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Invention Grant
US08500745B2 Aiming device for inserting stable-angle, long screws in the articular region of a bone 失效
用于在骨骼的关节区域插入稳定角度较长的螺钉的瞄准装置

Aiming device for inserting stable-angle, long screws in the articular region of a bone
Abstract:
The invention relates to an aiming device (100) for boring a hole in a region of a bone (300) that lies in the vicinity of a joint. Said device consists of a U-shaped bow (110) comprising at least one contact element (120) on one end and on the other end of the bow (110) a screw spindle (130) that can be displaced in the direction of, or in the opposite direction to the contact element (120), said spindle comprising a rotary grip (132) for clamping the device (100) on the region in the vicinity of the joint. The device also comprises a bore bushing (140), which can be placed on and removed from the end comprising the contact element (120). The compression of the bone that is generated by the bow (110) is maintained after the removal of the bore bushing (140) for the insertion of the bone screw.
Abstract(Chinese):

本发明涉及一种用于钻孔位于关节附近的骨头（300）的区域中的孔的瞄准装置（100）。 所述装置包括U形弓（110），其包括一端上的至少一个接触元件（120），并且在所述弓（110）的另一端上具有螺杆轴（130） 或者在与接触元件（120）相反的方向上，所述心轴包括用于将装置（100）夹持在接头附近的区域上的旋转夹具（132）。 该装置还包括孔套（140），其可被放置在包括接触元件（120）的端部上并从其移除。 在移除用于插入骨螺钉的孔衬套（140）之后，保持由弓（110）产生的骨的压缩。

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