ALEXANDRIA, Va., June 9 -- United States Patent no. 12,285,227, issued on April 29, was assigned to CMR SURGICAL Ltd. (Cambridge, Great Britain).

"Drive assembly interface" was invented by Keith Marshall (Cambridge, Great Britain), Luke David Ronald Hares (Cambridge, Great Britain), Ben Robert Chaplin (Cambridge, Great Britain) and Nikki Priyam Su-Ling Phoolchund (Cambridge, Great Britain).

According to the abstract* released by the U.S. Patent & Trademark Office: "A surgical robot arm extending between a base and a terminal link, the terminal link connected to an adjacent link in the surgical robot arm by a joint which permits the terminal link to rotate about a longitudinal axis of the terminal link, the terminal link comprising: a driv...