Stress relaxation resistant orthodontic appliance

Abstract

An orthodontic appliance formed from a material comprising an interpenetrating polymer network material or a semi-interpenetrating polymer network material to prevent or reduce stress relaxation of the material during use by a patient. A method of forming an orthodontic appliance from a material including an interpenetrating polymer network material or a semi-interpenetrating polymer network material to prevent or reduce stress relaxation of the material during use by a patient.

Description

[0001] Cross References to Related Applications [0002] This application claims the benefit of U.S. Provisional Application No. 62 / 863,868, filed June 19, 2019, which is incorporated herein by reference. technical field [0003] The subject matter of the present disclosure relates generally to the field of orthodontic devices. More specifically, the present disclosure relates to user-removable orthodontic appliances. Background technique [0004] One goal of orthodontics is to move a patient's teeth into a functionally and / or aesthetically optimized position. Traditionally, appliances such as braces are applied to the patient's teeth by the attending physician, and the set of braces exerts a constant force on the teeth and gradually pushes them into their intended position. Over time, through a series of clinical exams and your doctor's reactive adjustments to the braces, aligners move the teeth toward their final destination. [0005] Recently, alternatives to tradition...

AI Technical Summary

Problems solved by technology

As a result, aligners typically need to be replaced on a weekly basis, and the manufacturer must preset some overshoot into the aligner to account for stress relaxation, which is an undesirable quality for aligners

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