US 12,239,499 B2
Method of manufacturing a dental restoration
Daniel Weiss, Heddesheim (DE); Oliver Nowarra, Leimen (DE); and Peter Fornoff, Reichelsheim (DE)
Assigned to Dentsply Sirona Inc., York, PA (US)
Appl. No. 17/640,966
Filed by DENTSPLY SIRONA Inc., York, PA (US); and SIRONA DENTAL SYSTEMS GMBH, Bensheim (DE)
PCT Filed Sep. 21, 2020, PCT No. PCT/EP2020/076237
§ 371(c)(1), (2) Date Mar. 7, 2022,
PCT Pub. No. WO2021/058418, PCT Pub. Date Apr. 1, 2021.
Claims priority of application No. 19199319 (EP), filed on Sep. 24, 2019.
Prior Publication US 2022/0338965 A1, Oct. 27, 2022
Int. Cl. A61C 13/00 (2006.01); A61C 9/00 (2006.01)
CPC A61C 13/0004 (2013.01) [A61C 9/0053 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A method of manufacturing a dental restoration, the method comprising:
preparing, in a construction step (S2), through a construction means construction data for a dental tool machine for machining the dental restoration from a workpiece, wherein the construction data defines at least the geometry of the dental restoration within the workpiece; and
starting machining, in a starting step (S3), of the dental restoration from the workpiece in accordance with the construction data, and;
starting preparing, in a preparing step (S4), before termination of the construction step (S2), the dental tool machine at least through equipping the dental tool machine with consumables, including a dental tool, the workpiece, and a cooling lubricant provided in a tank for starting the starting step (S3), and completing preparing the dental tool machine before start of the starting step (S3).