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US 5,475,912 AGranted
Method for making dental prostheses
AssigneeSandvik AB
InventorErik Sundstrom
Life of this patent
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Abstract
Method for making dental crowns or onlays, comprising the steps of forming an aluminium foil (14) after the prepared surface (13) of the tooth or the top (23) of a dental post or implant (21), anodic oxidizing the foil all through to oxide foil, firing the oxide foil at temperatures above 700.degree. C. to alpha-corundum and applying a ceramic top layer.
Claims8
A method for making dental crowns and onlays, comprising the steps of:
- forming an aluminum foil to conform to a prepared surface onto which it will be attached,
- anodic oxidizing the foil all through to from an oxide foil,
- firing the oxide foil at a temperature above 700.degree. C. to alpha-corundum, and
- applying a ceramic top layer to the foil.
1 more element
Dependencies are inferred from the claim text.