6.3.7 Low Vt
i
Alarm (Low Inspired Tidal Volume)
Property Description
Alarm text
Low Vti
Priority High
Alarm Condition A Low Inspired Tidal Volume alarm will be given when the
monitored Inspired Tidal Volume fails to reach the set limit for
the Low Inspired Tidal Volume alarm for 15 seconds.
This alarm is only used if the Vivo 65’s patient circuit type is set
to Exhalation valve (single limb) circuit or in MPV modes.
Possible cause
• Mismatch between Inspired Tidal Volume and Alarm setting.
• Changes in airway resistance and or compliance.
• Obstructed or occluded patient circuit.
Setting range
• 100 ml to 2000 ml (adult), 10 ml to 300 ml (paediatric)
• Off
Setting resolution 10 below 600 ml, 100 above 600 ml
Reset criteria
A full breath above set alarm limit
Ventilator action The ventilator will continue treatment with the same settings.
96 Alarms
User manual
Doc. 006150 M-1