ALEXANDRIA, Va., March 24 -- United States Patent no. 12,582,438, issued on March 24, was assigned to Intuitive Surgical Operations Inc. (Sunnyvale, Calif.).

"Computer-assisted tele-operated surgery systems and methods" was invented by Andrew Cullen Waterbury (Sunnyvale, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods for minimally invasive computer-assisted telesurgery are described. For example, this disclosure describes cannula devices for use with computer-assisted teleoperated surgery systems. The cannula devices can facilitate enlargement of a minimally invasive surgical workspace by creating a tissue tent. The devices and methods described herein can be used in conjunction wi...