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ID:33985254
大小:3.17 MB
页数:42页
时间:2019-03-03
《成人安氏ⅲ类错(牙合)拔牙与非拔牙矫治对颊旁间隙影响的分析》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、万方数据中文摘要其余测量项目治疗前后变化无统计学意义(尸>0.05)。2.3拔牙与非拔牙组治疗前后各测量项目变化的比较非拔牙组SNA增加了1.16士0.240,拔牙组SNA减小了0.54+0.18。;非拔牙组SNB减小了0.27+0.170,拔牙组SNB减小了1.24+0.250;非拔牙组ANB增加了1.39士0.170,拔牙组ANB增加了0.71+0.260;非拔牙组ANS.Me/N.Me增加了0.0007+0.00130,拔牙组ANS.Me/N.Me增加了0.0076士0.00190;非拔牙组U1-NA(度)增加了3.22士1.170,拔
2、牙组U1.NA(度)减小了4.80i0.880;非拔牙组U1.NA(ram)增加了0.81+0.52mm,拔牙组U1一NA(mm)减小了2.97+0.50mm;非拔牙组组U1.SN(度)增加了4.38+1.190,拔牙组U1一SN(度)减小了4.10-士1.叭o;非拔牙组L1.NB(度)增加了0.5Q士1.140,拔牙组L1-NB(度)减小了4.86+0.770:非拔牙组L1一NB(mm)增加了0.50士O.36mm,拔牙组L1.NB(mm)减小了2.47+0.46mrn;非拔牙组L1.MP(度)增加了0.74+1.150,拔牙组L1.MP(
3、度)减小了4.75+0.860;非拔牙组U1.L1(度)减小了5.15+1.850,拔牙组U1.L1(度)增加了8.51+1.210;非拔牙组鼻唇角减小了3.23士1.170,拔牙组鼻唇角增加·了3.06+1.330;非拔牙组TUL.Eline增加了0.48+0.15mm,拔牙组TUL.Eline减小了1.28+0.24ram;非拔牙组TLL.Eline减小了0.01+0.21mm,拔牙组TLL.Eline减小了1.8910.31mm。以上测量项目两组间变化的差异均有统计学意义(P<0.05)。3颊旁间隙与头影测量各测量项目间的相关性结果经P
4、earson相关性检验,颊旁间隙变化与MP.FH(产.0.299,P<0.05)、L1.NB(度)(严.0.430,P<0.01)、L1-NB(mm)(产.0.345,P<0.05)、L1.MP(度)(r=-0.430,P<0.01)呈负相关,与Ul—Ll(度)(严0.31l,P<0.05)呈正相关;与TLL.Eline(严.0.320,P<0.05)呈负相关,与鼻唇角(尸O.482,P<0.01)呈正相关。结论:拔牙矫治对成人安氏Ⅲ类患者颊旁间隙没有影响,非拔牙矫治导致其颊旁间隙减小;成人安氏III类患者颊旁间隙的大小与患者垂直骨面型、下前
5、牙倾斜度及上下唇回收量的变化有关。关键词:成人,安氏ⅡI类错验,颊旁间隙,软硬组织,拔牙与非拔牙4万方数据萎查塑墨StudyofInfluenceonBnccalCorridorsinAdultPatientswithAngle’SClassIIIMalocclusionbyExtractionandNonextractionTreatmentABSTRACTObjective:TheaimwastostudytheinfluenceonbuccalcorridorsinadultpatientswithAngle’SclassIIImalo
6、cclusionbyextractionandnon-extractiontreatmenttoresearchtherelevantfactorsthathaveeffectsonbuccalcorridorandtohelpdrawinguptheorthodontictreatmentplanandassessingtheresultsclinicallybyanalyzingthepretreatmentandposttreatmentfrontalsmilingphotographsandcephalometricsofAngle’
7、SclassIIImalocclusionadultpatientswhohadreceivedorthodontictreatmenteitherwithorwithoutpremolarextractions.Methods:1Thesubjects’inclusioncriteriaandgrouping:Inthisselectedretrospectivestudy,forty-fiveadultpatientswithAngle’SClassIllmalocclusionwhoattendedandhadfinishedtheir
8、orthodontictreatmentintheDepartmentofOrthodontics,HospitalofStomatology,HebeiMedic
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