目的初步比较经颈前路单枚单头螺纹中空加压螺钉与双头螺纹中空加压螺钉内固定治疗齿突骨折的效果。
Objective To compare the clinical effectiveness of fixations of odontoid process fractures preliminarily with anterior single one-threaded and double-threaded canulated compressive screws.
目的：确定寰齿关节退行性改变与枕颈痛的关系。
Objective: To determine the relationship between atlanto odontoid degeneration and cervico occipital pain.
目的：通过齿突的观测，为颈前路螺钉直接内固定治疗齿突骨折提供应用解剖学依据。
Objective: To obtain the morphological data for direct anterior fixation of dens fracture with a screw system.
目的：通过齿突的观测，为颈前路螺钉直接内固定治疗齿突骨折提供应用解剖学依据。
Objective: To obtain the morphological data for direct anterior fixation of dens fracture with a screw system.
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