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Unlike passive artificial legs, robotic legs have the capability of moving independently and out of sync with its users movements. So the development of a system that integrates the movement of the prosthesis with the movement of the user is substantially more important with a robotic leg.

Read: Robotic Advances Promise More Natural Artificial Legs

Pictured is an early version of the lower limb prosthetic designed by the Center for Intelligent Mechatronics. (John Russell / Vanderbilt)

Pre-commercial version of the robotic leg. (Center for Intelligent Robotics / Vanderbilt)

Prof. Michael Goldfarb with Craig Hutto, who lost his leg in a shark attack and served as a test subject in development of the prosthetic leg. (John Russell / Vanderbilt)

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