Invention Grant
- Patent Title: Aligner image based quality control system
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Application No.: US16937512Application Date: 2020-07-23
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Publication No.: US10970839B2Publication Date: 2021-04-06
- Inventor: Anatoliy Parpara , Ivan Kharpalev , Stephan Albert Alexandre Dumothier , Andrey Cherkas , Alexey Kalinichenko , Jack Shaw , Israel Velazquez
- Applicant: Align Technology, Inc.
- Applicant Address: US CA San Jose
- Assignee: Align Technology, Inc.
- Current Assignee: Align Technology, Inc.
- Current Assignee Address: US CA San Jose
- Agency: Lowenstein Sandler LLP
- Main IPC: G06K9/00
- IPC: G06K9/00 ; G06T7/00 ; A61C7/00 ; A61C13/00 ; G01N21/956 ; G06T7/521 ; G06T17/10

Abstract:
A method for analyzing a quality of an orthodontic aligner is described. The method includes receiving, by a processor, a digital representation of a fabricated orthodontic aligner, the digital representation having been generated based on imaging of the fabricated orthodontic aligner. The method further includes analyzing, by the processor, the digital representation of the fabricated orthodontic aligner to identify a quality-related property of the fabricated orthodontic aligner. The method further includes determining, based on the quality-related property, that the fabricated orthodontic aligner comprises a manufacturing flaw. The method further includes classifying, by the processor, the fabricated orthodontic aligner as requiring further inspection by a technician based on determining that the fabricated orthodontic aligner comprises the manufacturing flaw.
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