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通过高通波和分散反射强度提高了针孔检测.

Rachael L'Orsa1,2,3,4, Anupam Bisht5, Linhui Yu2

  • 1Haptic Intelligence Department, Max Planck Institute for Intelligent Systems, Stuttgart, Germany.

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概括
此摘要是机器生成的。

通过针式去压的张力肺胸部治疗具有很高的失败率. 这项研究改进了使用力和光学反射率信号的针引导,达到42.1%的成功率,显著提高了安全性和有效性.

关键词:
数据驱动的穿孔检测检测器在孔内采用光纤.针式压缩减压器反射力 反射力是一种反射力.信号处理 信号处理 信号处理紧张的肺部胸部

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科学领域:

  • 生物医学工程 生物医学工程
  • 医疗器械 医疗器械
  • 外科手术仪器仪器仪表的使用

背景情况:

  • 紧张性肺胸是一种危及生命的疾病,需要迅速干预.
  • 医院前针式减压具有很高的失败率 (高达94.1%),并存在意外组织穿孔的风险.
  • 仪器针可以提高准确性,在针脱压过程中识别腔.

研究的目的:

  • 调查用于仪器针导向针脱压的技术方法.
  • 开发和评估用于获取针力,位置和光学反射率信号的系统.
  • 评估数据驱动的穿孔检测算法与信号处理技术的有效性.

主要方法:

  • 开发了一个实验系统来收集针力,位置和光学反射率数据.
  • 数据是使用穿皮针插入模拟人胸部解剖学 (ex vivo猪肋骨部分) 获得的.
  • 四个数据驱动的穿孔检测 (DDPD) 算法在线应用,分析高通波器 (HPF) 和多式联络方法.

主要成果:

  • 在强势信号上将HPF与DDPD相结合,最大整体精度 (MOP) 提高了2.7倍 (8.2%至21.9%).
  • 将HPF + DDPD应用于反射率数据,达到36.4%的峰值MOP.
  • 多模数据 (反射率+力) 与HPF+DDPD产生了最高的MOP,为42.1%,比仅用力DDPD提高了5.1倍.

结论:

  • 高通波器显著增强了用于针式减压的数据驱动的穿孔检测算法.
  • 光学反射率数据,特别是与力信号相结合时,为指导针位置提供了卓越的性能.
  • 开发的多式联接方法显示出强大的实用性,以提高针式减压程序的安全性和有效性.