VersaMed iVent201 - Page 215

iVent201 Operator's Manual
203
Warning
Set Count or
Time of
Condition
Mode of Failure
Priority
Probable Cause Criterion for
Clearing Alarm
Corrective Action
Delivery tubes
occluded or
partially occluded
High SpO
2
SpO
2
level
exceeds the upper
SpO
2
limit
Medium The patient clinical
condition, FiO
2
level
set too high, or the
SpO
2
setting are too
low
The SpO
2
level is
lower than the
alarm limit
Assessing the
patient clinical
condition,
decreasing the FiO
2
level, or increasing
the SpO
2
alarm
settings.
Inverse I:E
Ratio
(for Volume
Control modes
only)
20 mandatory
breaths delay
The I:E ratio has
changed to an
inverse ratio
Low Improper setting of
Tidal
Volume,Breath
Rate, P-limit, Peak
Flow, Trigger
settings and/or
Inspiratory Time
Inverse I:E ratio
corrected for 5
breaths
Correct setting(s)
Low Battery
Approx 20
min of
operating time
left
Internal battery is
running low
High Operating without
external power
supply – time
dependent on
parameter settings
Charging is
detected
Connect unit to
external power source
(AC or DC)
Recharge battery
Low Breath
Rate
3 breath delay
Breath rate is lower
than low alarm
setting
High Clinical condition
Trigger sensitivity
set too high
Alarm set too high
Rate is higher
than alarm set
for more than 2
breaths
Assess patient
Decrease alarm
setting if appropriate
Increase trigger
sensitivity
Patient Circuit
Failed
30 breath delay
Insufficient
resistance from one
way valve
High One way valve has
been removed from
patient circuit or has
deteriorated (ripped
or torn or missing
membrane)
Substitute one
way valve with
new one
Replace patient circuit
(disposable) or
replace and/or service
one way valve (re-
useable)