Dentistry – Prosthodontics – Denture liner or cushion
Patent
1994-07-25
1998-02-17
O'Connor, Cary E.
Dentistry
Prosthodontics
Denture liner or cushion
4331991, A61C 1302
Patent
active
057185840
ABSTRACT:
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.
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Montgomery John W.
O'Connor Cary E.
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