As the 3D printing and open source community expands, its efforts to use the constantly improving technology in the service of others keeps impressing us! Most recently, Instructables contributor “Patrick S” has shared his design for a 3D printed prosthetic hand, "Tact," that can be produced for around $100 but rivals expensive, commercial prosthetic devices that can cost as much as $30,000 or $40,000. For more details, check out the full story: http://3dprint.com/64236/tact-3d-print-prosthetic-hand/
Below is a look at the Tact: