(b)(4).During processing of this complaint, attempts were made to obtain complete event, patient and device information.(b)(4).There was no reported device malfunction and the product was not returned.The reported patient effect of occlusion and death as listed in the xience xpedition everolimus eluting coronary stent systems instructions for use are known patient effects of coronary stenting procedures.Although a relationship between the reported patient effect and the device, if any, cannot be determined, there is no indication of a product quality issue with respect to manufacture, design, or labeling.A review of the lot history record identified no manufacturing nonconformities issued to the reported lot that would have contributed to this event.
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It was reported that the procedure was to treat a de novo lesion located in the mildly calcified, mildly tortuous, distal left anterior descending artery.The patient had presented with chest pain and experiencing an anterior wall myocardial infarction.The patient had low blood pressure and was in cardiogenic shock.After thrombus aspiration was performed, the 3.0 x 38 mm xience xpedition was placed in the lesion and was confirmed to be fully apposed to the vessel wall.A no flow phenomenon was observed.The patient developed electro-mechanical dissociation and left ventricular failure.Cpr was performed for 30-45 minutes along with an adrenalin injection.Cardiac compression with a mechanical ventilator was delivered via endotracheal tube.Despite resuscitation attempts the patient could not be revived and was declared dead.An autopsy was not performed.The cause of death was cardiac arrest.No additional information was provided.
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