| 摘要 |
The present invention refers to improvements in complementary device for toothbrushes, which due to its particular shape and elements may be coupled the brush, when the switch is turned on, the electric charge of the rechargeable source thereof may actuate the vibrating element which simultaneously transfers, as the device is coupled to the toothbrush, the movement producing an effect that improves the bristles abilities for removing residues and plaque from the teeth. |
