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30例单侧上颌前牙唇向阻生的患者,分两组分别采用根尖向粘骨膜翻瓣术和封闭性助萌技术来检查在美学和牙周方面等的差别。其中1组18例患者采用根尖向粘骨膜翻瓣术(此粘骨膜瓣的蒂在根尖部,切口对着阻生牙齿的切缘或牙尖,向根尖翻瓣,暴露阻生牙牙冠少许,部分需去除少部骨组织,之后贴托槽或舌扣,直接行牵引(简称APF)。另一组12例采用封闭性助萌技术(即暴露阻生牙的牙冠贴托槽或舌扣,方法同APF,安装牵引装置后,缝合关闭切口,作封闭性牵引,简称CE)。CE组临床检查显示:牙齿已暴露后其远中
Thirty patients with unilateral maxillary anterior lip and lip impaction patients were divided into two groups using apical mucoperiosteal flap and closed adorable technique to check the difference in aesthetics and periodontal aspects. One group of 18 patients with apical mucoperiosteal flap flap (the mucoperiosteal pedicle in the root tip incision on the edge of the incisor tooth or cusp, flap flap to the root, exposing the impacted teeth Crown a little, part of the need to remove a small part of the bone tissue, after placement bracket or tongue buckle, direct line traction (APF) .The other group of 12 cases with aiding adolescent technique Or tongue buckle, the same method with the APF, the installation of traction devices, suture closure incision, closed traction, referred to as CE) .CE group of clinical examination showed that: after the teeth have been exposed far