Orthopaedic anchorage element and osteosynthesis device

摘要

In order to improve an orthopaedic anchorage element for anchorage in or on at least one bone portion such that the stability thereof is increased, wherein the element comprises an anchorage part for fixing to the at least one bone portion, a seating part including at least one connecting element seating for a connecting element of an osteosynthesis device for connecting two anchorage elements and a clamping screw having a first and a second end of the screw for fixing the connecting element in the at least one connecting element seating, wherein the seating part comprises a seating part thread and the clamping screw comprises a clamping screw thread corresponding to the seating part thread and wherein the clamping screw thread comprises a thread end which merges into the first end of the screw, it is proposed that the first turn of thread of the clamping screw thread be at least partially removed commencing from the end of the thread merging into the first end of the screw. Furthermore, an improved osteosynthesis device is proposed.