22
Implant Procedure
Figure 6. Implant Procedure
Patients undergoing
CPP implant
CRT implant
with BiV pacing
CS LV lead placement
unsuccessful or
suboptimal
Quadripolar
LV lead
(1, B-R)
Position lead and
program device to
maximally narrow
final paced QRS
(2a, B-NR)
Target LV lead
to sites of late
ventricular
activation
(2b, C-LD)
Crossover to surgical
epicardial CRT with
BiV pacing
(2b, C-LD)
Crossover to
HBP to LBBAP
(2a, C-LD)
Nonapical LV
lead location
(2a, C-LD)
