Preformed posterior palatal seal for forming dentures and method

摘要

A preformed posterior palatal seal (Preformed PPS) for use in preparation of dentures includes a body preformed of a predetermined anatomically based size and shape of a posterior palatal seal (PPS) for sealing a denture at the "Ah line" of the human palate and adhesive for holding the preformed body to a denture impression prior to forming a mold from which a denture is to be formed.