Prosthetic top ankle joint has two parts, two joint surfaces, anchor sections with anchor elements

摘要

The prosthesis has a first part (44) joined to the shin-bone (10) and has an underneath first joint surface (48). A second prosthesis part (40) is joined to the ankle-bone (14) and has a second joint surface(46) matching the first joint surface. The two joint surfaces each have at least one anchor section (38;42) possessing at least one anchor element (62;76-82). The anchor section is fixed into the shin or ankle bones with or without cement.