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Multiple shafr rod fixing of pedicle screw

机译:椎弓根螺钉的多个shafr杆固定

摘要

The present invention relates to a multi-axis rod fixture of a pedicle screw used in spinal surgery (fixed), more specifically the installation of a pedicle screw corresponding to the coupling rod to be coupled to each other coupled to the head coupling portion of the pedicle screw The fixed angle is variable according to the height to enable simple and stable coupling.;That is, in the fixing screw rod 31 of the coupling hole 30 by inserting the connecting rod 40 to the upper and lower opening head coupling portion 20 of the pedicle screw nail 10, the head coupling portion 20 And the circular grooves 22 and 32 in the connecting rod shaft direction at the lower end of the fixing screw rod 31 of the coupler 30 opposite to each other, and the variable contact members 23 in the circular grooves 22 and 32. (33) is a multi-axis rod fixture of the pedicle screw, characterized in that to protrude.
机译:本发明涉及一种在脊柱外科中使用的椎弓根螺钉的多轴杆固定器(固定的),更具体地,涉及一种与将要彼此联接的联接杆相对应的椎弓根螺钉的安装,该联接杆联接到所述头部的头部联接部分椎弓根螺钉的固定角度可根据高度而变化,以实现简单,稳定的连接。也就是说,通过将连杆40插入到连接孔30的上下开口头连接部分20中,可将其固定在连接孔30的固定螺钉31中。椎弓根钉10,头部结合部20,以及在连结器30的固定螺杆31的下端彼此相对的连杆轴方向上的圆形槽22、32,以及可变接触部件23圆形凹槽22和32。(33)是椎弓根螺钉的多轴杆夹具,其特征在于突出。

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