Method for producing a dental prosthesis with a template

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United States of America Patent

PATENT NO 9918810
SERIAL NO

15532174

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Abstract

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The invention relates to a method for producing a dental prosthesis, wherein the dental prosthesis comprises a prosthesis base and a plurality of prosthesis teeth, wherein the method is carried out making use of a virtual three-dimensional dental prosthesis model of the physical dental prosthesis which is to be produced, and wherein the virtual three-dimensional dental prosthesis model comprises virtual prosthesis teeth and a virtual prosthesis base, with the steps:

    from the external form of the vestibular surfaces and/or occlusal surfaces of the virtual prosthesis teeth, and from the external form of the vestibular surface of the virtual prosthesis base of the virtual three-dimensional dental prosthesis model, a virtual model of a template is calculated, such that a region of the virtual surface of the virtual template is formed by a negative of the vestibular surfaces and/or occlusal surfaces of the virtual prosthesis teeth and of the virtual prosthesis base, wherein the location and the orientation of the virtual prosthesis teeth relative to one another and relative to the virtual prosthesis base remain retained in the negative;producing of a physical template with a CAM method on the basis of the data of the virtual model of the template;placing and securing of physical prosthesis teeth in the template, wherein the vestibular surfaces and/or occlusal surfaces of the prosthesis teeth are placed in the surface of the template formed by the negative matching thereto; andsecuring the physical prosthesis teeth to a physical prosthesis base, wherein the prosthesis base is inserted into the template fitted with the prosthesis teeth, such that the vestibular surface of the prosthesis base is placed in the matching surface of the template formed by the negative.

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Patent Owner(s)

Patent OwnerAddress
HERAEUS KULZER GMBH63450 HANAU

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Funk, Matthias Hanau, DE 7 20
Redemann, Helmut Frankfurt am Main, DE 4 19
Sagolla, Jochen Frankfurt am Main, DE 3 15

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