...spedicular screw DOI： 10.3969/j.issn.1672-2957.2010.04.014 摘要： 下颈椎椎弓根螺钉(subaxial cervical pedicle screw,SCPS)1991年在国际上首次应用,1994年见报道[1];国内应用始于1995年[2].
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在置入下颈椎椎弓根螺钉时，C3椎动脉损伤的风险最大，其次为C 6, C7最小。
The highest risk of vertebral artery injury due to cervical pedicle screw implantation is at C3, secondarily at C6, and the lowest is at C7.
目的对X线透视下和计算机导航系统引导下颈椎椎弓根螺钉内固定的精确性进行对比研究。
Objective To evaluate the feasibility and accuracy of cervical spine pedicle screw fixation assisted by X-ray fluoroscopy and CT-based navigation system.
为确定颈椎手术中椎弓根螺钉放置位置，本研究对具体病人的快速原型工艺技术下建立的打孔模板进行了研究和评估。
In this study, the authors explored and evaluated the use of patient-specific, rapid prototype drill templates for PS placement in the cervical spine.
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