It was reported that the procedure was to treat a lesion in the left anterior descending (lad) artery with moderate calcification and mild tortuosity.After pre-dilatation with a 2.5x15mm balloon, the 2.5x33mm xience alpine stent was implanted.Post-dilatation was performed with 2.75x12mm and 3.5x10mm balloons.Then, a 2.25x28mm xience alpine stent was implanted in the lcx.The patient experienced chest pain with changes in st levels.Angiography noted that the lad diagonal had become completely occluded.Therefore, a 2x15mm balloon and a 1.5x8mm balloon were used to treat the occluded diagonal.There was 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 identified no manufacturing nonconformities issued to the reported lot that would have contributed to this event.A conclusive cause for the reported patient effect(s), and the relationship to the product, if any, cannot be determined; however, the subsequent treatment appears to be related to the operational context of the procedure.The reported patient effects of angina and occlusion are listed in the xience alpine everolimus eluting coronary stent system (eifu), electronic instructions for use as a known patient effects 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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