This Chong Zuo Department As mono- Seed Infants children Child oral cavity Qing Jie Auxiliary Zhu Installed are set, and include one first anti-bite part and one second anti-bite part. First anti-bite Jian Let have the bottom Edge Inner Side of one first notch , And and the first notch to extend an extension board to Inner, and two Side Biao Mian Fen Do Let of the first notch have the holes Guide. Second anti-bite Jian Let have one second notch, and second notch bottom Edge Inner Side to Inner extend an extension board, the outer Edge Fen Do Let of two Side of the second notch have Yi Guide Rod Guide Rod Department Neng Chuan Let what Guide hole Inner, it and can what Guide hole Inner be upper, the whole depth penetrated of lower Tone And and Guide Rod wear holes Hou Let what Guide, and the first scarce common Agencies of the second notches of mouthful With wears Let skies Inter at a Ge. Thereby, the Kou Qiang Ya Gingival of branch Brace Infants childrens Child are made with this Chong Ji Ya Tooth, avoid Infants children Child from directly biting the finger of clear Jie person.本創作係為一種嬰幼兒口腔清潔輔助裝置,包含一第一防咬件以及一第二防咬件。第一防咬件設有一第一缺口,並且第一缺口的底緣內側向內延伸一延伸板,第一缺口的二側表面分別設有一導孔。第二防咬件設有一第二缺口,且第二缺口的底緣內側向內延伸一延伸板,第二缺口的二側外緣分別設有一導桿,導桿係能穿設於導孔內,且能於導孔內上、下調整穿入的深度,並且導桿穿設於導孔後,第一缺口與第二缺口共同構成一個穿設空間。藉此,以本創作支撐嬰幼兒之口腔牙齦及牙齒,避免嬰幼兒直接咬住清潔者的手指。