Patent ID: 8561248

Claim:
A flexible, ergonomic toothbrush with replaceable bristles, comprising: a handle having a front face; a flexible neck extending from the handle, the neck being arcuate and forming a single 90° bend; a brush head frame extending directly from the neck, the brush head frame being substantially U-shaped and defining a pair of substantially parallel prongs extending orthogonal to the front face of the handle, the brush head frame defining a recess between the prongs, wherein the handle, neck and brush head frame define a unitary, one-piece construction; and a bristle block having an elongated planar, imperforate base, a pair of edges, and a plurality of bristles extending from one side of the base, the bristle block being removably inserted in the recess defined by the brush head frame and retained solely by the prongs engaging the pair of edges, the bristle block being insertable in the recess in a first position in which the bristles extend laterally relative to the front face of the handle and in a second insertable position in which the bristles extend laterally relative to the front face of the handle 180° opposite the first position; whereby a user inserts the bristle block in the first position for brushing a buccal side of selected teeth and in the second position for brushing a lingual side of the selected teeth.