三维定位器置钉方法的研究Experimental study of cervical pedicle three-dimensional locator techniques
毛广平,赵建宁,王与荣,陈跃先,黎介寿,邱大学
摘要(Abstract)：
[目的]研制一种三维定位装置,用于置钉导向,为普及椎弓根螺钉技术在临床颈椎上的应用提供安全保障。[方法]不锈钢材料,精密制造颈椎椎弓根定位器,输入从标本CT影像上搜集的数据后定位、置钉,结果由CT影像验证,并与Abumi法手法置钉对照。[结果]三维定位器法置钉90枚,椎弓根内置钉率90%,椎弓根穿破率10%;Abumi法置钉90枚,椎弓根内置钉率55.6%,椎弓根穿破率44.4%。[结论]颈椎椎弓根三维定位器及其定位方法操作简单,精确度高,成本低廉,能够进行个体化置钉,较手法置钉准确、安全,有利于颈椎椎弓根螺钉技术的普及,其器械原理、结构和方法是可行的。
关键词(KeyWords)： 三维定位器;颈椎;椎弓根螺钉
基金项目(Foundation):
作者(Author): 毛广平,赵建宁,王与荣,陈跃先,黎介寿,邱大学
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参考文献(References)：
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