Dental prophy angle

Details Dental prophy angle Dental prophy angle

1992-07-13

1993-05-11

Wilson, John J.

Dentistry

Apparatus

Having motor or means to transmit motion from motor to tool

433115, A61C 306

Patent

active

052096580

ABSTRACT:
A disposable dental prophy angle designed to be coupled with a conventional dental tool power source, the angle being used in dental prophylaxis. The dental prophy angle is fabricated from synthetic resin material and comprises a housing presenting a head end and a shank end with a passageway extending between said ends, a drive shaft extending along the passageway, a plurality of sealing rings integrally formed as part of the housing and extending inwardly therefrom into sealing engagement with the drive shaft, and a pair of auger flights integrally formed as part of the shaft for propelling buccal matter along the passageway for ejection through the head end.

REFERENCES:
patent: 3740853 (1973-07-01), Brahler
patent: 4266933 (1981-05-01), Warden et al.
patent: 4486175 (1984-12-01), Fisher et al.
patent: 5020994 (1991-06-01), Huang

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