(b)(4).During processing of this complaint, attempts were made to obtain complete event, patient and device information.The stent remains in the patient and there was no device malfunction reported.A review of the lot history record revealed no manufacturing nonconformities that would have contributed to this event.The reported patient effect of death, hypotension, ventricular fibrilation, ventricular tachycardia, cardiac tamponade, pericardial effusion are listed in the xience v international instructions for use as known patient effects.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 the design, manufacture, or labeling of the device.
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It was reported that the mildly calcified and tortuous de novo lesion with 80% stenosis in the mid left anterior descending coronary artery was predilated then stented with the 2.75x28 mm xience v at 11 atmospheres.Hypotension and timi 2 flow occurred."ionotropes" and intracoronary nicorandil were administered.After 10 minutes hypotension occurred again; blood pressure was 60/40mm hg.A 2d echocardiogram showed a pericardial effusion with tamponade.The patient had multiple episodes of ventricular tachycardia and ventricular fibrillation (vt/vf).Resuscitation attempts were performed, but the patient could not be revived and the patient was declared dead.In the opinion of the physician, the xience v stent did not cause/contribute to the pericardial effusion and subsequent patient death.There were no device issues reported with the xience v stent, but the cause of the pericardial effusion is unknown.No additional information was provided.
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