论文部分内容阅读
当矫正治疗时,特别是对双尖牙的旋转治疗,往往会遇到意想不到难以解决的问题。总结以往各种治疗方法,作者等最近研究出一种简易方法并获得了良好的疗效,因此对有关这方面的结果作以下报告。结构如附图是一种采用舌侧弓线的装置。例如4的颊侧向近中倾斜接近60°,如图1的病例,首先制作66带环,按一般方法作出舌侧弓线,然后在舌弓的1或2附近焊接0.9毫米钢丝,并安装矫正用的多圈弹簧(内
When corrective treatment, especially for the treatment of bicuspid rotation, often encounter unexpected problems difficult to solve. Summarizing all kinds of treatment methods in the past, the authors recently developed a simple method and obtained good curative effects. Therefore, the following reports on the results in this regard were made. The structure shown in the figure is a device that uses the lingual archwire. For example, the buccal side of 4 is tilted nearly 60 ° proximally, as in the case of Fig. 1, the 66 loops are first made, the lingual arch is made as usual, and 0.9 mm steel wire is welded around 1 or 2 of the lingual arch and mounted Correction with the multi-lap spring (inside