ALEXANDRIA, Va., May 12 -- United States Patent no. 12,625,038, issued on May 12, was assigned to University of Washington (Seattle).

"Tissue sample coring system" was invented by Karol Bomsztyk (Seattle) and Stephen Scheuerman (Seattle).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present technology generally relates to a tissue sample coring system. Select embodiments of a tissue sample core extractor include a drill head, a drill bit, a tube, and a pump. The drill bit may have a hollow coring head configured to separate a core from a tissue sample and retain the core therein. The drill bit may include a central passageway fluidly coupling the hollow coring head to a port extending radially from the c...