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我国开展首例侵入式脑机接口临床试验,受试者实现脑控光标
Bei Jing Ri Bao Ke Hu Duan·2025-06-13 23:30

Core Insights - The article discusses the successful implementation of China's first invasive brain-computer interface (BCI) clinical trial, marking a significant advancement in the field of neuroscience and technology [1][3][12] - The trial involved a participant, Li Feng, who regained the ability to control a cursor using brain signals after 13 years of disability, showcasing the potential of BCI technology to improve the quality of life for patients with severe motor impairments [1][9] Group 1: Clinical Trial Details - The invasive BCI system was implanted in March 2025, utilizing ultra-flexible electrodes that are one-hundredth the diameter of a human hair to collect brain signals related to hand movement [1][5] - The procedure was completed in under 30 minutes, significantly reducing surgical risks and recovery time, with the system achieving stable signal output shortly after implantation [7][9] - The trial aims to recruit more patients with conditions like high-level spinal cord injuries and amyotrophic lateral sclerosis (ALS), with plans for additional clinical trials in 2025 and 2026 [11][12] Group 2: Technological Advancements - The BCI system features the smallest and most flexible electrodes, which are made from polyimide material, allowing for minimal foreign body reaction and high durability [11] - The system's design includes a data energy transmitter housed in a cap, enabling real-time processing of neural signals for precise control of external devices [9][11] - The research team has built a micro-nano electronic processing center to facilitate the mass production of BCI products, aiming to serve millions of patients with severe motor disabilities [12]