| 摘要 |
To increase the stability of a finger joint prosthesis comprising a joint body (14) having a first and a second joint element which are connected together pivotably about a rotary axis and from each of which extends an anchoring bar (30, 32) for fixing to a proximal and/or distal phalanx, wherein the anchoring bars (30, 32) have eyes (40, 42, 44) with openings for receiving fixing screws, it is proposed in accordance with the invention that the first joint element has an external hollow body with an insertion opening (22), the second joint element has an internal hollow body, the internal hollow body in the position of installation can be inserted by way of the insertion opening (22) relatively movably into the external hollow body, and a spindle 48 can be inserted in the position of installation into the internal hollow body for rotationally movable connection to the external hollow body. |
