“Index… ring… pinky… index… middle…”
Nathan Copeland is telling a researcher which of his fingers he feels a touch on. But the researcher is touching a robotic hand, not Copeland’s, whose hand hasn’t felt a thing in over a decade.
In this “proof of principle” experiment, a man whose spinal injury removed all sensation from his limbs was able to “feel” pressure on several robotic digits connected directly to his brain. It’s a long way from a cybernetic hand, but it opens the possibility of using one to even more of those who need it.
Now, two caveats:… Continue reading