Saphenous vein graft lesion (n=45)Acute myocardial infarction (n=7)Chronic total occlusion (n=32)In-stent restenosis (n=15)Calcified lesions (n=25)
ELCA success®41 (91.1%)6 (85.7%)30 (93.8%)13 (86.7%)20 (80%)
Angiographic success¥42 (93.3%)7 (100%)29 (90.6%)14 (93.3%)21 (84%)
Balloon non-crossable2.0 (4.4%)023 (71.9%)2.0 (13.3%)14 (56%)
Complications:
Dissection003 (9.4%)1 (6.7%)0
Perforation001 (3.1%)01 (4.0%)
No-reflow0001 (6.7%)2 (8.0%)
Thrombus formation001 (3.1%)00

®ELCA success was defined as the laser catheter crossing the entire length of the stenotic lesion determined by angiographic evidence of the catheter tip in the artery distal to the stenosis. ¥Angiographic success was defined as <50% residual stenosis after laser and adjunctive therapy