The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 17, 2025

Filed:

Jul. 31, 2023
Applicant:

Align Technology, Inc., San Jose, CA (US);

Inventors:

Roman A. Roschin, Moscow, RU;

Evgenii Vladimirovich Karnygin, Moscow, RU;

Sergey Grebenkin, Moscow, RU;

Alexey Lazarev, Moscow, RU;

Dmitry Guskov, Moscow, RU;

Ivan Slepynin, Moscow, RU;

Alexey Vladykin, Balashikha, RU;

Alexander Vovchenko, Moscow, RU;

Alexander Beliaev, Moscow, RU;

Assignee:

Align Technology, Inc., San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61C 7/00 (2006.01); A61C 9/00 (2006.01); G06T 7/00 (2017.01);
U.S. Cl.
CPC ...
A61C 7/002 (2013.01); A61C 9/0053 (2013.01); A61C 9/0046 (2013.01); G06T 7/0014 (2013.01);
Abstract

Methods for detecting missing or ectopic teeth. At least one tooth that is missing or ectopic may be detected in a dental arch by determining that a gap between adjacent teeth of a digital model of the dental arch exceeds a gap threshold. At least one tooth of the dental arch may be determined to be ectopic by performing an ectopic analysis of a region of the digital model of the dental arch above or below the gap. Anatomical identifiers may be assigned to the teeth of the digital model of the dental arch to account for the at least one tooth that is missing or ectopic. An orthodontic treatment plan to reposition one or more teeth of the dental arch using the assigned anatomical identifiers of the teeth of the digital model of the dental arch may be created.


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