| 摘要 |
PURPOSE: A bidirectional toothbrush is provided, which is capable of brushing teeth with simple and repetitive operation patterns. CONSTITUTION: A bidirectional toothbrush comprises: a grip part(10); a head unit(20) which is equipped in the gripper end part and is orthogonal to the longitudinal direction of the grip part; and bristles(30) equipped in front side and back side of the head unit. The head unit is divided into two bodies. Each divided body is connected to the end of the grip part to face each other. |
