Table of Contents
Advertisement
8. Sensor Disconnect (Open Loop) alarm test. Disconnect the two sensors lines
from the ventilator simultaneously. Verify that the Sensor Disconnect alarm
is activated, and that the unit switches to Open Loop ventilation. Reconnect
the sensor lines to the ventilator, and verify that the Sensor Disconnect
alarm disappears, and that the ventilator is restored to the previous mode
automatically.
9.
AC Disconnect alarm test. Disconnect the AC cable from the ventilator.
Verify that the AC Disconnect alarm is activated. Reconnect the AC cable to
the ventilator, and verify that AC Disconnect alarm disappears automatically.
10. Low O2 Pressure alarm test. Disconnect the oxygen supply from the
ventilator. Verify that the O2 Pressure alarm is activated. Reconnect the O2
supply and verify that the O2 pressure alarm disappears automatically.
11. Low Minute Volume alarm test. Press Menu and go to the Alarm Settings
screen. Set the Low minute volume alarm setting to a value above the
measured value for Min. Volume (in blue in the alarm setting bar), and press
Accept. Verify that Low Minute Volume alarm is activated after consecutive
breaths after Accept was pressed. Close the alarm pop up window, and
restore the alarm setting to its default value.
12. High Pressure alarm test. Press Menu and open the Alarm Settings screen.
Set the High pressure alarm setting to a value below the measured value for
PIP (in blue in the alarm setting bar) and press Accept. Verify that the High
Pressure alarm is activated on the first breath Accept was pressed. Close the
alarm pop up window and restore the alarm setting to its default value.
13. High O2 alarm test. Press Menu and open the Alarm Settings screen. Set
the High O2% alarm setting to a value below the measured value for FiO2 (in
blue in the alarm setting bar) and press Accept. Verify that the High O2
alarm is activated on the twentieth breath after Accept was pressed. Close
the Alarm pop up window and restore the alarm setting to its default value.
14. Low O2 alarm test. Press Menu and open the Alarm Settings screen. Set the
Low O2% alarm setting to a value above the measured value for FiO2 (in
blue in the Alarm setting bar) and press Accept. Verify that the Low O2%
alarm is activated on the tenth breath after Accept was pressed. Close the
alarm pop up window and restore the alarm setting to its default value.
15. Apnea alarm test. Set the Respiratory Rate to 2 bpm. Verify that the Apnea
alarm is activated after 20 seconds and the unit switches to Apnea Back-up
ventilation. Wait for one minute and then squeeze the test lung twice to
simulate two subsequent patient initiated breaths. Verify that the Apnea
alarm disappears and the unit restores the previous parameters
automatically. Restore respiratory rate setting to its default value.
16. High PEEP alarm test. Occlude the exhalation valve with a cup. Verify that
the High PEEP alarm is activated. Remove the cup from the exhalation valve.
Verify that the High PEEP alarm disappears automatically.
17. Auto Start alarm test. Restart the unit with a test lung connected to the
patient circuit. Wait for about one minute and verify that the Auto Start
alarm is activated, and that the unit starts ventilation in Pressure Control
mode in the preset parameters. Close the alarm pop up window and switch
the ventilator to Standby.
168
Advertisement
Table of Contents
