It was reported that the burr became stuck in the lesion, ischemia, and myocardial infarction occurred.The target lesion was located in the mildly tortuous and severely calcified circumflex artery.This 1.50mm rotapro was selected for use atherectomy procedure.The rotapro was prepped and platformed at 160,000rpm outside the patient, then advanced over the wire.During procedure, the rotation speed dropped to 103,000rpm and the device stalled.Then, the burr became stuck in the lesion.The physician cut the drive shaft from distal to the nose cone.The physician attempted "mother-in-daughter" technique, a chest compressions dislodged the burr from the calcium and the device removed from the patient.The patient became hypotensive, myocardial infarction and ischemia occurred.A cardiopulmonary resuscitation (cpr) was performed, and a non-boston scientific heart pump device was placed.No further complications reported and the patient was stable post procedure.
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