本研究选择安氏Ⅱ类错(牙合)女性患者。青少年30名(平均年龄12.5岁),成年人26名(27.6岁),用Edgewise矫治器进行治疗。测量分析治疗前后头侧位X线片。结果显示青少年与成人的治疗变化存在差异。两组AOBO不调均明显减小,但作者认为其机制不同。青少年通过A点后移达到矫治目的,功能(牙合)平面稳定。成 This study selected Class Ⅱ malocclusion female patients. Thirty young people (mean age 12.5 years) and 26 adults (27.6 years old) were treated with the Edgewise appliance. Measurement analysis before and after treatment of the first lateral X-ray film. The results show differences in the treatment of adolescents and adults. AOBO two groups were not significantly reduced, but the authors believe that the mechanism is different. Adolescent through the A point after the shift to achieve the purpose of correction, functional (occlusal) plane stability. to make