A bone anchoring device is provided comprising an anchoring element (120) comprising a shank (221) to be anchored in a bone or a vertebra a connection element (9) for connecting at least two anchoring elements, the connection element being made of an elastic material a receiving part (325) being connected to the shank for receiving the connection element and connecting the connection element to the shank a seat (838) for the connection element the seat being provided in the receiving part a locking element (10) being engageable with the receiving part for fixation of the connection element in the seat wherein at least the portion of the connection element (9) which is received in the recess has a substantially smooth surface and wherein the locking element (10) has an engagement structure (12) which contacts the surface of the connection element in such a way that a form-fit connection is provided. (Fig. 1)一種骨骼固定裝置,包括固定元件(1;20),有幹部(2;21)可供固定於骨骼或脊椎;連接元件(9),供連接至少二固定元件,連接元件係由彈性材料製成;容納件(3;25),連接於幹部,供容納連接元件,並將連接元件連接於幹部;連接元件底座(8;38),設在容納件內;鎖定元件(10),可與容納件結合,把連接元件固定於底座;其中容納於凹部內之至少部份連接元件(9),具有實質上滑順表面,又其中鎖定元件(10)具有結合結構(12),接觸連接元件之表面,提供型套(form-fit)連接。1...骨骼固定元件2...幹部3...容納件4...U形凹部5,6...自由股部7...陰螺紋8...底座9...桿10...內螺釘11...肋條狀凸部L...凹部縱軸線
