Dentistry – Apparatus – Having suction orifice
Patent
1979-09-14
1981-08-04
Mancene, Gene
Dentistry
Apparatus
Having suction orifice
433136, A61C 1704
Patent
active
042819865
ABSTRACT:
A dental appliance for evacuating debris and liquid from the mouth during dental operations having a collector member and a flexible collector membrane. The collector member has a semi-rigid bite block portion adapted to be gripped by the molars of the patient. The collector member also has a combination tongue guard and collector membrane holder formed integrally therewith and it has a first groove located with its open surface facing laterally to one side and a second groove located with its open surface facing laterally to the opposite side for detachably securing predetermined lateral edge surfaces of the collector membrane. The collector membrane is made of a flat sheet of polyethylene foam having a predetermined peripheral contour and it has a first groove engaging surface, a second groove engaging surface and a pair of tab members formed adjacent the opposite ends of the collector membrane. A pair of tab engaging slots are formed in the combination tongue guard and collector membrane holder for detachably engaging the tab members.
REFERENCES:
patent: 2603870 (1952-07-01), Nordin
patent: 2937445 (1960-05-01), Erickson
patent: 3090122 (1963-05-01), Erickson
patent: 3924333 (1975-12-01), Erickson
patent: 4024642 (1977-05-01), Zorovich
patent: 4192071 (1980-03-01), Erickson
Logan II Charles C.
Mancene Gene
Wilson John J.
LandOfFree
Dental appliance does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Dental appliance, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Dental appliance will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-237776