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US 12,642,626 B2Granted
Palatal expansion appliances and methods of producing and using the same
AssigneeAlign Technology, Inc.
InventorsPeter Dorfinger, Jennifer Marie Chavez
Life of this patent
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Abstract
The present disclosure provides multi-material orthodontic appliances useful for expanding a palate or arch of a patient, and, in some case, moving one or more teeth of the patient from a first to a second location according to a treatment plan. Further provided herein are methods for producing and using such multi-material orthodontic appliances on an individualized basis where each appliance is tailored to the specific treatment requirements of a patient.
Claims20
A multi-material orthodontic appliance, comprising:
- a shell comprising a first material, wherein the shell contains:
- a teeth-receiving portion;
- and
- a palatal portion comprising a cavity;
- and
- a second material located in the cavity, and
- wherein the first material comprises a first portion and a second portion, wherein the second portion is a thermo-cured polymeric material, and the first portion is not thermo-cured.
4 more elements
A multi-material orthodontic appliance, comprising:
- a shell comprising a first material, wherein the shell contains:
- a teeth-receiving portion;
- and
- a palatal portion comprising a cavity;
- and
- a second material located in the cavity, and
- wherein the first material comprises an interpenetrating polymer network (IPN).
4 more elements
Dependencies are inferred from the claim text.