ALEXANDRIA, Va., March 26 -- United States Patent no. 12,256,987, issued on March 25, was assigned to MINERVA SURGICAL INC. (Santa Clara, Calif.).

"Tissue cutting systems and methods" was invented by Aaron Germain (Campbell, Calif.), John H. Shadduck (Menlo Park, Calif.), Michael D. Walker (San Francisco), Kyle Klein (San Jose, Calif.) and Csaba Truckai (Saratoga, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A probe for resecting and coagulating tissue comprises an outer sleeve having a tissue cutting window and an inner sleeve having a tissue cutting distal end. And RF cutting region is formed at the distal end of the inner member and an RF coagulation region is formed on an exterior surface of the...