Courtesy of Dental Economics:

"As CAD/CAM technology continues to be integrated into dental offices and laboratories, the benefits of its use cannot be overstated. Dental CAD/CAM systems and relevant materials allow clinicians to offer a variety of innovative dental services to many of their patients who otherwise may receive less than optimal care, or require multiple and time-consuming appointments. Digitally fabricated models and restorations have been shown to demonstrate greater accuracy when compared to those fabricated using conventional procedures. CAD/CAM technologies help to eliminate human errors that lead to inaccuracies and remakes, as well as alleviate concerns over material costs and manual handling..."

http://www.dentaleconomics.com/articles/print/volume-104/issue-6/features/cad-cam-technologies.html

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patent's dentition