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单个动态3D结构光在精确的脚穿孔导航中进行验证
Xuanhuang Chen1,2,3, Xiaoxia Huang1,3, Guodong Zhang4
1Department of Spinal Surgery, the First Affiliated Hospital, Fujian Medical University, Fuzhou, 350005, China.
BMC surgery
|December 10, 2025
概括
本研究介绍了一种新的单一3D结构光系统,用于动态外科导航. 该系统在脚螺杆放置方面实现了100%的准确性,证明了其在微创脊柱手术中的可行性.
科学领域:
- 神经外科 神经外科
- 医疗成像医学成像
- 手术导航 手术导航
背景情况:
- 脊柱手术导航是一个活跃的研究领域.
- 现有的方法缺乏动态结构光指导.
- 这项研究开创了一个单一的3D结构光系统,用于实时手术导航.
研究的目的:
- 研究单一动态3D结构光导航的原理.
- 评估该系统的可行性和准确性,以对最少侵入性的脚螺丝安置进行评估.
主要方法:
- 采用了19个牛腰椎模型,用于皮肤穿脚螺丝的安置.
- 采用了手术前CT扫描,3D重建和手术内注册.
- 使用Gertzbein-Robbins (G-R) 尺度评估螺丝路径的准确性,并分析了3D坐标.
主要成果:
- 在所有218个基尔施纳电线中实现了100%的穿孔精度,这些电线被评为A级.
- 报告了低的手术内根平均平方误差 (0.442 ± 0.091毫米) 和点云到表面距离 (0.01 ± 0.007毫米).
- 观察到最小的入口 (1.044 ± 0.35 毫米) 和出口点偏移 (1.439 ± 0.524 毫米),螺丝路径偏差为 1.12 ± 0.576o.
结论:
- 单一的3D结构光系统可同时进行实时扫描,注册和仪器跟踪.
- 这项技术可用于极少侵入性穿孔手术的高精度导航.
- 该系统显示出在脊柱外科手术中改善结果的巨大潜力.
关键词:
动态跟踪 动态跟踪最少的侵入性侵袭性疾病导航 导航 导航 导航 导航一个脚,一个脚.穿孔穿孔穿孔穿孔穿孔穿孔穿孔穿孔穿孔穿孔穿孔穿孔穿孔穿孔穿孔穿孔穿孔穿孔穿插穿插穿插穿插穿插穿插穿插穿插穿插穿插穿插穿插穿插穿插穿插穿插穿插结构光的结构光.更多相关视频
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