arXiv:2508.11805eess.SYcs.NE2025-08被引 1

瘫痪患者用脑机接口远程驾驶汽车,表现不输健全人。

Control of a commercially available vehicle by a tetraplegic human using a brain-computer interface

论文配图:Control of a commercially available vehicle by a tetraplegic human using a brain-computer interface
图 1 · 摘自论文原文
  • 通过皮层电极读取运动与顶叶皮层信号,实现方向盘与油门控制
  • 瘫痪患者反应速度和精度达到健全人水平,可远程操控车辆完成障碍赛道
  • 首次实现植入式脑机接口在真实交通环境中的应用,适合神经损伤患者

脑机接口(BCI)直接读取大脑神经信号以推断运动规划与执行。然而该技术长期局限于实验室,缺乏实际应用。我们开发了一套可在模拟与真实环境运行的BCI系统,使一位脊髓损伤致四肢瘫痪的患者,在后顶叶皮层(PPC)与运动皮层手区(MC)植入皮层电极后,其反应速度和精准度至少与运动完整参与者相当。该患者身处加州,成功远程操控位于密歇根州的福特野马Mach-E。任务包括在封闭城市测试场中通过光标控制实现加速与转向,以及完成预设障碍赛道。最终系统加入点击控制实现紧急制动,支持双手双控模式,在虚拟城镇交通环境中表现与健全对照组一致。这是首个植入式脑机接口在真实驾驶场景中的应用,展示了其多功能潜力及为严重神经损伤者提升独立出行能力的巨大前景。

原文摘要 · Abstract (English)

Brain-computer interfaces (BCIs) read neural signals directly from the brain to infer motor planning and execution. However, the implementation of this technology has been largely limited to laboratory settings, with few real-world applications. We developed a BCI system to drive a vehicle in both simulated and real-world environments. We demonstrate that an individual with tetraplegia, implanted with intracortical BCI electrodes in the posterior parietal cortex (PPC) and the hand knob region of the motor cortex (MC), reacts at least as fast and precisely as motor intact participants. This BCI participant, living in California, could also remotely drive a Ford Mustang Mach-E vehicle in Michigan. Our teledriving tasks relied on cursor movement control for speed and steering in a closed urban test facility and through a predefined obstacle course. These two tasks serve as a proof-of-concept that takes into account the safety and feasibility of BCI-controlled driving. The final BCI system added click control for full-stop braking and thus enabled bimanual cursor-and-click control for simulated town driving with the same proficiency level as the motor intact control group through a virtual town with traffic. This first-of-its-kind implantable BCI application not only highlights the versatility and innovative potentials of BCIs but also illuminates the promising future for the development of life-changing solutions to improve independent mobility for those who suffer catastrophic neurological injury.

脑机接口瘫痪康复远程驾驶神经工程

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