Maier & Maier, PLLC
Toothbrush and system
A toothbrush of the present invention includes: a main body including a head portion having a bristle raising surface on which bristles are provided in a standing manner; a light emission unit configured to emit light through a specific region of the bristle raising surface to a tooth surface; and a light reception unit configured to receive radiated light from the tooth surface resulting from the light through the specific region, the light emission unit and the light reception unit being provided in the main body. The toothbrush also includes a detection unit configured to collectively detect whether or not dental plaque or dental calculus is present on the tooth surface based on an output from the light reception unit. The toothbrush further includes a determination unit configured to determine that dental calculus is present on the tooth surface.
OMRON HEALTHCARE Co., Ltd.
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A46B A61C A61C A46B A61C A61B A46B A61C A46B
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Toshihiko Yasuhiro Hideyuki Hideaki
Ogura Kawabata Yamashita Yoshida