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Dr
ä
ger Medizintechnik GmbH
Alarm Messages Savina Version 2.0
1.
Bacterial filter clogged.
2.
Expiratory tube partly kinked.
3.
Expiratory valve faulty.
1.
The following is checked at the end of each mandatory expiration:
- The airway pressure Paw(t) must be below P
G
for at least 150 ms in sequence.
- Or the airway pressure at the end of the expiration must be below P
G
and the expiration
time must not exceed 500 ms.
If neither condition is met, the counter is incremented.
The expiratory time is the shortest time between the start of a mandatory expiration or
end of the last patient inspiration and the end of the mandatory expiration.
