Axial pullout of the screws is determined by the diameter of the screw.
螺钉的轴向拔出力由螺钉外径决定。
Axial pullout of the screws is determined by the outer diameter of the screw.
螺钉的轴向拔出力由螺钉外径决定。
At the same time, injuries to pedicle and vertebra caused by pullout of pedicle screw were observed.
同时观察椎弓根螺钉拔出时椎弓根和椎体损伤情况。
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