Cool Idea: 3D Printing

"...the Wake Forest Institute for Regenerative Medicine have demonstrated recently using a novel bioprinter that relies on a couple of low-cost fabrication techniques so that it can deliver a structure which is not only durable but biologically active."

http://www.coolest-gadgets.com/20121129/knee-print/

When they get this technology perfected, I'm going to print a whole new set of patients that don't complain!