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Author Spotlight: Advancing Human Brain Modulation – Optimized Protocols for Transcranial Ultrasound Stimulation Experiments
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通过人类头骨进行控制的超声波干预.

Matthew G Wilson1, Thomas S Riis1, Jan Kubanek1

  • 1Department of Biomedical Engineering, University of Utah, Salt Lake City, UT, United States.

Frontiers in human neuroscience
|July 9, 2024
PubMed
概括

这项研究引入了一种新的超声波方法,以克服人类头骨屏障,以进行深度大脑干预. 该技术准确地测量和纠正骨诱导的超声波衰减,从而实现有效的神经调节和向药物输送.

科学领域:

  • 神经科学是一个神经科学.
  • 生物医学工程 生物医学工程
  • 声学 声学 在声学上

背景情况:

  • 超的聚焦超声波为神经疾病提供了非侵入性的深度大脑操纵.
  • 人类头骨显著而不可预测地减弱了超声波,阻碍了治疗应用.
  • 目前的方法缺乏精确控制头骨内的超声波强度.

研究的目的:

  • 开发和验证一种基于超声波的方法来测量和补偿头骨衰减.
  • 为了证明这种纠正方法对神经调节和向药物输送的有效性.
  • 在跨超声波应用中,为克服壁提供实用解决方案.

主要方法:

  • 从一个阵列发出超声波脉冲,并通过相反的阵列测量,以直接评估头骨衰减.
  • 不需要额外的头骨成像,模拟,假设或自由参数.
  • 校正方法应用于ex vivo人类头骨,用于外围神经刺激和醇释放.

主要成果:

  • 开发的方法有效地测量和补偿了骨引起的超声波衰减.
  • 神经调节和向药物释放 (propofol) 仅在应用校正时才能有效地实现.
  • 证明了剂量-反应关系和针对两种应用的特异性.
关键词:
补偿金的补偿是什么意思纠正的纠正纠正的纠正这是一个决定性的决定性决定性.药物释放释放药物释放药物释放的时间强度的强度的强度.通过神经调节进行神经调节.头骨 头骨头 头骨 头骨 头骨 头骨 头骨跨骨聚焦超声波超声波的使用方法

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结论:

  • 精确控制头骨内的超声波强度对于治疗应用至关重要.
  • 这种直接测量和补偿方法为持续存在的头骨衰减障碍提供了实际解决方案.
  • 经过验证的方法为更安全,更有效的非侵入性脑干预铺平了道路.