Filter cartridge for dental syringe

Details Filter cartridge for dental syringe Filter cartridge for dental syringe

1989-08-28

1990-08-21

Wilson, John J.

Dentistry

Apparatus

Having intra-oral dispensing means

A61G 1702

Patent

active

049501593

ABSTRACT:
Filter cartridge for filtering air and water dispersed by a dental syringe; the cartridge being a cylindrical member divided into two lengthwise spaces, one filled with water filtering material and the other filled with air filtering material; the cartridge having a barbed prong coupler from each lengthwise space for coupling to a flexible hose support for air or water, respectively; the cartridge having two female recesses for joining each of the two lengthwise spacers separately to barbed prong couplers on the dental syringe.

REFERENCES:
patent: 4249899 (1981-02-01), Davis
patent: 4741697 (1988-05-01), Herbison

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