Team of researchers at German Chemical Company, Evonik have developed 3d printed biocompatible implants as a substitute for metal implants with advantage of easy absorbability by human body. This 3D Printed biocompatible material will slowly dissolve inside bone as it heals, thereby eliminating need for surgical procedure.

Source: http://themerkle.com/3d-printed-implants-to-eliminate-surgical-procedures-for-bone-fracture-repair/