ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,390,259, issued on Aug. 19, was assigned to Zimmer Inc. (Warsaw, Ind.).

"Linear electric surgical hammer impact tool" was invented by Joshua Dittrich (Warsaw, Ind.), Neil Singer (Warsaw, Ind.), Ken Pasch (Warsaw, Ind.), Alexander Slocum (Bow, N.H.) and Nitin Goyal (Mclean, Va.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein are linear electric surgical hammer impact tools and methods of use thereof. The linear electric surgical hammer impact tools can include a shuttle located inside a cavity of a housing. A wall of the shuttle defines a plurality of grooves extend from a first end of the shuttle to a second end of the shuttle. A piston ...