Prosthetic provides sense of touch to man who lost hand

Prosthetic provides sense of touch to man who lost hand

Electrodes let him feel the difference between baseball and mandarin orange

By Laura Sanders, 11:57 AM February 5, 2014

A new prosthetic hand allows its wearer to feel a firm orange, a fluffy cotton ball and a hard piece of wood. The device, described in the February 5 Science Translational Medicine, restored a man’s sense of touch by stimulating nerves in his arm. 

After Dennis Aabo Sørensen lost part of his left arm in a fireworks accident, researchers implanted electrodes onto his remaining arm nerves. When his prosthetic hand touched an object, these electrodes zapped Sørensen’s nerves, which then sent to...

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