It was reported that the procedure was to treat a 99% stenosed, heavily calcified lesion in the heavily tortuous right coronary artery (rca).After placement of a balanced middle weight (bmw) universal ii guide wire, pre-dilatation was performed with a non-abbott balloon dilatation catheter (bdc).The 2.75x23mm xience xpedition stent delivery system (sds) failed to cross the lesion reportedly due to interactions with the patient's anatomy.Reportedly, there was no interaction if devices.Upon removal, the stent implant was noted to be moving and misaligned on the balloon.There were no reported adverse patient effects and no reported clinically significant delay in the procedure.Another xience xpedition sds was used to successfully complete the procedure.There was no additional information provided.
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(b)(4).During processing of this complaint, attempts were made to obtain complete event, patient and device information.Concomitant medical products: guide wire: balanced middle weight (bmw) universal ii.It is indicated that the device is not returning for evaluation; therefore, a failure analysis of the complaint device could not be completed.A review of the lot history record revealed no non-conformances that would have contributed to the reported event.A query/review of the complaint history of the reported lot did not indicate a manufacturing issue.Based on the reviewed information, no product deficiency was identified.
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