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Ventway Sparrow User Manual
Page 118 of 144
23. APPENDIX – TEST ALARMS
The following instructions explain how to test all the alarms that can be
activated by the system, to ensure that they are working properly.
23.1. BACKUP VENTILATION
Step Procedure Action Expected Results
1 Start a new patient
via the menu.
Set the lung
simulator simulated
weight to 70 kg.
Message requesting to disconnect the patient.
2 Generate 3
inhalation triggers.
The software switches to the running ventilation screen
with unknown weight, in SIMV ventilation mode.
The software indicates that it is in backup ventilation.
3 Inspect the
parameters on the
screen.
The blower starts, with PS = DefaultPS, and presents the
ventilation parameters.
4 Wait for two
breathes.
The following ventilation parameters are automatically set
according to the simulated patient weight:
Alarm Pressure, Minute Volume M.V., BPM, Tidal volume Vt,
Ti, Te, PS, trigger sensitivity.
5 Wait for a few
minutes.
Ventilation continues with parameters suitable for a patient
weighing approx. 70 kg.
The software keeps indicating that it is in backup ventilation
mode (upper right of the screen).
The software instructs the user to perform patient circuit
test (via the menu).
6 Stop ventilation. Ventilation stops.