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本文报告52例开(牙合)畸形的外科整复治疗,其中前牙开(牙合)7例,前牙伴部分磨牙开(牙合)17例,前牙开(牙合)伴部分磨牙开(牙合)及反(牙合)16例,前牙开(牙合)伴磨牙反(牙合)8例,一侧开骀另一侧反(牙合)4例。骨性开(牙合)均伴有颌面畸形,表现为颌骨前突后缩,或不对称畸形。外科整复方法颇多,采用牙槽骨段截骨术11例,下颌体部截骨术9例,下颌升枝部截骨术27例,上颌LeFort Ⅰ型截骨术5例。通过复查与随访:牙性开(牙合)作牙槽骨段截骨术的病例较满意,上颌作LeFon Ⅰ型截骨术的2例,也未发现有失败的病例。
This article reports 52 cases of open occlusion surgical treatment, including open anterior occlusal occlusion in 7 cases, anterior teeth with partial molars open (occlusal) in 17 cases, anterior teeth open (occlusal) with partial molars Open occlusion and anti-occlusion in 16 cases, anterior occlusion with molar anti-occlusion in 8 cases, one side of the open side of the other side of the anti (occlusion) in 4 cases. Osteotomy (occlusion) are associated with maxillofacial deformity, the performance of the jaw anterior process shrinkage, or asymmetric deformity. Surgical resection method quite a lot, with alveolar bone osteotomy in 11 cases, 9 cases of mandibular body osteotomy, mandibular ligation osteotomy in 27 cases, 5 cases of maxillary LeFort Ⅰ osteotomy. Through the review and follow-up, the cases of alveolar bone osteotomy were more satisfactory. There were 2 cases of LeFon Ⅰ type osteotomy in the maxilla and no cases of failure were found.