Abstract
Objective: To describe a clinical case of whitening and to present the results obtained with the treatment of the patient. For the purpose of this case, the technique of whitening Walkig Bleach was used in a devitalized tooth, using the association of sodium perborate with chlorhexidine gel 2%. Results: After three sessions the efficacy of the technique was observed, which restored the natural color of the whitened tooth returning the aesthetics and self-esteem of the patient. Conclusion: The technique of Bleaching Walking Bleach has been shown to be a good alternative for the treatment of darkened dentition teeth, since it is a more conservative technique and does not require dental structure wear.