Investigation of malocclusion expression a decrease in masticatory function based on the data over time of children in recent years

为了在此基础上研究近年来日本儿童口腔老化文章的功能和形态参考值，2011财年44名川崎市幼儿园幼儿，2012财年松岛市280名小学生进行了(牙模、标准照片脸、咀嚼面貌、唇合力、舌头抬高压力、最大咬合力)下颌口腔功能研究。

In order to study on the basis of the aging article reference value functional and morphological in the oral cavity of Japanese children in recent years, in fiscal 2011 44 kindergarteners Kawasaki, in fiscal year 2012 280 elementary schoolchildren in Matsudo was carried out (dental cast, standard photo face, chewing aspect, lip closure force, tongue elevation pressure, the maximum bite force) jaw oral functionstudy.