ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,458,512, issued on Nov. 4, was assigned to DEPUY IRELAND UNLtd. COMPANY (Ringaskiddy, Ireland).

"Prosthetic implant removal tool and tool set" was invented by Jose S. Rivera Jr. (Naples, Fla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a tool set and an associated method for removing a prosthetic implant. Although the tools in the tool set can be used to remove a variety of different prosthetic implants, it finds particular application in the removal of femoral implants. In one embodiment, both lateral and medial tools are utilized. The lateral tool includes a generally arcuate shape with upstanding sidewalls that define an arcuate interi...