自觉感应化检测用于脉冲化超声波治疗
IEEE transactions on bio-medical engineering
|September 5, 2024
概括
这项研究提出了一种新的自我传感方法,用于在移动器官的超声波治疗期间检测腔位. 这种方法提供了强大且不复杂的监控,以提高程序的安全性和有效性.
科学领域:
- 生物医学工程 生物医学工程
- 超声波技术 超声波技术 超声波技术
- 医学物理 医学物理
背景情况:
- 洞腔监测对于超声波治疗的安全性和有效性至关重要.
- 在心脏等移动器官中检测洞穴会带来独特的挑战.
- 现有的方法可能缺乏实时应用的稳定性或简单性.
研究的目的:
- 开发一种自传感,低复杂度的方法,用于强大的洞穴检测.
- 为了在移动组织中的超声波治疗期间可靠地监测空腔活动.
- 加强心脏超声波程序的安全性和有效性评估.
主要方法:
- 使用临床心脏超声波系统与模拟到数字转换器来记录反向分散的回声.
- 采用Singular-Value分解过来分析时间变化和识别化信号.
- 应用机器学习用于原始回散回声的分类.
- 在体外和体内猪心脏超声波数据上评估的性能.
主要成果:
- 在具有高信号噪声比率的移动组织中成功检测了化 (in vitro: 25±5, in vivo: 20±6).
- 性能优于传统方法 (cSNR = 11±6).
- 通过水电话测量验证的高分类准确性 (杂乱过器:1,神经网络:0.99).
结论:
- 使用基于杂乱过器和机器学习的方法,可实现强大的自传感洞穴检测.
- 开发的方法为超声波治疗提供了可靠和低复杂性的监测.
- 这种技术可以显著改善超声波治疗程序的评估.
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