Philips BiPAP A40 - 3.4 Alarm Descriptions; 3.4.1 Patient Alarms (User-Settable)

BiPAP A40 user manual
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3.4 Alarm Descriptions
This section describes all of the ventilator alarms and informational messages.
3.4.1 Patient Alarms (User-Settable)
Circuit Disconnect Alarm
This is a high priority alarm. It occurs when the breathing circuit is disconnected or has a large
leak. The device continues to operate. The alarm will automatically terminate when the circuit is
reconnected or the leak is xed.
Apnea Alarm
This is a high priority alarm. It occurs when the patient has not triggered a breath within the time
specied in the apnea alarm setting. The device continues to operate. The alarm will automatically
terminate when two consecutive patient breaths are detected that meet the apnea alarm time
setting.
High Respiratory Rate Alarm
This is a high priority alarm. It occurs when the respiratory rate is greater than the High Respiratory
Rate alarm setting. The device continues to operate. The alarm will automatically terminate when the
measured respiratory rate is less than the High Respiratory Rate alarm setting.
Low Minute Ventilation Alarm
This alarm is a high priority alarm. It occurs when the patient’s minute ventilation is less than the
Low Minute Ventilation alarm setting. The device continues to operate. The alarm will automatically
terminate when the calculated minute ventilation is greater than the Low Minute Ventilation alarm
setting.
Low Tidal Volume Alarm
This is a high priority alarm. It occurs when AVAPS is enabled (or in AVAPS-AE mode) and the
ventilator is unable to reach the target tidal volume setting. The device continues to operate. The
alarm will automatically terminate when the target tidal volume is reached.