Scientists have found a way to miniaturize auditory components and put them inside the ear.
The device could help patients who have suffered spinal cord injuries regain the use of their limbs.
AnatOnMe projects an image of underlying bone structure, muscle tissue, tendons or nerves onto a patient's skin.
It's not just humans that are benefiting from advancement in artificial limb technology.
An implant that fits in the retina could help those with degenerative eye disease see again.
A project at Vanderbilt University is building a "smart" prosthesis that allows amputees a more natural gait.
A new interface lets people write by tracing patterns with their eyes.