Quadriplegic Uses Mind-Controlled Robot Arm

December 16, 2012 -- All she wanted was chocolate. Just the simple act of dropping some into her own mouth and savoring both the sweetness of the goodie and of an act of independence she hasn't enjoyed for 10 years. Jan Scheuermann, 53, came home to Pittsburgh a decade ago because she thought her degenerative condition might soon lead to her death, with two young children and a husband finding more insulation around her extended family in the South Hills. Upon seeing the success of study participant Tim Hemmes in the previous round of the Brain Computer Interface project, Ms. Scheuermann contacted the researchers and became part of a scientific breakthrough.