Toothbrush and bristle

Details Toothbrush and bristle Toothbrush and bristle

A - Human Necessities

46

B

15/109

A46B 9/04 (2006.01) A46B 7/04 (2006.01) A46D 1/00 (2006.01)

Patent

CA 1172007

TOOTHBRUSH AND BRISTLE ABSTRACT OF THE DISCLOSURE A toothbrush comprising a plurality of T-shaped bristles is described. Each of the bristles comprises an elongated cleansing head terminated at each end by rounded ends and having between the ends a plurality of cleansing elements . The rounded ends are provided for presenting a non-abrasive surface to the sub- gingival surfaces surrounding a tooth when the cleans- ing surface of the cleansing head is moved across the surface of the tooth during cleansing of the tooth. In one embodiment, the cleansing elements are conically shaped members terminated by a relatively sharp tip. In another embodiment of the invention the cleansing elem- ents comprise parallel, substantially rectangular members terminated by a relatively sharp edge While flexible, the tip or edge of the cleansing ele- ments of the head generally remains in contact with the surface of the tooth while the head is moved across the surface of the tooth.

361127

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