ALEXANDRIA, Va., June 17 -- United States Patent no. 12,310,561, issued on May 27, was assigned to The General Hospital Corp. (Boston).

"Devices, systems, and methods for advancing and positioning tethered capsule microendoscopes" was invented by Guillermo J. Tearney (Cambridge, Mass.), Chulho Daryl Hyun (Cambridge, Mass.) and Joseph A. Gardecki (Acton, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "In some embodiments, devices, systems, and methods for advancing and positioning tethered capsule microendoscopes are provided. In some embodiments, a device for capsule endomicroscopy is provided, comprising: a tether having a proximal end and distal end; an optical fiber disposed within the tether; a tube...