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149
Servo
…
User´s manual
US edition
Order No: 66 00 261
Infant Adult Universal Options
6
Compensate for circuit ompensate for circuit mpensate for circuit pensate for circuit ensate for circuit nsate for circuit sate for circuit ate for circuit te for circuit e for circuit for circuit for circuit or circuit r circuit circuit circuit ircuit rcuit cuit uit it t
compliance ompliance mpliance pliance liance iance ance nce ce e
The circuit compliance is automatically nce is automatically
measured.
11. When
hen Compensate for circuit
compliance? ? appears on screen:
– To add the compensation, press Yes.
– To ventilate without compensation, without compensation,
press No.
If the patient tubing are replaced a new g are replaced a new
circuit compliance compensation must be
performed.
formed.
Important: The circuit compliance
compensation is not available in vailable in NIV-
modes.
Note: Considerable leakage may occur kage may occur
around the endotracheal tube if it is uncuffed. f it is uncuffed.
The combination of small tidal volumes,
leakage around the tube and activated
kage around the tube and activated
compliance compensation may trigger the pliance compensation may trigger the
Low Expiratory Minute Volume alarm, due to Expiratory Minute Volume alarm, due to due to
a very low expiratory flow passing from the m the
patient through the expiratory channel. By
observing the difference between the Vti and
bserving the difference between the Vti and
Vte values presented on the User Interface, a ues presented on the User Interface, a
leakage can be detected and its extent easily ge can be detected and its extent easily
controlled. The first time an unacceptably first time an unacceptably
large leakage occurs around the tube, occurs around the tube,
correct this problem to avoid triggering the ggering the
Low Expiratory Minute alarm. If the leakage Minute alarm. If the leakage
still persists, adjust the alarm limit right down djust the alarm limit right down
to its lowest level (i.e. 10 ml) – if this step is 10 ml) – if this step is
clinically judged to be appropriate. Finally, if dged to be appropriate. Finally, if
the leakage still has not been remedied, then still has not been remedied, then
deactivate the compliance compensation to
avoid triggering the Low Expiratory Minute
Low Expiratory Minute
alarm. If the compliance compensation is m. If the compliance compensation is
deactivated from Pressure Control, Pressure ure Control, Pressure
Support or SIMV (Pressure Control) (Pressure Control)
ventilation modes, then no further settings hen no further settings
need to be adjusted. However, where ver, where
volume-related modes are used, then the set
volumes must be adjusted.
Pre-use check re-use check e-use check -use check use check se check e check check check heck eck ck k