ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,471,799, issued on Nov. 18, was assigned to INTUITIVE SURGICAL OPERATIONS INC. (Sunnyvale, Calif.).

"Determining position of medical device in branched anatomical structure" was invented by Tao Zhao (Sunnyvale, Calif.) and Giuseppe Maria Prisco (Calci, Italy).

According to the abstract* released by the U.S. Patent & Trademark Office: "Information extracted from sequential images captured from the perspective of a distal end of a medical device moving through an anatomical structure are compared with corresponding information extracted from a computer model of the anatomical structure. A most likely match between the information extracted from the sequential images and the correspondi...