Estudio in vitro de la resistencia a la tracción de tres tipos de resinas fotopolimerizables para ortodoncia, en brackets metálicos a esmalte dental humano

Revista Latinoamericana de Ortodoncia y Odontopediatria

Sigüencia Cruz Valeria¹  García Pacheco Andrés¹  Bravo Calderón Estuardo¹ 

关键词: Resin;    Light cure;    strength;    adhesion;    metal brackets;   

DOI  :  

学科分类：口腔科学

来源: Ortodoncia.ws

【 摘 要 】

.Thepurposeofthisstudywastodeterminethetensilestrengthofthreelutingmaterialsforlight-curingorthodonticmetalbracketstodentalenamel.Theworkincluded60samples,dividedintothreegroupsof20teethandsubjectedtotensionusingtheuniversalforcestensometerRoelllZwickZ005.Results:GreenGloogroupwithanaverageof7.57Mpaistheresinwithgreatertensilestrength,followedTransbondXTresinwithanaverageof7.44MPaandfinallyHeliositresinwithanaveragetensilestrengthof6.89Mpa.ANOVAwasusedtoestablishsignificantdifferencesbetweenthe3groupsofresins.Conclusion:Thetensilestrengthofmetalbracketsbondedtohumanenamelwiththreetypesofresin,wasnotstatisticallysignificantasresinhavinggreatertensilestrengthofthegroupfollowedbyGrengGlooTrnasbondXTandHeliosit.

【 授权许可】

Unknown