ALEXANDRIA, Va., April 21 -- United States Patent no. 12,605,223, issued on April 21, was assigned to The Board of Trustees of the Leland Stanford Junior University (Stanford, Calif.).

"Method for monitoring object flow within a surgical space during a surgery" was invented by Derek F. Amanatullah (Stanford, Calif.), Rahim Nazerali (Stanford, Calif.), David Y. Zhao (Stanford, Calif.) and Albert Haque (Stanford, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "One variation of a method for monitoring needle consumption in a surgical space during a surgery includes: accessing a sequence of images captured by a camera facing an inventory field within the surgical space; scanning the sequence of images for ...