A New/Old Prosthetic Arm

Mark lost his arm several years ago. Now his search for a better prosthetic could improve the lives of amputees everywhere.

"It doesn't matter if it's a broken motorcycle, an arm, or a life - if you can take it apart, if you can understand it; you can make it better"

http://www.aish.com/j/jt/Jtube_A_NewOld_Prosthetic.html