Table 2.
Procedural characteristics
| n | 65 |
| Clinical success | 62 (95.4%) |
| GW success | 62 (95.4%) |
| Antegrade only | 41 (63.1%) |
| Bidirectional | 22 (33.8%) |
| Distal puncture | 10 (15.4%) |
| Trans pedal approach | 11 (16.9%) |
| EXCAVATOR technique | 49 (79.0%) |
| 0.014-inch guidewire | 65 (100%) |
| AnteOwl WR IVUS use | 65 (100%) |
| CTO GW maximum tip load | 16.2 ± 14.7 |
| Method of GW crossing | |
| Drilling or penetration | 58 (89.2%) |
| Knuckle wiring | 4 (6.2%) |
| GW number for CTO | 3.4 ± 1.4 |
| Fluoroscopy time | 72.3 ± 32.5 |
| Procedural complication | 5 (7.7%) |
| Branch perforation | 3 (4.6%) |
| Vessel oozing perforation | 1 (1.5%) |
| Access site bleeding | 1 (1.5%) |
| Procedural death | 0 (0.0%) |
GW guidewire, EXCAVATOR extreme antegrade guidewire crossing by AnteOwl WR intravascular ultrasound-guided parallel wiring to a BTK artery, IVUS intravascular ultrasound, CTO chronic total occlusion