Dental appliance

Details Dental appliance Dental appliance

1975-08-26

1977-05-24

Peshock, Robert

A61C 1704

Patent

active

040246426

ABSTRACT:
A dental appliance for removal of liquid from the mouth and for containment of solid debris which comprises a flat, flexible, generally hour glass-shaped shield attached to a bite block on one end. A suction tube for fluid removal connects with a system of suction channels within the shield terminating in apertures along only the edge of the shield. The appliance is placed in the mouth so that the narrow central portion of the shield is over the gum behind the subject lower tooth, the portion adjacent the bite block is on the lingual side thereof, the portion remote from the bite block is on the buccal side thereof, and the edge containing the suction apertures is lowermost.

REFERENCES:
patent: 1986751 (1935-01-01), Robinson
patent: 3090122 (1963-05-01), Erickson
patent: 3148449 (1964-09-01), Van Lanigan
patent: 3426430 (1969-02-01), Newman
patent: 3631598 (1972-01-01), Lussier
patent: 3777756 (1973-12-01), Lohr

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