Cardiovascular devices, namely, artificial heart valves; artificial heart valves for repair of diseased natural heart valves; artificial heart valves for supplementing diseased natural heart valves; artificial heart valves for replacement of diseased natural heart valves; medical apparatus and instruments for treating cardiovascular disease; medical apparatus for preventing or reversing heart failure; medical apparatus for treating congestive heart failure; implants consisting of artificial materials; medical devices, namely, cardiovascular implants comprised of artificial material; medical apparatus for transcatheter valve replacement, repair and supplementation.