ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,458,555, issued on Nov. 4.
"Short arc, high frequency constant passive motion machines and methodologies" was invented by William E. Nordt III (Charles City, Va.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A micro constant passive motion machine for applying short arc constant passive motion to a knee joint of a user includes a base member and a sliding member secured to the base member so as to permit sliding, translational movement of the sliding member relative to the base member. The machine further includes a leg receiving member secured to the sliding member, and one or more motors. The machine further includes a primary rotative component whose...