COMPRESSIVE BONE ANCHORING DEVICE

摘要

The invention relates to a compressive bone anchoring device consisting of a compression screw (2) and a fixing anchor (3) comprising support means. The aforementioned support means include a first anchoring part (12) and a second connecting part (13). Said anchoring part (12) comprises: (i) winglets (17) which can diverge from axis XX' of the anchor (3); and (ii) anti-rotation means (20) which are used to block the anchor (3) in rotation.