| 摘要 |
<p>The invention is related to plastic and new generation toothbrush which is comprised of a battery-operated and chargeable power unit(4) which provides easy brushing by facilitating brushing technique of interior and front parts of teeth starting from gum to teeth and sends circular movement it takes from such power unit to in-mouth brush(l). Two techniques are easily implemented through our invention. i. Brushing inner parts of the teeth from gum to tooth (A) ii. Brushing front parts of the teeth from gum to tooth (B)</p> |
