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神经检测和可视化使用高光谱成像进行手术指导.

Minh Ha Tran1,2, Michelle Bryarly1,2, Ling Ma1,2

  • 1Center for Imaging and Surgical Innovation, University of Texas at Dallas, Richardson, TX.

Proceedings of SPIE--the International Society for Optical Engineering
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概括

超光谱成像 (HSI) 通过准确识别神经组织,提高了手术精度. 这种新的工作流使用光谱角度映射器和端子选择实时神经检测,改进图像引导手术.

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科学领域:

  • 医学成像医学成像
  • 生物医学工程 生物医学工程
  • 手术技术手术技术的使用

背景情况:

  • 在手术期间区分神经组织与周围组织对于患者的安全至关重要.
  • 标准RGB成像在可视化微妙的组织差异方面存在局限性.
  • 超光谱成像 (HSI) 通过捕获众多光谱频段来提供增强的对比度.

研究的目的:

  • 开发和验证用于识别神经组织的工作流程,使用HSI.
  • 为了提高神经结构的可视化,这些神经结构在常规成像中不容易辨认.

主要方法:

  • 用一个紧的HSI系统 (400-1700nm) 来获取数据.
  • 开发了一种基于光谱角度映射器 (SAM) 和终端成员选择的工作流.
  • 在不同的条件下对两个人体组织样本验证了该方法.

主要成果:

  • 在人体组织样本上获得了84.15%和76.73%的交叉对联 (IoU) 分段分数.
  • 证明成功识别RGB成像看不见的神经段.
  • 在不同的环境和照明条件下经过验证的坚固性.

结论:

  • 开发的HSI工作流有效地识别神经组织,超过RGB成像能力.
  • 这种快速,实时的方法不需要专门的硬件,使其广泛适用.
  • 基于HSI的神经检测为增强图像引导手术程序提供了一个有前途的工具.