The complete manufacturing and material records for the mitroflow bioprosthetic pericardial heart valve, model # lxa25, s/n # (b)(4), were pulled and reviewed by quality control at livanova (b)(4) corp.The results confirmed that this valve satisfied all material, visual, and performance standards required for a lxa25 mitroflow aortic pericardial heart valve at the time of manufacture and release.Further information has been requested from the physician by the manufacturer.Based on limited information received the root cause cannot yet be determined at this time.The device is not available for return or analysis no further investigation is possible at this time.Not available for return.
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