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Special Functions
Manual inspiration
This function may be used in all modes except CPAP
without ASB pressure support.
Depending on the start time, an automatic ventilation
stroke is prolonged for a maximum of 15 seconds.
Or:
Between two automatic ventilation strokes, a ventilation
stroke can be manually started and held for max.
15 seconds.
The pattern of the manually started ventilation stroke
corresponds to the ventilation pattern of the currently
active automatic ventilation mode.
In CPAP/ASB:
a pressure-assisted ventilation stroke (defined by the
P
setting) is triggered.
ASB
1 Press »Insp. hold« key and hold it down for as long
as inspiration is required.
Either a just activated automatic ventilation stroke will be
prolonged or a new ventilation stroke will be started and
appropriately prolonged – max. 15 seconds.
Exspiration Hold
This function may be used in all ventilation modes.
For determining the measured NIF
2 Hold down the »Exp. hold« key.
The expiration phase remains effective as long as the key
is held down and Evita 4 determines the measured NIF
value. If the key is not released, the device automatically
terminates the expiration phase after 15 seconds.
_____________
1) Display NIF, see page 81.
For a detailed description of NIF, refer to the Annex, page 175.
1)
value for weaning
D
1
2
Operation
Special Functions
Evita 4
87
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