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相关实验视频

Updated: Jan 17, 2026

The Combination of Transcranial Alternating Current Stimulation and Electroencephalogram
06:14

The Combination of Transcranial Alternating Current Stimulation and Electroencephalogram

Published on: October 10, 2025

488

[十六通道多式高精度跨脑电刺激系统开发]

Yan Hang1, Qi Yin1, Lin Huang1

  • 1School of Biomedical Engineering, Health Center, Shenzhen University, Shenzhen, 518055.

Zhongguo yi liao qi xie za zhi = Chinese journal of medical instrumentation
|September 15, 2025
PubMed
概括

这项研究介绍了一种用于非侵入性大脑刺激的16通道横电刺激系统. 该系统提供高精度,多种刺激模式和可调节的波形,显示了市场潜力.

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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

背景情况:

  • 非侵入性脑刺激技术对于神经学研究和治疗至关重要.
  • 现有的系统往往缺乏多式联运能力和高精度.

研究的目的:

  • 引入一款新的16通道多模式高精度横电刺激系统.
  • 整合多种刺激模式和可调节的波形,以增强大脑刺激.

主要方法:

  • 开发一种高精度的补偿恒流源,用于准确的电流传输 (±2 mA,0.03 mA精度).
  • 实现双闭环控制,实时监控电流和电极阻抗.
  • 跨磁电刺激 (TMCS) 与跨交替电流刺激 (TACS),跨直流刺激 (TDCS),跨脉动电流刺激 (TPCS) 和跨随机噪声刺激 (TRNS) 的整合.
  • 在TACS中包含五种可调节的波形:三角波,正弦波,牙波,方形波和混合波.

主要成果:

  • 在±2 mA范围内实现了0.03 mA的恒定刺激电流精度.
  • 启用了0-4 kHz (低) 和50-200 kHz (高) 的刺激频率,分辨率为0.1 Hz.
  • 通过相关测试和验证证明了高安全性和可靠性.
  • 确认了良好的刺激精度和实时阻抗检测.
关键词:
电极接触阻抗检测电极接触阻抗检测多种模式的多模式.超电流检测检测 超电流检测通过皮电刺激.

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结论:

  • 与现有产品相比,开发的系统提供了更高的精度和更广泛的刺激模式和波形.
  • 该系统的较低成本和增强功能表明,它在非侵入性脑刺激方面具有显著的市场应用价值.