Patent ID: 7125248
Filing Date: 2006-10-24
Classification: A61C,B33Y

Abstract:
1. A system for repositioning teeth from an initial tooth arrangement to a final tooth arrangement, said system comprising a plurality of dental incremental position adjustment appliances including: a first appliance having a geometry selected to reposition the teeth from the initial tooth arrangement to a first intermediate arrangement; one or more intermediate appliances having geometries selected to progressively reposition the teeth from the first intermediate arrangement to successive intermediate arrangements including a last intermediate arrangement; and a final appliance having a geometry selected to progressively reposition the teeth from the last intermediate arrangement to the final tooth arrangement, wherein the appliances comprise polymeric shells having cavities, wherein the cavities of successive shells have different geometries shaped to receive and resiliently reposition teeth from one arrangement to a successive arrangement and wherein at least one appliance includes one or more receptacles each adapted to receive an attachment device.