Summary: By using distraction osteogenesis technique, 3 cases of mandibular hypoplasia were treated by home-made and Ger......

通过微机、单片机控制步进电机驱动口腔矫治器传动装置,控制下颌的移动及定位.将下颌移动定位系统和医学上的多导睡眠图监测分析系......