A prosthesis for implantation at a native semilunar valve includes a prosthetic distal valve,
which includes a pliant material configured to collapse inwardly towards a longitudinal axis …

A prosthetic valve assembly for use in replacing a deficient native valve comprises a
replacement valve supported on an expandable valve support. The valve support, which …

A heart valve prosthesis is provided having a self-expanding multi-level frame that supports
a valve body comprising a skirt and plurality of coapting leaflets. The frame transitions …

A prosthesis is provided for implantation at a native semilunar valve of a native valve
complex. The prosthesis includes a distal fixation member, configured to be positioned in a …

(57) ABSTRACT A prosthesis is provided for implantation at a native semilu nar valve of a
native valve complex. The prosthesis includes a distal fixation member, configured to be …

Apparatus is provided including a prosthesis for implantation at a native semilunar valve of a
native valve complex of a subject, the native valve complex having semilunar sinuses, the …

A stented valve including a stent structure including a generally tubular body portion that has
a first end and a second end, wherein an area adjacent the first end has a first stiffness, an …

4,078,268 4,106,129 4,222,126 4,233,690 4,265,694 4,291,420 4,297,749 4,339,831
4,343,048 4,345.340 4.425, 908 4,470,157 4,491,986 4,501,030 4,574,803 4,580,568 …

4,106,129 4,222,126 4,232,690 4,265,694 4,291,420 4,297,749 4,339,831 4,343,048
4,345.340 4.425, 908 4,470,157 4,491,986 4,501,030 4,574,803 4,580,568 4,592,340 …

(57) ABSTRACT A cardiac valve prosthesis for implantation at a native valve having leaflets
includes a distal fixation member configured to be implanted downstream of a native valve …