There was a long time between the invention of the light bulb and Laser surgery performed in a brightly lit operating room
The same thing can be said about the time between blood letting and organ transplants.
And the list goes on and on.
Bionics isn't new, but it is starting to get really good.
[youtube]http://www.youtube.com/watch?v=CDsNZJTWw0w[/youtube]
[youtube]http://www.youtube.com/watch?v=I3cf49c_WjE[/youtube]