| 摘要 |
The prosthesis has a phalangeal section (1) formed as a screw (3) covered by a detachable plate (6) threaded into the phalanx. A metatarsal prosthesis (2) is shaped on its left surface and covers an osseous area of the metatarsal. The prostheses have there surfaces shaped to allow mutual contact. The surface of the phalangeal section can be totally planar. the metatarsal prosthesis can be in two parts including a contact zone (8) and a retaining section between the external surface and the lateral wall of the metatarsus.
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