Zac Vawter lost his lower leg in a motorcycle accident four years ago, and after years in a regular prosthetic leg, he's testing the first one controlled by ...
Amputee controls bionic leg with brainwaves
Amputee wears bionic leg
1st Bionic leg propels man up 103 flights
İş Makinesi İle Tırmanış
Bionic Leg Controlled By Brain Is Tested
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