Dentistry – Apparatus – Having suction orifice
Patent
1981-11-25
1982-10-19
Peshock, Robert
Dentistry
Apparatus
Having suction orifice
A61C 1704
Patent
active
043548377
ABSTRACT:
The dental appliance of the present invention is to be used in combination with a saliva ejector having a flexible hollow suction tube and a terminal cap secured to one end of the suction tube for forming a saliva tip. The terminal cap includes a plurality of slotted grooves laterally spaced apart in substantial parallel alignment about the periphery of the cap. The dental appliance comprises a collar having a blade-like protrusion and a locking finger including means for engaging any preselected one of said slotted grooves.
REFERENCES:
patent: 2603870 (1952-07-01), Nordin
patent: 3777756 (1977-12-01), Lohr
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