A prosthetic hand that weighs about half that of a human hand also enables wearers to carry out intricate tasks, such as tying knots
A prosthetic hand that weighs about half that of a human hand also enables wearers to carry out intricate tasks, such as tying knots A prosthetic hand that weighs about half that of a human hand also enables wearers to carry out intricate tasks, such as tying knots