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Appendix
Reference
Guides
Alarms and
Emergencies
Patient
Management
Surgical
Implant and
Explant
Monitor
Peripherals
and
Accessories
HVAD
®
Pump Overview
Introduction
142 HVAD® Instructions for Use
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
[Controller
Fault]
[Call]
malfunction but pump
still working
duration of alarm, concurrent
speed/power
Assess patient for complaints
of shortness of breath, chest
pain, palpitations, dizziness,
etc.
monitored with download at
next visit
[Controller
Fault]
[Call:
ALARMS
OFF]
malfunction
disabled
disabled
may be disabled
be disabled
without other issues will be
assessed at non-emergent
visit
with other alarms or
symptoms, replace controller
and assess in emergent visit
controller and new controller
Support
[High
Watts]
[Call]
®
Pump Watts have
exceeded [High Power ]
alarm threshold
close to average power
materials (e.g., tissue
fragments) in the device
[High Power] alarm and pump
speed
coagulation labs
thrombus, etc.
Support
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