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Ex Vivo Effects Of An Orthodontic-Specific Bleaching System On Tooth Color And Existing Bracket Bonding, Kirk James Bean
Ex Vivo Effects Of An Orthodontic-Specific Bleaching System On Tooth Color And Existing Bracket Bonding, Kirk James Bean
Student Theses, Dissertations and Capstones
Objective: The purpose of this ex vivo study was to assess the changes in tooth color and existing orthodontic bracket bonding when exposed to a bleaching agent. Methods: 120 freshly extracted human premolars were equally divided into 4 groups: a negative-control group, a positive-control bleaching group, a bracket-bonded group, and a bracket bonded-bleached group. The bleaching protocol was carried out as recommended by the manufacturer of Opalescence Go® – 30 minutes each day for 10 consecutive days. The color value of each tooth was measured daily by spectrophotometry for the negative-control group and the positive-control bleaching group in 6 different …