HVAD® System
Written Exam for First Responders
1. Identify the HVAD® System components below by matching the picture with the name:
a) HVAD® Pump
b) Controller
c) Battery Charger
d) AC Adapter
e) Battery
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HVAD® System
Written Exam for First Responders
2.
Label the controller:
_4__ Alarm Indicator
_3__ Battery Indicator 1
_7__ Controller Display
_6__ Scroll Button
_1__ AC/DC Indicator
_5__ Battery Indicator 2
_2__ Alarm Mute Button
3. Label the cable connections on the controller:
_1_ Monitor Cable / Alarm Adapter
_2_ Power Source Connection
_4_ Power Source Connection
_3_ Driveline Connection
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Written Exam for First Responders
Choose True or False
4. The patient may not have a palpable pulse.
True
False
5. The controller needs to be disconnected from
the driveline before defibrillation or
cardioversion.
True
False
6. There may be difficulty obtaining blood
pressure readings.
True
False
7. The RED ALARM ADAPTER silences the
“No Power” alarm and should only be
attached to a controller that is no longer
connected to a pump.
True
False
8. If the pump is not alarming it is safe to
assume there is blood circulation.
True
False
9. Never give IV fluids to a patient with a VAD.
True
False
10.
True
False
11. When there is a controller failure alarm, the
controller should be changed to the back-up
controller.
True
False
12. When an alarm occurs, line one tells you
which alarm is occurring, line two tells you
what to do.
True
False
The controller AC/DC indicator will be
green if the AC adapter or DC adapter (car
adapter) is powering the controller.
13. Place a check beside activities that will cause the HVAD pump to stop:
Check all that apply
___
Disconnecting the AC adapter while only one fully charged battery remains
connected to the system controller.
__
Disconnecting both batteries at the same time.
__
Disconnecting the driveline from the system controller.
__
Unplugging the DC adapter without a back-up battery connected to the
system controller.
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Written Exam for First Responders
14. Put a check mark in front of the statements that are correct/true. Check all that apply.
__
A back-up controller and batteries should be kept with the patient
___
__
Disconnecting both power sources from a patient will not stop
the pump if you do it quickly
Basic Life Support (BLS) and Advanced Cardiac Life Support (ACLS) can be
followed if required
__
Care should be taken to not pull, twist or kink the patient’s driveline
__
The patient and caregiver can be helpful in the management
of the HVAD System equipment
15. Please put the steps below in the correct order (1-9) to demonstrate the sequence for
changing the controller:
4
Pull back the white driveline cover from the original controller’s silver connector
1
Have the patient sit or lie down
5
Disconnect the driveline from the original controller (this will stop the pump)
7
Insert the red alarm adapter into the blue connector on the original controller
2
Place the new controller within easy reach
3
Connect back-up power sources to the new controller
9
Slide the white driveline cover up to cover new controllers silver connector
6
Connect the driveline to the new controller (this will restart the pump)
8
Disconnect both power sources from the original controller
16. Match the controller alarm type to the correct alarm indicator light:
High Priority Alarms
Flashing Yellow
Medium Priority Alarms
Flashing Red
Low Priority Alarms
Solid Yellow
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Written Exam for First Responders
17. The following controller alarm display means that:
____
Battery 1 is at 25-49% capacity
___
Battery 1 is at < 24% capacity
____
Battery 1 is not connected
18. What does a controller with no message (blank display) but a continuous audible alarm
mean? Check all that apply.
___
No power source to the controller
___
The pump has stopped
____
The pump is running
___
Power sources (battery/AC or DC adapter) should be
connected immediately
__ _
You should perform a controller exchange if the alarm
condition did not resolve by connecting power sources
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Written Exam for First Responders
19. Please indicate whether the statements are True or False using the information from the
following controller screen:
1. Battery indicator 2 shows the battery is at 75 100% capacity
True
False
2. Battery indicator 1 shows the battery is at <
24% capacity
True
False
3. The controller is connected to AC power
True
False
4. The alarm displayed is a low priority alarm
True
False
5. The pump is being powered by battery 1
True
False
20. What is the procedure to clear a resolved, inactive medium priority alarm from the display
screen on the controller?
___
Hold down the alarm mute button for 5 seconds to
clear the alarm
___
No action is needed, all alarms stop in 2 minutes
___
Change out the controller
__
Press the scroll button to clear the alarm from the controller
21. Please place the following steps in the correct order to connect a charged battery
to a controller:
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Written Exam for First Responders
_1__
Grasp the cable of the charged battery at the back end of the connector
(leaving front end of connector free to rotate)
_3__
Gently push (but DO NOT twist) the battery cable into the controller until
it naturally locks into place; you should hear an audible click
_4__
Confirm that the battery cable is properly locked on the controller by
gently pulling the cable near the controller power connector
_2__
Line up the solid white arrow on the connector with the
white dot on the controller
22. The CONTROLLER DISPLAY gives pump information, example below:
Please match the meaning of the items listed on the left:
a)
b)
c)
RPM
___b___ Power
Watt
___c___ Blood flow
L/min
___a___ Speed
WARNING: Serious and life-threatening adverse events, including stroke, have been associated with use of this
device. A user must fully consider the risks of this device with that of other treatment modalities before deciding to
proceed with device implantation.
For full prescribing information please see the Instructions for Use (IFU). The IFU can be found at
www.heartware.com/clinicians/intructions-use.
In the USA the HVAD system is intended for use as a bridge to cardiac transplantation in patients who are at risk
of death from refractory end-stage left ventricular heart failure.
CAUTION: Federal law (USA) restricts this device to sale by or on the order of a physician. Refer to the
“Instructions for Use” for complete indications for Use, Contraindications, Warnings, Precautions, Adverse Events
and Instructions prior to using this device.
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