ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,714,475, issued on Aug. 25, was assigned to Facet Dynamics Inc. (Wildwood, Mo.).

"Facet joint replacement device and methods of use" was invented by Christopher D. Sturm (Milton, Wis.), Shawn Van Dahm (Bolingbrook, Ill.) and Robert Jones (Cedar Park, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "A facet joint replacement system includes a facet joint replacement device including an enclosing body and an articulating body. The enclosing body includes an interior surface defining an inner cavity of the enclosing body. The interior surface includes a first articulating surface and a projection extending inwardly relative to a surrounding area of the...