BONE ANCHORING DEVICE, MODULAR SYSTEM WITH THE SAME, AND METHOD FOR ASSEMBLING BONE ANCHORING DEVICE

摘要

PROBLEM TO BE SOLVED: To provide a bone anchoring device in which parts can be selected and assembled by a surgeon or the like in a simple manner at an operation site or the like.SOLUTION: The bone anchoring device comprises: an anchoring element (1) having a shaft (2) for anchoring a bone and a head (3); and a receiving part (5) having a top end (5a) and a bottom end (5b), a channel (11) for receiving a rod (6) near the top end, and accommodation spaces (9a) and (9b) for accommodating the head near the bottom end. The accommodation space includes an opening (10) opening towards the bottom end and is sized to so as to allow the head (3) to be introduced from the bottom end. A pressure element (8) is formed in one piece and at least partially located inside the storage space, and has a flexible portion (85) for clamping the head.