牙刷柄  唐代，骨质，长17.8cm，头部宽1.1cm，孔径0.3cm，成都指挥街唐代遗址出土，为目前所知全国最早的牙刷实物资料。

Stone handle of toothbrush in Tang Dynasty，17.8 in length，1.1cm in width of head part，0.3cmin diameter of whole，unearthed in relics of Tang Dynasty in Zhi Hui Street in Chengdu which is regarded as the earliest toothbrush materials at present in China.