ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,453,575, issued on Oct. 28, was assigned to Freyja Healthcare LLC (Boston).

"Tissue extraction devices and related methods" was invented by James Bleck (North Andover, Mass.), John Aho (North Andover, Mass.), Thomas Eagan (North Andover, Mass.), Jonathan Towle (North Andover, Mass.) and Mark Hoffman (North Andover, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "In accordance with an aspect of the present disclosure, a tissue extraction device may include a bag having an interior and a plurality of cutters elements extending along an interior surface of the bag. The cutters can be offset to facilitate collapsing of the bag prior to introducing the ...