One Year After Brain Implant, Paralyzed Patient Walks Again in Chinese Breakthrough
A 30-year-old patient who was completely paralyzed from a spinal cord injury has regained the ability to walk and perform daily activities one year after receiving the world’s first simultaneous implantation of China’s “Beinao No.1” invasive brain-computer interface (BCI) and a spinal cord electrical stimulation system, according to Xinhua News. The breakthrough challenges the long-held medical consensus that complete spinal cord injuries lead to irreversible loss of motor function.
The Patient’s Journey
The patient, identified by the alias Zhiming, suffered a severe T12-L1 spinal cord injury in a traffic accident five years ago at age 24. He was diagnosed with complete spinal cord injury (ASIA Grade A) — the most severe classification, indicating no preserved sensory or motor function below the injury level. After two and a half years of traditional rehabilitation with no improvement, his lower limb muscles had gradually atrophied.
On May 16, 2025, a neurosurgery team led by Zhao Guoguang, President of Xuanwu Hospital of Capital Medical University in Beijing, and chief physician Duan Wanru performed a complex multi-target surgery. They simultaneously implanted the Beinao-1 invasive BCI on the surface of the patient’s motor cortex and a temporally programmed spinal cord electrical stimulation system below the injury site, as reported by Beijing Daily.
“The spine is the main road. If it’s broken, we build a bridge,” Zhao said, describing the approach.
How the Technology Works
The system operates as a closed-loop artificial neural bypass using three integrated technologies. The Beinao-1 BCI, developed by the Beijing Brain Science and Brain-Inspired Research Institute and NeuCyber NeuroTech, captures neural signals from the motor cortex using 128-channel flexible electrodes. These signals are decoded into movement intentions and transmitted to the spinal cord stimulator, which activates dormant motor neuron circuits below the injury. An external exoskeleton provides weight-bearing support and gait guidance.
“The BCI is responsible for ‘understanding’ the brain’s movement intentions, the spinal cord stimulation reactivates dormant motor neuron circuits below, and the exoskeleton provides weight-bearing support and gait guidance,” Zhao explained. “The three work together to form a closed-loop artificial neural bypass.”
Clinical Transformation
One year after surgery, Zhiming’s neurological function has improved from ASIA Grade A (complete injury) to ASIA Grade C (incomplete injury) — a transformation previously considered medically impossible for late-stage complete spinal cord injury patients, according to Global Times.
Zhiming can now walk independently with assistive devices for more than five minutes, perform leg movements in bed, catch and throw balls while standing, and do simple housework. Notably, his autonomic nerve functions — including bowel and bladder control — have also improved significantly. His wife has been able to return to work.
“On the fourth day after surgery, the device was turned on. I felt a subtle electrical current sensation at the top of my head — this was the first new sensation my body had since the injury. I was so excited I couldn’t speak,” Zhiming recalled.
A Dual-Phase Rehabilitation Model
The medical team employed an innovative two-phase rehabilitation approach. The first six months involved intensive hospital-based training at Xuanwu Hospital’s “Regain Walking” program laboratory, where the BCI and spinal stimulation parameters were fine-tuned. The second six months shifted to home rehabilitation with remote medical guidance.
“Home rehabilitation is not only a successful extension of laboratory results in real-life scenarios but also key to verifying the portability and safety of this cutting-edge technology,” Duan Wanru said.
Broader Implications for BCI Field
This case represents the strongest clinical evidence to date that brain-spine interfaces can achieve neurological recovery even in late-stage complete spinal cord injury patients. As Nature reported in March 2026, China has approved the world’s first brain chip for paralysis treatment outside clinical trials, signaling the country’s accelerating push into BCI clinical infrastructure.
The Xuanwu case is distinct from international counterparts. Unlike Neuralink’s focus on digital device control or ONWARD Medical’s epidural approach, the Chinese system uses an invasive cortical BCI combined with spinal stimulation — achieving a complete-to-incomplete injury conversion that has not been demonstrated by competitors.
What Comes Next
China has approximately 3.74 million spinal cord injury patients, with 90,000 new cases annually. The success of this case, combined with recent regulatory developments including pricing guidance for invasive BCI procedures and a parallel commercial pathway established in May 2026, suggests the technology could be scaled to reach more patients.
“When BCI truly turns a thought from the brain into a body movement, the technology can step back and reveal its true meaning — allowing patients to become masters of their own bodies again,” Zhao said.
Whether the Xuanwu team publishes the one-year results in a peer-reviewed journal will determine how the case is received by the international neurology community. For now, Zhiming’s progress offers hope to millions: “My biggest wish is to soon switch from long braces to short braces, so I can stand and walk more freely.”