Plasterless articulator

Dentistry – Apparatus – Work support

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433 34, A61C 1100

Patent

active

043370390

ABSTRACT:
A dental articulator for mounting stone models without the need of plaster, by the use of a flexible model former with a rim around its edge and a square raised nipple, a ferromagnetic disc, magnets and a square keying device on the articulator. This method permits rapid articulation. The models may also be removed and replaced at will while maintaining the previously established centric.

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patent: 2535146 (1950-12-01), Lyons
patent: 2786272 (1957-03-01), Lindley
patent: 3221408 (1965-12-01), Scullin
patent: 3653126 (1972-04-01), Hansen
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patent: 3844040 (1974-10-01), Willis
patent: 3975489 (1976-08-01), Mercer
patent: 4169314 (1979-10-01), Mercer et al.
"Moyco"ad, N.A.D.L. Journal, 12-1968
"Artic-u-logic," Hagman, Dental Laboratory Review, pp. 18-22, 2-1981.
"History of Detal Laboratories," Rothstein, pp. 56-59.

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