The device was not returned for analysis.A review of the lot history record identified no manufacturing nonconformities issued to the reported lot that would have contributed to this event.Additionally, a review of the complaint history identified no other incidents from this lot.As there was no damage noted to the device during the inspection prior to use, the investigation determined the reported difficulties appear to be related to circumstances of the procedure.There is no indication of a product quality issue with respect to manufacture, design or labeling.
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It was reported that the procedure was performed to treat a lesion in the moderately calcified, moderately tortuous left circumflex coronary artery.A 3.5x38mm xience prime stent delivery system (sds) was deployed at 8 atmospheres (atms).The sds had difficulty being removed due to the anatomy.The sds was removed with the whole system.Outside the patient, force was necessary to remove the sds from an unspecified guiding catheter, and the balloon was noted to be ruptured and misshapened.Post-dilatation was performed with an unspecified 3.5x12mm nc balloon at 10 atms.There were no adverse patient effects and no clinically significant delay in the procedure.
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