It was reported that the procedure was performed to treat a lesion in the left anterior descending (lad) artery with moderate calcification and moderate tortuosity.The lesion was pre-dilated, and the 2.75 x 38 mm xience prime stent delivery system (sds) met resistance when advancing to the target lesion.After the stent was implanted, a dissection was noted and another xience prime stent was used to treat the dissection.There were no adverse patient sequela.No additional information was provided.
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The device was not returned for analysis.A review of the lot history record revealed no manufacturing nonconformities that would have contributed to this complaint.Additionally, a review of the complaint history identified no similar incidents from this lot.The investigation determined the reported difficult to advance and the subsequent treatment appears to be related to the operational context of the procedure; however, a conclusive cause for the reported patient effect, and the relationship to the product, if any, cannot be determined.The reported patient effect of dissection is listed in the xience prime everolimus eluting coronary stent systems instructions for use as a known patient effect of coronary stenting procedures.There is no indication of a product quality issue with respect to manufacture, design, or labeling.Na.
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