(b)(4).The device was not returned for evaluation.A review of the lot history record identified no manufacturing nonconformities issued to the reported lot that would have contributed to this event.The reported patient effects of occlusion and cerebrovascular accident are listed in the xience sierra, everolimus eluting coronary stent system (eecss), electronic instructions for use (eifu) 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.There is no indication of a product quality issue with respect to manufacture, design or labeling of the device.
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Patient id: (b)(6).It was reported that the procedure was performed to treat a lesion in the distal right coronary artery (rca).A 4.0 x 38 mm xience sierra stent was implanted.During stent deployment, a marginal side branch was blocked.Additional balloon angioplasty was performed to open the vessel.Several hours post stenting procedure, left sided weakness and facial droop were noted.Computed tomography, angiography and magnetic resonance imaging were performed.A small embolic stroke was diagnosed in the right hemisphere.The patient was kept overnight for observation.No treatment was provided.No additional information was provided.
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