Operator's Manual

Table Of Contents
8 - 12 BeneVision N1 Patient Monitor Operator’s Manual
NOTE
You can switch off lethal arrhythmia alarms only when you have enabled Lethal Arrhys Off. For more
information, see 8.6.4.2 Setting the Lethal Arrhythmia Alarms Switch.
The priority of lethal arrhythmia alarms is always high. It cannot be altered.
8.6.4.2 Setting the Lethal Arrhythmia Alarms Switch
To disable the arrhythmia alarms, follow this procedure:
1. Select the Main Menu quick key from the System column select Maintenance input the required
password select .
2. Select the Alarm tab select the Other tab.
3. From the Other block, set Lethal Arrhys Off.
Lethal Arrhys Off is set to Disable by default. In this case, you cannot switch off arrhythmia alarms.
If you set Lethal Arrhys Off to enable, you can switch off arrhythmia alarms from the ECG menu. For
more information, see 8.6.4.1 Changing Arrhythmia Alarm Settings.
WARNING
If you switch off all arrhythmia alarms, the monitor will not alarm for any arrhythmia event. This may
result in a hazard to the patient. Always keep the patient under close surveillance.
NOTE
If any of the lethal arrhythmia alarms is switched off, the ECG waveform area displays the “Lethals
Off message.
8.6.4.3 Changing Arrhythmia Alarm Threshold Settings
You can change threshold settings for some arrhythmia alarms. When an arrhythmia violates its threshold, an
alarm will be triggered. To do so, follow this procedure:
1. Select the ECG numeric area or waveform area to enter the ECG menu.
2. Select the Arrhythmia tab select the Threshold tab.
3. Enter the password if required. For more information, refer to 6.9.3 Selecting Password for User
Authentication.
4. Set the threshold of desired arrhythmia alarms.
NOTE
The asystole delay time relates to ECG relearning. When heart rate is less than 30 bpm, it is
recommended to set Asystole Delay to 10 sec.
8.6.4.4 Arrhythmia Threshold Range
Arrhythmia Threshold Range
Asystole Delay 3 sec to 10 sec
Tachy (HR High) 60 bpm to 295 bpm
Brady (HR Low) 16 bpm to 120 bpm
Extreme Tachy 65 bpm to 300 bpm