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患者石某,男13岁。口内检查:恒牙(牙合),磨牙中性关系,未萌,切端触之位于同侧鼻底部,之间的间隙为10mm,之间的间隙为3mm,前牙深覆(牙合)Ⅱ′。X片显示:低位阻生,牙体形态正常,牙冠下方有一5.5×7.0mm大小密度增高的阴影。 1.矫治经过 上颌用方丝弓矫治技术,首先用0.35mm镍钛丝排齐牙列,2月后换0.45mm不锈钢圆丝,间置镍钛推簧,分推向近中及向远中移动,待之间的间隙稍大于冠的近远中时,间置镍钛推簧维持其间隙,此时行牙瘤切除术,术中见牙瘤大小为5.5×7.0mm,囊壁内有形态异常、大小不等的畸形牙,
Shimou patients, male, 13 years old. Intraoral examination: permanent teeth (occlusal), molars neutral relationship, not adorable, cut end contact with the bottom of the ipsilateral nasal, the gap between the 10mm, the gap between the 3mm, the anterior deep occlusion (occlusion) Ⅱ '. X-ray showed: low obstruction, normal tooth shape, under the crown there is a shadow of 5.5 × 7.0mm increased density. 1. Orthodontics through the maxillary arch wire correction technology, first with 0.35mm nickel titanium wire alignment dentition, after February for 0.45mm stainless steel round wire, interspaced NiTi push spring, points to move in the near and far to move , To be slightly larger than the gap between the crown when the distance between the nickel-titanium push to maintain the gap between the time, at this time the line of tumor resection, surgery to see the size of the tumor is 5.5 × 7.0mm, there is a pattern within the capsule wall Abnormal, abnormal size teeth,