Patent 8956683 was granted and assigned to Zimmer (automobile) on February, 2015 by the United States Patent and Trademark Office.
The present invention relates to improvements in chemical vapor infiltration processes and devices for depositing a biocompatible material onto a porous substrate to form an orthopedic implant. The substrate may be formed of reticulated vitreous foam and coated with tantalum, niobium, tungsten, or other biocompatible materials.