ALEXANDRIA, Va., June 18 -- United States Patent no. 12,324,753, issued on June 10, was assigned to WARSAW ORTHOPEDIC Inc. (Warsaw, Ind.).

"Interbody trial instrument with screw trajectory indicators" was invented by Robert M. Loke (Memphis, Tenn.), Cristian A. Capote (Memphis, Tenn.), Stanley Kyle Hayes (Mission Viejo, Calif.) and Darren L. Davis (Knoxville, Tenn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An orthopedic trialing instrument may include a shaft extending from a first end to a second end, a handle coupled to the shaft, and a first interbody trial disposed on the first end. In various embodiments, the first interbody trial may include a first bone screw indicator configured to visually repr...