Process for preparing a dental glass ceramic restoration

Abstract

The present invention provides a process for preparing a dental restoration comprising the following steps: (a1) providing a dental glass ceramics mill blank and machining an indirect dental restoration from the mill blank, or (a2) providing a dental glass ceramics press blank and pressing an indirect dental restoration from the press blank; and (b) heat treating the indirect dental restoration obtained in step (a1) or (a2) at a temperature below the melting point of the dental glass ceramics for at least 15 seconds by irradiating light having a wavelength in the range of 350 to 500 nm, for preparing the dental restoration. Moreover, the present invention provides a dental furnace, in particular for use in the process of the present invention.

Dependencies are inferred from the claim text.