Evaluation of Bond Systems Associated or not to Grape Seed Proanthocyanidin in Cervical Dentinary Hypersensitivity Control

2020 
Abstract The purpose of this study was to clinically evaluate the bond systems Adper Single Bond 2 (3M ESPE) and  Ambar (FGM) associated or not with previous dentin treatment with grape seed extract (Vitis vinifera) for cervical dentin hypersensitivity (HD) treatment. To evaluate dental sensitivity degree tactile and evaporative stimuli were used. After stimuli exposure patients were asked to associate sensitivity experienced to a verbal pain scale, ranging from zero to three. Twenty patients were pre-selected, among which 10 were invited to participate in the study according to inclusion criteria, from those patients were evaluated an amount of 20 teeth with HD, which were classified according to the degree of sensitivity presented, following: Grade 1 = 8 (40%), Grade 2 = 6 (30%) and Grade 3 = 6 (30%). Teeth were randomly distributed among the 4 material groups evaluated, so that each group had n = 5. After bond application, the sample was reexposed to stimuli for up to 3 weeks. Significant reduction in pain sensitivity was observed in all four groups, all materials showed immediate and up to 3 weeks efficacy in HD control. It is  possible to conclude that the products tested were able to satisfactorily control cervical dentin hypersensitivity. Keywords: Dentin Sensitivity. Adhesives. Grape Seed Extract. Resumo O objetivo do presente estudo foi avaliar clinicamente os sistemas adesivos convencionais Adper Single Bond 2 (3M ESPE) e Ambar (FGM) associados ou nao ao tratamento previo da dentina com extrato de semente de uva (Vitis vinifera) rico em proantocianidinas no controle da hipersensibilidade dentinaria (HD) cervical. Para avaliar os graus de sensibilidade dentinaria foram utilizados estimulos mecânico e evaporativo. Em seguida a exposicao aos estimulos os pacientes associavam a sensibilidade experienciada a um dos graus de uma escala verbal de dor, variando de zero a tres. Foram triados 20 pacientes, dentre os quais 10 tornaram-se elegiveis para participacao na pesquisa de acordo com criterios de inclusao pre-estabelecidos, destes pacientes foram avaliados na pesquisa 20 dentes com HD, estes foram classificados de acordo com o grau de sensibilidade apresentado, resultando na seguinte distribuicao: Grau 1 = 8 (40%), Grau 2 = 6 (30%) e Grau 3 = 6 (30%). Os dentes foram distribuidos de forma aleatoria entre os 4 grupos de materiais avaliados, de modo que cada grupo tivesse n=5. Apos a aplicacao dos materiais foi feito o controle com reexposicao aos estimulos por ate 3 semanas. Foi observada diminuicao significativa da sensibilidade dolorosa em todos os quatro grupos, todos os materiais mostraram eficacia imediata e ate 3 semanas no controle de HD. Podemos concluir que os produtos testados foram capazes de controlar satisfatoriamente a hipersensibilidade dentinaria cervical. Palavras-chave: Sensibilidade da Dentina. Adesivos. Extrato de Sementes de Uva.
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