FDAnews
www.fdanews.com/articles/108475-bone-implants-can-now-be-produced-easily

Bone Implants Can Now Be Produced Easily

July 11, 2008
Individual bone implants whose structure resembles that of the natural bone can now be produced quite easily. First, a simulation program calculates the bone’s internal structure and porosity, then a rapid prototyping machine “bakes” the implant from metal powder.
ScienceDaily