The Future of Prosthetics: Mind-Bending Robotic Arms

Aired: 5/16/2012 | 0:07:20 | Clip
Researchers have shown that patients paralyzed from the neck down can move robotic arms with their minds, according to a new report in the journal Nature that documents two cases involving brain-stem stroke victims. Margaret Warner discusses the hopes for the technology with Dr. Leigh Hochberg of Massachusetts General Hospital.