Associação de técnicas para otimizar a eficácia e estabilidade do clareamento de dentes não vitais: relato de caso e acompanhamento clínico ao longo do tempo

Abstract

The chromatic changes in anterior teeth compromise the aesthetic harmony of the smile, impairing the patient's well-being and self-esteem. Teeth whitening is a conservative procedure in the treatment of non-vital and darkned teeth, which allows preservation of dental structure compared to most invasive procedures, such as facets or crowns. The aim of the present study was discussing, through a case report, the association of techniques for bleaching non-vital darkned teeth and evaluate the effectiveness and the color satability of this tecnique over time through a clinical follow-up of twelve months. For the purpose a clinical case of a patient attended at the Dental Clinic of UFJF-GV was performed. After clinical and radiographic evaluation, the central incisor was darkened, light degree, without the presence of cracks or restorations satisfactory endodontic treatment, absence of symptomatology and radiographic alterations. The prognosis was favorable to endogenous whitening, the treatment was defined to reestablish the aesthetic harmony of the smile through the association of bleaching techniques (Walking Bleach / Power Bleaching / and supervised) associated to the microssonics concept, employing optical microscope and ultrasound to maximize the removal of restorative and endodontic materials from the pulp chamber, enhancing the action of bleaching agents. After three weeks of execution of protocol demonstred success in the dental parameter of dental bleaching, incial color (C1) to final (B1), color stability and absence of cervical reabsorption during a one-year period of observations. It can be concluded that the association dental whitening techniques associated the concept "Microssonics", was effective, provides satisfactory results and regarding aesthetic harmony of the smile, promoting color stability and absence of cervical reabsorption after the follow-up period.