Dentistry – Prosthodontics – Preliminary casting – model – or trial denture
Patent
1986-11-07
1988-07-19
Wilson, John J.
Dentistry
Prosthodontics
Preliminary casting, model, or trial denture
433181, 433191, A61C 1100
Patent
active
047581620
ABSTRACT:
An apparatus for the preparation of a fixed bridge which includes a wax occlusal bar adapted to be positioned within a gap located between two abutments in a model of the patient's mouth and at least one removable wax pontic adapted to be carried on the occlusal bar. The wax pontic is movable and rotatable relative to the bar. The method of preparing a wax bridge employing this apparatus includes the following steps:
REFERENCES:
patent: 911398 (1909-02-01), Ivory
patent: 2213963 (1940-09-01), Myerson
patent: 2213964 (1940-09-01), Myerson
patent: 2700184 (1955-01-01), Levine
patent: 2826814 (1958-03-01), Sappey et al.
patent: 4269595 (1981-05-01), Nemethy
Weintraub Arnold S.
Wilson John J.
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