"Nobody wants to have surgery on a battlefield; the idea of having it performed by a robot spider probably doesn't make it sound any less harrowing. But as far as Peter Berkelman is concerned, a robot is better than nothing. A roboticist at the University of Hawaii, Berkelman studies haptics, the science of stimulating touch and feel."

Click on http://www.wired.com/medtech/health/magazine/17-03/st_alphageek to read more about the article.