| 摘要 |
PURPOSE: An interdental toothbrush is provided, which can control the angle of the head part of the interdental toothbrush and improves convenience by fixing the head part at a wanted position. CONSTITUTION: The interdental toothbrush comprises a head part(10) which comprises a hinge axis(11) at the both parts and a fitting groove in the upper part of a body; a brush member(20) which is fitted into the fitting groove and removes the food waste or plaque; a body part(30) which is fitted into the hinge axis(11); an operation part(40) which is made of thin and flexible material to allow it to control the angle of the head part(10); and an angle control means(200) which is formed in the upper part of the operation part(40) and the body of the head part(10) to allow it to control the angle of the head part(10) by ascending and descending the operation part(40).
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