ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,426,789, issued on Sept. 30, was assigned to LightLab Imaging Inc. (Westford, Mass.).

"Blood vessel lumen morphology and minimum lumen area measurements data collection by intravascular imaging systems for stenosis or stent planning" was invented by Joseph M. Schmitt (Andover, Mass.), Joel M. Friedman (Andover, Mass.), Christopher Petroff (Groton, Mass.) and Amr Elbasiony (Chelmsford, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method and apparatus of automatically locating in an image of a blood vessel the lumen boundary at a position in the vessel and from that measuring the diameter of the vessel. From the diameter of the vessel and estim...