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Additional manufacturer narrative: the investigation is still in progress; therefore, a conclusion has yet to be established.A supplemental report will be submitted accordingly upon investigation completion.Edwards will continue to review and monitor all reported events.Trends are monitored on a monthly basis and if action is required, appropriate investigation will be performed.
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It was reported that a patient with a 25mm 2700 pericardial aortic valve underwent valve-in-valve intervention after an implant duration of eight (8) years, six (6) months due to severe aortic stenosis.The patient has presented with chest pressure, angina, and dyspnea on exertion.The tavr procedure was performed with a 26mm 9755rsl transcatheter valve.The patient was stable post procedure.
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It was reported that a patient with a 25mm 2700 pericardial aortic valve underwent valve-in-valve intervention after an implant duration of eight (8) years, six (6) months due to severe aortic stenosis.The patient has presented with chest pressure, angina, and dyspnea on exertion.The tavr procedure was successfully performed with a 26mm 9755rsl transcatheter valve.The patient was stable post procedure.
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The device history record (dhr) review was completed and this device passed all manufacturing and sterilization inspections prior to release for distribution.Stenosis, which develops progressively over time, can be due to a number of issues.Additionally, there can be a number of potential known and unknown patient-related contributing factors.Structural valve deterioration (svd) is the most common reason for bioprosthesis explant and encompasses multiple failure modes, including calcification, noncalcific degeneration, dehiscence, cusp thickening or fibrosis, or a combination of these.Such failure modes, occurring singularly or concomitantly, may contribute to stenosis and/or regurgitation.Alternatively, non-structural valve dysfunction (nsvd) may also play a role in the development of valvular stenosis.Stenosis is most commonly related to patient factors and is not usually an indication of a device malfunction related to a manufacturing deficiency.Devices implanted 5 years or greater with calcification, dehiscence, leaflet tears, thickened leaflet, pannus, or structural valve deterioration (stenosis, regurgitation) reported as the complaint do not require an engineering evaluation.The instructions for use (ifu) have been reviewed and no inadequacies have been identified with regard to warnings, contraindications, and the directions/conditions for the successful use of the device.The reported type of event is included in the ifu.A capa/scar/pra is not required as there are no confirmed product or labeling non-conformances and no other triggers are met.The most likely cause is patient factors, including renal cancer with left nephrectomy.
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