Dentistry – Apparatus – Having suction orifice
Patent
1988-07-27
1989-09-12
Peshock, Robert
Dentistry
Apparatus
Having suction orifice
A61C 1704
Patent
active
048655457
ABSTRACT:
A dental appliance for attachment to an aspirator operated by power vacuum means wherein the aspirator projecting into the mouth of a patient to evacuate fluid and debris therefrom is provided with a generally cup shaped double-walled receptacle providing a container to receive drippings of excess fluids or debris not caught by the tube portion projected into the mouth of the patient, power vacuum means associated therewith to provide passage of the same through openings in a lowermost wall of the container into tubular means associated therewith projecting upwardly of the receptacle and communicating with the vacuum means.
REFERENCES:
patent: 2731722 (1956-01-01), Wilen
patent: 3090122 (1963-05-01), Erickson
patent: 3139088 (1964-06-01), Gallehers, Jr.
patent: 3460255 (1969-08-01), Hutson
patent: 4434036 (1984-01-01), Lokken
patent: 4611992 (1986-09-01), Lokken
patent: 4776793 (1988-10-01), La Rocca
Peshock Robert
Slough J. Helen
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