The device was mounted to the tooth-band . 2 weeks after the alveolus bone resection the tooth-bone complex monofocal transport disc ( MTD ) were performed by complete horizontal subapical and vertical interdental osteotomy at the same time the distractor and the arch wire were fixed .

模型建立2周后，行上颌水平根尖下及垂直牙间截骨， 制作第 四军医 大学 硕士 学位论文牙骨复合体单转运盘，同时固定牵张器并安装单领牙 弓弓丝。