CPC A61F 2/32 (2013.01) [A61F 2/30767 (2013.01); A61F 2/38 (2013.01); A61L 27/16 (2013.01); A61L 27/18 (2013.01); A61F 2002/30014 (2013.01); A61F 2002/30016 (2013.01); A61F 2002/30067 (2013.01); A61F 2002/30563 (2013.01); A61F 2002/30934 (2013.01); A61F 2/40 (2013.01); A61F 2/42 (2013.01); A61F 2/44 (2013.01); A61F 2250/0018 (2013.01); A61F 2250/0019 (2013.01)] | 19 Claims |
1. An orthopedic prosthetic knee, shoulder or ankle joint comprising:
a joint couple having a first joint component capable of being mounted on a femur, humerus or talus, the first joint component having a first bearing surface made of a poly aryl ether ketone (PAEK), and a second joint component capable of being mounted on a proximal tibia, glenoid or tibia, the second joint component having a second bearing surface made of a polymer, the first and second bearing surfaces in sliding engagement directly with one another,
wherein the first bearing surface made of the PAEK is composed of a substantially pure non-fiber reinforced polyetheretherketone (PEEK) and the second bearing surface made of the polymer is composed of ultra high molecular weight polyethylene (UHMWPE), and
wherein the first bearing surface has a higher shore D hardness than the second bearing surface.
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