| 摘要 |
PURPOSE: A hygienic toothbrush is provided to easily remove remaining particles between the brushes of toothbrush. CONSTITUTION: A hygienic toothbrush includes a body unit(10), a sliding unit(20), and brushes(30) of toothbrush. A switch(11) is attached to the body unit. A stainless extended unit(21) is included inside the body unit. The sliding unit moves by driving the switch. The stainless extended unit widens the brush of toothbrush by moving the sliding unit. |
