Abstract: Described herein is a device for dental hygiene, including a brushing apparatus configured to wrap simultaneously all teeth of the upper or lower dental arch, a supporting structure including a covering case configured to be entirely inserted inside the oral cavity and to support the brushing apparatus, and a motorization unit configured to move cleaning elements of the brushing apparatus. The brushing apparatus includes a first brushing assembly configured to act on the vestibular surface of the teeth, a second brushing assembly configured to act on the lingual surface of the teeth, and a third brushing assembly configured to act on the occlusal surface of the teeth.

Abstract: An end brush construction in which a cup-shaped bristle holder is permanently attached to an arbor by deforming the arbor in place on the holder. As disclosed, the arbor is caused to freely upset radially into a surrounding zone of the cup holder. Where the cup holder is formed from sheet material, it can be provided with an axially extending flange to increase the support area which is engaged by the expanded arbor.