(under subclass 630) Subject matter especially adapted to support that part of a human body lying between the thorax and the pelvis of a pregnant user while the female user is being supported on a bed or surgical support.
SEE OR SEARCH THIS CLASS, SUBCLASS:
690, for pregnant user.
735, for mattresses which support the whole body of the user and have on their top surface a cavity or indentation (especially adapted to support a pregnant woman's abdomen or breasts).