Electric toothbrush using acoustic wave action for cleaning teeth

摘要

Electric toothbrush, comprising: a part (12) of handle part (16) head, the head portion comprising a line of bristles (56, 68) and an acoustic element (32, 66) without bristles to creating acoustic action outwardly from the portion (16) head, actuandoen the fluid in the mouth of a user, surrounding the line of bristles at least partially elementoacústico; a drive system for moving the element (32, 66) acoustic relative to the teeth, talmanera that when the part (16) head is operatively positioned in the mouth of a user, elelemento (32, 66) acoustic moves towards and away from the user's teeth and acoustic delelemento movement (32, 66) causes the action of acoustic wave in the fluid contacting the teeth, producing a cleansing effect on the teeth.