Intraoral scanners were introduced in order to increase patient comfort and improve dentist lab communication. Acquiring optical impressions of the prepared teeth eliminates the need for conventional impression procedures and improves patient comfort. Intraoral scanner software offers since 2017, color shade determination, by analyzing the tooth shade of the obtained 3D model. In this study we tested the accuracy of an intraoral scanner color selection capabilities compared with a dental spectrophotometer, considered as reference. Statistical differences were found between the two system tested when the results were expressed in both Vita Classical and Vita 3D Master shade tabs codification.
Keywords: Intraoral scanner; shade tab; spectrophotometer; tooth color.