Patent ID: 8062034
Filing Date: 2011-11-22
Classification: A61C,G16H

Abstract:
1. A computer-aided design (CAD) system comprising: a computer; a display device that is directed by the computer to display an image of a dental restoration body, the dental restoration body including a plurality of distinct dentally specific indicia, each indicium being a single, selectable, unique type of dental feature that is different from other types of the indicia; an input device that inputs a command to the computer to reference any of the plurality of distinct dentally specific indicia to select a portion of the image to be modified, the selected portion being defined, at least in part, by one or more of the distinct dentally specific indicia referenced by the command; and at least one design tool that enables the selected portion to be modified in any of a plurality of directions, wherein the plurality of distinct dentally specific indicia include at least one of a preparation border, an equator, a marginal crest, and a fissure, and wherein, when the command references the preparation border, the selected portion extends from the preparation border to a center of an occlusal surface, wherein, when the command references the equator, the selected portion is located between the preparation border and the marginal crest, wherein, when the command references the marginal crest, the selected portion extends from the equator to the center of the occlusal surface, and wherein, when the command references the fissure, the selected portion is the occlusal surface delimited by the marginal crest.