Accuracy of 3D facial scans: a comparison of three different scanning system in an in vivo study

pubmed

Prog Orthod. 2023 Dec 25;24(1):44. doi: 10.1186/s40510-023-00496-x. ABSTRACT BACKGROUND: The aim of the study was to compare the accuracy and reproducibility of three different 3D facial scanning systems, relying, respectively, on stereophotogrammetry, structured light and a smartphone app and camera. METHODS: Thirty subjects have been scanned with three different facial scanning systems, stereophotogrammetry, structured light…

Invisible treatment with lingual appliance for the correction of an adult class II subdivision with asymmetrical Wilson and Spee curves: A case report

pubmed

Int Orthod. 2023 Nov 29;22(1):100825. doi: 10.1016/j.ortho.2023.100825. Online ahead of print. ABSTRACT This article describes a class II subdivision malocclusion successfully treated by an invisible lingual appliance. The combination of en-masse distalization by interradicular palatal mini-screws and inner unilateral class II auxiliaries, first by intermaxillary elastic, later by a class II coil spring, resulted in…