US Patent 7089621 Toothbrush

A toothbrush includes a head and a plurality of tooth cleaning elements for enhanced cleaning of the teeth. The tooth cleaning elements include cleaning elements that define a loop arrangement for better retention of the dentifrice, a central cleaning element disposed within the loop, two opposing arcuate cleaning elements disposed on opposite sides of the loop, peripheral cleaning element with a stepped and tapered construction, elongate distal cleaning elements, and proximal cleaning elements.