Today’s prosthetics are medical miracles, controlled by impulses from the user’s own muscles. But one myoelectric hand can cost $35,000 and up—a daunting, if attainable, figure for patients with health insurance, but more of a concept than an option for many amputees around the world. So when a team of students at ITESO Graduate School in Guadalajara, Mexico, began working on a new prosthetic hand, their goal was simple: Cut costs.
