IP Library › Granted Patent US 11,730,567
Granted Patent B2
US 11,730,567 · App. 15/311,301 · Granted Aug 22, 2023

Orthodontic apparatus and method for producing an orthodontic apparatus

Inventors: Simon Graf (Bern, CH); Roland Kiss (Au, CH); Mark Kabashi (Au, CH)
Assignee: Digital Smile GMBH
A61C7/002A61C7/08A61C7/10B33Y10/00B33Y80/00
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Quick Facts
Patent No.
US 11,730,567
App. No.
15/311,301
Granted
Aug 22, 2023
Kind
B2
Abstract

An orthodontic apparatus ( 1; 10 ) is designed with at least one orthodontically effective element ( 4; 12 ) and at least one holding element ( 5; 13 ) for holding the apparatus ( 1; 10 ) on the jaw, whereby the apparatus ( 1; 10 ) is designed in one piece. In a method for producing an orthodontic apparatus, an electronic data set is produced for a three-dimensional model ( 2 ) of a jaw to which the apparatus is supposed to be attached. Further, a virtual positioning of one or more orthodontic elements ( 4; 12 ) of the apparatus on jaw model ( 2 ) takes place. An electronic data set of a three-dimensional model ( 3; 11 ) of the apparatus is subsequently produced. The apparatus ( 1; 10 ) is then produced by an additive and/or removal production method according to the data set of the apparatus model.

Claims (28)

1. An orthodontic apparatus comprising:

an orthodontically effective element comprising a left half and a right half, the left and right halves being integrally formed together with one another as a single piece part together with a holding element for holding the apparatus on a jaw of a user; and

an adjustment element comprising a prefabricated component,

said orthodontically effective element being a wire-type framework comprising left and right wire-type linkages extending from respective tooth-abutting portions thereof to an adjustment element accommodating portion thereof which accommodates the adjustment element, wherein said orthodontically effective element is formed, together with said holding element, of a material that is distributed in layers around the adjustment element and hardened therewith.

2. The orthodontic apparatus according to claim 1 , wherein said tooth-abutting portions are configured to extend over a plurality of teeth and are shaped to a contour of the teeth.

3. The orthodontic apparatus according to claim 1 , wherein said holding element is configured to be disposed on or at least partially around a tooth.

4. The orthodontic apparatus according to claim 1 , wherein said material comprises a plurality of different materials that are used for different regions of the apparatus.

5. The orthodontic apparatus according to claim 1 , wherein said material is bonded chemically.

6. The orthodontic apparatus of claim 1 , each of the left and right halves of the orthodontically effective element having an area devoid of material, said area being bounded by said left or right respective wire-type linkages, left or right respective further linkages, said respective tooth-abutting portions, and said adjustment element accommodating portion.

7. A method of producing an orthodontic apparatus, the apparatus comprising:

an orthodontically effective element comprising a left half and a right half, the left and right halves being integrally formed together with one another as a single piece part together with a holding element for holding the apparatus on a jaw of a user; and

an adjustment element comprising a prefabricated component;

said orthodontically effective element being a wire-type framework comprising left and right wire-type linkages extending from respective tooth-abutting portions thereof to an adjustment element accommodating portion thereof which accommodates the adjustment element, wherein said orthodontically effective element is formed, together with said holding element, of a material that is distributed in layers around the adjustment element and hardened therewith;

the method comprising the following steps:

producing an electronic data set for a virtual three-dimensional model of a jaw, to which the apparatus is to be attached;

virtual positioning, on the virtual jaw model, of said orthodontically effective element of the apparatus and said holding element for holding the apparatus on the jaw;

virtual positioning of the adjustment element virtually relative to said orthodontically effective element;

producing an electronic data set for a three-dimensional model of the apparatus; and

producing the apparatus by an additive production method according to the data set of the apparatus model.

8. The method according to claim 7 , wherein the left half and the right half of the orthodontically effective element are positioned independently of one another and are joined together into an apparatus model.

9. The method according to claim 7 , wherein after production of the apparatus further elements are added by an additive production method and/or existing elements or parts of elements are removed by a removal production method.

10. The method according to claim 7 , wherein, when producing the apparatus, the apparatus is produced in such a way that with a hardening of consecutive material layers of the additive production method heat arising from already produced portions of the apparatus is shielded or discharged.

11. The method according to claim 7 , wherein during the step of producing the apparatus said material comprises a plurality of different materials that are used for different regions of the apparatus.

12. The method according to claim 7 , wherein with the virtual positioning of said orthodontically effective element, said orthodontically effective element is shaped on the virtual jaw model.

13. An orthodontic apparatus comprising:

an orthodontically effective element comprising a left half and a right half, the left and right halves being integrally formed together with one another as a single piece part via intermediate crosspieces, at least one of the left and right halves comprising a holding element for holding the apparatus on a jaw of a user; and

an adjustment element comprising a prefabricated component;

said orthodontically effective element being a wire-type framework comprising left and right wire-type linkages extending from respective tooth-abutting portions thereof to an adjustment element accommodating portion thereof which accommodates the adjustment element, wherein said orthodontically effective element is formed, together with said holding element, of a material that is distributed in layers around the adjustment element and hardened therewith, wherein the adjustment element is configured to separate the left and right halves via transmission of separation force through the left and right linkages after removal of said intermediate crosspieces.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 19, 2017
From: SMILE AG GRAF
To: DIGITAL SMILE GMBH
Reel/Frame 041014/0267 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 17, 2017
From: GRAF, SIMON; KISS, ROLAND; KABASHI, MARK
To: SMILE AG GRAF
Reel/Frame 040980/0350 →
Priority Claims (1)
CH 00787/14 · May 23, 2014 · national
Continuity (1)
Related Publication 20170079747A1 · Mar 23, 2017