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Brain signals move hand, but not via spine

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A new device delivers messages from the brain directly to muscles—bypassing the spinal cord—to enable voluntary and complex movement of a paralyzed hand.

“We are eavesdropping on the natural electrical signals from the brain that tell the arm and hand how to move, and sending those signals directly to the muscles,” says Northwestern University neuroscientist Lee E. Miller.

Full story at Futurity.

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