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Fukuda Denshi LX-7230 Operation Manual

Ecg, respiration and spo2 transmitter
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Before using this device, read this operation manual thoroughly.
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ECG, Respiration and SpO
Transmitter
Operation Manual
LX-7230N
LX-7230
2
LX-7230KM

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Summary of Contents for Fukuda Denshi LX-7230

  • Page 1 ECG, Respiration and SpO Transmitter LX-7230 Operation Manual LX-7230N LX-7230KM ● Before using this device, read this operation manual thoroughly. Keep this manual near the device for future reference. ●...
  • Page 2 • 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.

  • Page 3: Safety Precautions

    Precaution from Fukuda Denshi Fukuda Denshi is liable for the safety, reliability, and performance of its device only if;  Maintenance, modifications, and repairs are carried out by authorized personnel.
  • Page 4 Equipment Symbols Refer to the following symbols indicated on the LX-7230 for their meanings. Symbols indicated on the main unit Symbol Description Caution; read the operation manual. Indicates the need to refer to the operation manual 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.

  • Page 5: Precautions For Safe Operation Of Medical Electrical Equipment

    Precautions for Safe Operation of Medical Electrical Equipment Cautions described here are regarding the general instructions for safety use to the patient and the operator. As for cautions about the LX-7230, please refer to the following pages. CAUTION Users should have a thorough knowledge of the operation before using this equipment.

  • Page 6: Non-Explosion Proof

    User should not attempt service. Label the unit “OUT OF ORDER” and contact Fukuda Denshi representative. Do not remodel the equipment. Maintenance Check Make sure to periodically check the equipment, and accessories.

  • Page 7: Precautions About Magnetic Resonance Imaging (Mri)

    Defibrillation Safety WARNING  Use only the lead cable specified by Fukuda Denshi when defibrillating. If used by unspecified lead cable, the device may be damaged, resulting in a safety hazard.  When using the defibrillator, keep away from the electrodes or medicament applied to the patient chest.

  • Page 8: Precautions About The Pacemaker

    Precautions about the LX-7230 WARNING  Do not connect cables not authorized by Fukuda Denshi to any I/O connector. If done so by mistake, the LX-7230 cannot deliver its maximum performance and may be damaged, resulting in a safety hazard.

  • Page 9: Precautions About Waterproof

    For details about the regular replacement, contact your local Fukuda Denshi service representative.  The lid may be damaged from high impact. If the LX-7230 is dropped or is subjected to a high impact, make sure that the lid is not damaged.

  • Page 10: Precautions About Spo

     During SpO monitoring, always use the probe (sensor)/relay cable specified by Fukuda Denshi. If any other probe (sensor)/relay cable is used, a high temperature rise of the probe (sensor) may place the patient in danger of burns in the worst case.

  • Page 11: Precautions About Output Signal

    WARNING Do not use the output signal of the monitor that receives radio wave signal from the LX-7230 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.

  • Page 12: Precautions About Disposing Of Equipment, Accessories, Or Components

     The LX-7230 transmitter must not be co-located or operated in conjunction with any other antenna or transmitter.  The LX-7230 complies with FCC radiation exposure limits set forth for a controlled environment and meets the FCC radio frequency (RF) Exposure Guidelines in Supplement C to OET65.
  • Page 13 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.

  • Page 14: Electromagnetic Compatibility

    Electromagnetic Compatibility The performance of this device under electromagnetic environment complies with IEC 60601-1-2 (2007). Precautions for Safe Operation under Electromagnetic Influence CAUTION If any sorts of electromagnetic wave, magnetic field, or static electricity exist around the device, noise interference or malfunction of the device may occur.

  • Page 15: Emc Guidance

    ●Compliance to the Electromagnetic Emissions The LX-7230 is intended for use in the electromagnetic environment specified below. The customer or the user of the LX-7230 should assure that it is used in such an environment. Electromagnetic Environment –...
  • Page 16 ●Compliance to the Electromagnetic Immunity (1) The LX-7230 is intended for use in the electromagnetic environment specified below. The customer or the user of the LX-7230 should assure that it is used in such an environment. Electromagnetic IEC 60601-1-2 Compliance...
  • Page 17 ●Compliance to the Electromagnetic Immunity (2) The LX-7230 is intended for use in the electromagnetic environment specified below. The customer or the user of the LX-7230 should assure that it is used in such an environment. Immunity IEC60601-1-2 Complianc Electromagnetic Environment...
  • Page 18 ●Recommended Separation Distances between Portable and Mobile RF Communications Equipment and the LX-7230 The LX-7230 is intended for use in an environment in which radiated RF disturbances are controlled. The customer or the user of the LX-7230 can help prevent electromagnetic interference by maintaining a minimum distance...

  • Page 19: Table Of Contents

    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-7230 ....13 5. Respiration Monitoring ............... 15 6. SpO Monitoring................. 17 Monitoring (LX-7230N) ............
  • Page 20 ■ Changing the Group ID............67 11. Troubleshooting ................69 ■ List of Displayed messages ............. 69 ■ Troubleshooting............... 72 ■ In Case of Dropping the LX-7230 into Water ......74 12. Cleaning and Disinfection ..............75 ■ Cleaning .................. 75 ■ Disinfection ................75 13.

  • Page 21: General Description

    1. General Description The LX-7230 is a radio telemetry transmitter designed to measure the ECG, respiration waveform, SpO (arterial oxygen saturation), pulse waveform with two “AA” size (“LR06” size) alkaline batteries. Information such as ECG measurements, respiration waveform, SpO measurements...
  • Page 22 1. General Description Blank Page...

  • Page 23: Names Of Parts And Their Functions

    2. Names of Parts and Their Functions Neck Strap Hole Attaches the neck strap. ECG/RESP Input Connector Connects the ECG lead cable to measure ECG and respiration waveform. Refer to “Safety Precautions” in this manual’s preface. Input Connector Refer to “Safety Connects the SpO probe (sensor)/relay cable.
  • Page 24 2. Names of Parts and Their Functions Battery Lid Lock Lever Uses to open/lock the battery compartment lid. Battery Compartment Lid This is the lid for the battery compartment. Make sure to close it when the transmitter is operated.

  • Page 25: Preparation

    3. Preparation 1) Installing the Batteries The LX-7230 functions with two "AA" size (“LR06” size) alkaline batteries. With new batteries, the LX-7230 is capable of the following operation. LX-7230N: approximately 2.5 days LX-7230KM: approximately 5 days (However, continuous operating time may be shorter than the above mentioned time depending on the application of the SpO probe (sensor).)
  • Page 26  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-7230 after closing the battery compartment lid.

  • Page 27: Operating Power Switch

    3. Preparation 2) Operating Power Switch Turning the power switch to “ON” Rotate the power switch to the left until it clicks. LCD screen turns ON and measurement starts. Regarding the LCD screen, refer to page 45 (7. Measurement). The screen automatically turns itself OFF after a minute. After the power is turned ON, make sure to check the remaining battery level on the LCD screen.
  • Page 28 3. Preparation Blank Page...

  • Page 29: Ecg Monitoring

    ■ Connecting the ECG Lead Cable and Electrodes The optional ECG lead cables for LX-7230 are as follows. ECG Lead Cables AHA color code: Item No.
  • Page 30 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) Black White (LA) (RA) (LL) Standard Limb leads Standard Limb leads can be selected from lead I, lead II, or lead III under...
  • Page 31 4. ECG Monitoring For 5-electrode (Chest) lead cable For AHA color code electrode position (No. CMT-03HTH-0.8DA, CMT-03FTH- 0.8DA) Black White (LA) （RA） Brown Green (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 device.

  • Page 32: Attaching The Electrodes

    4. ECG Monitoring ■ Attaching the Electrodes CAUTION 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. CAUTION Do not reuse the disposable electrodes.

  • Page 33: Connecting The Ecg Lead Cable To The Lx-7230

    4. ECG Monitoring ■ Connecting the ECG Lead Cable to the LX-7230 Insert the ECG lead cable firmly into the ECG/RESP input connector matching the transmitter’s connector guide and the direction of the notched part on the connector. ECG Lead cable...
  • Page 34  Time constant of this device 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.

  • Page 35: Respiration Monitoring

    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 institution’s professionals, or your pacemaker distributors.) Reference “Minute Ventilation Rate-Adaptive Pacemakers”...
  • Page 36 5. Respiration Monitoring Blank Page...

  • Page 37: Spo Monitoring

    6. SpO Monitoring When the transmitter is used without the ECG lead cable, it will measure only WARNING When the SpO probe (sensor) is in a connector-off condition, the SpO alarm will not be generated on the receiving monitor. Make sure that the probe (sensor)/ relay cable is securely connected.

  • Page 38: Spo 2 Monitoring (Lx-7230N)

    6. SpO Monitoring (LX-7230N) Monitoring (LX-7230N) ® LX-7230N, which has a built-in Nellcor module, is described in this section. ® Regarding the LX-7230KM, which has a built-in Konica Minolta module, refer to page 35. < SpO Sensors for LX-7230N > The optional SpO sensors available for LX-7230N are as follows.
  • Page 39 6. SpO Monitoring (LX-7230N) CAUTION  SpO sensors for LX-7230N cannot be used on the LX-7230KM. sensors are not waterproof. Keep away from liquids.  SpO  Do not pick up the device pulling the sensor or cable part. It may get disconnected from the device and the device may be dropped.
  • Page 40 6. SpO Monitoring (LX-7230N) ® ■ 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.
  • Page 41 6. SpO Monitoring (LX-7230N) 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)).
  • Page 42 6. SpO Monitoring (LX-7230N) ® ■ 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.
  • Page 43 6. SpO Monitoring (LX-7230N) CAUTION  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.
  • Page 44 6. SpO Monitoring (LX-7230N) ® ■ 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.
  • Page 45 6. SpO Monitoring (LX-7230N) CAUTION  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.
  • Page 46 6. SpO Monitoring (LX-7230N) ® ■ 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.
  • Page 47 6. SpO Monitoring (LX-7230N) CAUTION  Precautions for Use of adhe sive 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.
  • Page 48 6. SpO Monitoring (LX-7230N) ® ■ 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.
  • Page 49 6. SpO Monitoring (LX-7230N) NOTE 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.
  • Page 50 6. SpO Monitoring (LX-7230N) CAUTION  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.
  • Page 51 6. SpO Monitoring (LX-7230N) ® ■ 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. Clean the sensor site with an alcohol wipe to remove skin oils.
  • Page 52 6. SpO Monitoring (LX-7230N) If desired, the sensor cable can be secured to the patient’s 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)). ®...
  • Page 53 6. SpO Monitoring (LX-7230N) CAUTION  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.
  • Page 54 6. SpO Monitoring (LX-7230N) ® ■ Connecting the Nellcor Sensor to the LX-7230N Insert the SpO sensor into the SpO input connector on the LX-7230N. Sensor Attach the sensor lock as shown in the following illustration to prevent the sensor to be disconnected. Sensor Lock...

  • Page 55: Spo 2 Monitoring (Lx-7230Km)

    WARNING  For SpO monitoring, always use the probe/relay cable specified by Fukuda Denshi. If any other probe/relay cable 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...
  • Page 56 6. SpO Monitor (LX-7230KM) CAUTION  SpO probes for LX-7230KM cannot be used on the LX-7230N. probes and relay cable are not waterproof. Keep away from  SpO liquids.  Do not apply excessive force on the sensor or relay cable. Otherwise, damage to it may result.
  • Page 57 6. SpO Monitor (LX-7230KM) CAUTION The accuracy of the SpO 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. HbCO METHEMOGLOBIN -0.1% -0.7% -1.5% 0.2% 1.3%...
  • Page 58 6. SpO Monitor (LX-7230KM) ■ Applying Finger Clip Probe (SR-5C) The SR-5C is suitable for middle/long-term measurement, and should be clipped to the fingertip of an adult/ pediatric who is 30kg or above. It should be positioned so that the LED (light source) is at the base of the fingernail, as shown in the figure below.
  • Page 59 6. SpO Monitor (LX-7230KM) ■ Applying Spot Check Probe (SP-5C) The SP-5C is suitable for short-term measurement, and should be clipped to a fingertip of an adult/ pediatric who is 30kg and above. It should be positioned so that the LED (light source) is at the base of the fingernail.
  • Page 60 6. SpO Monitor (LX-7230KM) ■ Applying Universal Probe (UD-5C) The UD-5C is suitable for long-term measurement, and can be attached to a fingertip of an adult/ pediatric who is 40kg and above. Fix the probe with tape. Before attaching the probe to a patient, clean the probe using a cloth moistened with sterilizing alcohol.
  • Page 61 6. SpO Monitor (LX-7230KM) ■ Applying Personal Probe (SD-5C(20) and SD-5C(25)) The SD-5C (20) and SD-5C (25) are disposable probes to prevent infection. The probe should be used for only one patient, and should be replaced after using it for approximately one week. These probes can be attached to a finger of an adult/pediatric (15kg and above), or to the big toe or the root of the big toe of a pediatric/ infant (5 to 15kg) by using bandage tape.
  • Page 62 6. SpO Monitor (LX-7230KM) WARNING  Precautions for Use of Personal Probe (SD-5C(20) and SD-5C(25))  If measurements are taken over a long period of time, change the measuring site every 8 hours (recommended wearing hours) to prevent rash or low-temperature burn.
  • Page 63 6. SpO Monitor (LX-7230KM) ■ Connect the SpO sensor to the Relay Cable (CI-129) Connect the SpO probe connector to the SpO relay cable (CI-129), as shown in the figure below. Relay Cable CI-129 probe ■ Connecting the Relay Cable (CI-129) to the LX-7230KM Connect the relay cable (CI-129) to the SpO input connector on the LX- 7230KM.
  • Page 64 6. SpO Monitor (LX-7230KM) Blank Page...

  • Page 65: Measurement

    LCD of the LX-7230 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-7230 may be different from the ones displayed on the receiving monitor.

  • Page 66: Battery Level Check

    7. Measurement ■ Battery Level Check Check the battery level on the waveform display screen. Battery Remaining Battery Level Symbol 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.

  • Page 67: Waveform Display

    7. Measurement ■ 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 60 seconds if no operation is done. To restart the LCD display, refer to page 62. When the LCD display is active, press the ▽...
  • Page 68  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-7230 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.
  • Page 69 7. Measurement ●ECG Display Screen (2) ECG2 waveform, heart rate, pacemaker marker, remaining battery level, and electrode check message are displayed. NOTE If a 3-electrode lead cable is used, this screen will not appear. The LCD display will automatically turn itself OFF after 60 seconds if no operation is done.
  • Page 70 LCD. CAUTION  The ECG waveform size setting displayed on the LCD of the LX-7230 does not interact with the one displayed on the screen of the receiving monitor, because the LX-7230 cannot transmit the setting information of the waveform size to the receiving monitor.
  • Page 71 7. Measurement ●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 60 seconds if no operation is done. To restart the LCD display, refer to page 62. When the LCD display is active, press the ▽...
  • Page 72  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-7230 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.
  • Page 73 7. Measurement Display Screen ●SpO display screen depends on the transmitter LX-7230N or LX-7230KM. For the LX-7230N Pulse wave, pulse rate, SpO measurement value, remaining battery level, and probe condition are displayed. The LCD display will automatically turn itself OFF after 60 seconds if no operation is done.
  • Page 74 7. Measurement Indicates the remaining battery level. For details of the battery level, refer to page 46. Displays messages such as probe off. For details of messages, refer to page For the LX-7230KM Pulse wave, pulse rate, SpO measurement value, remaining battery level, and probe condition are displayed.
  • Page 75 25 seconds interval. Even when the SpO value suddenly changes during this interval, the LX-7230 and receiving monitor will only show the last SpO measurement value. For a patient with the possibility of sudden change, select SpO continuous mode.
  • Page 76 7. Measurement Blank Page...

  • Page 77: 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-7230 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).
  • Page 78 8. Operation CAUTION The ECG waveform size setting displayed on the LCD of the LX-7230 does not interact with the one displayed on the screen of the receiving monitor, because the LX-7230 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.
  • Page 79 -2mV and +2mV. CAUTION The ECG waveform size setting displayed on the LCD of the LX-7230 does not interact with the one displayed on the screen of the receiving monitor, because the LX-7230 cannot transmit the setting information of the waveform size to the receiving monitor.
  • Page 80 4Ω of change. CAUTION The respiration waveform size setting displayed on the LCD of the LX-7230 does not interact with the one displayed on the screen of the receiving monitor, because the LX-7230 cannot transmit the setting information of the waveform size to the receiving monitor.
  • Page 81 25 seconds interval. Even when the SpO value suddenly changes during this interval, the LX-7230 and receiving monitor will only show the last SpO measurement value. For a patient with the possibility of sudden change, select SpO continuous mode.

  • Page 82: Restarting The Lcd Display

    8. Operation CAUTION Do not operate the LX-7230 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 60 seconds if the Return button is not pressed.

  • Page 83: Other Setting Items

    9. Other Setting Items The following settings are available for the LX-7230 depending on the use and condition of the patient. For details of the settings, contact our service representative. Items Selection Default Backup Time Constant 0.4 sec., 0.1 sec.

  • Page 84: Changing The Detection Sensitivity Of The Pacemaker Pulse

    AC frequency. Nonetheless, if erroneous detections still occur, change the setting to “Low” in order to decrease the detection sensitivity. It makes the LX-7230 less likely to be interfered by the noise, such as AC frequency.

  • Page 85: Changing The Respiration Detection Signal On/Off

    LX-7230, 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-7230 can be changed in 8 steps. For details of the setting change, contact your local Fukuda Denshi service representative.
  • Page 86 9. Other Setting Items Blank Page...

  • Page 87: Changing The Transmitter Channel And Group Id

     Replace promptly the new channel label if the transmitter channel has been changed. ■ Changing the Group ID The LX-7230 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.
  • Page 88 10. Changing the Transmitter Channel and Group ID Blank Page...

  • Page 89: Troubleshooting

    11. Troubleshooting ■ List of Displayed messages Transmitter (main unit) Message Cause Solution Contact your local Fukuda Faulty SpO Denshi service module. representative. Failed to transmit waveform and value. Faulty EEPROM. Failed to initialize CPU. Message Cause Solution Electrode is off. Check the electrode condition.
  • Page 90 11. Troubleshooting (LX-7230N) Message Cause Solution Probe is off. Check the attached condition of the probe. Faulty Probe. Replace the probe with new one. is not Check the attached condition measured correctly. of the probe. Cover the probe with an opaque material to cut off the outside light.
  • Page 91 11. Troubleshooting (LX-7230KM) Message Cause Solution Probe is off. Check the attached condition of the probe. Faulty Probe. Replace the probe with new one. Unspecified probe Replace the probe with a is connected. specified one. is not Check the attached condition measured correctly.

  • Page 92: Troubleshooting

    11. Troubleshooting ■ Troubleshooting Make sure of the followings. 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 No battery or wrong Install the battery correctly.
  • Page 93 Solution “ELECTRODE?” Lead cable is off. Check the connection message is displayed. between the lead cable and the LX-7230. Check the connection between the lead cable and the electrode. Faulty Lead cable. Replace the ECG cable with a new one.

  • Page 94: In Case Of Dropping The Lx-7230 Into Water

    ■ In Case of Dropping the LX-7230 into Water In case of dropping the LX-7230 into water containing disinfectant, pick up the LX-7230 quickly from it. Rinse it well with running water, and dry it thoroughly with a soft cloth.

  • Page 95: Cleaning And Disinfection

     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-7230 or connectors.  The LX-7230 cannot be sterilized.
  • Page 96 12. Cleaning and Disinfection Blank Page...

  • Page 97: Maintenance And Inspection

    To ensure the reliability of waterproof (IPX8) performance of the LX-7230, replace it once a year. You may be able to keep using the LX-7230 without periodic replacement of the lid. However, as it gets older, the reliability of water resistance (IPX8) performance will not be ensured.
  • Page 98 □OK/ □NG compartment lid. should be found. Battery Visually check for the contact Compartment springs, inside the LX-7230, to No deformation, cracks, □OK/ □NG the battery and the lock lever of and rust should be found. the battery compartment lid.

  • Page 99: Standard And Optional Accessories

    WARNING Use only the accessories, such as ECG Lead cable and SpO probe (sensor)/ relay cable, specified by Fukuda Denshi for the LX-7230. Otherwise, the LX-7230 cannot deliver its maximum performance and may be damaged, resulting in a safety hazard.

  • Page 100: Optional Accessories

    14. Standard and Optional Accessories ■Optional Accessories The following accessories are available as optional for the LX-7230. Purchase them as required. ●ECG, Impedance Respiration Measurement (For LX-7230N and LX-7230KM) AHA color code: Item Model Type Note 3-electrode (White, Black, ECG Hook Type Lead Cable Red), CMT-01HTH-0.8DA...
  • Page 101 14. Standard and Optional Accessories Measurement (For LX-7230N) ●SpO Item Model Type Note Reusable Adult ® Durasensor DS-100A (weight of 40Kg and over) Finger Single-Use Pediatric ® OxiMax MAX-P (weight of 10 to 50Kg) Finger Single-Use Adult ® OxiMax MAX-A/AL (weight of 30Kg and over) Finger Single-Use...
  • Page 102 14. Standard and Optional Accessories Measurement (For LX-7230KM) ●SpO Item Model Type Note Reusable Adult and Pediatric Finger Clip SR-5C (weight of 30Kg and over) Finger Reusable Adult and Pediatric Spot Check SP-5C (weight of 30Kg and over) Finger Semi-Disposable Adult and Pediatric Universal Probe UD-5C...

  • Page 103: Specification

    Continuous Operating LX-7230N Approximately 2.5 days Time: LX-7230KM Approximately 5 days ※Continuous operating time is assumed when using new “AA” size (“LR06” size) Alkaline batteries specified by Fukuda Denshi. Numbers of Lead 3-electrode, 4-electrode, or 5-electrode Electrode: (Limb+Chest) Numbers of Input...
  • Page 104 15. Specification Time Constant 0.4 sec ±25% Switching and available to set 0.1 sec ±25% Pacemaker Pulse Comply with ANSI/AAMI EC13 Pacemaker pulse Detection/ Rejection: rejection capability Protection to Meet the requirement of IEC60601-2-27 Defibrillation: Respiration (Impedance Method) Accuracy of Sensitivity: 10mm/1Ω...
  • Page 105 15. Specification LX-7230KM Measurement Range: 0 to 100% Resolution: Measurement Accuracy: Accuracy of measurement with SpO probe is as follows. Measurement Accuracy Measurement Spot (±1SD) Finger ±2% Big toe or the root ±3% of the big toe (When SpO is 70 to 100%. Less than 70% is not specified.) Wavelength: 658 to 665nm (Red light), 860 to 925nm (infrared light)
  • Page 106 15. Specification Transmission Method Modulation Mode: Digital, Frequency shift keying Frequency: 608 to 614MHz Oscillation Method: PLL Synthesizer method by crystal control Channel Spacing: 12.5kHz Occupied Frequency 8.5kHz Bandwidth: RF output power: 1mW ±2dB Transmitting Antenna: ECG lead cable and/or SpO Probe Safety General Standard: IEC 60601-1:1988 +A1: 1991 +A2: 1995...

  • Page 107: Displays

    15. Specification ■ Displays The following displays are shown on the LCD of the LX-7230. Display Description Displays after turning on the power. Automatically moves onto the channel Starting Screen display screen. Displays the transmitter channel after turning on the power and also when Channel Display refreshing the screen.
  • Page 108 15. Specification Display Description Error Message Displays when the SpO measurement Error module is faulty Displays when the transmitter is faulty Telemeter Error Displays when the EERPROM is faulty EEPROM Error Displays when the CPU is faulty CPU Error...

  • Page 109: Details Of The "Electrode?" Message

    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 3-electrode lead 3-electrode lead 3-electrode lead Check cable cable cable Position Lead I display Lead II display Lead III display...

  • Page 110: List Of Setup Items

    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-7230. Items Selection Default Backup ECG Lead I, II, III Display Size of ECG (1) ×1, ×1/2...
  • Page 112 39-4, Hongo 3-chome, Bunkyo-ku, Tokyo, Japan Phone:+81-3-3815-2121 Fax:+81-3-3814-1222 Printed in Japan 4L0105700 20100805(01)

This manual is also suitable for:

Lx-7230kmLx7230n

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