Long Chen, Wanyi Qing, Fa Lin +9 more
This is a map, not an experiment: the first quantitative look at how brain-computer interfaces are moving from Chinese labs toward the clinic. The authors pull together three strands of evidence, investigator-run studies, formally registered clinical trials, and products that regulators have actually approved, as of mid-2026.
The picture is one of fast growth. Registrations have climbed sharply since 2020, clustered in Guangdong, Shanghai, and Jiangsu, and most trials (about 79%) use non-invasive systems, with stroke rehabilitation the leading target. Five products have regulatory approval, including what they describe as the world's first approved semi-invasive implantable BCI and a closed-loop deep brain stimulation system that records neural signals live. The authors are candid about roadblocks: implants stable over years, standardized workflows, and decoders that generalize beyond the lab.
Since this is a landscape survey read from the abstract, the paper will have the full trial breakdown and sourcing.
Neurological injury affects hundreds of millions of people worldwide, yet the loss of motor or communication functions resulting from stroke, spinal cord injury, and neurodegenerative disease remains largely irreversible with existing therapies. Brain-computer interfaces (BCIs) offer a promising pathway for restoring these functions by decoding neural activity into commands that control an external device. Here, we present the first quantitative analysis of China's BCI…
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