Medtronic received information via literature regarding unfortunate consequences of mitral valve repair with ring or band implantation.The study population included 29 patients (predominantly male; mean age 61 years), four of which were implanted with medtronic duran ring and one of which was implanted with medtronic ats simulus semi-rigid band.The serial numbers were not provided.Patient 10: a (b)(6) male with systemic hypertension and secondary functional mitral regurgitation was implanted with a 38-mm simulus semi-rigid band.One year post-implant, the patient was noted with a dehisced ring, leaflet repair breakdown, and restricted posterior mitral leaflet.A mechanical valve was implanted.No additional adverse patient effects were reported regarding medtronic product.
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