ALEXANDRIA, Va., June 6 -- United States Patent no. 12,283,043, issued on April 22, was assigned to GE Precision Healthcare LLC (Wauwatosa, Wis.).

"Tissue boundary determination apparatus and method" was invented by Yan Sun (Beijing), Xueli Wang (Beijing), Mingyang Yang (Beijing) and Bingjie Zhao (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments of the present application provide a tissue boundary determination apparatus and method. The tissue boundary determination method includes acquiring multiple slice images of multiple positions of a tissue to be examined, determining, with regard to at least one first selected slice image of the multiple slice images, a tissue boundary on the first s...