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在线圈栓塞中使用融合图像进行微导管重塑:技术说明

Akihiro Hirayama1, Kittipong Srivatanakul1, Hideaki Shigematsu1

  • 1Department of Neurosurgery, Tokai University School of Medicine, Isehara, Kanagawa, Japan.

Journal of neuroendovascular therapy
|July 28, 2023
PubMed
概括

这项研究表明,有效的微导管重塑动脉瘤卷圈使用3D融合成像. 这种技术有助于复杂解剖学的导航,提高了线圈栓塞成功率.

科学领域:

  • 干预性神经辐射学
  • 医疗成像医学成像

背景情况:

  • 动脉瘤卷轴需要精确的微导管放置.
  • 复杂的血管解剖学和动脉瘤形态学可以阻碍成功的微导管导航.

研究的目的:

  • 通过融合成像指导微导管重塑的实用性进行评估.
  • 评估这种技术在具有挑战性的动脉瘤病例中的有效性.

主要方法:

  • 使用3D数字减去血管学 (3D-DSA) 和非减去,非对比 (非SC) 旋转图像用于微导管3D重建.
  • 创建了3D融合图像,将DSA和微导管位置数据结合起来.
  • 根据融合图像指导重新塑造的微导管.

主要成果:

  • 在两个例证病例中成功重塑了微导管,其中有曲动脉和复杂动脉瘤.
  • 这项技术促进了微导管在线圈上进行最佳的微导管对齐.
  • 在15名患有破裂和未破裂动脉瘤的患者中成功应用,平均每患者1.3次重塑.

结论:

  • 使用3D融合成像进行微导管重塑是线圈栓塞的有效策略.
  • 这种方法特别有利于动脉瘤与非对齐的母动脉或曲的近道血管.
关键词:
线圈栓塞 线圈栓塞融合图像 融合图像 融合图像微导管的成型方式

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