Patent ID: 8668493

Claim:
An interdental cleaner, comprising: a source of liquid ( 22 ); a source of pressurized gas ( 30 ) and an associated gas chamber ( 52 ) into which gas is released; and a control arrangement ( 18 , 42 , 44 , 46 , 26 ) which includes a spring-loaded movable member ( 18 ) which (1) upon operation moves a selected amount of liquid from the source thereof to a mixing chamber ( 53 ) by pump action, and (2) upon release of the spring-loaded movable member a selected amount of gas present in the gas chamber is allowed to move into the mixing chamber into contact with the liquid therein, resulting in liquid, which includes liquid droplets being propelled out of a nozzle portion ( 14 ) of the cleaner, to the interdental area of the teeth for cleaning thereof.