ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,427,030, issued on Sept. 30, was assigned to Paragon 28 Inc. (Englewood, Colo.).

"Total ankle replacement trial and preparation systems, guides, instruments and related methods" was invented by Joseph Dogue (Aurora, Colo.), Daniel J. Lee (Denver) and Mark Ray Dalton (Austin, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "Instruments, guides, systems and related methods for total ankle prostheses are disclosed. The instruments, guides, systems and related methods facilitate preparation of a tibia and/or talus of a patient for implantation of a total ankle prosthesis therein. The instruments, guides, systems and related methods also facilitate sele...