133HeartWare™ HVAD™ System Alarms and Emergencies
10
9
8
7
6
5
4
3
2
1
Appendix
Reference
Guides
Alarms and
Emergencies
Patient
Management
Surgical
Implant and
Explant
Monitor
Peripherals
and
Accessories
HVAD
®
PumpOverviewIntroduction
8.3 Medium Priority Alarms (continued)
The Following are Medium-Priority Alarms (continued):
[Low Flow]:
threshold.
For additional information about the Alarm Settings Tab, see Section 5.3.
[Suction]: The [Ventricular Suction Detection] alarm is triggered if the suction algorithm has
For additional information about the suction algorithm, see Section 3.2.2.
[Controller Fault]: The controller contains two microprocessors - one which controls pump
function (PMC) and a second which controls user interface functions (UIC) such as Controller
Display and buttons. The [Controller Fault] alarm indicates a possible controller malfunction may
have occurred, but during this fault the UIC processor still receives a heartbeat message from the
PMC indicating the PMC is still functioning and controlling the pump. The [Controller Fault] Alarm
will result in the word [Call] in the Controller Display, notifying the patient to call the clinician. The
clinician should query the patient about the frequency and duration of alarm as well as any
about any clinical symptoms/changes including dizziness, shortness of breath, angina and/or
palpitations. Based on the patient’s responses, the following course of action should be taken:
If there was a single, isolated [Controller Fault] alarm with no change in pump or clinical
parameters, instruct the patient to report any additional alarms that may occur. Download
Instruct the patient to return to the center as soon as reasonable (not emergently) so the
following situations occurs:
– If a [Controller Fault] alarm has occurred and been resolved multiple times over a 24 hour
period, or
– If a [Controller Fault] alarm has occurred in conjunction with other alarms even though it has
To Next Page
Loading...