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Updated: Jul 19, 2025

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人类初级运动皮质对脑机界面介导的行为中主观意图的出现进行索引
Jean-Paul Noel1, Marcia Bockbrader2, Sam Colachis3
1Center for Neural Science, New York University, New York City, New York, U.S.A.
bioRxiv : the preprint server for biology
|August 7, 2023
概括
研究人员研究了大脑.
科学领域:
- 神经科学是一个神经科学.
- 人类运动控制人体运动控制
- 大脑与计算机的接口
背景情况:
- 自我发起的行动涉及到意志的主观经验.
- 了解意图的神经基础对于神经假体至关重要.
研究的目的:
- 为了研究人类初级运动皮层 (M1) 中意志 (W) 的神经相关性 (M1).
- 检查神经活动,动作执行 (A) 和环境影响 (E) 之间的关系.
- 评估大脑机界面 (BMI) 在实时意图跟踪方面的潜力.
主要方法:
- 在一个四肢的参与者身上使用了联合的大脑机器接口 (BMI) 和神经肌肉电刺激 (NMES) 系统.
- 在M1中进行了细胞外记录以捕捉神经动态.
- 意向链 (W,A,E) 的操纵元素和探测的主观经验.
主要成果:
- 已识别的单细胞,多单元和人口级M1动态编码将 (W).
- 证明M1神经活动可以预测主观的意图开始.
- 显示M1中神经解码器的性能与意志和行动 (W-A) 的结合相关,反映了近乎实时的主观意图.
结论:
- 主要运动皮层 (M1) 是主观意图体验的关键神经基质.
- 与意图相关的神经信号对于推进翻译神经假体具有重大潜力.
- 大脑机器接口 (BMI) 技术可以有效地追踪主观意图,以改善辅助设备.
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