Automatic toothbrush

A tooth brushing apparatus comprising a toothbrush having a plurality of brushes capable of simultaneously brushing a plurality of teeth of a user, the brushes being connected to a handle which is connected to a display screen, the display screen comprising means for displaying messages or graphical entertainment to the user while the user is brushing the teeth, the apparatus also including means for storing said messages or graphical entertainment, the storing means being located in the tooth brushing apparatus and being operatively connected to the display screen.

An automatic toothbrush for brushing teeth of a user, each of the user's teeth having a side surface, the toothbrush comprising:

• a) a shell,
• b) a set of brushes attached to the shell, said brushes being arranged in an arc, each of said brushes being positioned to contact the side surface of one of the user's teeth, all of said brushes being rotatable, each brush having an axis of rotation which is generally perpendicular to said side surface, the brushes being connected to each other by a set of gear means, such that rotation of one of the brushes causes rotation of all of the brushes, and
• c) means for imparting rotation to at least one of the gear means.

A tooth brushing apparatus comprising a toothbrush having a plurality of brushes capable of simultaneously brushing a plurality of teeth of a user, the brushes being connected to a handle which is connected to a display screen, the display screen comprising means for displaying messages or graphical entertainment to the user while the user is brushing the teeth,

• the apparatus further comprising means for directing light towards said teeth, and for sensing light reflected from said teeth, the sensing means having an output which is connected to the display screen, wherein the display screen comprises means for providing feedback to the user concerning the efficacy of the brushing operation.