US 7,320,799 B2
Coatings, coated articles and methods of manufacture thereof
Zongtao Zhang, Unionville, Conn. (US); and Tongsan D. Xiao, Willington, Conn. (US)
Assigned to Inframat Corporation, Farmington, Conn. (US)
Filed on May 05, 2006, as Appl. No. 11/418,871.
Application 11/418871 is a division of application No. 10/270092, filed on Oct. 14, 2002, granted, now 7,157,096.
Claims priority of provisional application 60/328742, filed on Oct. 12, 2001.
Prior Publication US 2006/0204542 A1, Sep. 14, 2006
Int. Cl. A61F 13/00 (2006.01)
U.S. Cl. 424—422 17 Claims
 
1. A method of making a coated implant, the method comprising:
depositing a first layer on a metallic implant, wherein the first layer comprises a material selected from the group consisting of nitride compounds, boride compounds, carbide compounds, and mixtures of two or more of the foregoing materials;
forming at least one slurry comprising an apatite and a binder, wherein the apatite has greater than about 90% crystallinity, and wherein the binder is inert in body fluids;
depositing the slurry on the first layer to form a green coating; and
sintering the green coating to form a second layer separate from the first layer.