Philips Trilogy 200 사용자 설명서

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Chapter 3 Modes, Features, and Alarms
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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 fixed. 
Apnea Alarm 
This is a high priority alarm. It occurs when the patient has not 
triggered a breath within the time specified 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 Vte Alarm
 
This is a high priority alarm. It occurs when the estimated exhaled 
tidal volume is greater than the High Vte alarm setting for three 
consecutive breaths. The device continues to operate. The alarm will 
automatically terminate when a breath occurs in which the exhaled 
tidal volume does not reach the High Vte alarm setting.
Low Vte Alarm 
 
This is a high priority alarm. It occurs when the estimated exhaled 
tidal volume is lower than the Low Vte alarm setting for three 
consecutive breaths. The device continues to operate. The alarm will 
automatically terminate when a breath occurs in which the exhaled 
tidal volume exceeds the Low Vte alarm setting.
When AVAPS is on, this alarm will occur when the calculated tidal 
volume is less than 90% of the target tidal volume setting. The alarm 
will automatically terminate when a breath occurs in which the 
exhaled tidal volume is equal or greater to 90% of the target tidal 
volume setting.
 WARNING
You should not rely on any 
single alarm to detect a circuit 
disconnect condition. The Low 
Tidal Volume, Low Minute 
Ventilation, Low Respiratory 
Rate, and Apnea alarms should 
be used in conjunction with  
the Circuit Disconnect alarm. 
The Apnea alarm is only 
intended for spontaneously 
breathing patients.