An Affordable Prosthetic Hand
From: Circuit Cellar - 10/08/2013

Joel Gibbard from Bristol, UK, initiated the Open Hand Project to make
advanced prosthetic hands more accessible to amputees.

Links:
3-D Printed Robotics Innovation: A Low-Cost Solution for Prosthetic Hands
http://circuitcellar.com/featured/3-d-printed-robotics-innovation-a-low-cost-solution-for-prosthetic-hands/

MCU-Based Prosthetic Arm with Kinect
http://circuitcellar.com/featured/cc-276-mcu-based-prosthetic-arm-with-kinect/

How Prosthetic Limbs Work
http://science.howstuffworks.com/prosthetic-limb4.htm