It's the world's first prosthetic arm with individual finger control, and it's noninvasive. "We put so much capability in this that it's a level beyond where prosthetics are today," said Atom ...

Now Ortiz Catalán's team has developed a bionic system that allowed a man with an above-elbow amputation to control every finger of a robotic arm, as described recently in Science Translational ...

The symptoms may radiate up into your arm and shoulder. The symptoms are frequently worse at night. The ulnar nerve supplies sensation and motor to your little finger and half of your ring finger.