ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,419,682, issued on Sept. 23, was assigned to MINERVA SURGICAL INC. (Santa Clara, Calif.).

"Tissue extraction devices and methods" was invented by Aaron Germain (Campbell, Calif.), Kyle Klein (San Jose, Calif.), Benedek Orczy-Timko (Budapest, Hungary), John H. Shadduck (Menlo Park, Calif.), Michael D. Walker (Mountain View, Calif.), Csaba Truckai (Saratoga, Calif.) and Balazs Lesko (Budapest, Hungary).

According to the abstract* released by the U.S. Patent & Trademark Office: "The tissue cutting device comprises an elongated assembly including both an outer sleeve and an inner sleeve. The outer sleeve has a tissue-receiving window, and the inner sleeve has a distal end which cuts tis...