This device could transform treatment for stroke patients

It's the size of a mobile phone but it could be a life-changer

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This new electronic device the size of a mobile phone could transform aftercare for stroke patients and help them regain movement and control of their hands.

See also: Subtle signs you're having a stroke

See also: Could it be a mini-stroke?

The small bit of kit, which is being tested in medical trials, delivers a series of weak electric shocks followed by an audible click to strengthen brain and spinal connections.

Scientists hope that it will soon be available to stroke patients around the globe.