Student Makes Low Cost Prosthetic With 3d Printer

A college student in Chapel Hill, North Carolina called Jeff Powell, has constructed e a prosthetic hand for a little boy, aged seven, for only $20 using a 3D printer. The impact of this could be far more far-reaching.

http://www.cbsnews.com/videos/student-makes-low-cost-prosthetic-with-3d-printer/