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(b)(4).During processing of this complaint, attempts were made to obtain complete event, patient and device information.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.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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It was reported that the 2.75x15mm xience alpine stent was implanted on march 29, 2018.The patient presented with non st-elevation myocardial infarction (nstemi) before the procedure.On april 4, 2018, the patient was readmitted with cardiovascular symptoms, including dresslers syndrome.The treatment performed was not reported and the final patient outcome is unknown.No additional information was provided.
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