medical procedure heart valve prosthesis true MESH:D006350 Prosthesis, Cardiac Valve Valve Prosthesis, Cardiac Heart Valve Prosthesis Implantation Valve Prostheses, Cardiac A device that substitutes for a heart valve. It may be composed of biological material (BIOPROSTHESIS) and/or synthetic material. Prostheses, Cardiac Valve Cardiac Valve Prostheses Surgical insertion of synthetic material to repair injured or diseased heart valves. Valve Prostheses, Heart Cardiac Valve Prosthesis Heart Valve Prostheses Prostheses, Heart Valve SNOMEDCT:25510005 Tomasz Adamusiak Prosthesis, Heart Valve Valve Prosthesis, Heart Implantation, Heart Valve Prosthesis