| 摘要 |
PROBLEM TO BE SOLVED: To provide an electric toothbrush provided with a function for oscillating a brush part by rotating a weight and a function for applying current inside a user's mouth.SOLUTION: The electric toothbrush 1 includes: a brush part 20 having a head 12 as a brush; a body 10 having an attachment shaft 30 for attaching the brush body 20; and a motor 12 for rotating the weight 14b. The brush part 20 is oscillated by the rotation of the weight 14b. A power supply 11 is arranged in the body 10. A first electrode 40 connected to the power supply 11 and exposed outside is arranged on the body 10. A second electrode 50 connected to the power supply 11 and exposed outside is arranged on the brush part 20. The weight 14b is arranged in the attachment shaft 30. The attachment shaft 30 is formed of a conductive member. |
