The brain-reading devices helping paralysed people to move, talk and touch

Implants are becoming more sophisticated — and are attracting commercial interest.

By Liam Drew
April 20, 2022

Synchron in New York City has developed a ‘stentrode’ — a set of 16 electrodes fashioned around a blood-vessel stent11. Fitted in a day in an outpatient setting, this device is threaded through the jugular vein to a vein on top of the motor cortex. First implanted in a person with ALS in August 2019, the technology was put on a fast-track review path by the FDA a year later.

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