The Construction And Analysis Of Xinjiang Kazak Juvenile Normal Occlusion Model And Dental Arch Curvature

Objective:this purpose of this study is aim to establish the XinJiang kazak juvenile normal occlusion model to measure analysis,establish normal and kazak in XinJiang region teenagers normal tooth measurement curvature of normal bow.Methods:according to Andrews six normal occlusion,the 2th middle school in Changji and the 36 th middle school in Urumqi to been investigate,it was strictly selected 100 normal occlusion,the age range 13 from 15.Each person was taken model impression and then make dental model,measurement the height of clinical crown,the width and depth of dental arch,the index of Pont and bolton.Use SPSS20.0 statistical software for analysis and compare the difference between male and female in domestic and foreign.Through Beta function and computer software to draw kazak juvenile normal tooth bow.Result: 1).The height of clinical crowns depth and width of dental arch in XinJiang kazak juvenile normal occlusion have exist gender differences was discovered(P<0.05)and to compared with other ethnic groups alike(P < 0.05).Constructed the dental arch curvature of kazak juvenile.3).figured out the dates of Bolton,dental arch and Pont index is not gender difference(P>0.05).Conclusion:1).Through the measurement model of kazak,we have obtained the database of normal occlusion.2).There were differences of XinJiang kazak teenagers' the height of clinical crown,the width and depth of dental arch,the database which the male more than female.3).It exist racial,regional and sexual discrepancies of the index of dental arch,Pont and Bolton.4).The curvature of the kazak ethnic tooth bow for clinical diagnosis,treatment and research in orthodontic to provide certain references.