胸腰椎骨折；椎弓根螺钉固定术；折断。

Thoracic lumbar vertebrae; Pedicle screw fixation; Broken.

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实施寰椎后弓侧块螺钉固定术之前，需要对寰椎横断面ct等进行测量，确定置钉的安全区域。

It is necessary to confirm the safe area by using axial CT of Atlas before screw fixation.

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螺钉固定联合环扎术并联合锁定系统仍然是争议的。

Combining screw fixation with cerclage wires with a locking system remains controversial.

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