Apparatus for selection of tooth color

Details Apparatus for selection of tooth color Apparatus for selection of tooth color

1990-09-05

1992-05-19

O'Connor, Cary E.

Dentistry

Apparatus

Tooth selection guide

A61C 1910

Patent

active

051143402

ABSTRACT:
An apparatus is provided for the selection of a tooth color for a dental prostheses in which an exact adaptation of the colors or color distribution of a dental prosthesis to a particular structural condition in a patient can be achieved. The apparatus, a platelet color specimen, has at least one lateral edge concavely curved towards a center region of the platelet. The platelet color specimen is on the order of magnitude of only a width of a tooth, and can be placed contiguous with the surface and edge of all exposed portions of a tooth. The platelet color specimen also exhibits only a single color corresponding to enamel, dentin or dental neck which allows for an exact adaptation to a particular patient.

REFERENCES:
patent: 1518608 (1924-12-01), Short
patent: 3405446 (1968-10-01), Wiener
patent: 3507042 (1970-04-01), Hana
patent: 3748741 (1973-07-01), Yerkes, Jr.
patent: 4115922 (1978-09-01), Alderman
patent: 4382784 (1983-05-01), Freller
patent: 4618325 (1986-10-01), Appelle
patent: 4620841 (1986-11-01), Farrell et al.
patent: 4793805 (1988-12-01), Pitre

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