(b)(4).A cine of the procedure was received and reviewed by an abbott clinical specialist.The reviewer concluded that the cine confirmed the reported thrombus in the previously placed stent.The stent looked well approximated and post-dilatation was done during both visits to the cath lab.The reported patient effects of angina, thrombosis, and death, as listed in the xience xpedition everolimus eluting coronary stent system instructions for use (ifu) are known patient effects that may be associated with use of a coronary stent in native coronary arteries.Although 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 deficiency with respect to manufacturing, design or labeling.
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It was reported that the 3.0x48 mm xience xpedition was deployed on (b)(6) 2014 in a patient that was experiencing an acute myocardial infarction.Thrombosuction and direct stenting was performed.The stent was confirmed visually to be fully apposed to the vessel wall, and the patient was reported to be doing well.Post-procedure the patient was experiencing chest pain.Angiography revealed thrombus, which was extracted followed by balloon angioplasty in the stented segment.The patient was discharged; however, later expired in another hospital.No additional information was provided.
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