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It was reported that the wire detached and a perforation occurred requiring additional surgery.The 15mm long and 95% stenosed target lesion was located in the severely tortuous and severely calcified mid left anterior descending artery with a vessel diameter of 3.0 mm.A 1.25mm rotapro and rotawire drive were selected for use.During the procedure, difficulty crossing the lesion was experienced.Seventeen ablations were performed at a set speed of 190,000 rpm for 15 seconds each.The physician noted reductions in speed ranging from 2,000 to 10,000 rpm during ablation.A perforation was observed on the opposite side of the calcified nodule and upon withdrawal of the devices it was noted that the rotawire had separated a few centimeters proximal to the radiopaque marker.It was considered possible that the separation was due to burr contact.Bypass grafting of the proximal lad was performed to treat the perforation.No device fragments were left inside the body.Following surgery, the patient was weaned from mechanical ventilation, resumed oral intake, and is currently undergoing rehabilitation.
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