Dentistry – Apparatus – Having static product shaping surface
Patent
1999-03-22
2000-06-27
Wilson, John J.
Dentistry
Apparatus
Having static product shaping surface
433149, A61C 504
Patent
active
060799781
ABSTRACT:
A dental matrix for filling a lateral tooth cavity has a strip to be placed about a tooth. A wedge for applying pressure to a gap between adjacent teeth is provided. A joint connecting the wedge to the strip is provided. The wedge is moveable from a rest position into a working position by moving the wedge relative to the strip about the joint.
REFERENCES:
patent: 2629930 (1953-03-01), Lane
patent: 4337041 (1982-06-01), Harsany
patent: 5330353 (1994-07-01), Wavrin
patent: 5421725 (1995-06-01), Von Weissenfluh
Bumgarner Melba
Ivoclar AG
Korman Alan S.
Thompson John C.
Wilson John J.
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