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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 analysis.The reported device expiration issue was confirmed.A review of the lot history record identified no manufacturing nonconformities issued to the reported lot that would have contributed to this event.Additionally, a review of the complaint history identified no other similar incidents from this lot.It should be noted that the xience alpine everolimus eluting coronary stent system instructions for use (ifu) states: do not use after the use by date.The investigation determined the reported difficulties appear to be related to user error as the device was used past the expiration date.Based on the information reviewed, there is no indication of a product quality issue with respect to manufacture, design or labeling.
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