Patient id: (b)(6).It was reported that on (b)(6)2020 two xience sierra stents were implanted in the proximal left anterior descending (lad) coronary artery, sizes 2.5x23 and 2.5x08 mm.On (b)(6) 2021 the patient reported chest pain during effort and was admitted to the hospital.Another percutaneous coronary intervention (pci) was performed in the non-target right coronary artery lesion.A transcatheter aortic valve replacement (tavi) was also performed.There was no report or indication that the tavi procedure was related to the coronary xience sierra stents.On (b)(6)2021, elevated troponin was observed.Another pci was performed, treating the 80% restenosed, proximal lad 2.5x23mm xience sierra stent (1500250-23, 9093042).The event has resolved without sequela.There was no additional information provided.
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There was no reported device malfunction and the product was not returned.The xience sierra coronary stent remains implanted in the patient.A review of the lot history record identified no manufacturing nonconformities issued to the reported lot and relabeled lot that would have contributed to this event.The reported patient effects of angina and stenosis are listed in the electronic instructions for use, everolimus eluting coronary stent systems xience sierra as known patient effects of coronary stenting procedures.A conclusive cause for the reported patient effects and the relationship to the product, if any, cannot be determined.Additionally, treatment appears 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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