Rotule pour prothese

Details Rotule pour prothese Rotule pour prothese

1990-02-21

1991-08-06

Isabella, David J.

Prosthesis (i.e., artificial body members), parts thereof, or ai

Implantable prosthesis

Bone

A61F 236

Patent

active

050374419

ABSTRACT:
The joint of the present invention is characterized essentially by the fact that it includes a male portion and a female portion, the male portion comprising a ball 13 and means 9, 10, 11, . . . for fixing the ball on a connection peg 4, and the female portion comprising a cup 17 having a concave spherical shape complementary to the shape of the ball, with the ball being made of a material having a crystalline structure, e.g. a monocrystal such as ruby, sapphire, or diamond. The invention is particularly suitable for hip prosthesis or the like.

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