'Anklebot' Determine Ankle Stiffness, Could Aid in Rehab

For most healthy bipeds, the act of walking is seldom given a second thought: One foot follows the other, and the rest of the body falls in line, supported by a system of muscle, tendon, and bones.

http://www.biosciencetechnology.com/news/2013/10/anklebot-determine-ankle-stiffness-could-aid-rehab