Medtronic received information that eight years following the implant of a 21mm mitroflow surgical aortic valve, this transcatheter bioprosthetic valve was implanted valve in valve due to aortic insufficiency verified by echocardiogram.A wire and coronary stent were placed in the left main (lm) coronary artery for protection in case the surgical valve leaflets occluded the lm ostia.The delivery catheter system (dcs) was advanced through the surgical valve without difficulty.Upon recapture of the nose cone, the patient became hypotensive.Cardiopulmonary resuscitation (cpr) was performed.There were no electrocardiogram (ecg) changes indicating that the lm was occluded.An angiogram was not performed due to active cpr, and the coronary stent was deployed.The patient stabilized and cpr was discontinued.An angiogram verified the lm was patent and an echocardiogram verified the heart function.No further treatment was prescribed.The patient was doing well with a positive prognosis.No additional adverse patient effects were reported.(b)(4).This report reflects information received by fda in the form of a notification per 803.22 (b)(2).
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