Regenerative medicine uses biological tools (like stem cells) to heal and restore fuction; prosthetics uses implants and machines. This article from Science Daily notes increased research funding in California for implantable prosthetics to fix blindness, stroke damage and paralysis. These are admirable goals, and it is good to see different lines of research converging on the same objective: helping people to live healthily for longer.
Source: http://www.sciencedaily.com/releases/2003/10/031009070150.htm
[Editor: The preceding article was not written by A4M/WHN]