It was reported that the burr became stuck in the lesion and the patient experienced perforation.A 1.50mm rotapro was selected for use in the procedure of the calcified and tortuous left anterior descending artery (lad).The rotapro was prepped and platformed at 160000 rpm outside the patient then advanced over the wire, and crossed the lesion.After third ablations were performed, the burr got stuck in the lesion and there was a degree of deceleration.The physician then removed the burr from the lesion by pulling the entire system back.After it was removed, the physician noticed a perforation within the vessel, and they attempted to use a stent to cover the perforation, however it did not work.The patient was taken to surgery.
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