13.2 Special function keys
The ventilator will initiate a new breath cycle according to the current ventilator
settings.
Start breaths
This function allows 100% oxygen to be given for 1 minute. After this time the
oxygen concentration will return to the pre-set value. The oxygen breaths can be
interrupted by pressing the O
2
breaths fixed key during the 1 minute interval.
Note: If O
2
breaths is activated during the pre- or post-oxygenation phase in
Suction Support the procedure will be discontinued.
O
2
breaths
Expiratory hold is activated by manually pressing the Exp. hold key. The maximum
time is 30 seconds. The inspiratory and expiratory valves close after expiration.
This function can provide an exact measurement of the end expiratory lung
pressure. It can be used for static compliance measurement and to determine the
total PEEP.
Exp. hold
Inspiratory hold is activated by pressing the Insp. hold key. The maximum time is
30 seconds. The inspiratory and expiratory valves close after expiration. This
function can provide an exact measurement of the end inspiratory lung pressure.
It can be used during x-ray or to determine Plateau pressure, or static compliance
calculation.
Insp. hold
SERVO-s VENTILATOR SYSTEM V8.0, User's Manual
169
| Appendix • User interface |
13 |
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