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US 2018/0000564 A1Published application
Insertable and prefabricated attachments for an oral appliance
AssigneeAlign Technology, Inc.
InventorsBruce Cam, Crystal Tjhia, Rohit Tanugula, Dennis Te
Life of this patent
Estimating the term…
Abstract
A plastic shell such as an orthodontic aligner has an interior shape that substantially conforms to a current or future dental arch of a patient. The plastic shell includes a hollow feature comprising a cavity. The plastic shell additionally includes an object inserted into the cavity, wherein the object provides structural strength to the plastic shell at a location of the hollow feature and does not interfere with a fit of the plastic shell onto the dental arch of the patient.
Claims15
A method comprising:
- attaching an object to a mold of a dental arch;
- forming a shell over the mold and the object;
- and
- removing the shell and the object from the mold, wherein the object is retained inside of the shell.
1 more element
10-19. (canceled)
A plastic shell, comprising:
- an interior shape that substantially conforms to a current or future dental arch of a patient;
- a hollow feature comprising a cavity;
- and
- an object inserted into the cavity, wherein the object provides structural strength to the plastic shell at a location of the hollow feature and does not interfere with a fit of the plastic shell onto the dental arch of the patient.
1 more element
Dependencies are inferred from the claim text.