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With the first thought-controlled bionic leg pioneered in Chicago, the next steps for smart prosthetics are refining them for widespread use and tackling a huge hurdle: sensory feedback.
At least 13 people lost a limb or part of one in the Boston Marathon blasts. But while prosthetics have progressed in recent years, patients still have much emotional, psychological, and physical recovering to do, experts say.
Festo's prototype robo-hand can operate machine manipulators from afar, and could help stroke victims regain use of their hands.
This weekend, Zak Vawter could take a huge step for amputees everywhere -- and for a state-of-the-art prosthetic device that affords a more natural gait.