143Quick Reference Guide for Alarms
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Appendix
Reference
Guides
Alarms and
Emergencies
Patient
Management
Surgical
Implant and
Explant
Monitor
Peripherals
and
Accessories
HVAD
®
PumpOverviewIntroduction
9.0 Quick Reference Guide for Alarms (continued)
Alarm Type: Medium
Alarm
Symbol
Alarm
Tone
LCD
Display
Line 1
LCD
Display
Line 2
Potential Causes Potential Actions
Flashing
Yellow
Intermittent beep
in alarm volume
over time if not
muted
for 5 minutes or
1 hour
(audio) and
Controller Fault
(audio) can be
permanently
disabled
button on the
controller to clear
resolved medium
alarm messages
[Electrical
Fault]
[Call]
pump-to-controller
electrical connections
failure
ensure driveline connector is
engaged
Support
[Low Flow] [Call]
[Low Flow] alarm
threshold
ventricular failure,
hypovolemia,
tamponade,
cannula obstruction,
etc.)
settings for [Low Flow] alarm
limit and viscosity
(MAP < 85 mmHg)
attaching patient to monitor
to evaluate pump wave form)
and consider volume
resuscitation if indicated
Support
[Suction] [Call]
ventricular failure,
hypovolemia,
tamponade,
cannula obstruction,
etc.)
materials (e.g., tissue
fragments) in the device
to evaluate a decrease in
and/or correct cause of poor
speed
Support
Alarm Type: Low
Alarm
Symbol
Alarm
Tone
LCD
Display
Line 1
LCD
Display
Line 2
Potential Causes Potential Actions
Solid
Yellow
beep-gradual
increase in alarm
volume over time
if not muted
alarm for 5 minutes.
[Low
Battery 1]
[Replace
Battery 1]
[Low
Battery 2]
[Replace
Battery 2]
[Power
Disconnect]
[Reconnect
Power 1]
disconnected or
malfunctioning
[Power
Disconnect]
[Reconnect
Power 2]
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