Table 2

Implant Details

Implant
Device8 St. Jude Promote Q CD3221
16 St. Jude Promote RF 3213-36
5 St. Jude Pacesetter Atlas II HF v-367
4 St. Jude Frontier II 5596
LV lead position2 posterior vein
19 posterolateral vein
11 lateral vein
1 middle cardiac vein
1 anterolateral vein
Types of LV lead27 Quickflex (St. Jude Medical)
6 Quartet Model 1458Q (St. Jude Medical)
LV lead threshold1.4 ± 0.7
RV lead threshold0.7 ± 0.3

LV = left ventricular; RV = right ventricular.