12/18/2012

A robotic arm controlled by brain signals has allowed Jan Scheuermann, who was paralyzed by a degenerative brain disorder, to begin feeding herself and move objects with impressive dexterity. A University of Pittsburgh Medical Center research team implanted two microelectrode pieces in Scheuermann's left motor cortex after using magnetic imaging to find which area of her brain controlled arm movements. "She could think about moving her wrist and something happened," said researcher Michael Boninger. The study was published in The Lancet.

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