Oral vestibule plate for prophylactic purposes and early orthodo

Details Oral vestibule plate for prophylactic purposes and early orthodo Oral vestibule plate for prophylactic purposes and early orthodo

1985-11-18

1987-09-01

Peshock, Robert

Dentistry

Orthodontics

By mouthpiece-type retainer

A61C 700

Patent

active

046906401

ABSTRACT:
An oral vestibule plate for prophylactic purposes includes a curved rigid shield. A cross piece is disposed on the center plane of the shield along the secant of its curvature. The cross piece comprises a wire bent to hold back the tip of the tongue thereby preventing damage otherwise caused by the tongue.

REFERENCES:
patent: 2880509 (1959-04-01), Strickler
patent: 4179811 (1979-12-01), Hinz
"Deutsche Stomalogie" 21 Mar. 1971 pp, 217-223 by Von E. Schonherr.
Professional Positioners, 4 pages, Post Office Box 1200, Enfield Conn,, 06082, Jan. 1974.
Descriptive literature showing the subject matter of U.S. Pat. No. 4,179,811 and the subject matter of the present application.
A letter and translation thereof from an East German dentist describing problems encountered with the prior art.

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