| 摘要 |
PURPOSE: A toothbrush is provided to be comfortably used to the users who feel pain on the gum even with a small stimulant as the gum becomes extremely weak due to gingival diseases without any degradation of the massage function of the gum or tooth cleaning capabilities which were the original function of a toothbrush. CONSTITUTION: A toothbrush comprises a head unit(101) and a handle unit(103) formed with several hair transplant holes(203). The several hair transplant holes(203) is segmented to a center unit of the hair transplant hole(206) formed on the center of the head unit, and a peripheral unit of the hair transplant hole(205) which surrounds the central unit hair transplant hole. A bristle of a toothbrush(105) has 0.127-0.177mm diameter transplanted with a bunch of hairs in the center unit of the hair transplant hole. A bristle of toothbrush has 0.076-0.126mm diameter transplanted with a bunch of hair in the peripheral unit of hair transplant hole. |
