“许医生,我女儿小时候人人都夸漂亮,现在您看看10岁的小姑娘下巴后缩成这样?这长大了影响颜值可不好呀,您可得帮我想想办法呀!”近日,周女士带孩子焦急地找到长沙市口腔医院五一路院正畸科医生许雅芬咨询。许雅芬耐心接待了她,发现孩子有口呼吸、吐舌等不良习惯。
Clements KM, Bollen AM, Huang G, et al. Activationtime and material stiffness of sequential removable orthodontic appliances. Part 2: dental improvements.Am J Orthod Dentofacial Orthop, 2003, 124: 502-508.