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笔者自1986年以来应用钛镍丝制作固定矫正器,矫治前牙反32例,获得满意效果、兹介绍如下: 材料与方法材料由32名前牙反(牙合)者,其中乳牙期8名,替牙期11名,恒牙初期13名。其性别为男13名,女19名。矫治器组成包括弓丝、托槽、带环及附件(弹力圈)。具体作法是:1.按常规制作6|6/6|6带环,带环颊侧焊0.8mm内径的颊面管。2.用φ0.46mm钛镍丝按标准的牙弓弧度弯制与牙
Since 1986, the author made the use of titanium nickel wire fixation appliance, correction of anterior ridges reversed 32 cases, to obtain satisfactory results, are as follows: Materials and methods Materials from the 32 anterior teeth (occlusal) who, including deciduous period of 8 11 for dentition, 13 for permanent teeth. The gender is 13 males and 19 females. The appliance consists of archwire, brackets, belt loop and attachment (elastic loop). The specific practices are: 1. According to conventional production 6 | 6/6 | 6 with a ring, with a buccal welding of 0.8mm diameter buccal tube. 2. With φ0.46mm titanium nickel wire according to the standard curvature of the arch curvature and teeth