ALEXANDRIA, Va., March 31 -- United States Patent no. 12,588,809, issued on March 31, was assigned to Tufts Medical Center Inc. (Boston).

"Systems and methods for determining tissue inflammation levels of the eye from blood vessel characteristics" was invented by Pedram Hamrah (Wellesley, Mass.), William Warr Binotti (Somerville, Mass.) and Ricardo Menon Nose (Sao Paulo).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are methods, systems, media, apparatus, devices, and other implementations, including a method that includes determining blood flow characteristics at an ocular surface of an eye of a patient, determining characteristics of blood vessels at the ocular surface of the eye based on the det...