title: [First experiences with the CoreValve heart valve prosthesis. Percutaneous retrograde implantation os a self-expanding aortic valve prosthesis for the treatment of patients at risk with symptomatic aortic valve stenosis].
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D001024:Aortic Valve Stenosis / Q000000981:diagnostic imaging / Q000601:surgery*; D004867:Equipment Design; D019544:Equipment Failure Analysis; D005260:Female; D006350:Heart Valve Prosthesis; D019918:Heart Valve Prosthesis Implantation / Q000379:methods*; D006801:Humans; D008297:Male; D008875:Middle Aged; D016896:Treatment Outcome; D014463:Ultrasonography