Liverpool Hospital
Intensive Care: Learning Packages
Intensive Care Unit
Pacemaker Learning Package
LH_ICU2016_Learning_Package_Pacemaker_Learning_Package
18 |
P a g e
ANATOMY OF A PACEMAKER
Figure10: Medtronic 5392 Pacemaker
ATRIAL LEADS
VENTRICULAR LEADS
BATTERY INDICATOR
LIGHT
HEART RATE
Lock/ Unlock
MODE
ATRIAL OUTPUT DIAL
VENTRICULAR OUTPUT
DIAL
ON/ OFF
Enter key
Selection key
Dial to change
settings
Pause button to check
underlying rhythm
Atrial and
Ventricular
sensitivity
AV delay
Upper rate limit sets
maximum
ventricular
pacing rate allowed
while
tracking the
ventricle
PVARP: Post Ventricular
Atrial Refractory Period
Sets
length of time after a
ventricular event during
which atrial sensing
doesn’t affect
pacemaker
timing
A.Tracking: applicable in DDD only. If
ON it paces ventricle in synchrony
with intrinsic atrial depolarisations
Rapid atrial pacing
can be used to
interrupt atrial
tachycardia’s