Pioneering research at Newcastle University could eventually allow patients paralysed from the waist up the power to grasp objects with their hands.
The process involves redirecting electronic signals from the brain to the spinal cord through a computer.
To test the theory, scientists used macaque monkeys, temporarily paralysing them to mimic human injuries, inevitably raising concerns over experiments on animals.
Dr Andrew Jackson, Research Fellow at Newcastle Univeristy, explains the controversial decision and the process involved.
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