(b)(4).During processing of this complaint, attempts were made to obtain complete event, patient and device information.Event dates estimated.Udi#: in the absence of a reported part number, the udi cannot be calculated.The device was not returned for evaluation as the stent remains in the patient.The reported patient effect of hypersensitivity is listed in the xience v everolimus eluting coronary stent systems instructions for use as a known patient effect of coronary stenting procedures.A review of the lot history record and complaint history of the reported device could not be conducted because the part and lot number was not provided.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.
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