Method of producing a dental restoration using cad/cam

Details Method of producing a dental restoration using cad/cam Method of producing a dental restoration using cad/cam

A - Human Necessities

61

C

A61C 5/04 (2006.01) A61C 13/00 (2006.01)

Patent

CA 2200397

A method of making a dental porcelain restoration comprises providing a soft-sintered dental porcelain pellet; milling the soft-sintered pellet under the control of a CAD/CAM system to provide a tooth structure; investing the tooth structure with an investment refractory material to provide an invested tooth structure; fusing the invested tooth structure; and removing the investment refractory material from the fused tooth structure to provide the dental restoration.

Méthode de fabrication pour une restauration du feldspath dentaire comprenant les étapes suivantes : fournir une pastille molle frittée de feldspath dentaire, broyer la pastille molle frittée au moyen d'un système CFAO afin d'obtenir la structure d'une dent, enduire la structure de la dent d'un revêtement de matière réfractaire pour obtenir une structure dentaire enduite, souder la structure dentaire enduite, puis retirer la matière réfractaire de la structure dentaire soudée afin d'obtenir la restauration dentaire.

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