GE iVent 201 Series User's Reference Manual page 177

Warning Mode of Failure Priority Probable Cause Criterion for
Set Count or
Time of
Condition
Check Sensor Sensor providing
unreliable
Immediate
information -
ventilator enters
Open Loop mode
SpO2 Patient The iVent
Disconnect identifies that the
SpO2 sensor is
connected but
that no signal is
received from it
SpO2 Reading Low signals from
Failed the SpO2 sensor
SpO2 Sensor
No signal is
disconnect
received from
the SpO2 sensor
Tube Tubing
Disconnect disconnected at
ventilator outlet
Immediate
V not Set tidal volume
T
delivered has not been
(Low V ) delivered
T
4 breaths
delay (10 with
setting
change)
High Soiled sensor
Excessive water
in sensor
Sensor tubing
disconnected or
broken
Mid The patient is
disconnected
from the
oximeter cable
Mid A bad connection
between the
patient and the
SpO2 sensor, or
SpO2 connectors
are not firmly
connected.
Mid The SpO2 sensor
is not connected
to the iVent
.
although the
patient might be
connected to the
sensor, the
power to the
sensor is
disconnected, or
if the cable is
damaged
High- Disconnection of
Mid tubing
Mid I time set too low
Rate set too high
Blue tube
disconnected
Pressure limit set
too low
Clinical situation
165
Corrective Action
Clearing Alarm
Normal sensor Replace patient
reading circuit
Remove unit for
inspection and
servicing by
qualified service
personnel
When the Check the patient
patient is condition.
reconnected to
Reconnect the
the SpO2 sensor
patient to the
for 2 breaths
SpO2 sensor.
The signals Check if the
from the SpO2 sensor is placed
sensor return to correctly on the
normal values patient; try to find
a better place for
connecting the
patient.
Reconnect the
patient to the
SpO2 sensor
When a signal Connect the SpO2
from the SpO2 sensor to the
sensor is iVent
received by the
iVent.
Reconnection of Reconnect tubing
tubes detected
Measured Increase pressure
Exhale Volume limit and/ or
is higher than inspiratory time if
set volume appropriate
minus 15% for
more than 2
Reconnect blue
breaths
tube
6 Alarms