Gingival tissue retractor

Dentistry – Apparatus – Hand manipulatable implement

Reexamination Certificate

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Reexamination Certificate

active

06994548

ABSTRACT:
A dental tool for retracting gingival tissue is provided that includes a shaft and a working end member, the working end member having an operative end including a first portion sufficiently narrow to retract tissue from a groove of a tooth and a second portion, adjacent the first portion, and being sufficiently wide to retract tissue from an area of the tooth adjacent the groove. A method for retracting gingival tissue is also disclosed.

REFERENCES:
patent: 881722 (1908-03-01), Sausser
patent: 1109924 (1914-09-01), Hoffman et al.
patent: 1497749 (1924-06-01), Diack
patent: 1691786 (1928-11-01), Roth
patent: 4004345 (1977-01-01), Ely
patent: 4747777 (1988-05-01), Ward
patent: 4854867 (1989-08-01), Meinershagen
patent: 6045360 (2000-04-01), Simoes
patent: 6482152 (2002-11-01), Kim
patent: 6575749 (2003-06-01), Greenwald
patent: 6705865 (2004-03-01), Szymaitis

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