Patent ID: 7857620

Claim:
A toothbrush comprising: a handle; said handle comprising a continuous portion of at least 50% comprising a continuous portion of a light guiding and light refracting material, and having a first side and a second side opposite said first side; wherein said continuous portion comprises at least 50% of said handle; a plurality of bristles extending from said first side and adjacent to a first end; a single electronic circuit consisting essentially of: a first conductive member mounted in said handle adjacent to said plurality of bristles having a portion extending outward from said handle; an electronic control circuit embedded in said handle electrically connected to said first conductive member; a second conductive member mounted in said handle; a source of electrical power mounted within said handle electrically connected to said electronic control circuit and said second conductive member; and a single light source visible through all of said light guiding and light refracting material; wherein said single electronic circuit activates said source of electrical power and said light source when said second conductive member is gripped by a user and said first conductive member is moistened.