正畸治療中頰面管與帶環(huán)對牙周健康影響的研究.pdf

1、中圖分類號—R7—835UDC610碩士學位論文密級』妞Theresearchontheperiodontalhealthinfluenceofbuccaltubesandmolarbandsinorthodontictreatment正畸治療中頰面管與帶環(huán)對牙周健康影響的研究作者姓名：泰樂普學科專業(yè)：口腔醫(yī)學研究方向：口腔臨床醫(yī)學學院(系、所)：湘雅二醫(yī)院指導教師：肖立偉副教授論文答辯日期幽蔓立o)]答辯委員會中南大學二0一三年五月T

2、heresearchontheperiodontalhealthinfluenceofbuccaltubesandmolarbandsinorthodontictreatmentABSTRACTobjective：TocomparethesideeffectsofmolarbandsandbuccaltubesonperiodontalhealthduringorthodontictreatmentMethods：Weselected1

3、4patientswhomtreatedwithfixedappliance，theyallintheagerangeof12—16yearsforeachonechoosingtwofirstmolarsandoneofsecondmolarsinmandibleasresearchobjects，itisatotalof42teethWebondedbothabuccaltubeandamolarbandinthefirstmola

4、rsofmandible，usingthestochasticmethodtodecidewhichsidebondedthebuccaltube，bondingitinthemiddleofthetoothcrownTakethesecondmolarinbuccaltubesideasablankcontr01Inthisstudy28firstmolarswereselectedastheexperimentalgroupand1

5、4secondmolarswithoutfixedapplianceasthecontrolgroupExperimentalgroupcanbedividedintotwosmallgroupsBuccalgroup，the14molarswhichusedthebuccaltubesinorthodontictreatmentMoralgroup，the14teethwhichusedthemolarbandsinorthodont

6、ictreatmentGingivalindexandPoketprobingdepthwererecordedforclinicalevaluation，IL一1andIL一6weretesteduseELISAinthisstudyResults：TherewasnodifferenceinalloftheindexesamongthreegroupsbeforeourexperimentAfterplacingfixedappli

7、ance6monthsand12months，bothoftheexperimentalgroups(buccaltubegroupandmolarbandgroup)showedthatGI，PPDcontinuedtoincreaseComparedwithbaseline，theyhadsignificantdifference(P005)，themeanvalueoftheGI，PPDinmolarbandgroupwaslar

8、gerthanbuccaltubeguoupAfterplacingfixedappliance6monthsand12months，bothoftheexperimentalgroupsshowedthatIL一1andIL一6continuedtoincreaseComparedwithbaseline，theyhadsignificantdifference(P005)Inaddition，therewassignificantd