Patent · US Active

Method and system for making a dental restoration

US10849725B2 · kind B2 · utility

1Cited by

3References

8Claims

0Family size

Assignee

3M INNOVATIVE PROPERTIES COMPANY · US

Inventors

Malte Korten · Moorenweis, DE
Helmar B. Mayr · Kaufering, DE
Gallus Schechner · Herrsching am Ammersee, DE
Holger Hauptmann · Sindelsdorf, DE

Key dates

Filing date	Nov 2, 2017
Grant date	Dec 1, 2020
Priority date	—
Expiry date	Jun 8, 2039

Classification

Technology area (CPC G)Physics
CPC primaryG16H20/40
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A method and system for making a dental restoration are provided. The method comprises the step of providing a computer model of a three-dimensional reference surface that is based for example on a tooth structure of a tooth to be restored in a patient's dentition. The method further comprises the steps of visualizing the three-dimensional reference surface, providing a user operable virtual material deposition tool, and using the virtual material deposition tool to deposit a plurality of differently colored layers on the reference surface. The system provides functionality to perform the method of the invention. The invention preferably helps maximizing optical and geometrical quality in a dental restoration.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.