purpose:dental shade guides are commonly used for color determination and should be disinfected and sterilized. the purpose of this study was to evaluate the color change of vita 3d master shade tabs after disinfection and sterilization. material and methods:overall, 98 samples (shade tabs) were randomly selected from 14 new, unused vita 3d sets, including the following shades: 2m1, 3l1.5, 3m1,...

AIM There is limited and inconsistent information on some factors affecting visual shade selection. The aim of this study was to evaluate the influence of shade guide type and professional experience on shade-matching results. MATERIALS AND METHODS Thirty Dental students (DS), 30 General dentists (GDs) and 30 Dental specialists (S) participated in this study. The participants were asked to ma...

Purpose:Dental shade guides are commonly used for color determination and should be disinfected and sterilized. The purpose of this study was to evaluate the color change of Vita 3D Master shade tabs after disinfection and sterilization. Material and methods:Overall, 98 samples (shade tabs) were randomly selected from 14 new, unused Vita 3D sets, including the following shades: 2M1, 3L1.5, 3M1,...

OBJECTIVE To evaluate the effect of long term utilization of chemical disinfectants on the color of porcelain shade guides. METHODOLOGY three chemical disinfectants were used in this study: Minuten spray, Lysol ICQuaternary Disinfectant Cleaner (QDC), and Lysol IC Ready to Use Disinfectant Cleaner (RDC). Simulation of disinfecting cycles for one year, two years, and three years were done on V...

BACKGROUND AND OBJECTIVES This in vitro study compared the shade matching abilities of an intraoral spectrophotometer and the conventional visual method using two shade guides. The results of previous investigations between color perceived by human observers and color assessed by instruments have been inconclusive. The objectives were to determine accuracies and interrater agreement of both met...

PURPOSE OF THE STUDY The purpose was to investigate the differences in tooth shade value according to age, gender and skin color among a sample of the local population in Bengaluru, India. METHODOLOGY The study comprised 100 subjects belonging to both gender between the age groups of 16 years to 55 years. Tooth shade values of permanent maxillary left or right central incisors were recorded u...

This article is the third in a series of review articles discussing the applications of color science to the clinical practice of dentistry. This installment discusses contemporary techniques for shade selection of teeth, as well as, challenges to successful clinical matching of the tooth shade to dental restorative materials. match. This article will discuss the visual and automatic device tec...