Method of making a facing for a dental restoration, facing for a dental restoration, and method of making a dental restoration
Assignee3M Innovative Properties Company
InventorsBernd K. Burger, Holger Hauptmann
Life of this patent
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Abstract
A method of making a facing for a dental restoration. The method comprises the step of providing a facing precursor from which the facing is obtainable, and wherein the facing precursor is comprised of an open-celled material. The method provides for efficient manufacturing of dental restorations with optimized characteristics.
Claims28
A method of making a facing for a dental restoration, comprising the step of:
- providing a facing precursor from which the facing is obtainable, and wherein the facing precursor is comprised of an open-celled material.
A facing precursor for making a facing for a dental restoration, comprising an open-celled pre-sintered material.
A facing for a dental restoration, comprising a sintered material, wherein the sintered material is obtainable from sintering a facing precursor.
Method of machining a facing precursor for making a facing, comprising the step of:
- controlling a CNC machine based on data related to the shape of the facing precursor which are obtained from a CAD system, wherein the facing precursor is proportionally enlarged with respect to the facing.
Dependencies are inferred from the claim text.