To assess the usefulness, compatibility, and long-term operability of a microelectrode array into the median nerve of the left arm of a healthy volunteer, including perception of feedback stimulation and operation of an instrumented prosthetic hand.

via The application of implant technology for cybern… [Arch Neurol. 2003] – PubMed – NCBI.

via http://www.ttivanguard.com/atlreconn/ImplantTechnology.pdf

And there soon will be the six million dollar man/woman. Or will it be 6 billion dollar man/woman with inflation.