| 摘要 |
A knee-joint prosthesis including a tibial insert (5) between a tibial plate (1) provided on its outer surface with means for fixing to a tibia, and a femoral part comprising a condyle provided with means for fixing to the femur, the tibia insert (5) being mounted on the tibial plate (1) and comprising at least two upper surfaces (7) complementary in shape with the outer surface of the condyles, a tenon (2, 3, 4) is fixed to the inner surface of the tibial plate (1) and projects upwards and comprises an oblong part (4) extending parallel to the inner surface of the tibial plate (1), and the tibial insert (5) has a cavity (9) in which the oblong part (4) engages with possibility of rotation and translation of the tenon (2) relative to the tibial insert (5).
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