Patent ID: 9022781
Filing Date: 2015-05-05
Classification: A61C

Abstract:
1. A method of providing an orthodontic appliance for moving a patient's teeth, comprising: identifying a first position of one or more bracketed teeth; identifying a second position of the bracketed teeth according to a treatment plan; determining a tooth movement geometry based on a movement path of the bracketed teeth from the first position to the second position; fabricating an aligner comprising a first portion having teeth receiving cavities shaped to receive and resiliently position teeth, and a second portion having teeth receiving cavities shaped to receive bracketed teeth of the patient, the second portion shaped based on the movement path geometry and configured so as to accommodate movement of the patient's bracketed teeth between the first position and the second position of the treatment plan elicited by force from a bracket and wire orthodontic braces appliance worn by the patient, wherein the second portion accommodates movement of the patient's bracketed teeth relative to the second portion during movement between the first and second positions.