Étienne, Olivier Hampe-Kautz, Vincent FR Schwob, Thibault 2022-03-02 Chirurgie dentaire The statement of the color is a crucial step in the realization of a prosthetic treatment wich must answer on the one hand to functional criteria, but also to aesthetic imperatives in a society where the smile and the face harmony are an important element in the perception that others may have of ourselves.To meet these objectives, manufacturers regulary bring new devices to the market to guide dentists. Spectrophotometers are part of these innovations and are part of a global approach to modernizing practice. At first, this work aims to present the fundamentals of color. An original study was the carried out to compare three devices by statistically analyzing their degree of precision : The Rayplicker (Boréa, Limoges, France)/ Easyshade IV and V (Vitazahnfabrik, Bad Sackingen, Germany) The fundamental color parameters (luminosity, saturation and hue) were analyzed by calculating the intraclass coefficient of each of the three spectrophotometers. The values of the VitaClassical and Vita3DMaster shade guides were then compared by calculating the kappa coefficient. PDF Accès libre https://publication-theses.unistra.fr/public/theses_exercice/ODO/2022/2022_SCHWOB_Thibault.pdf fr http://www.sudoc.fr/27632871X Couleur Spectrophotomètres Reintiers Correspondance de teinte 617.6 La couleur en odontologie : étude comparative in vivo de la fiabilité intra-opérateur de trois spectrophotomètres : Thèse présentée pour le diplôme d'Etat de docteur en chirurgie dentaire le 02/03/2022 Thèse d'exercice Faculté de chirurgie dentaire These d'exercice Unistra