让牙齿自然脱落妙招.docx
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1、让牙齿自然脱落妙招 摘要目的:探讨乳牙滞留对恒牙萌出及牙颌面发育的影响。方法:选择我科诊治的400例患者,共2011颗滞留乳牙进行分析,年龄518岁。结果:滞留乳牙以下颌乳中切牙最多,占24.99%;健康状况正常的有210例,仅占10.42%;其中在有继承恒牙的1994颗中,萌出正常的仅202颗,占10.13%。结论:乳牙滞留可影响患者的牙颌面发育,导致错牙合畸形。 关键词乳牙滞留;错牙合畸形 中图分类号R782 文献标识码A 文章编号1008-6455(2011)04-0577-02 Clinical analysis of deciduous teeth retention on perm
2、anent teeth eruption anddentomaxillofacial development ZHAO Fang (Department of Oral and Maxillofacial Surgery,The Sixth Peoples Hospital of Anyang,Anyang 455000, Henan,China) Abstract:ObjectiveTo investigate the effect of deciduous teeth retention on permanent teeth eruption and dentomaxillofacial
3、development.MethodsTotally 2011 deciduous tooth retention were chosen to analyze in 400 patients of the age from 5 to 18 years who diagnosed in our department.Results The mandibular deciduous central incisors were the most in the retention of deciduous tooth and accounted for 24.99%.The health statu
4、s of 210 deciduous tooth retention were normal and accounted for only 10.42%.In the 1994 succedaneous permanent tooth,202 permanent tooth erupted normally and accounted for 10.13%.ConclusionDeciduous teeth retention can affect the dentomaxillofacial development and lead to malocclusion deformity. Ke
5、y words:deciduous teeth retention;malocclusion deformity 临床工作中常常见到因乳牙滞留导致的恒牙萌出错位,继而引发永久性错牙合畸形。现就我科2006年10月2008年10月接诊的400例518岁乳牙滞留患者与牙颌畸形的关系进行分析。 1材料和方法 400例患者中共2011颗乳牙,最少的3颗,最多的7颗,人均5.03颗,男性218例,女性182例,男女比例为1.2:1,年龄518岁,平均9岁。 2结果 2.1乳牙滞留的个数分布:滞留3颗者48例,为总人数的12%;4颗108例,为27%;5颗139例,为34.75%;6颗107例,为26.7
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- 牙齿 自然 脱落 妙招
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