ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,456,218, issued on Oct. 28, was assigned to UNIFY MEDICAL INC. (Cleveland).

"Generation of three-dimensional scans for intraoperative imaging" was invented by Yang Liu (Iowa City, Iowa) and Maziyar Askari Karchegani (Coralville, Iowa).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system for executing a three-dimensional (3D) intraoperative scan of a patient is disclosed. A 3D scanner controller projects the object points included onto a first image plane and the object points onto a second image plane. The 3D scanner controller determines first epipolar lines associated with the first image plane and second epipolar lines associated with the second im...