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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.The reported patient effects of angina and thrombosis are listed in the xience xpedition everolimus eluting coronary stent systems instructions for use as a known patient effects of coronary stenting procedures.There is no indication of a product quality issue with respect to manufacture, design or labeling.
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It was reported that on (b)(6) 2014, the patient presented with unstable angina and a 3.0 x 15 mm xience xpedition stent was deployed in the coronary artery.On (b)(6) 2017, the patient was moved to the hospital by emergency visit and hospitalized with chest pain.Thrombus (in-stent) was confirmed by angiography.A thrombus suction catheter and excimer laser were used to treat the thrombus.On (b)(6) 2017, the patient was discharged from the hospital.No additional information was provided.
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