the present invention contemplates to adapt the shape and movement of a popular manual flosser into an automatic flosser to minimize the learning time required for manipulating automatic dental flossing . the present invention also contemplates to combine the automatic flosser with a popular automatic toothbrush and thus to make the automatic flosser available to the users with substantially no additional cost to the automatic toothbrush . the present invention further contemplates to accomplish circular oscillation of the toothbrush bristles of the automatic toothbrush and side - to - side vibration of the dental floss of the automatic flosser .