So they actually are doing full implants like that too: http://www.sciencedirect.com/science/article/pii/S0955221910002086 http://www.sciencedirect.com/science

So they actually are doing full implants like that too: http://www.sciencedirect.com/science/article/pii/S0955221910002086 http://www.sciencedirect.com/science/article/pii/S0955221910... I know several labs doing it in Ti, Mg and even stem cells for organs. There are some amazing things coming. http://www.ted.com/talks/anthony_atala_printing_a_human_kidney.html http://www.ted.com/talks/anthony_atala_printing_a_human_kidn...