Medtronic received information via literature regarding the impact of device landing zone calcification patterns on paravalvular regurgitation after transcatheter aortic valve replacement (tavr).The study population included 642 patients (predominantly female, mean age 82 years), 132 of whom were implanted with medtronic evolut r bioprosthetic valve (no serial numbers provided).Among medtronic evolut r patients, seven deaths occurred within 30 days of implant.No further details were provided on these deaths.Based on the available information medtronic product was not directly associated with the death(s).Among medtronic evolut r patients adverse events included: mild to severe paravalvular leak (pvl), major vascular or bleeding complications, permanent pacemaker implant, and stroke.Based on the available information medtronic product was directly associated with the adverse event(s).No additional adverse patient effects or product performance issues were reported.Additional information received from the physician/author provided these details: case 2: following implant of the evolut r valve (serial (b)(4)) the patient had an embolic vertebrobasilar stroke, multiple lesions in liver and spleen, and severe brain stem ischemia.The patient died the same day as the procedure.No further details were provided regarding this patient or device.
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