公开(公告)号：US20190053878A1

公开(公告)日：2019-02-21

申请号：US16107017

申请日：2018-08-21

Applicant: Align Technology, Inc.

Inventor： Heng Cao ,  Vadim Matov ,  John Y. Morton ,  Jon Moss ,  Ryan Kimura

IPC: A61C7/08 ,  A61C7/00

Abstract: The present invention provides methods and systems including orthodontic tooth positioning appliances. An exemplary appliance can include teeth receiving cavities shaped such that, when worn by a patient, repositioning the patient's teeth from a first arrangement toward a subsequent or target arrangement. Appliances can include a cavity having one or more shaped features or protrusions shaped and/or positioned so as to apply a desired force to a patient's tooth received in the cavity and move the tooth along a desired path or direction.