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Method, system, and computer-readable medium for uncovering and planning an accurate dental preparation

  • US 8,897,526 B2
  • Filed: 05/06/2011
  • Issued: 11/25/2014
  • Est. Priority Date: 05/06/2011
  • Status: Active Grant
First Claim
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1. A procedure for creating a dental prosthetic, the procedure comprising:

  • registering three-dimensional (3D) dental impression image data of a tooth restoration site and 3D x-ray image data of the tooth restoration site;

    automatically removing image data corresponding to soft tissue in the tooth restoration site from the 3D dental impression image data based on a distinction in the 3D x-ray image data between soft tissue and hard tissue; and

    demarcating, in the 3D dental impression image data, a preparation margin of a prepared tooth from which soft tissue was removed, in the tooth restoration site.

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