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前牙反是错畸形中较常见的一种。反不仅影响容貌,而且对多种口腔功能也有很大的影响。临床上大部分反(牙合)病人都可以采用整畸的办法予以矫治。本文就我院1988年～1995年间收治的154例反(牙合)作一分析。 1 临床资料 1.1 临床矫治前牙反(牙合)患者154例。其中男性78例,女性76例。年龄4～22岁。其中乳牙列15例,混合牙列113例,恒牙列26例。 1.2 矫治方法 (1)上颌(牙合)垫矫治器:共123例,年龄6～22岁,乳牙列9例,混合牙列96例,恒牙列18例。戴用矫正器时间15天～18月。 (2)下前牙连冠斜面导板矫治器:共21例,年龄4～14岁,乳牙列5例,混合牙列15例,恒牙列1例。矫治时间4天～15天。
Anterior crossbite is the most common type of malformation. Reversal not only affects the appearance, but also a variety of oral functions have a great impact. Most clinically opposed (occlusal) patients can be used to correct orthodontic treatment. This article on our hospital from 1988 to 1995 admitted 154 cases of anti (occlusal) for an analysis. 1 Clinical data 1.1 clinical treatment of anterior teeth (occlusion) patients in 154 cases. There were 78 males and 76 females. Age 4 to 22 years old. Of which 15 cases of deciduous teeth, mixed dentition in 113 cases, permanent dentition in 26 cases. 1.2 correction methods (1) maxillary (occlusal) pad appliance: a total of 123 cases, aged 6 to 22 years, 9 cases of deciduous teeth, mixed dentition in 96 cases, 18 cases of permanent dentition. Wearing orthosis time 15 days to 18 months. (2) Lower anterior incisor inclined bevel guide appliance: a total of 21 cases, aged 4 to 14 years, 5 cases of deciduous teeth, mixed dentition in 15 cases, permanent dentition in 1 case. Correction time 4 days to 15 days.