论文部分内容阅读
在下颌第一磨牙缺失的病例中,常发现未及时修复所造成的邻牙倾斜移位和广泛的牙颌改变。用倾斜牙作基牙时,突出的问题是(牙合)力不能够通过基牙的长轴传导和难与其它基牙求得共同就位道。此外,基牙倾斜移位使桥体间隙和楔状隙变小,也是修复时应该解决的问题。口腔矫正治疗在义齿修复上应用已久。矫正治疗用于下颌第一磨牙缺失后邻牙倾斜移位的病例,可使倾斜基牙复位或者
In the absence of the first mandibular first molar, it is often found that the adjacent teeth caused by not repaired in time and the wide range of dental mandibular changes. When using inclined teeth as the abutment, the outstanding problem is that the force of the occlusal force can not be transmitted through the long axis of the abutment and can not be found in common with other abutments. In addition, tilting the abutment to bridge the gap and wedge smaller, but also repair the problem should be solved. Orthodontics has long been used in the denture repair. Orthodontic treatment of mandibular first molar loss of adjacent teeth after the case of oblique displacement, tilt the abutment can be reset or