All Sites Jose Delgado, 53, was born without most of his left arm. He has a prosthetic hand that uses muscle signals from the forearm to open and close the fingers. Cost: $42,000, half of which was out of pocket. He recently got in touch with Jeremy Simon, who maintains the 3D Universe blog, to see about 3D printing a prosthetic hand. The so-called Cyborg Beast device cost approximately $50 in ABS material, and Delgado prefers it! read more

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When a $50 3D-printed hand is better than a $42,000 prosthetic device