Dentistry – Apparatus – Having static product shaping surface
Patent
1983-04-22
1984-11-13
Wilson, John J.
Dentistry
Apparatus
Having static product shaping surface
24 23B, 24200, A61C 504
Patent
active
044823193
ABSTRACT:
A dental inset for cooperative retainment about a tooth of an external max band by a retainer is presented. The matrix band is provided with oppositely disposed end portions and the inset connects the end portions of the matrix band where the end portions divaricate from the tooth so that a 360 degree matrix which readily adapts to the cervical circumference of the molar teeth is provided.
REFERENCES:
patent: 376548 (1888-01-01), Reed
patent: 980529 (1911-01-01), Ivory
patent: 2035135 (1936-03-01), Lebow
patent: 2529174 (1950-11-01), Muller
patent: 3854210 (1974-12-01), Franklin et al.
patent: 4024643 (1977-05-01), Eisenberg
Beers Robert F.
The United States of America as represented by the Secretary of
Wein Frederick A.
Wilson John J.
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