This case Ti Gong mono- Seed Gu bone fixing devices, including Jie Satisfied Rod Jie Satisfied parts (1) , Jie Satisfied Jian You With Longitudinal Shaft Line (the first lumen pores (1) and the second lumen pore (6) of the Gong Shaft of 4)And fixing element, there is the first end (14) of insertion bone Inner, with the second end (15) that can position the second lumen pore of what (6) Inner, fixing element (13) can phase Right Yu Jie Satisfied parts (1) Wound Longitudinal Shaft Line (and 4) ?in mono- plane (P) of Move limited angle Fan Wai, angle position what SingleYi Ji Lock consolidates element, (cooperate, and fixing element (13) phase Right Yu Jie Satisfied parts, (1) Lock are fixed by 30) , With Jie Satisfied parts (1). Fixing element (13) can phase Right Yu Jie Satisfied parts (1) , Wound Transverse Yue Longitudinal Shaft Line (4) mono- Turn Move Shaft Line Pivot Move.本案提供一種骨骼固定裝置,包括接納桿用之接納件(1),接納件有與縱軸線(4)共軸之第一腔孔(1),和第二腔孔(6);以及固定元件,有插入骨骼內之第一端(14),和可定位於第二腔孔(6)內之第二端(15),固定元件(13)可相對於接納件(1)繞縱軸線(4)運動有限角度範圍,角度位於單一平面(P)上;以及鎖固元件(30),與接納件(1)合作,把固定元件(13)相對於接納件(1)鎖定。固定元件(13)可相對於接納件(1),繞橫越縱軸線(4)的一轉動軸線樞動。