Title:
TOOTHBRUSH AND ELECTRIC TOOTHBRUSH
Document Type and Number:
WIPO Patent Application WO/2020/071277
Kind Code:
A1
Abstract:
[Problem] The present invention provides a toothbrush that has superfine fibers which enable pressure to be applied evenly to teeth and gums, and that makes it possible to kill periodontal disease bacteria more reliably using platinum nanoparticles. [Solution] This toothbrush has a toothbrush body which comprises a head portion and a handle portion connected thereto, and which includes a top surface and a bottom surface. The head portion has a fiber group unit on a top surface thereof, the fiber group unit constituted of a group of a plurality of evenly planted fibers having a diameter of less than 0.1 mm. The toothbrush is characterized in that each of the fibers constituting the fiber group unit is provided with a plurality of platinum nanoparticles having nano-sized particle diameters.
Inventors:
KUWAMOTO ISAO (JP)
SATO NOBUHIRO (JP)
SATO NOBUHIRO (JP)
Application Number:
PCT/JP2019/038196
Publication Date:
April 09, 2020
Filing Date:
September 27, 2019
Export Citation:
Assignee:
BIO EPOCH CO LTD (JP)
International Classes:
A46B15/00; A46B9/04; A46D1/055
Foreign References:
| JP2014083066A | 2014-05-12 | |||
| JP2009142363A | 2009-07-02 | |||
| JPH0751125A | 1995-02-28 | |||
| JP3131630U | 2007-05-17 | |||
| JP2004041278A | 2004-02-12 |
Attorney, Agent or Firm:
MASUDA Tatsuru (JP)
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