US Patent 8695146 Oral care implement having a head insert

An oral care implement is provided with a head platform having an opening extending between first and second faces. A first cavity may be defined between the first face and an upper support ledge and a second cavity may be defined between the second face and a lower support ledge. A channel may be defined between the upper and lower support ledges and an area circumscribed within the upper support ledge may be greater than an area circumscribed within the lower support ledge. First and second plates may be attached to the head platform proximate the first cavity and channel, respectively. A shoulder of the first plate may be received on the upper support ledge such that first cleaning elements extend away from the first face. A shoulder of the second plate may be received on the lower support ledge such that second cleaning elements extend through the second cavity away from the second face.