在这些测量上评估经C1-2关节双侧皮质螺钉及C1外侧块螺钉固定的风险。

The risk of inserting bicortical C1-C2 transarticular and C1 lateral mass screws was estimated based on these measurements.

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目的探讨在CT引导下经皮微创技术置入松质骨拉力螺钉内固定治疗骶髂关节复合体损伤的可行性。

Objective To investigate the possibility of percutaneous cannulated lag screw fixation for treatment the injury of sacroiliac joint union under CT-guided.

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结论寰枢椎后方经关节螺钉内固定，可提供牢固的固定，恢复寰枢椎稳定，并发症发生率低。

Conclusion Posterior facet screw fixation with low complication rate can provide rigid fixation and stability for the patients with atlantoaxial instability.

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