论文部分内容阅读
正畸支抗的正确设计和合理使用是决定矫治成功的关键因素之一。传统的支抗设计如橫腭杆、腭托、头帽口外弓,因存在不易控制、舒适性较差或依赖患者合作等不足,一定程度上影响了矫治效果,延长了疗程。长期以来,国内外学者一直在积极寻求一种稳定可靠、美观舒适的支抗控制方式。2
The correct design and rational use of orthodontic anchorage is one of the key factors that determine the success of orthodontic treatment. The traditional design of the support such as transverse palate, palatal plate, head and hatch outside the bow, due to the existence of difficult to control, less comfortable or dependent on patient cooperation and other deficiencies, to a certain extent, affected the treatment effect, to extend the course of treatment. For a long time, domestic and foreign scholars have been actively seeking a stable and reliable, beautiful and comfortable method of support control. 2