发明名称 Method of making a dental restoration from a frame and a veneer
摘要 A method of making a dental restoration is provided. The dental restoration comprises a frame and a veneer. An inner veneer surface and an outer frame surface are adapted to be mated with one another to form the dental restoration. The method in particular comprises steps of (a) providing an outer veneer surface; (b) determining an outer frame surface, based on the outer veneer surface; (c) determining an inner veneer surface, based on the outer frame surface; and (d) providing an inner frame surface, based on a natural tooth surface. The method may be advantageous for rapid, precise and inexpensive manufacturing of a dental restoration.
申请公布号 US8770975(B2) 申请公布日期 2014.07.08
申请号 US200913139692 申请日期 2009.12.01
申请人 3M Innovative Properties Company 发明人 Waizenegger Josef A.;Meurer Till;Hiebel Thomas B.;Kirchner Bastian P.;Kraemer Michael A.
分类号 A61C5/10;A61C13/08;G06F19/00;A61C13/00;A61C13/20 主分类号 A61C5/10
代理机构 代理人 Huang X. Christina
主权项 1. A method of making a dental restoration from a frame and a veneer, the frame and the veneer having inner and outer surfaces, wherein the inner frame surface corresponds to an inner surface of the dental restoration, and the outer veneer surface corresponds to an outer surface of the dental restoration, with the inner veneer surface and the outer frame surface being adapted to be mated with one another to form the dental restoration, the method implemented with a computer system with one or more processors and memories, the method comprising the steps of: (a) providing an outer veneer surface in the form of surface data; (b) determining, by the one or more processors, an outer frame surface in the form of surface data, based on the outer veneer surface; (c) determining, by the one or more processors, an inner veneer surface in the form of surface data, based on the outer frame surface; and (d) providing an inner frame surface in the form of surface data, based on a natural tooth surface prepared to receive the dental restoration.
地址 St. Paul MN US
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