儿童上颌埋伏多生牙109例临床分析初探

109 Cases Clinical Studies of Children of maxillary supernumerary teeth

目的通过临床观察与及时治疗儿童上颌埋伏多生牙，减少对患儿牙胚发育障碍。方法选自1996年1月至2008年12月来自门诊就诊109例患者,均采用手术拔除。结果109患者上颌埋伏多生牙好发顺序为混合牙列期〉恒牙列期〉乳牙列期，男性明显多于女性，男女之比约为2：1。结论埋伏多生牙均应早期拔除并接受正畸治疗，是早期诊断与治疗儿童上颌埋伏多生牙的关键。

Objective By clinically observation and correct children maxillary supernumerary on time is the best way to reduce the happens of children development disorders. Methods Select 109 outpatient clinic cases of whom birth are from Jan, 1996 to Dec, 2008. Among of them are 62 male and 47 female. Average age are 10 years old. All of them were applied as extraction surgery. Results In 109 maxillary supernumerary teeth cases, the ordering of their predilection for the mixed dentition is period of permanent teeth out and period of primary teeth out. Males are more than females. The ratio is 2 in 1. Conclusion Children with maxillary su- pernumerary teeth should be dental corrected and extracting surgery in early period. It is the key of prevention and treatment for children with maxillary supernumerary teeth.