临床应用数字化导向模板技术辅助治疗寰枢椎不稳症的偏差因素分析

来源 :2015年浙江省骨科学学术年会 | 被引量 : 0次 | 上传用户:zl168
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  目的 验证临床上应用数字化导向模板辅助下C1椎弓根螺钉+C2椎弓根螺钉组合C2椎板螺钉置钉的准确性及偏差因素分析.方法 自2010年2月-2013年12月收治28例可复性寰枢椎不稳症患者,且枢椎单侧椎弓根细小(直径小于4.5mm),采用64排螺旋CT层厚1mm扫描后获得Dicom格式数据.获取数据经Mimics软件三维重建后进行C1椎弓根螺钉+C2椎弓根螺钉组合C2椎板螺钉置钉理想钉道的计算机辅助规划,并建立与个体化基板组合形成导向模板.
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