ALEXANDRIA, Va., July 23 -- United States Patent no. 12,364,553, issued on July 22, was assigned to Intuitive Surgical Operations Inc. (Sunnyvale, Calif.).

"Estimation of a position and orientation of a frame used in controlling movement of a tool" was invented by Tao Zhao (Sunnyvale, Calif.), Giuseppe Maria Prisco (Sunnyvale, Calif.), John Ryan Steger (Sunnyvale, Calif.) and David Q. Larkin (Sunnyvale, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system includes a control means for receiving an input from a user, a manipulator means configured to support a tool having a tool frame, and processing means configured to perform a method. The method involves receiving, from an image capturing system w...