Patent 9820829 was granted and assigned to Align Technology on November, 2017 by the United States Patent and Trademark Office.
Embodiments are provided for utilizing metallic portions in dental positioning appliances. One embodiment includes a removable dental positioning appliance having a shell having one or more cavities shaped to receive and reposition one or more teeth from a first orientation to a successive orientation and where at least a portion of the shell is formed from a metallic mesh material.