ........................ 63 12. Cleaning and Disinfection ................................................................ 65 Cleaning and Disinfecting the LX-7230N ................................. 65 Cleaning the ECG lead cable .................................................. 66 Cleaning and Disinfecting the SpO2 probe (sensor) ................ 66 13. Maintenance and Inspection ............................................................ 67 14. Standard and Optional Accessories ................................................. 69 Standard Accessories .............................................................. 69 Optional Accessories ............................................................... 70 15. Specification ..................................................................................... 73 Specification ............................................................................ 73 Functional Testers and Patient Simulator for SpO2 measurement ........................................................................... 76 Displays ................................................................................... 77 Details of the ELECTRODE? Message ................................. 79 List of Setup Items ................................................................... 80 xviii 1. General Description The LX-7230N is a radio telemetry transmitter designed to measure the ECG, respiration waveform, SpO2 (functional oxygen saturation of arterial hemoglobin), pulse waveform with two AA size (LR06 size) alkaline batteries. Information such as ECG measurements, respiration waveform, SpO2 measurements, pulse waveform, battery level, and the conditions of the ECG electrodes and SpO2 probe (sensor) are displayed on the LCD of the front panel. ECG lead selection is available using the two buttons (Enter and
) on the front panel. (In case of using a 3-electrode lead cable or a 5-electrode chest lead cable) The LX-7230N can also function as a transmitter to measure only the ECG/Respiration without SpO2 or to measure only the SpO2 without ECG/Respiration. Before using the LX-7230N, read also the operation manual of the patient monitor at the receiving side thoroughly. LX-7230N: Built-in Nellcor SpO2 Module External Appearance LX-7230N 1 1. General Description Blank Page 2 2. Names of Parts and Their Functions Refer to Safety Precautions in this Neck Strap Hole Attaches the neck strap. ECG/RESP Input Connector
(Type CF Applied Part) Connects the ECG lead cable to measure ECG and respiration waveform. Refer to Safety Precautions in this manuals preface. SpO Input Connector 2 Connects the SpO probe (sensor). 2 manuals preface. Enter button button Uses for setup. Uses for setup. Channel Number Label Indicates transmitter channel number. LCD Displays measurement waveform and transmitter information. Power Switch Turn ON/OFF the power. EVENT Button Activates the function assigned on the receiving monitor. Electrode Position Label Indicates standard ECG electrode position. 3 2. Names of Parts and Their Functions Battery Lid Lock Lever Uses to open/lock the battery compartment lid. Refer to Safety Precautions in this Battery Compartment Lid This is the lid for the battery manuals preface. compartment. Make sure to close it when the transmitter is operated. 4 3. Preparation 1) Installing the Batteries The LX-7230N functions with two "AA" size (LR06 size) alkaline batteries. With new batteries, the LX-7230N is capable of the following operation. LX-7230N: approximately 2.5 days
(However, continuous operating time may be shorter than the above mentioned time depending on the application of the SpO2 probe (sensor).) W A R N I NG Unplug the ECG lead cable when the battery compartment lid is opened. Otherwise, patient leakage current beyond the allowable value may occur. Use new "AA" size (LR06 size) alkaline batteries. Do not short out the (+) and (-) terminals. It may result in exothermic heat and fire, the leakage from the batteries may damage the equipment, or an explosion from the batteries may occur. Install the batteries with the correct polarity. Do not use a disassembled or a damaged battery due to drop or shock. The leakage from the batteries may damage the equipment, or an explosion from the batteries may occur. Do not use different types of batteries at the same time. The leakage from the batteries may damage the equipment, or an explosion from the batteries may occur. Remove the exhausted batteries immediately. The leakage from the batteries may damage the equipment, or an explosion from the batteries may occur. If the transmitter is not in use for a long period of time, remove the batteries and store the equipment in an appropriate place. If the batteries are left in the transmitter for a long period of time, the leakage from the batteries may damage the equipment or an explosion from the batteries may occur. Make sure to replace the two batteries simultaneously. If new and used batteries are mixed, a leakage from the batteries may damage the equipment or an explosion from the batteries may occur. C A U T I O N Use only alkaline batteries. Other batteries will shorten the continuous operating time. Once the power switch is on the OFF position, then open the battery compartment lid. Do not replace the batteries with wet hands. In case of storing the used or unused batteries, make sure that the terminals are not touching other batteries or metal parts. 5 3. Preparation Lift the lock lever to open the battery compartment lid as shown in the left picture. Install new batteries according to the polarity indication inside the battery compartment. Make sure to first Insert the battery into the battery compartment from the minus (-) terminal as shown in the left picture. Hook the lock lever on the projection from the body and press it down until it is horizontal (flat position). C A U T I O N Make sure that any foreign particles, such as hairs, are not held on the battery compartment lid and dust is not adhered to the edge of the lid to prevent water entering into the battery compartment area. Make sure to only turn ON the LX-7230N after closing the battery compartment lid. 6 2) Operating Power Switch Turning the power switch to ON 3. Preparation Rotate the power switch to the left until it clicks. LCD screen turns ON and measurement starts. Regarding the LCD screen, refer to page 35 (7. Measurement). The screen automatically turns itself OFF after 180 seconds. After the power is turned ON, make sure to check the remaining battery level on the LCD screen. Refer to the following symbol about the remaining battery level. Battery Symbol Remaining Battery Level Full Getting low but still available Nearly empty;
Replace the battery The battery level estimation is in case of using alkaline batteries. Turning the power switch to OFF Rotate the power switch to the right until it clicks. 7 3. Preparation 8 Blank Page 4. ECG Monitoring When the transmitter is used without the SpO2 probe (sensor), it will measure only ECG and respiration. C A U T I O N When using the transmitter with only the ECG lead cable, SpO2 measurements on the receiving monitor shall be turned off to prevent an erroneous alarm. Connecting the ECG Lead Cable and Electrodes The optional ECG lead cables for LX-7230N are as follows. ECG Lead Cables AHA color code:
Item No. Applicable Lead CMT-01HTH-0.8DA Limb Lead (1CH) CMT-02HTH-0.8DA Limb Lead (2CH) CMT-03HTH-0.8DA Limb Lead (1CH)
+Chest (1CH) CMT-01FTH-0.8DA Limb Lead (1CH) CMT-02FTH-0.8DA Limb Lead (2CH) CMT-03FTH-0.8DA Limb Lead (1CH)
+Chest (1CH) Remark 3-electrode Hook Type
(White, Black, Red) 4-electrode Hook Type
(White, Black, Red, Green) 5-electrode Hook Type
(White, Black, Red, Green, Brown) 3-electrode Clip Type
(White, Black, Red) 4-electrode Clip Type
(White, Black, Red, Green) 5-electrode Clip Type
(White, Black, Red, Green, Brown) W A R N I NG Use only the specified lead cable from Fukuda Denshi. Otherwise, proper monitoring may not be performed, and also it may fail defibrillation or cause a malfunction of the equipment when the equipment is used with a defibrillator. 9 4. ECG Monitoring The relations between the attached electrode positions and lead method are as follows. Attach the electrodes to monitor proper waveform. For 3-electrode lead cable For AHA color code electrode position (No. CMT-01HTH-0.8DA, CMT-01FTH-0.8DA) White Black
(RA)
(LA) Red
(LL) Standard Limb leads Standard Limb leads can be selected from lead I, lead II, or lead III under the setting of the equipment. Refer to 8. Operation Changing Setup ECG Display Screen (1)
<<Switching Lead>> in page 47. For 4-electrode lead cable For AHA color code electrode position (No. CMT-02HTH-0.8DA, CMT-02FTH-0.8DA) White Black
(RA)
(LA) Green Red
(RL)
(LL) Standard Limb leads Two leads measurements, lead I and II are fixed. Lead III, aVR, aVL, and aVF can be also displayed from the setting on the receiving monitor. For details, refer to the operation manual of the receiving monitor. 10 For 5-electrode (Chest) lead cable For AHA color code electrode position (No. CMT-03HTH-0.8DA, CMT-03FTH-
4. ECG Monitoring 0.8DA) White Black
(RA)
(LA) Brown
(V) Green Red
(RL)
(LL) Standard Limb lead and Chest lead One limb lead and one chest lead (Brown) measurements are available. Standard Limb leads can be selected from lead I, lead II, or lead III under the setting of the equipment. The chest lead waveform is measured from the chest lead (Brown) positioned on the chest. Refer to 8. Operation Changing Setup ECG Display Screen (1)
<<Switching Lead>> in page 47. 11 4. ECG Monitoring Attaching the Electrodes C A U T I O N Always use the same type of electrodes. If different types of electrodes are used at the same time, the difference between the polarization potential from each electrode may interfere with monitoring. Do not reuse the disposable electrodes. It is intended for single patient use only. Clean the electrode sites with alcohol wipes or other skin preparation. If necessary, shave the electrode sites to remove excessive hair. Peel off the disposable electrode. Pay attention not to touch the electrode gel. Attach the lead cable end to the electrode
(convex part). Turn right and left to verify that it is securely attached. 12 4. ECG Monitoring Connecting the ECG Lead Cable to the LX-7230N Insert the ECG lead cable firmly into the ECG/RESP input connector matching the transmitters connector guide and the direction of the notched part on the connector. ECG Lead cable 13 4. ECG Monitoring C A U T I O N There are some cases when pacemaker pulse cannot be detected depending on the pacemaker type, pulse voltage, pulse width, electrode lead type (unipolar, bipolar), electrode placement, or lead method which causes the pacemaker pulse amplitude to decrease and disables pacemaker pulse detection. If signals similar to a pacemaker pulse are present, such as electric blanket noise or excessive AC frequency noise, these may be erroneously detected and displayed as a pacemaker pulse. In this case, check the condition of the electrodes and ECG lead cable to resolve the cause or turn off the pacemaker detection setting on the receiving monitor. Time constant of this equipment is shorter than Fukuda Denshi monitors (direct ECG connection). Therefore, there is a difference in the ST measurement value between them. Pay attention to the difference when monitoring a patient from a transmitter or a monitor. When an electrode is attached on the same location for a long time, some patients may develop skin irritation. Check the patients skin condition periodically and change the electrode position as required. The indication for continuous use of an electrode is about one day. Replace the electrode if the skin contact gets loosen due to perspiring, etc. Make sure to use new disposable electrodes. Otherwise, the waveform quality may become poor and it may fail to perform correct monitoring. When Check Electrode message is displayed on the screen of the receiving monitor or the LCD of this equipment, check the condition of the electrodes and ECG lead cable to resolve the cause. When removing electrodes from the patient, remove them carefully and slowly. Do not apply excessive force to remove them. Otherwise, it may damage the skin. It may not perform a correct measurement due to the attached position of the electrodes. Attach the electrodes on the patient referring to page 10 and 11 and make sure that the correct waveform is measured on the LCD. 14 5. Respiration Monitoring Follow the preparation of 4.ECG Monitoring to allow the respiration monitoring. This respiration monitoring is performed with impedance method. The ECG electrodes are also used for detecting the respiration. Each lead cable specifies the electrodes to detect the respiration. For 3-electrode and 5-
electrode (chest) lead cable, the electrodes to detect the respiration are fixed as follows. Even if lead method is switched, they are no changes. Lead Cable 3-electrode 4-electrode 5-electrode (Chest) Color of Electrode White (RA) and Red (LL) White (RA) and Red (LL) White (RA) and Red (LL) W A R N I NG Minute ventilation rate-adaptive implantable pacemakers can occasionally interact with certain cardiac monitoring and diagnostic equipment, causing the pacemakers to pace at their maximum programmed rate. The cardiac monitoring and diagnostic equipment may possibly send wrong information. If such event occurs, please disconnect the cardiac monitoring and diagnostic equipment, or follow the procedures described in the operation manual of the pacemaker.
(For more details, contact FUKUDA DENSHI personnel, your institutions professionals, or your pacemaker distributors.) Reference Minute Ventilation Rate-Adaptive Pacemakers FDA alerts health professionals that minute ventilation rate-adaptive implantable pacemakers can occasionally interact with certain cardiac monitoring and diagnostic equipment, causing pacemakers to pace at their maximum programmed rate.
[Based on a safety bulletin issued by FDA Center for Devices and Radiological Health on October 14, 1998]
C A U T I O N Even if the electrodes are attached on the proper positions for ECG monitoring, it may not be always the proper ones for respiration monitoring as well. When a defibrillator is used during respiration monitoring, a large offset voltage will be placed on the ECG electrodes, which may cause interruption of monitoring for a few seconds. 15 5. Respiration Monitoring 16 Blank Page 6. SpO2 Monitoring When the transmitter is used without the ECG lead cable, it will measure only SpO2. W A R N I NG When the SpO2 probe (sensor) is in a connector-off condition, the SpO2 alarm will not be generated on the receiving monitor. Make sure that the SpO2 probe (sensor) is securely connected. If the SpO2 waveform/numeric data is not displayed, check the patients condition and pay attention not to miss the connector-off condition. C A U T I O N When using the transmitter with only the SpO2 sensor cable, ECG and respiration measurements on the receiving monitor shall be turned off to prevent an erroneous alarm. The pulse wave and level meter are normalized for SpO2 measurement. It does not indicate perfused blood volume. Check proper probe attachment by observing the pulse wave. 17 6. SpO Monitoring 2 SpO2 Monitoring LX-7230N, which has a built-in Nellcor SpO2 module, is described in this section. The optional SpO2 sensors available for LX-7230N are as follows. The following table shows applicable patient and proper site for each SpO2 sensor. Select the proper one depending on the purpose and intended use. Sensor Types Applicable Patient Applied Site OxiMax MAX-I OxiMax MAX-P OxiMax MAX-A/AL Durasensor DS-100A OxiMax MAX-R OxiMax MAX-FAST OxiMax MAX-N Infant
(weight of 3 to 20Kg) Pediatric
(weight of 10 to 50Kg) Adult
(weight of 30Kg and over) Adult
(weight of 40Kg and over) Adult
(weight of 50Kg and over) Adult/Pediatric
(weight of 10Kg and over) Adult
(weight of 40Kg and over) Neonate
(weight of less 3Kg) W A R N I NG Toe Finger Finger Finger Nose Forehead Finger Foot For SpO2 monitoring, always use the sensor specified by Fukuda Denshi. If any other sensor is used, high temperature rise of the sensor may place the patient in danger of burns in the worst case. As with all medical equipment, carefully route cables to reduce the possibility of patient entanglement and strangulation. 18 6. SpO Monitoring 2 C A U T I O N SpO2 sensors are not waterproof. Keep away from liquids. Do not pick up the equipment pulling the sensor or cable part. It may get disconnected from the equipment and the equipment may be dropped. A message is displayed when the SpO2 sensor is disconnected from the equipment. A message is displayed when the equipment detects that the SpO2 sensor is disconnected from the patient. Properly attach the SpO2 sensor to the patient. Do not reuse the single-use SpO2 sensor. It may cause incorrect measurements. Read through the instruction of the SpO2 sensor as well. C A U T I O N The accuracy of SpO2 measurement may be influenced by abnormal hemoglobin, such as carbon monoxide hemoglobin (COHb) and methemoglobin (MetHb). It may be also affected by cardiogreen or intravascular dyes. In addition, the following case may affect the accuracy of SpO2 and pulse rate measurement. Outside light (direct sunlight, fluorescent, light therapy equipment, surgical light, infrared heat ramp, etc.) Hypoperfusion Excessive body motion (patients motion) Pigment injected to the blood for testing In case of measurement during receiving CPR treatment Placement of SpO2 sensor on limb with a blood-pressure cuff, arterial catheter External colorant such as nail polish Abnormally low or high hemoglobin concentration Venous pulse Electrosurgery Influence of electromagnetic waves from other electronics High-intensity radio waves from mobile phones 19 6. SpO Monitoring 2 Applying the OxiMax MAX-I sensor This Nellcor adhesive sensor, model MAX-I, is indicated for continuous noninvasive arterial oxygen saturation and pulse rate monitoring and can be reused on the same patient as long as the adhesive tape attaches without slippage. 1. Remove the plastic backing from the MAX-I and locate the two transparent windows on the adhesive side. Windows cover optical components. Note the corresponding alignment marks (a) on the non-adhesive side and the dashed line (b) midway between the marks (Figure (1)). The big toe is the preferred MAX-I location. Alternatively, apply the sensor to another digit of similar size, for example, the thumb. When selecting the sensor site, priority should be given to an extremity free of an arterial catheter, blood pressure cuff, or intravascular infusion line. NO T E 2. Orient the MAX-I so that the window next to the cable is aligned on the bottom of the big toe as shown. The cable should extend towards the heel
(Figure (2)). 3. Wrap the MAX-I firmly, but not too tightly around the toe. Windows must oppose each other for correct measurement (Figure (3)). 4. Wrap any excess tape loosely around the toe. Use additional tape provided to secure the cable across the bottom of the foot, loosely enough to maintain good circulation (Figure (4)). 5. Connect the MAX-I into the LX-7230N. Verify proper operation as described in the operation manual.
(1)
(2)
(3)
(4) NO T E If the sensor does not track the pulse reliably, it may be incorrectly positioned or the sensor site may be too thick, thin, or deeply pigmented, or otherwise deeply colored (for example, as a result of externally applied coloring such as nail polish, dye, or pigmented cream) to permit appropriate light transmission. If any of these situations occurs, reposition the sensor or choose an alternate Nellcor sensor to use on a different site. 20 6. SpO Monitoring 2 Reapplication 1. The MAX-I can be reused on the same patient as long as the adhesive tape attaches without slippage. 2. Enclosed adhesive dots are provided for reapplication. Place a transparent dot over each window as shown, and then remove the protective paper that covers each dot (Figure (5)). The sensor is now ready to be reapplied to the same patient. For the reapplication, do not remove the previous adhesive dot, but place the enclosed adhesive dot over it.
(5) C A U T I O N Precautions for Use of adhesive sensor, MAX-I Do not reuse the sensor on other patients. This is a sterilized product and it is intended for single patient use only. Circulation distal on the sensor site should be checked routinely. The site must be inspected every 8 hours to ensure adhesion, skin integrity, and correct optical alignment. If skin integrity changes, move the sensor to another site Do not use the sensor on patients who exhibit allergic reactions to the adhesive tape. Failure to apply the sensor properly may cause incorrect measurements. While the sensor is designed to reduce the effects of ambient light, excessive light may cause inaccurate measurements. In such cases, cover the sensor with an opaque material. If the sensor is wrapped too tightly or supplemental tape is applied, venous pulsations may lead to inaccurate saturation measurements. Excessive motion may compromise performance. In such cases, try to keep the patient still, or change the sensor site to one with less motion. Intravascular dyes or externally applied coloring such as nail polish, dye, or pigmented cream may lead to inaccurate measurements. Do not pull the sensor cable to remove the sensor from the equipment. In the event of damage to the sterile packaging, do NOT use. Make sure to check whether the packaging and product is cracked or damaged before use. If there is any damage. Do not immerse in water or cleaning solutions. Do not resterilize. For additional warnings, cautions or contraindications when using sensors with the LX-7230N, refer to each Nellcor SpO2 sensor instruction manual. 21 6. SpO Monitoring 2 Applying the OxiMax MAX-P/ MAX-A/ MAX-AL sensor This Nellcor adhesive sensor, model MAX-P/ MAX-A/ MAX-AL, is indicated for continuous noninvasive arterial oxygen saturation and pulse rate monitoring and can be reused on the same patient as long as the adhesive tape attaches without slippage. 1. Remove the plastic backing from the MAX-P/MAX-A/MAX-AL and locate the transparent windows (a) on the adhesive side. Windows cover optical components (Figure (1)). The index finger is the preferred MAX-P/MAX-A/MAX-AL location. Alternatively, apply the sensor to the small thumb, smaller finger, or big toe. When selecting the sensor site, priority should be given to an extremity free of an arterial catheter, blood pressure cuff, or intravascular infusion line. NO T E 2. Orient the MAX-P/MAX-A/MAX-AL so that the dashed line in the middle of the sensor is centered on the tip of the finger/toe (Figure (2)). Wrap the adhesive flaps around the digit. Note that the cable must be positioned on the top of the hand or foot. 3. Fold the cable end over the top of the finger/toe so that the windows are directly opposite to each other. Wrap the adhesive securely around both sides of the digit (Figure (3)). 4. Connect the MAX-P/MAX-A/MAX-AL into the LX-7230N. Verify proper operation as described in the operation manual.
(1)
(2)
(3) NO T E If the sensor does not track the pulse reliably, it may be incorrectly positioned or the sensor site may be too thick, thin, or deeply pigmented, or otherwise deeply colored (for example, as a result of externally applied coloring such as nail polish, dye, or pigmented cream) to permit appropriate light transmission. If any of these situations occurs, reposition the sensor or choose an alternate Nellcor sensor to use on a different site. 22 6. SpO Monitoring 2 C A U T I O N Precautions for Use of adhesive sensors, MAX-P/MAX-A/MAX-AL Do not reuse the sensor on other patients. This is a sterilized product and it is intended for single patient use only. Circulation distal on the sensor site should be checked routinely. The site must be inspected every 8 hours to ensure adhesion, skin integrity, and correct optical alignment. If skin integrity changes, move the sensor to another site Do not use the sensor on patients who exhibit allergic reactions to the adhesive tape. Failure to apply the sensor properly may cause incorrect measurements. While the sensor is designed to reduce the effects of ambient light, excessive light may cause inaccurate measurements. In such cases, cover the sensor with an opaque material. If the sensor is wrapped too tightly or supplemental tape is applied, venous pulsations may lead to inaccurate saturation measurements. Excessive motion may compromise performance. In such cases, try to keep the patient still, or change the sensor site to one with less motion. Intravascular dyes or externally applied coloring such as nail polish, dye, or pigmented cream may lead to inaccurate measurements. Do not pull the sensor cable to remove the sensor from the equipment. In the event of damage to the sterile packaging, do NOT use. Make sure to check whether the packaging and product is cracked or damaged before use. If there is any damage. Do not immerse in water or cleaning solutions. Do not resterilize. For additional warnings, cautions or contraindications when using sensors with the LX-7230N, refer to each Nellcor SpO2 sensor instruction manual. 23 4. 6. SpO Monitoring 2 Applying DURASENSOR DS-100A This Nellcor reusable sensor, model DS-100A, is indicated for continuous noninvasive arterial oxygen saturation and pulse rate monitoring for patients weighing greater than 40 kg. The DS-100A is contraindicated for use on active patients or for prolonged use. 1. Place the index finger over the sensor window of the DS-100A with the finger tip against the stop (Figure (1)). 2. If the fingernail is long, the nail tip will extend over the finger stop (Figure
(2)). 3. Spread open the rear tabs of the sensor to provide even force over the length of the pads (Figure (3)). If the index finger cannot be positioned correctly, or is not available, a smaller finger can be used, or use other OxiMax sensor. Do not use the DS-100A on a thumb or toe or across a childs hand or foot. NO T E When selecting the sensor site, priority should be given to an extremity free of an arterial catheter, blood pressure cuff, or intravascular infusion line. The sensor should be oriented in such a way that the cable is positioned along the top of the hand (Figure (4)). 5. Connect the DS-100A into the LX-7230N. Verify proper operation as described in the operation manual.
(2)
(4)
(1)
(3) NO T E If the sensor does not track the pulse reliably, it may be incorrectly positioned or the sensor site may be too thick, thin, or deeply pigmented, or otherwise deeply colored (for example, as a result of externally applied coloring such as nail polish, dye, or pigmented cream) to permit appropriate light transmission. If any of these situations occurs, reposition the sensor or choose an alternate Nellcor sensor to use on a different site. 24 6. SpO Monitoring 2 C A U T I O N Precautions for Use of reusable sensors, DS-100A Do not apply the sensor on the thumb or toe. It may cause incorrect measurements. Do not use the sensor for long-term monitoring. Circulation distal on the sensor site should be checked routinely. Reusable sensors must be moved to a new site at least every 4 hours. Because individual skin condition affects the ability of the skin to tolerate sensor placement, it may be necessary to change the sensor site more frequently with some patients. If skin integrity changes, move the sensor to another site. If long-term monitoring is required, use an OxiMax sensor (MAX-A, MAX-AL, or MAX-N). Failure to apply the sensor properly may cause incorrect measurements. While the sensor is designed to reduce the effects of ambient light, excessive light may cause inaccurate measurements. In such cases, cover the sensor with an opaque material. Do not apply tape to secure the sensor in place or to tape it shut; venous pulsations may lead to inaccurate saturation measurements. Excessive motion may compromise performance. In such cases, try to keep the patient still, or change the sensor site to one with less motion. Intravascular dyes or externally applied coloring such as nail polish, dye, or pigmented cream may lead to inaccurate measurements. Do not pull the sensor cable to remove the sensor from the equipment. In the event of damage to the sterile packaging, do NOT use. Make sure to check whether the packaging and product is cracked or damaged before use. If there is any damage. Do not immerse in water or cleaning solutions. Do not resterilize. For additional warnings, cautions or contraindications when using sensors with the LX-7230N, refer to each Nellcor SpO2 sensor instruction manual. 25 6. SpO Monitoring 2 Applying the OxiMax MAX-R sensor This Nellcor adhesive sensor, model MAX-R, is indicated for continuous noninvasive arterial oxygen saturation and pulse rate monitoring. The MAX-R is designed for use only on the nose. Use this sensor when finger pulsatile flow is inadequate, or monitoring a finger/toe is not possible. 1. Clean the bridge of the patients nose with the contents of the enclosed acetone/alcohol ampule to remove skin oils. Do not allow the acetone/alcohol solution to get in the patients eyes. 2. Remove the plastic backing from the MAX-R and locate the transparent windows on the adhesive side. Windows cover optical components. Note the corresponding alignment marks on the non-adhesive side (a) and the dashed center line (b) midway between the marks (Figure (1)). 3. Orient the MAX-R so that the dashed line is centered on the nose (a) and the alignment marks are at the bone-cartilage junction (b). The cable should extend toward the patients right side (Figure (2)). 4. Press the MAX-R firmly onto the nose and hold in place for 10 seconds to ensure adhesion (Figure (3)). The MAX-R must be secured firmly for proper operation. 5. As with all medical equipment, carefully route cables to reduce the possibility of patient entanglement or strangulation. 6. Connect the MAX-R into the LX-7230N. Verify proper operation as described in the operation manual.
(1)
(2)
(3) NO T E If the sensor does not track the pulse reliably, it may be incorrectly positioned or the sensor site may be too thick, thin, or deeply pigmented to permit appropriate light transmission. If any of these situations occurs, try another MAX-R or choose an alternate Nellcor Puritan Bennett sensor. 26 6. SpO Monitoring 2 C A U T I O N Precautions for Use of adhesive sensor, MAX-R Do not reuse the sensor on other patients. This is a sterilized product and it is intended for single patient use only. Circulation distal on the sensor site should be checked routinely. The site must be inspected every 8 hours to ensure adhesion, skin integrity, and correct sensor site. If skin integrity changes, move the sensor to another site Do not use the sensor on patients who exhibit allergic reactions to the adhesive tape. Do not get the acetone/alcohol cleaning solution in the patients eyes. Failure to apply the sensor properly may cause incorrect measurements. While the sensor is designed to reduce the effects of ambient light, excessive light may cause inaccurate measurements. In such cases, cover the sensor with an opaque material. Intravascular dyes or externally applied coloring such as dye or pigmented cream may lead to inaccurate measurements. Take care when removing the MAX-R so that the adhesive does not damage delicate facial tissue. The MAX-R is not recommended for patients wearing oxygen or anesthesia masks. Excessive motion may compromise performance. Do not pull the sensor cable to remove the sensor from the equipment. In the event of damage to the sterile packaging, do NOT use. Make sure to check whether the packaging and product is cracked or damaged before use. If there is any damage. Do not immerse in water or cleaning solutions. Do not resterilize. For additional warnings, cautions or contraindications when using sensors with the LX-7230N, refer to each Nellcor SpO2 sensor instruction manual. 27 6. SpO Monitoring 2 Applying the OxiMax MAX-N sensor This Nellcor adhesive sensor, model MAX-N, is indicated for continuous noninvasive arterial oxygen saturation and pulse rate monitoring and can be reused on the same patient as long as the adhesive tape attaches without slippage. 1. Remove the plastic backing from the MAX-N and locate the two transparent windows on the adhesive side. Windows cover optical components. Note the corresponding alignment marks (a) on the non-
adhesive side and the dashed line (b) midway between the marks (Figure
(1)). 2. Orient the MAX-N so that the dashed line is on the lateral edge of the site
(a):
Neonates: The preferred site is the foot. Alternatively, use the hand. The window next to the cable goes on the sole of the foot as shown (Figure (2)). Adults: The preferred site is the index finger. Alternatively, other fingers may be used. The window next to the cable goes on the nail side, distal to the first joint. Do not place on a joint. Note that the cable must be positioned on the top of the hand (Figure (3)). NO T E When selecting a sensor site, priority should be given to an extremity free of an arterial catheter, blood pressure cuff, or intravascular infusion line. 3. Wrap the MAX-N firmly, but not too tightly around the foot or finger. Windows must oppose each other. 4. Connect the MAX-N into the LX-7230N. Verify proper operation as described in the operation manual.
(1)
(2)
(3) 28 6. SpO Monitoring 2 NO T E If the sensor does not track the pulse reliably, it may be incorrectly positioned - or the sensor site may be excessively wrinkled, or too deeply pigmented or otherwise deeply colored (for example, as a result of externally applied coloring such as dye or pigmented cream) to permit appropriate light transmission. If any of these situations occurs, reposition the sensor in a different location or choose an alternate Nellcor sensor to use on a different site. Reapplication 1. The MAX-A can be reused on the same patient as long as the adhesive tape attaches without slippage. 2. Enclosed adhesive dots are provided for reapplication. Place the transparent dot over each window as shown, and then remove the protective paper that covers each dot (Figure (4)). The sensor is now ready to be reapplied to the same patient. For the reapplication, do not remove the previous adhesive dot, but place the enclosed adhesive dot over it.
(4) 29 6. SpO Monitoring 2 C A U T I O N Precautions for Use of adhesive sensor, MAX-N Do not reuse the sensor on other patients. This is a sterilized product and it is intended for single patient use only. Circulation distal on the sensor site should be checked routinely. The site must be inspected every 8 hours to ensure adhesion, skin integrity, and correct optical alignment. If skin integrity changes, move the sensor to another site. Do not use the sensor on patients who exhibit allergic reactions to the adhesive tape. Failure to apply the sensor properly may cause incorrect measurements. While the sensor is designed to reduce the effects of ambient light, excessive light may cause inaccurate measurements. In such cases, cover the sensor with an opaque material. If the sensor is wrapped too tightly or supplemental tape is applied, venous pulsations may lead to inaccurate saturation measurements. Excessive motion may compromise performance. In such cases, try to keep the patient still, or change the sensor site to one with less motion. Intravascular dyes or externally applied coloring such as nail polish, dye, or pigmented cream may lead to inaccurate measurements. Do not pull the sensor cable to remove the sensor from the equipment. In the event of damage to the sterile packaging, do NOT use. Make sure to check whether the packaging and product is cracked or damaged before use. If there is any damage. Do not immerse in water or cleaning solutions. Do not resterilize. For additional warnings, cautions or contraindications when using sensors with the LX-7230N, refer to each Nellcor SpO2 sensor instruction manual. 30 6. SpO Monitoring 2 Applying the OXIMAX MAX-FAST sensor This is an adhesive sensor, model MAX-FAST, for continuous noninvasive arterial oxygen saturation and pulse rate monitoring and can be reused on the same patient as long as the adhesive tape attaches without slippage. 1. Clean the sensor site with an alcohol wipe to remove skin oils. See illustration for the recommended site. (Figure (1))
(1) 2. Remove the white paper backing to expose the first of three adhesive pads (Figure (2)). The OXIMAX applied on the patient. MAX-FAST sensor is now ready to be
(2) NO T E There are three adhesive pads attached to the sensor, each with a pull-tab for removal. When repositioning the sensor on the same patient, first expose the new adhesive pad by grasping the tab and peeling off the old adhesive pad. The sensor is now ready to be reapplied to the patient. 3. Place the sensor onto a flat, hairless portion of the patients forehead just above the left or right eyebrow. If the patient is lying on their side, place the sensor above the eye on the side of the patients head not in contact with the bed. Press the MAX-FAST sensor firmly in place for 10 seconds, ensuring that the entire surface area of the adhesive pad makes contact with the skin (Figure (3)).
(3) 31 6. SpO Monitoring 2 If desired, the sensor cable can be secured to the patients clothing or other material by using the clip located on the cable. To open, pinch the sides of the clip; release to close (Figure (4)).
(4) 4. 5. Connect the OXIMAX MAX-FAST oximetry sensor into the LX-7230N. Verify proper operation as described in the operation manual. NO T E If the sensor does not track the pulse reliably, it may be incorrectly positioned - or the sensor site may be excessively wrinkled, or too deeply pigmented or otherwise deeply colored (for example, as a result of externally applied coloring such as dye or pigmented cream) to permit appropriate light transmission. If any of these situations occurs, reposition the sensor in a different location or choose an alternate Nellcor sensor to use on a different site. W A R N I NG Precautions for Use of headband Do not use headband on children age 24 months and younger. Do not use headband on children with open fontanelles. For details, refer to the instruction manual of OXIMAX MAX-FAST oximetry sensor. C A U T I O N Precautions for Use of headband Applying the headband too loose or too tight can cause inaccurate readings. Make sure the headband applies equal pressure to the entire sensor. The sensor must be completely covered by the headband. For details, refer to the instruction manual of OXIMAX MAX-FAST oximetry sensor. 32 6. SpO Monitoring 2 C A U T I O N Precautions for Use of adhesive sensors, MAX-FAST Do not reuse the sensor on other patients. This is a sterilized product and it is intended for single patient use only. Circulation distal on the sensor site should be checked routinely. The site must be inspected every 12 hours to ensure adhesion, skin integrity, and correct position. Because individual skin condition affects the ability of the skin to tolerate sensor placement, it may be necessary to change the sensor site more frequently with some patients. Do not use the OXIMAX MAX-FAST sensor on patients who exhibit allergic reactions to the adhesive pad; for patients who perspire profusely; or under conditions where the patient is in the Trendelenburg position (head lower than the heart). Failure to apply the sensor properly may cause incorrect measurements. While the sensor is designed to reduce the effects of ambient light, excessive light may cause inaccurate measurements. In such cases, cover the sensor with an opaque material. Do not use tape with the sensor. Use of additional tape or other types of adhesives may cause skin damage. Applying the headband too tightly can lead to inaccurate saturation measurements, or possibly to temporary pressure marks from sensor. Excessive motion may compromise performance. In such cases, try to keep the patient still, or change the sensor site to one with less motion. For patients in a prone position, venous pooling and/or pulsation may cause inaccurate SpO2 readings. Use of the headband is advised. Do not pull the sensor cable to remove the sensor from the equipment. In the event of damage to the sterile packaging, do NOT use. Make sure to check whether the packaging and product is cracked or damaged before use. If there is any damage. Do not immerse in water or cleaning solutions. Do not resterilize. For additional warnings, cautions or contraindications when using sensors with the LX-7230N, refer to each Nellcor SpO2 sensor and headband instruction manual. 33 6. SpO Monitoring 2 Connecting the Nellcor SpO2 Sensor to the LX-7230N Insert the SpO2 sensor into the SpO2 input connector on the LX-7230N. SpO Sensor 2 1 2 Attach the sensor lock as shown in the following illustration to prevent the SpO2 sensor to be disconnected. 34 Sensor Lock 7. Measurement Turn ON the power and the measurement starts. Starting Screen When the power is turned ON, the channel number configured on the LX-
7230N is displayed at the top of the LCD. Make sure whether the channel number on the LCD matches the channel number indicated on the label of the LX-7230N and the channel number configured on the receiving monitor. This screen automatically moves onto the next waveform display screen. Waveform Display Screen ECG waveform (1CH when using 3-electrode lead cable, 2CH when using other lead cable), heart rate, pacemaker marker, respirogram, respiration rate, pulse wave, SpO2 measurement value, remaining battery level, and various messages are displayed. C A U T I O N The LX-7230N does not have a diagnostic function. Check the diagnostic function on the receiving monitor. The LX-7230N does not have an alarm function. Check the alarm function on the receiving monitor. The ECG waveform size and sweep speed settings displayed on the LCD of the LX-7230N do not interface with the ones displayed on the screen of the receiving monitor. The heart rate and respiration rate displayed on the LCD of the LX-
7230N may be different from the ones displayed on the receiving monitor. Because the algorithm of the ECG and respiration rate is different. 35 7. Measurement Display Switch The screen (e.g. ECG) can be switched to other selected screens (respiration, pulse, or SpO2, etc.) The LCD display will automatically turn itself OFF after 180 seconds if no operation is done. To restart the LCD display, refer to page 51. When the LCD display is active, press the screen. The screen will be switched in the following order. button to move onto the next Press and hold Enter for 2 seconds Move onto ECG1 Lead/Waveform size setting display Press and hold Enter for 2 seconds Move onto ECG2 waveform size setting display Press and hold Enter for 2 seconds Move onto RESP waveform size setting display 36 Battery Level Check Check the battery level on the waveform display screen. 7. Measurement Battery Symbol Remaining Battery Level Full Getting low but still available Nearly empty Replace the battery. A message that prompts the battery check appears on the screen of the receiving monitor. Waveform Display ECG Display Screen (1) ECG1 waveform, heart rate, pacemaker marker, remaining battery level, and electrode check message are displayed. The LCD display will automatically turn itself OFF after 180 seconds if no operation is done. To restart the LCD display, refer to page 51. When the LCD display is active, press the waveform display screen. button to move onto the next Descriptions of the Screen The descriptions of contents displayed on the LCD are as follows. Indicates ECG 1. Indicates the scale of the displayed ECG. One scale corresponds to 1mV. In the left illustration, it can display ECG waveform between -1mV and
+1mV. 37 7. Measurement Displays the ECG waveform. Displays the heart rate. is displayed in synchronization with the heart rate. Displays the detection marker when the pacemaker pulse is detected. Indicates the measuring lead. Indicates the ECG waveform size displayed on the LCD. C A U T I O N The ECG waveform size setting displayed on the LCD does not interact with the one displayed on the screen of the receiving monitor, because the LX-7230N cannot transmit the setting information of the waveform size to the receiving monitor. If the ECG waveform size displayed on the screen of the receiving monitor is changed, follow the instruction in the operation manual of the receiving monitor. In case of the outside of the heart rate range (12 to 300bpm), 0bpm will be displayed if 11bpm and below is measured and 300bpm will be displayed If 300bpm and above is measured. 38 7. Measurement Indicates the remaining battery level. For details of the battery level, refer to page 7. Displays the electrode check ELECTRODE? message appears when the ECG electrode is detached. ECG Display Screen (2) ECG2 waveform, heart rate, pacemaker marker, remaining battery level, and electrode check message are displayed. NO T E If a 3-electrode lead cable is used, this screen will not appear. The LCD display will automatically turn itself OFF after 180 seconds if no operation is done. To restart the LCD display, refer to page 51. When the LCD display is active, press the waveform display screen. button to move onto the next Descriptions of the Screen The descriptions of contents displayed on the LCD are as follows. Indicates ECG 2. Indicates the scale of the displayed ECG. One scale corresponds to 1mV. In the left illustration, it can display ECG waveform between -1mV and +1mV. 39 7. Measurement Displays the ECG waveform. Displays the heart rate. is displayed in synchronization with the heart rate. Displays the detection marker when the pacemaker pulse is detected. Indicates the measuring lead. Indicates the ECG waveform size displayed on the LCD. C A U T I O N The ECG waveform size setting displayed on the LCD of the LX-7230N does not interact with the one displayed on the screen of the receiving monitor, because the LX-7230N cannot transmit the setting information of the waveform size to the receiving monitor. If the ECG waveform size displayed on the screen of the receiving monitor is changed, follow the instruction in the operation manual of the receiving monitor. In case of the outside of the heart rate range (12 to 300bpm), 0bpm will be displayed if 11bpm and below is measured and 300bpm will be displayed If 300bpm and above is measured. 40 7. Measurement Indicates the remaining battery level. For details of the battery level, refer to page 7. Displays the electrode check ELECTRODE? message appears when the ECG electrode is detached. Respiration Display Screen Respiration waveform, respiration rate, remaining battery level, and electrode check message are displayed. The LCD display will automatically turn itself OFF after 180 seconds if no operation is done. To restart the LCD display, refer to page 51. When the LCD display is active, press the waveform display screen. button to move onto the next Descriptions of the Screen The descriptions of contents displayed on the LCD are as follows. Indicates the respiration waveform display screen. Indicates the scale of the displayed respiration waveform. One scale corresponds to 1 . In the left illustration, it can display the change of respiration waveform between -1 and +1 . Displays the respiration waveform. 41 7. Measurement Displays the respiration rate. Indicates the respiration waveform size displayed on the LCD. C A U T I O N The respiration waveform size setting displayed on the LCD does not interact with the one displayed on the screen of the receiving monitor, because the LX-7230N cannot transmit the setting information of the waveform size to the receiving monitor. If the respiration waveform size displayed on the screen of the receiving monitor is changed, follow the instruction in the operation manual of the receiving monitor. In case of the outside of the respiration rate range (9 to 150Bpm), 0Bpm will be displayed if 8Bpm and below is measured and 150Bpm will be displayed If 150Bpm and above is measured. Indicates the remaining battery level. For details of the battery level, refer to page 7. Displays the electrode check ELECTRODE? message appears when the ECG electrode is detached. 42 7. Measurement SpO2 Display Screen Pulse wave, pulse rate, SpO2 measurement value, remaining battery level, and probe condition are displayed. The LCD display will automatically turn itself OFF after 180 seconds if no operation is done. To restart the LCD display, refer to page 51. When the LCD display is active, press the waveform display screen. button to move onto the next Descriptions of the Screen The descriptions of contents displayed on the LCD are as follows. Indicates the SpO2 display screen. Displays the pulse wave. The waveform size displayed on the LCD is adjusted automatically. Displays the SpO2 measurement value. Displays the pulse rate. Displays the level meter of the pulse wave. Indicates the amplitude level of the pulse wave in 8 steps. 43 7. Measurement Indicates the remaining battery level. For details of the battery level, refer to page 7. Displays messages such as probe off. For details of messages, refer to page 60. SpO2 Enlarged Display Screen Pulse rate, SpO2 measurement value, remaining battery level, and probe condition are displayed. The LCD display will automatically turn itself OFF after 180 seconds if no operation is done. To restart the LCD display, refer to page 51. When the SpO2 Enlarged Display Screen is displayed, press the move onto the next waveform display screen. button to Descriptions of the Screen The descriptions of contents displayed on the LCD are as follows. Indicates the SpO2 display screen. Displays the SpO2 measurement value. Displays the pulse rate. 44 7. Measurement Displays the level meter of the pulse wave. Indicate the amplitude level of the pulse wave in 8 steps. Indicates the remaining battery level. For details of the battery level, refer to page 7. Displays messages such as probe off. For details of messages, refer to page 60. 45 7. Measurement 46 Blank Page 8. Operation Changing Setup ECG Display Screen (1) In the ECG display screen (1), the ECG waveform size and lead displayed on the LCD of the LX-7230N can be changed. Setting Method How to enter the setup mode:
Press and hold the Enter button for 2 seconds in the ECG display screen (1).
<<Switching Lead>>
Lead of ECG 1 can be switched when 3-electrode lead cable or 5-electrode
(Chest) lead cable is used. Select an appropriate lead by checking the ECG waveform on the LCD. The lead indication of ECG 1 is highlighted. Pressing the Enter button will sequentially change the lead of ECG 1. Lead I III II I
<<Changing ECG1 Waveform Size on LCD>>
button to highlight Press the the size indication of ECG 1. Pressing the Enter button will sequentially change the size of ECG 1. Size 1 1/2 1 When changing the size of the ECG waveform on the LCD, the ECG scale will also change. In the left illustration, it can display the ECG waveform between -2mV and +2mV. 47 8. Operation C A U T I O N The ECG waveform size setting displayed on the LCD of the LX-7230N does not interact with the one displayed on the screen of the receiving monitor, because the LX-7230N cannot transmit the setting information of the waveform size to the receiving monitor. If the ECG waveform size displayed on the screen of the receiving monitor is changed, follow the instruction in the operation manual of the receiving monitor.
<< Returning to ECG Display Screen (1) >>
button to highlight Press the the Return button. Press the Enter button to return to the ECG display screen (1). C A U T I O N Do not operate the LX-7230N with the setup screen open to prevent the settings to be changed due to an unintended operation. Make sure to press the Return button to terminate the setup screen. The LCD display will automatically turn itself OFF after 180 seconds if the Return button is not pressed. ECG Display Screen (2) In the ECG display screen (2), the ECG waveform size displayed on the LCD of the LX-7230N can be changed. Setting Method How to enter the setup mode:
Press and hold the Enter button for 2 seconds in the ECG display screen (2).
<< Changing ECG2 Waveform Size on LCD >>
The size indication of ECG 2 is highlighted. Pressing the Enter button will sequentially change the size of ECG 2. Size 1 1/2 1 48 8. Operation When changing the size of the ECG waveform on the LCD, the ECG scale will also change. In the left illustration, it can display ECG waveform between
-2mV and +2mV. C A U T I O N The ECG waveform size setting displayed on the LCD of the LX-7230N does not interact with the one displayed on the screen of the receiving monitor, because the LX-7230N cannot transmit the setting information of the waveform size to the receiving monitor. If the ECG waveform size displayed on the screen of the receiving monitor is changed, follow the instruction in the operation manual of the receiving monitor.
<< Returning to ECG display screen (2) >>
button to highlight Press the the Return button. Press the Enter button to return to the ECG display screen (2). Respiration Display Screen In the respiration display screen, the respiration waveform size displayed on the LCD of the LX-7230N can be changed. Setting Method How to enter the setup mode:
Press and hold the Enter button for 2 seconds in the respiration display screen.
<< Changing Respiration Waveform Size on LCD>>>
The size indication of the respiration is highlighted. Pressing the Enter button will sequentially change the size of respiration. Size 1 1/2 1 49 8. Operation When changing the size of the respiration waveform on the LCD, the respiration scale will also change. In the left illustration, it can display the respiration waveform until 4 of change. C A U T I O N The respiration waveform size setting displayed on the LCD of the LX-
7230N does not interact with the one displayed on the screen of the receiving monitor, because the LX-7230N cannot transmit the setting information of the waveform size to the receiving monitor. If the respiration waveform size displayed on the screen of the receiving monitor is changed, follow the instruction in the operation manual of the receiving monitor.
<< Returning to Respiration Display Screen>>
button to highlight Press the the Return button. Press the Enter button to return to the respiration display screen. SpO2 Display Screen LX-7230N has no setup item in the SpO2 display screen SpO2 Enlarged Display Screen LX-7230N has no setup item in the SpO2 display screen C A U T I O N Do not operate the LX-7230N with the setup screen open to prevent the settings to be changed due to an unintended operation. Make sure to press the Return button to terminate the setup screen. The LCD display will automatically turn itself OFF after 180 seconds if the Return button is not pressed. 50 8. Operation Restarting the LCD display The LCD display will automatically turn itself OFF after 180 seconds if no operation is done. Press the Enter button or press and hold the display. The starting screen with telemetry channel number appears, and then the waveform display screen appears. button to restart the LCD Pressing the EVENT button Press and hold the EVENT button for 2 seconds to activate the function assigned on the receiving monitor. The following message appears on the LCD while the EVENT is transmitted. After the transmission is completed, the starting screen with the telemetry channel number appears, and then the waveform display screen appears. EVENT operation is available as a remote recording. For details of the receiving monitor operation and settings related to the EVENT function, refer to the operation manual of the receiving monitor. 51 8. Operation 52 Blank Page 9. Other Setting Items The following settings are available for the LX-7230N depending on the use and condition of the patient. For details of the settings, contact our service representative. Items Time Constant Detection Sensitivity of Pacemaker Pulse Respiration Detection Signal LCD Contrast Selection 0.4 sec., 0.1 sec. Default 0.4 sec. Low, Mid, High ON, OFF 8 steps One from the following channels. Mid ON 8 Backup Yes Yes Yes Yes Transmitter Channel 9501to 9539 9600 to 9639 9700 to 9739 9700 to 9739 9800 to 9839 9900 to9938 2701 to 2739 2800 to 2839 2900 to 2918 2921 to 2939 3000 to 3039 3100 to 3138 9501 Yes Group ID One from 00 to 63 00 Yes 53 9. Other Setting Items Changing the Time Constant The default setting of the time constant is 0.4 seconds. If a stable monitoring is difficult with excessive change in the baseline due to excessive body motion of the patient or an interference noise, such as AC frequency, by changing the time constant to 0.1 second the monitoring may become relatively stable. For details of the setting change, contact your local Fukuda Denshi service representative. C A U T I O N When changing the time constant to 0.1 seconds, the lower frequency characteristic becomes 1.6Hz 25%. This setup does not meet IEC 60601-2-27 standard. It may lead to a change in the ECG waveform and ST measurement value may be especially affected. Fukuda Denshi recommends 0.4 seconds setting in normal use. The LCD screen in normal use does not indicate the selection of time constant. Make sure to take measures, such as marking on the LX-
7230N, to distinguish whether the selection of time constant is changed. 54 9. Other Setting Items Changing the Detection Sensitivity of the Pacemaker Pulse The default setting of pacemaker pulse detection sensitivity is Mid. The Mid setting can detect and reject the following pacemaker pulse specified in ANSI/AAMI EC13 standard. Detection/ Rejection of Pacemaker Pulse:
a) Pacemaker Pulse without Over/Undershoot:
Capable to reject pulses of pulse width 0.1 to 2ms, amplitude 2 to 700mV b) Pacemaker Pulse with Over/Undershoot:
Rejection is not possible. Fukuda Denshi recommends the Mid setting in normal use. There may be some cases when the pacemaker pulse cannot be detected depending on the pacemaker type, pulse voltage, pulse width, electrode lead type (unipolar, bipolar). In this case, change the lead or the position of the electrodes to be able to detect the pacemaker pulse. Nonetheless, if the detection is still undetectable, change the setting to High in order to increase the detection sensitivity. So that smaller pacemaker pulse can be detected. However, the High setting may lead to erroneous detection due to interference noise, such as AC frequency. If erroneous detections occur due to interference noise, such as AC frequency, turn OFF the setting of the pacemaker pulse detection in the receiving monitor. If erroneous detections occur due to interference noise, such as AC frequency, while monitoring a patient with a pacemaker, and the setting of the pacemaker pulse detection cannot be turned OFF, replace the electrodes or change the lead to remove the interference noise, such as AC frequency. Nonetheless, if erroneous detections still occur, change the setting to Low in order to decrease the detection sensitivity. It makes the LX-7230N less likely to be interfered by the noise, such as AC frequency. The Low setting decreases the detection sensitivity. Therefore, it cannot detect the pacemaker pulse specified in ANSI/AAMI EC13 standard. For details of the setting change, contact your local Fukuda Denshi service representative. C A U T I O N The LCD screen in normal use does not indicate the setting status of the pacemaker pulse detection. Make sure to take measures, such as marking on the LX-7230N, to distinguish whether the setting of the pacemaker pulse detection is changed. 55 9. Other Setting Items Changing the Respiration Detection Signal ON/OFF The default setting of the respiration detection signal is ON. The respiration waveform can be detected when the setting of the respiration detection signal is turned ON. W A R N I NG If the LX-7230N is used with minute ventilation rate-adaptive implantable pacemaker, the respiration detection signal may cause the pacemaker to pace at its maximum programmed rate. If such event occurs, change the setting to OFF to prevent an occurrence of erroneous pacing rate. For details of the setting change, contact your local Fukuda Denshi service representative. C A U T I O N The respiration waveform cannot be measured if the setting of the respiration detection signal is turned OFF. Make sure to turn OFF the respiration measurement function on the receiving monitor to prevent an erroneous detection of the respiration alarm (on the receiving monitor side). The LCD screen in normal use does not indicate the setting status of the respiration detection signal ON/OFF. Make sure to take measures, such as marking on the LX-7230N, to distinguish whether the setting of the respiration detection signal ON/OFF is changed. Changing the LCD Contrast The LCD display contrast of the LX-7230N can be changed in 8 steps. For details of the setting change, contact your local Fukuda Denshi service representative. 56 10. Changing the Transmitter Channel and Group ID Changing the Transmitter Channel The LX-7230N is a transmitter of PLL synthesizer type, and its transmitter channel can be programmed. It can be set up with an arbitrary channel among the channels assigned by the Telemetry Laws (according to each country). For details of the setting change, contact your local Fukuda Denshi service representative. W A R N I NG If the transmitter channel is changed, follow the instruction by the person in charge of the radio telemetry channel in your facility. Mismanagement may result in a serious accident, such as interference and mixing up patients. Replace promptly the new channel label if the transmitter channel has been changed. Changing the Group ID The LX-7230N transmits its group ID, which it belongs to, to prevent interference with neighboring hospital's transmitter. The receiving monitor checks whether the incoming group ID is the same as the programmed one that the receiving monitor has. There are 64 group codes available. The default setting is 00. The transmitter group ID can be changed if there is interference with a neighboring hospital's transmitter. For details of the setting change, contact your local Fukuda Denshi service representative. C A U T I O N Possible causes of interference other than radio telemetry from neighboring hospital's transmitter, are the proximity of cell phone, amateur radio station, radio taxi, and illegal citizens band, which may be a cause of interference. In such a case, the situation should be carefully observed to find the cause of interference. 57 10. Changing the Transmitter Channel and Group ID Blank Page 58 11. Troubleshooting List of Displayed messages Transmitter (main unit) Message Cause Solution Faulty SpO2 module. Contact your local Fukuda Denshi service representative. Failed to transmit waveform and value. Faulty EEPROM. Failed to initialize CPU. ECG Message Cause Solution Electrode is off. Check the electrode condition. Character string displayed, such as LA, depends on the detached electrode position 59 11. Troubleshooting SpO2 Message Cause Solution Probe is off. Check the attached condition of the probe. Faulty Probe. Replace the probe with a new one. SpO2 is not measured correctly. Check the attached condition of the probe. Cover the probe with an opaque material to cut off the outside light. Keep the patient still. Due to excessive body motion, SpO2 is not measured correctly 60 11. Troubleshooting Troubleshooting Make sure of the following. However, if there is no improvement in the phenomenon, contact your local Fukuda Denshi service representative. Transmitter (main unit) Phenomenon Cause Solution Nothing is displayed on the LCD when the power switch is turned ON. Nothing is displayed on the receiving monitor screen. No battery or wrong polarity Install the battery correctly. Battery level is empty. Replace the battery with a new one. Set the same channel number for the transmitter and the receiving monitor. The channel number between the transmitter and the receiving monitor do not match up. Transmission problem. Same channel number is already used. Channel interference Make sure to not duplicate channel numbers. Follow the instruction by the person in charge of radio telemetry channel in your facility and use the LX-
7230N with the correct channel setting. Follow the instruction by the person in charge of radio telemetry channel in your facility and use the LX-
7230N with the correct channel setting. Transmitter failure Contact your local Fukuda Denshi service representative. 61 11. Troubleshooting ECG Phenomenon Cause Solution ELECTRODE?
message is displayed. Lead cable is off. Check the connection between the lead cable and the LX-7230N. Check the connection between the lead cable and the electrode. Faulty Lead cable. Replace the ECG cable with a new one. Electrode is peeling off. Replace the electrode with a new one. Polarization potential of the electrode is too high. Electrode gel is dry. Electrode is peeling off. Replace the electrode with a new one. Replace the electrode with a new one. Electric blanket is used. Cover the electric blanket with a shield cover. AC filter setting of the receiving monitor is OFF. Set the AC filter up as ON. ECG waveform contains noise Respiration waveform cannot be measured. Electrode gel is dry. Replace the electrode with a Electrode is peeling off. new one. The positions of the electrodes are improper. Attach the electrodes where the respiration waveform can be measured appropriately. 62 11. Troubleshooting SpO2 Phenomenon Cause Solution SpO2 value is unstable. The probe size is improper. Use a probe, which fit properly. The probe is peeling off or is affected by the outside light due to the poor condition Transmitting and measuring LEDs sensor are dirty. Attach the probe properly following the instruction. Clean both LED sensors from dirt. In Case of Dropping the LX-7230N into Water In case of dropping the LX-7230N into water containing disinfectant, pick up the LX-7230N quickly from it. Rinse it well with running water, and dry it thoroughly with a soft cloth. C A U T I O N Do not use a drier. The LX-7230N shape may change or be broken. When the LX-7230N is rinsed with running water, make sure to close the battery compartment lid. 63 11. Troubleshooting 64 Blank Page 12. Cleaning and Disinfection The Cleaning and disinfection of the LX-7230N, ECG lead cable, and SpO2 probe (sensor) shall be performed as follows. C A U T I O N Do not sterilize the LX-7230N, ECG lead cable, and SpO2 probe (sensor) in any manners, such as radioactive rays, steam, or ethylene oxide. Cleaning and Disinfecting the LX-7230N Cleaning Clean the LX-7230N using squeezed gauze or an absorbent cotton cloth dampened with alcohol or a neutral cleanser. C A U T I O N Clean the equipment frequently so stains can be removed easily. To prevent injury, it is recommended to wear gloves when cleaning the equipment. Do not allow any chemical solution to enter the inside of LX-7230N or connectors. The LX-7230N cannot be sterilized. Do not use organic solvents, thinner, toluene and benzene to avoid damaging the resin case. Do not polish the housing with abrasive or chemical cleaner. Use only neutral detergent to clean the housing. Do not use chemical cloth, scrub brush, abrasive, polishing powder, hot water, volatile solvent and chemicals (cleanser, thinner, benzine, benzol, and synthetic detergent for house and furniture), or sharp-edged tools. The surface resin coating may be damaged, resulting in discoloration, scratches, and other problems. Disinfection If there is a possibility of being infected, clean the LX-7230N using squeezed gauze or an absorbent cotton cloth dampened with alcohol or a neutral cleanser. C A U T I O N Do not immerse the connector parts of the LX-7230N in any chemical solution to prevent connection failure. When disinfecting the entire room using a spray solution, pay close attention not to have liquids get into the LX-7230N or connectors. 65 12. Cleaning and Disinfection Cleaning the ECG lead cable After using the cable, clean it with neutral detergent or 70% isopropyl alcohol. C A U T I O N Do not use thinner, toluene, or other organic solvents to clean the cables. Do not pull the cable and do not hold the connector part when cleaning.
(It may degrade the cable coating and result in damage. Particularly organic solvents and antiseptic solution such as cresol soap solution will degrade the cable coating.) After cleaning, dry it completely before usage. Do not use high temperature sterilization such as steam or EOG method. Cleaning and Disinfecting the SpO2 probe (sensor) NELLCOR SpO2 sensors After using the the Durasensor (DS-100A) on each patient, clean it with 70%
isopropyl alcohol. If low-level disinfection is required, use a 1:10 bleach solution. Any unproved cleaning solutions may case early failure of the sensors. The OxiMax can be reused on the same patient as long as the adhesive tape attaches without slippage. Do not resterilize and reuse it on other patients. It is intended for single patient use only. 66 13. Maintenance and Inspection This section explains the daily checks and periodic checks of the LX-7230N. To ensure safety, reliability, and high performance, a Daily Check and Periodic Check must be performed. We are not liable for any accident arising from lack of maintenance. C A U T I O N Do not open the housing or attempt service. The service should be done by Fukuda Denshi or Fukuda Denshis representative. Do not allow excessive moisture or cleaning agents into the connectors or inside the equipment. Daily Check Perform daily checks using the Daily Check List on the next page. Periodic Check Periodic check of medical electronic equipment is mandatory to prevent failures and accidents and to ensure safety and reliability. Periodic maintenance may be performed by the medical institution or by a third party by concluding a Maintenance Contract. For more details, contact your local Fukuda Denshi service representative. Periodic Replacement Parts The Battery Compartment Lid (Waterproof) is the only periodic replacement part. To ensure the reliability of waterproof (IPX8) performance of the LX-7230N, replace it once a year. It may be possible to keep using the LX-7230N without periodic replacement of the lid. However, as it gets older, the reliability of water resistance (IPX8) performance will not be ensured. When replacing the lid, contact your local Fukuda Denshi service representative. C A U T I O N The periodic replacement parts must be replaced at specified period. 67 13. Maintenance and Inspection Daily Check List Inspected Date Device Type LX-7230N Inspected by S/No. No. Location Date of Purchase Items Details Criteria Judgment Appearance cracks, chip, peeled label, and OK/ NG Visually check for any damage, No abnormality should be loosen screw on the housing. found. Visually check for the ring No damage, kink, floating, condition of the battery and adhesion of dust OK/ NG Battery Compartment Visually check for the contact compartment lid. should be found. springs, inside the LX-7230N, to No deformation, cracks, the battery and the lock lever of and rust should be found. OK/ NG the battery compartment lid. Power Supply OK/ NG Turn the power ON/OFF to verify With batteries installed, proper switch operation. the LCD should turn ON. ECG Connectors adhesion of dust should OK/ NG Visually check the connectors of No damage, chip, and the cable and the LX-7230N. be found. ECG Lead cable OK/ NG Visually check each lead for No crack and damage SpO Sensor 2
(Probe) damages. should be found. Visually check the cable, optical No crack, chip, damage, receiver, LED, and connector for and adhesion of dust OK/ NG damages. should be found. Verify whether the transmitting Must match the wireless Wireless Channel channel and group ID are the OK/ NG same with the receiving monitor. channel check list. Turn the power ON and make Waveforms and values Transmission Function sure the information is displayed should be received OK/ NG on the receiving monitor. without any problem. Turn the power ON and verify All data should be Display Function each display condition, such as OK/ NG SpO value and bar graph. 2 properly displayed. Periodic Check OK/ NG Check the date of the previous Should be within one periodic check. year. Comment 68 14. Standard and Optional Accessories This section lists the accessories for the LX-7230N. W A R N I NG Use only the accessories, such as ECG Lead cable and SpO2 probe
(sensor), specified by Fukuda Denshi for the LX-7230N. Otherwise, the LX-
7230N cannot deliver its maximum performance and may be damaged, resulting in a safety hazard. C A U T I O N For quality improvement, specifications are subject to change without prior notice. Standard Accessories No. Item Model Type Qty Note 1 Neck Strap OA-311 2 4-electrode ECG lead cable CMT-02HTH-0.8DA 3 Operation Manual 1 1 1 AHA color code, Hook Type, Limb Lead (2CH) 2. 1. 3. This manual 69 14. Standard and Optional Accessories Optional Accessories The following accessories are available as optional for the LX-7230N. Purchase them as required. ECG, Impedance Respiration Measurement AHA color code:
Item Model Type Note ECG Hook Type Lead Cable CMT-01HTH-0.8DA ECG Hook Type Lead Cable CMT-02HTH-0.8DA ECG Hook Type Lead Cable CMT-03HTH-0.8DA ECG Clip Type Lead Cable CMT-01FTH-0.8DA ECG Clip Type Lead Cable CMT-02FTH-0.8DA ECG Clip Type Lead Cable CMT-03FTH-0.8DA 3-electrode (White, Black, Red), Limb Lead (1CH) 4-electrode (White, Black, Red, Green), Limb Lead (2CH) 5-electrode (White, Black, Red, Green, Brown), Limb Lead (1CH)+Chest
(1CH) 3-electrode (White, Black, Red), Limb Lead (1CH) 4-electrode (White, Black, Red, Green), Limb Lead (2CH) 5-electrode (White, Black, Red, Green, Brown), Limb Lead (1CH)+Chest
(1CH) 70 14. Standard and Optional Accessories SpO2 Measurement Item Model Type Note Durasensor DS-100A OxiMax MAX-P OxiMax MAX-A/AL OxiMax MAX-I OxiMax MAX-R OxiMax MAX-N OxiMax MAX-FAST Reusable Multiple-Patient, Multiple-Use Adult
(weight of 40Kg and over) Finger Single-Patient, Single-Use Pediatric
(weight of 10 to 50Kg) Finger Single-Patient, Single-Use Adult
(weight of 30Kg and over) Finger Single-Patient, Single-Use Infant
(weight of 3 to 20Kg) Toe Single-Patient, Single-Use Adult
(weight of 50Kg and over) Nose Single-Patient, Single-Use Adult
(weight of 40Kg and over) Finger Neonate
(weight of less 3Kg) Foot Single-Patient, Single-Use Adult /Pediatric
(weight of 10Kg and over) Forehead 71 14. Standard and Optional Accessories Blank Page 72 15. Specification Specification C A U T I O N For quality improvement, specifications are subject to change without prior notice. Standard Specification Size:
Weight:
Transmitting Waveform:
72.0(W) x 98.0(H) x 24.8(D)mm (not including the protrusion) Approximately 190 grams (with batteries) ECG 1CH or 2CH (selectable from the ECG lead cable), Respiration waveform, pulse waveform (with SpO2 value) ECG Lead cable Type: 3-electrode, 4-electrode, or 5-electrode (Limb+Chest) Transmitting Status Data:
LCD:
Waterproof:
Power Supply:
lead cable Automatically detect the type after inserting the lead cable Electrode Off, Low Battery, Event Switch, Pacemaker Detection, Channel ID, 64group Codes, SpO2 Sensor Off Built-in IPX8 DC: Two 1.5 V AA size (LR06 size) alkaline batteries Approximately 1.5 days Continuous Operating Time:
*Continuous operating time is assumed when using new AA size (LR06 size) Alkaline batteries specified by Fukuda Denshi. 73 15. Specification ECG Numbers of Lead Electrode:
Numbers of Input Channel:
Accuracy of Sensitivity: 10mm /1mV 20%
3-electrode, 4-electrode, or 5-electrode
(Limb+Chest) 1CH(3-electrode) or 2CH
(Display sensitivity on the receiving monitor) ECG Input Impedance: 5M and above Maximum Input Voltage: 5mV and above Common Mode Rejection Ratio:
Accuracy of Heart Rate Measurement:
HR Display Range:
Frequency Characteristic:
Time Constant Less than 10mVp-p (95dB and above) 10% or 5bpm, whichever is greater 0, 12 to 300bpm (1bpm step) 0.5 to 40Hz (within -3dB) Pacemaker Pulse Detection/ Rejection:
Protection to Defibrillation:
0.4 sec 25%
Switching and available to set 0.1 sec 25 Comply with ANSI/AAMI EC13 Pacemaker pulse rejection capability Meet the requirement of IEC60601-2-27 Respiration (Impedance Method) Accuracy of Sensitivity:
Resp. Display Range:
Display Error of Respiration Rate:
Measured Current of Respiration:
SpO2 SpO2 Measurement Range:
Resolution:
Measurement Accuracy:
10mm/1 2mm
(When standard Impedance is 480 .) 0, 9 to 150Bpm 3Bpm Below 100 A (at 42kHz) 1 to 100%
1%
Accuracy of measurement with SpO2 Probe is as follows. SpO2 Probe OxiMax MAX-I OxiMax MAX-P OxiMax MAX-A/AL Durasensor DS-100A OxiMax MAX-R OxiMax MAX-FAST OxiMax MAX-N Measurement Accuracy (1SD) 2%
2%
2%
3%
3.5%
2%
2%
(When SpO2 is 70 to 100%. Less than 70% is not specified.) 74 15. Specification Wavelength:
Approx. 660nm (Red light) Approx. 900nm (Infrared light) Optical output power: Under 15mW Measurement Response Time:
Measurement Value Update Rate: 1 second 6 to 7 sec. (Averaging time) NO T E The SpO2 measurement accuracy is determined based on the values of the root-mean-square (rms) difference between SpO2 readings of the pulse oximeter equipment and values of SaO2 determined with a CO-oximeter, by healthy adult volunteers. The pulse oximeter equipment measurements are statistically distributed; 2% measurement accuracy means that only about two-thirds of pulse oximeter equipment measurements can be expected to fall within 2% of the value measured by a CO-oximeter. US Patents Covered by one or more of the following U.S. patents and foreign equivalents:
5,485,847; 5,676,141; 5,743,263; 6,035,223; 6,226,539; 6,411,833;
6,463,310; 6,591,123; 6,708,049; 7,016,715; 7,039,538; 7,120,479;
7,120,480; 7,142,142; 7,162,288; 7,190,985; 7,194,293, 7,209,774;
7,212,847; 7,400,919. Pulse Wave Pulse Rate Measurement Range:
Measurement Accuracy:
Measurement Response Time:
Measurement Value Update Rate:
20 to 250bpm 3bpm 6 to 7 sec. (Averaging time) 1 second Transmission Method Modulation Mode:
Frequency:
Oscillation Method:
Channel Spacing:
Occupied Frequency Bandwidth:
RF output power:
Transmitting Antenna:
Digital, Frequency shift keying 1395 to 1400MHz , 1427 to 1432 MHz PLL Synthesizer method by crystal control 25kHz 16kHz 5mW 2dB ECG lead cable and/or SpO2 Probe 75 15. Specification Safety General Standard: IEC 60601-1: 1988 +A1: 1991 +A2: 1995
(Medical electrical equipment Part 1: General requirements for safety) IEC 60601-1-2: 2007
(Medical electrical equipment Part 1: General requirements for safety 2. Collateral standard:
Electromagnetic compatibility Requirements and tests) Internally Powered Equipment Type CF Applied part EMC Standard:
The class of protection against electric shock:
The type of protection against electric shock:
Operating Environment Temperature:
Humidity:
Vibration/Shock: Comply with IEC60068-2-64:1987, IEC60068-2-32:1975, 10 to 40 C 30 to 85% RH (No condensation) IEC60068-2-6:1995 Transport / Storage Environment Temperature:
Humidity:
-10 to 60 C 10 to 95% RH (No condensation) Functional Testers and Patient Simulator for SpO2 measurement Some models of commercially available bench top functional testers and patient simulators can be used to verify the proper functionality of pulse oximeter sensors, cables and pulse oximeters. See the operators manual of the individual testing device for the procedure which is specific to the model of tester being used. While such devices may be useful for verifying that the pulse oximeter sensor, cabling, and pulse oximeter are functional, they are incapable of providing the data required to properly evaluate the accuracy of a system's SpO2 measurements. Fully evaluating the accuracy of the SpO2 measurements requires, at a minimum, accommodating the wavelength characteristics of the sensor and reproducing the complex optical interaction of the sensor and the patients tissue. These capabilities are beyond the scope of known bench top testers. SpO2 measurement accuracy can only be evaluated in vivo by comparing pulse oximeter readings with values traceable to SaO2 measurements 76 15. Specification obtained from simultaneously sampled arterial blood using a laboratory Co-oximeter. Many functional testers and patient simulators have been designed to interface with the pulse oximeter's expected calibration curves and may be suitable for use with pulse oximeters and/or sensors. Not all such devices, however, are adapted for use with the calibration system. While this will not affect use of the simulator for verifying system functionality, displayed SpO2 measurement values may differ from the setting of the test device. For a properly functioning pulse oximeter, this difference will be reproducible over time and from pulse oximeter to pulse oximeter within the performance specifications of the test device. Displays The following displays are shown on the LCD of the LX-7230N. Starting Screen Channel Display Screen EVENT ELECTRODE?
Display Description Displays after turning on the power. Automatically moves onto the channel display screen. Displays the transmitter channel after turning on the power and also when refreshing the screen. Automatically move onto the waveform display screen. Displays when the EVENT button is pressed. Automatically move onto the channel display screen. Displays when the ECG electrode is disconnected or the ECG/respiration waveform cannot be measured normally. For details about electrode check message, refer to page 79. 77 15. Specification Display Description SpO2 measurement Status Probe?
Sensor?
Motion Displays when the SpO probe is 2 disconnected from the equipment. Displays when the SpO probe is off 2 from the measuring position or SpO 2 cannot be measured normally due to outside light, etc. Displays when the measurement cannot be executed due to an artifact such as body motion. Display Description Error Message SpO2 Error Displays when the SpO measurement 2 module is faulty Telemeter Error EEPROM Error CPU Error Displays when the transmitter is faulty Displays when the EERPROM is faulty Displays when the CPU is faulty 78 15. Specification Details of the ELECTRODE? Message The following ELECTRODE? messages are displayed on the LCD depending on the selected lead cable and lead. For AHA color code Check Position 3-electrode lead 3-electrode lead 3-electrode lead cable cable cable Lead I display Lead II display Lead III display LL RA LA Several Position Simultaneously Check Position 4-electrode lead For 5-electrode cable
(Chest) lead cable LL RA LA RL V Several Position Simultaneously 79 15. Specification List of Setup Items This section lists the available selection, default setting, and backup status for each setup item, which is available for the LX-7230N. Items Selection Default Backup ECG Lead Display Size of ECG (1) Display Size of ECG (2) Display Size of Respiration Waveform I, II, III 1, 1/2 1, 1/2 1, 1/2 II 1 1 1 Yes Yes Yes Yes For details of the following settings, contact our service representative. Items Time Constant Detection Sensitivity of Pacemaker Pulse Respiration Detection Signal LCD Contrast Selection Default Backup 0.4 sec., 0.1 sec. 0.4 sec. Low, Mid, High Mid ON, OFF 8 steps One from the following channels. ON 8 Yes Yes Yes Yes Transmitter Channel 9501to 9539 9600 to 9639 9700 to 9739 9700 to 9739 9800 to 9839 9900 to9938 2701 to 2739 2800 to 2839 2900 to 2918 2921 to 2939 3000 to 3039 3100 to 3138 9501 Yes Group ID One from 00 to 63 00 Yes 80 3-39-4 Hongo, Bunkyo-ku, Tokyo, Japan Tel: +81-3-5684-1455 Fax: +81-3-3814-1222 http://www.fukuda.com Printed in Japan 4L0112040 201411
frequency | equipment class | purpose | ||
---|---|---|---|---|
1 | 2014-11-28 | 1427.0375 ~ 1431.4625 | TNT - Licensed Non-Broadcast Transmitter Worn on Body | Original Equipment |
app s | Applicant Information | |||||
---|---|---|---|---|---|---|
1 | Effective |
2014-11-28
|
||||
1 | Applicant's complete, legal business name |
Fukuda Denshi Co Ltd
|
||||
1 | FCC Registration Number (FRN) |
0007498769
|
||||
1 | Physical Address |
2-35-8 Hongo Bunkyo-Ku
|
||||
1 |
Tokyo 113, N/A
|
|||||
1 |
Japan
|
|||||
app s | TCB Information | |||||
1 | TCB Application Email Address |
c******@ccsemc.com
|
||||
1 | TCB Scope |
B2: General Mobile Radio And Broadcast Services equipment in the following 47 CFR Parts 22 (non-cellular) 73, 74, 90, 95, 97, & 101 (all below 3 GHz)
|
||||
app s | FCC ID | |||||
1 | Grantee Code |
DV8
|
||||
1 | Equipment Product Code |
LX7230G
|
||||
app s | Person at the applicant's address to receive grant or for contact | |||||
1 | Name |
Y**** M********
|
||||
1 | Telephone Number |
81 2 ********
|
||||
1 | Fax Number |
81 3 ********
|
||||
1 |
y******@fukuda.co.jp
|
|||||
app s | Technical Contact | |||||
1 | Firm Name |
UL Japan, Inc.
|
||||
1 | Name |
T******** I********
|
||||
1 | Physical Address |
1-22-3 Megumigaoka, Hiratsuka-shi
|
||||
1 |
Kanagawa-ken, 259-1220
|
|||||
1 |
Japan
|
|||||
1 | Telephone Number |
81-46********
|
||||
1 | Fax Number |
81-46********
|
||||
1 |
T******@ul.com
|
|||||
app s | Non Technical Contact | |||||
n/a | ||||||
app s | Confidentiality (long or short term) | |||||
1 | Does this application include a request for confidentiality for any portion(s) of the data contained in this application pursuant to 47 CFR § 0.459 of the Commission Rules?: | Yes | ||||
1 | Long-Term Confidentiality Does this application include a request for confidentiality for any portion(s) of the data contained in this application pursuant to 47 CFR § 0.459 of the Commission Rules?: | Yes | ||||
1 | If so, specify the short-term confidentiality release date (MM/DD/YYYY format) | 05/27/2015 | ||||
if no date is supplied, the release date will be set to 45 calendar days past the date of grant. | ||||||
app s | Cognitive Radio & Software Defined Radio, Class, etc | |||||
1 | Is this application for software defined/cognitive radio authorization? | No | ||||
1 | Equipment Class | TNT - Licensed Non-Broadcast Transmitter Worn on Body | ||||
1 | Description of product as it is marketed: (NOTE: This text will appear below the equipment class on the grant) | ECG & Respiration and SpO2 Transmitter | ||||
1 | Related OET KnowledgeDataBase Inquiry: Is there a KDB inquiry associated with this application? | No | ||||
1 | Modular Equipment Type | Does not apply | ||||
1 | Purpose / Application is for | Original Equipment | ||||
1 | Composite Equipment: Is the equipment in this application a composite device subject to an additional equipment authorization? | No | ||||
1 | Related Equipment: Is the equipment in this application part of a system that operates with, or is marketed with, another device that requires an equipment authorization? | No | ||||
1 | Grant Comments | Power Output listed is EIRP. End-users and installers must be provided with transmitter operating conditions for satisfying RF exposure compliance. | ||||
1 | Is there an equipment authorization waiver associated with this application? | No | ||||
1 | If there is an equipment authorization waiver associated with this application, has the associated waiver been approved and all information uploaded? | No | ||||
app s | Test Firm Name and Contact Information | |||||
1 | Firm Name |
UL Japan, Inc. Shonan EMC EMC Lab.
|
||||
1 | Name |
T****** H********
|
||||
1 | Telephone Number |
+81-5********
|
||||
1 | Fax Number |
+81 5********
|
||||
1 |
T******@jp.ul.com
|
|||||
Equipment Specifications | |||||||||||||||||||||||||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Line | Rule Parts | Grant Notes | Lower Frequency | Upper Frequency | Power Output | Tolerance | Emission Designator | Microprocessor Number | |||||||||||||||||||||||||||||||||
1 | 1 | 95H | 1395.0375 | 1399.9625 | 0.00044 | 2.5 ppm | 21K2F1D | C30627FHP | |||||||||||||||||||||||||||||||||
1 | 2 | 95H | 1427.0375 | 1431.4625 | 0.00014 | 2.5 ppm | 16K9F1D | C30627FHP |
some individual PII (Personally Identifiable Information) available on the public forms may be redacted, original source may include additional details
This product uses the FCC Data API but is not endorsed or certified by the FCC