Indications for stenting | |
Elective (%) | 52 (81) |
Restenosis (%) | 5 (8) |
Suboptimal result (%) | 5 (8) |
Threatened vessel closure (%) | 2 (3) |
| |
Pre-stenting lesion treatment | |
No predilatation before stenting (%) | 3 (5) |
Balloon dilatation (%) | 51 (79) |
Rotational atherectomy (%) | 7 (11) |
Directional atherectomy (%) | 2 (3) |
Pullback atherectomy (%) | 1 (2) |
| |
Lesions successfully treated with the NIR stent (%) | 63 (98) |
| |
Stent/lesion (mean (SD)) | 1.56 (0.5) |
| |
Stent used | |
NIR 9 mm (%) | 27 (28) |
NIR 16 mm (%) | 48 (50) |
NIR 32 mm (%) | 18 (19) |
Palmaz-Schatz 154 14 mm (%) | 2 (2) |
AVE 12 mm (%) | 1 (1) |
| |
Nominal size final balloon (mm) (mean (SD)) | 3.4 (0.4) |
| |
Balloon to vessel ratio (mean (SD)) | 1.24 (0.21) |
| |
Vessel rupture after post-dilatation (%) | 1 (2) |
| |
Maximum balloon pressure (Atm) (mean (%)) | 16.7 (3.5) |
| |
IVUS attempted during procedure (%) | 47 (75) |
| |
IVUS failure (%) | 4 (8) |
| |
IVUS criteria met in the initial study (%) | 19 (40) |
| |
IVUS criteria met after post-dilatation (%) | 13 (28) |
| |
IVUS not repeated after post-dilatation (%) | 5 (11) |
| |
IVUS still suboptimal, final study (%) | 6 (13) |
| |
Patient treatment after stenting (%) | |
Aspirin 100–300 mg | 5 (12) |
Aspirin 100–300 mg + ticlopidine 500 mg | 36 (88) |
| |
Hospital stay after stenting (days) (mean (SD)) | 1.7 (0.2) |
| |
Bleeding/vascular complications (%) | 1 (2) |
| |
Subacute closure at one month | 0 |