Dental intrusion device

Dentistry – Orthodontics – Including extra-oral force transmitting means

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433 17, 433 18, A61C 300

Patent

active

048159727

ABSTRACT:
A dental intrusion device for intruding one or more teeth of a dental arch. Plural embodiments of the device are disclosed within the generic context of an intra-oral structure operatively related to the arch, an extra-oral structure, and a force-creating mechanism extending between the intra- and extra-oral structures. The co-action of these components results in intrusion forces being developed on teeth which are to be intruded. Various features within the generic aspect of the invention relate to particular forms of force-applying mechanism, particular forms of intra-oral structures and particular forms of extra-oral structures.

REFERENCES:
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patent: 3494034 (1970-02-01), Kesling
patent: 3638313 (1972-02-01), Cervera
patent: 3798773 (1974-03-01), Northcutt
patent: 3866322 (1975-02-01), Broussard et al.
patent: 4087915 (1978-05-01), Andrews
patent: 4212637 (1980-07-01), Dougherty et al.
patent: 4330272 (1982-05-01), Bergersen
patent: 4588380 (1986-05-01), Toll
patent: 4650182 (1987-03-01), Ross
Opa, Inc., "The Opa: A Device for Vertical Control", 07 May 1979.
Northwest Orthodontics, Catalog and Technical Information, "Calibrated Extraoral Force, Controlled Intraoral Force", 6 Oct. 78.
Great Lakes Orthodontic Laboratories, Inc., "The Forward Movement", May 1979.

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