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Treatment progress tracking and recalibration

  • US 10,052,174 B2
  • Filed: 03/23/2015
  • Issued: 08/21/2018
  • Est. Priority Date: 06/08/2007
  • Status: Active Grant
First Claim
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1. A method for identifying and correcting deviations of a patient'"'"'s teeth from an orthodontic treatment plan, the method comprising:

  • scanning a patient'"'"'s teeth with a scanner to form an unsegmented three-dimensional (3D) model of a current tooth arrangement of the patient;

    comparing, using one or more processors, a previously segmented 3D digital model of a target tooth arrangement specified by the orthodontic treatment plan to the unsegmented 3D digital model of a current tooth arrangement of the patient;

    identifying, using one or more processors, a discrepancy between the current tooth arrangement and the target tooth arrangement based on the comparing; and

    generating, using one or more processors, a modified orthodontic treatment plan in response to the identified discrepancy.

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