Electromagnetically actuated valve for hydraulic motor vehicle b

Details Electromagnetically actuated valve for hydraulic motor vehicle b Electromagnetically actuated valve for hydraulic motor vehicle b

1998-10-23

2000-07-04

Manahan, Todd E.

Dentistry

Apparatus

Having suction orifice

606161, A61C 1706

Patent

active

060830034

ABSTRACT:
An oral vacuum and scraper device is disclosed for removing foreign matter such as mouth rinse, toothpaste, food particles, volatile sulfur compound producing bacteria, and the like from a mouth. The vacuum device, in a preferred embodiment, utilizes a venturi device to create suction when fluid flows through the venturi device. A mouthpiece has a suction area located near an edge of the head of the mouthpiece and incorporates either, or both of, a scraper and bristles.

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