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8.0 Glossary
8.1 Glossary of Terms (continued)
L L/min: Liters per minute. Measurement of how much blood the pump is pumping
through the body in a minute. Shown on the Controller Display.
LVAD: Left Ventricular Assist Device. A mechanical pump that helps the left side of
the heart pump blood through the rest of the body.
M Medium Alarm: An audio and visual (ashing yellow) alarm that requires you to
notify your clinician.
Multiple Alarms: Condition in which there are two or more alarms occurring at the
same time.
N [No Power] Alarm: An audible only alarm that sounds when both power sources are
removed from the controller.
P Pump: A device (also known as a VAD) that moves blood from your heart to other
parts of your body. The HVAD
®
Pump is implanted at the base of your heart during
surgery.
R RPM: Revolutions per minute. The number of times the impeller in the pump spins in
a minute. Shown on the Controller Display.
S Scroll Button:
Located on the right side of the controller, the Scroll button is used
to see all active alarms and VAD parameters (RPM, L/min, Watts) on the Controller
Display. The Scroll button will also clear resolved medium alarms from the Controller
Display, will brighten the Controller Display and will silence a [No Power] alarm when
pressed with the Alarm Mute button (see Alarm Mute Button).
Shower Bag: A water-resistant bag that holds the controller and two batteries during
a shower.
T Test Button: A button on the battery that displays battery capacity when pressed.
V VAD: Ventricular Assist Device. A mechanical device, also known as a heart pump,
that assists the heart.
W Watts: Measurement of the amount of electricity (power) used to run the pump.
Shown on the Controller Display.
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