Paralysis

The technology gave Gert-Jan Oskam control over the movement of his legs, enabling him to stand, walk and even climb stairs.

Researchers at the University of California implanted electrodes on the surface of the man’s brain, which turned into sentences on a computer screen.

The working nerves were able to "reanimate" the paralysed muscle in people with tetraplegia, the paralysis of the upper and lower limbs.