The utility model relates to an ion -conductance chamber cleaning device that opens one's mouth, including stalk portion, pole portion, head, the stalk portion includes casing, switch, electric actuator, power, pole portion is the empty core rod of elongate has the transmission shaft that runs through in hollow partial in, the head includes the electrode of implementing clear cleaning element andbeing made the oral cavity by conducting material, rolls rotatoryly through transmission shaft drive cleaning element and to cleaning in oral cavity and tooth by electric actuator, simultaneously, electrochemical reaction takes place through the electric current and plays the effect of driving tartar and tooth calculus and getting rid of oral malodor in containing the oral cavity of liquid for theelectrode, under physical method and chemical approach's dual function, has more ideal clean effect to oral cavity and tooth.