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通过抽查20名用Edgewise细丝弓技术矫治的青少年错患者矫治结束时的功能,发现85%的人有以下一种或一种以上障碍:前伸干扰、侧方干扰、下颌从后退接触位(RCP)向牙尖交错位(ICP)偏斜滑动、早接触;而在上下颌第二磨牙区容易出现干扰。障碍的存在可使功能异常并成为颞颌关节紊乱症的潜在病因。矫治结束时对进行功能检查并根据学原则进行处理应是正畸矫治程序的一个部分。
By examining the function of 20 adolescent patients treated with the Edgewise filament arch technique at the end of correction, we found that 85% had one or more of the following disorders: prolapse interference, lateral interference, mandibular retraction from the touch position ( RCP) to the cusp tip (ICP) slipped, early contact; and prone to interference in the second molar area of the upper and lower jaw. The presence of an impairment can make the function abnormal and become a potential cause of TMJ disorders. Orthodontics should be performed as part of orthodontic procedures by performing functional tests at the end of orthodontic treatment and according to school rules.