ALEXANDRIA, Va., March 12 -- United States Patent no. 12,245,833, issued on March 11, was assigned to INTUITIVE SURGICAL OPERATIONS INC. (Sunnyvale, Calif.).

"Systems and methods of continuous registration for image-guided surgery" was invented by Timothy D. Soper (San Jose, Calif.) and Vincent Duindam (San Francisco).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method includes collecting a set of measured points with a flexible catheter as the flexible catheter is inserted into one or more anatomic passageways of a patient in which the measured points are based on a position of the flexible catheter in a patient space, assigning each measured point of the set of measured points to a respective subset of ...