ALEXANDRIA, Va., Feb. 19 -- United States Patent no. 12,226,173, issued on Feb. 18, was assigned to MAKO Surgical Corp. (Weston, Fla.).

"Systems and tools for positioning workpieces with surgical robots" was invented by David Gene Bowling (Los Ranchos de Albuquerque, N.M.), Paul Shiels (Albuquerque, N.M.), Jevin Scrivens (Weston, Fla.) and Greg Starr (Albuquerque, N.M.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Tools, assemblies, surgical systems enable impacting a prosthesis into a surgical site. The tool has an impactor head with a surface to receive an impact force that is manually imparted by a user. A tool shaft has a distal portion and a proximal portion fixed to the impactor head. The tool shaft c...