6.3.17 Rebreathing Alarm
Property Description
Alarm text
Rebreathing (with leakage circuit)
Rebreathing (with active exhalation valve circuit)
Priority High (with leakage circuit)
Medium (with active exhalation valve circuit)
Alarm condition Leakage Circuit
A Rebreathing alarm will be given if the intentional leakage is
too low for more than 15 seconds.
Exhalation valve circuit
A Rebreathing alarm will be given if the exhalation valve is
obstructed for more than 10 consecutive breaths.
MPV circuit
A Rebreathing alarm will be given if air returns into the ventila-
tor for more than 10 consecutive breaths.
Possible cause
• Obstructed or occluded patient circuit.
• Incorrect patient circuit.
• Patient exhales through mouthpiece.
• Obstructed or removed CO
2
port from leakage circuit.
• For active exhalation valve circuits: Disconnected pilot pres-
sure line.
• For active exhalation valve circuits: The control pressure
evacuation outlet at the bottom the ventilator is obstructed.
Reset criteria
The leakage is back within limits.
Ventilator action The Vivo 65 will continue treatment according to the current
settings.
Setting range
• On
• Off
106 Alarms
User manual
Doc. 006150 M-1
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