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 did not indicate a lot specific quality issue.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 the design, manufacture or labeling of the device.
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It was reported that the procedure was performed to treat a lesion with mild calcification, moderate tortuosity, and 99% stenosis in the proximal left circumflex coronary artery.An unspecified balloon catheter was advanced with resistance from the anatomy to perform pre-dilatation.A 3.5 x 48 mm xience xpedition stent delivery system (sds) was advanced; however, the sds failed to cross due to anatomy and the stent edge was noted to be flared.The sds was removed with resistance from the guiding catheter.Two unspecified stents were deployed to successfully complete the procedure.There were no adverse patient effects and no clinically significant delay in the procedure.No additional information was provided.
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