it's what they've done for people like henry evans who at the age of 40, suffered a severe stroke.him a quadriplegic. able to understand, unable to speak. evan's wife, jane. >> i didn't know what was going to happen. i didn't know. he was literally trapped in his body. >> reporter: but evans recently became one of the first to test a personal robot donated by willow garage to a team of si scientists at georgia tech. with eye movements and his limited use of one finger, evans can now program the robot to help him shave, help him scratch. and to get a towel. it all takes a lot of work and time for this clunky machine. >> why not just help him. >> it's the difference between asking someone to do it for you versus doing it yourself. >> when you see that sense of satisfaction in his face, i mean, there's no words to describe it. it's amazing. i love the robot. the robot has helped my husband emerge into this person that i never dreamed possible. >> reporter: and opening up a world of endless posibilities. cbs news, menlo park, california. >> coming up after your local news on cbs this m