Abstract: A massage device includes a handle engaged to a driving unit having a rotatable output shaft for driving an actuation unit which produces a spiral wave form action in a longitudinal direction is disclosed. The actuation unit includes an arrangement of bearing plates engaged to one another and mounted on the rotatable output shaft. Each of the bearing plates is engaged to a respective rotary ring in a manner that permits a rotating action by the bearing plates while the rotary rings have a slipping action relative to the output shaft in order to produce the spiral wave form action by the massage device.

Abstract: A vacuum device for facilitating the attainment of a penile erection is disclosed. The vacuum device comprises an inner tubular member slidably engaged with an outer tubular member with a sleeve member disposed inside the inner tubular member. The sleeve member defines a conduit having a plurality of nub-like protrusions adapted to maintain a sufficient degree of vacuum inside the device while simultaneously providing a massaging action.

Abstract: A seamless life-like mannequin comprising a unitary inflatable outer body with an inflatable inner body disposed therein and a related process of manufacturing such a mannequin is disclosed. The outer body of the mannequin comprises a torso portion and a head portion with a seamless transition between the two portions for providing a realistic life-like appearance to the mannequin.