Improved Prosthetic Hand Has A Lighter Touch And Easy Grip

University of Utah doctoral student Jacob George, left, and associate professor Greg Clark examine the LUKE arm that they use for their experiments. A man who lost his lower arm in an electrical accident was able to experience some sense of touch and fine motor control with his grip while using the experimental device. University of Utah doctoral student Jacob George, left, and associate professor Greg Clark examine the LUKE arm that they use for their experiments. A man who lost his lower arm in an electrical accident was able to experience some sense of touch and fine motor control with his grip while using the experimental device. Keven Walgamott, a real estate agent who lost his left hand and part of his arm in an electrical accident in 2002, got emotional when he was able to clasp his hands together and "feel" the space between his thumb and his index finger using a 3D-printed prosthetic hand in 2016.