Dental impression tray

Details Dental impression tray Dental impression tray

1993-11-05

1995-12-26

O'Connor, Cary E.

Dentistry

Apparatus

Having static product shaping surface

A61K 900

Patent

active

054782350

ABSTRACT:
A dental impression tray having a rough textured surface which provides a multiplicity of pits made up of valleys and peaks, holes that don't penetrate through the tray, cavities, craters, crevices, ledges and/or undercuts which retain and/or stabilize the impression material. The rough textured surface of the handle provides a non-slip surface for a gloved hand.

REFERENCES:
patent: 90802 (1969-06-01), Wuestenberg
patent: 1509377 (1924-09-01), Rodgers
patent: 2312171 (1943-02-01), Jochum
patent: 2587782 (1952-03-01), Stark
patent: 2758374 (1956-08-01), Fisher et al.
patent: 2827899 (1958-03-01), Altieri
patent: 3878610 (1975-04-01), Coscina
patent: 4100678 (1978-07-01), Yatabe
patent: 4530662 (1985-07-01), Andersson et al.
patent: 4553936 (1985-11-01), Wang
patent: 4867682 (1989-09-01), Hammesfahr et al.
Page from text "The Working Cast".
IDE Interstate DENTAL CATALOG, Fall 1987 cover sheet and p. 123.
ULTRADENT.RTM. STAINLESS TRAYS Pamphlet 3 pages.
Surfanalyzer.RTM. 5000/400; Advanced Surface Metrology Program Pamphlet, 4 pages.

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