Bleaching Discolored Devital Teeth with Using Of New Agents

Absract : The discoloration of teeth on front part form fundamental aesthetic problemes. In order to treat this kinds of teeth, different methods have been used. Yet the most conservatif one is intracoronal bleaching technique. Various agents such as sodium perborate, hydrogen peroxide, carbamide peroxide and sodium perborate have been used as bleaching agent. 30% of hydrogen peroxide has been shown to cause resorption in cervical areas. But nowadays this effect has been proved not to be existed in the newly developed agents. Formula of 40% Hydrogen Peroxide also includes potassium nitrate and flüoride which reduces sensitivity and strengthens enamel and the expected sensitivity in patients has been seen to decrease after bleaching. In this case report, the two patients who had the discolored anterior teeth depending on the endodontic treatment were presented. In line with these findings, 40% of hydrogen peroxide, and sodium perborate were used for the discolored non-vital teeth and by taking the photos of the patient before and after the treatment, they were evaluated objectively.