JP7170536B2 - 歯科用物体をビルドアップするための方法及びシステム - Google Patents
歯科用物体をビルドアップするための方法及びシステム Download PDFInfo
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/10—Processes of additive manufacturing
- B29C64/106—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
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- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Animal Behavior & Ethology (AREA)
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- Optics & Photonics (AREA)
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- Mechanical Engineering (AREA)
- Dental Tools And Instruments Or Auxiliary Dental Instruments (AREA)
- Dental Prosthetics (AREA)
- Dental Preparations (AREA)
Description
(i)物体の三次元形状を、その形状を表すコンピュータ処理可能なデータの形態で決定するステップと、
(ii)少なくとも第1及び第2の成分を混合して硬化性組成物を形成するステップと、
(iii)ノズルを介して硬化性組成物を堆積させるステップと、
(iv)そのデータに基づいてコンピュータ制御によってノズルを移動して、硬化性組成物を漸増堆積させることにより物体をビルドアップすることと組合わせて、ステップ(ii)及び(iii)を実行するステップと、を含む。
Claims (10)
- 歯科用物体をビルドアップする方法であって、
(i)前記歯科用物体の三次元形状を、前記三次元形状を表すコンピュータ処理可能なデータの形態で決定するステップと、
(ii)第1の成分、第2の成分、及び、第3の成分を供給するステップと、
(iii)前記第1の成分、前記第2の成分、及び、前記第3の成分を混合して硬化性組成物を形成するステップと、
(iv)ノズルを介して前記硬化性組成物を堆積させるステップと、
(v)前記コンピュータ処理可能なデータに基づいてコンピュータ制御により前記ノズルを移動することと組合わせて前記ステップ(iii)及び(iv)を実行して、前記硬化性組成物を漸増的に堆積させることにより前記歯科用物体をビルドアップするステップと、
を含み、
前記第1の成分は、光重合性組成及び光開始剤を含み、
前記第2の成分は、第1の着色剤を含み、
前記第3の成分は、前記第1の着色剤とは異なる第2の着色剤を含み、
前記第1の成分、前記第2の成分、及び、前記第3の成分の前記混合は、連続的に分注しながら前記第1の成分、前記第2の成分、及び、前記第3の成分の一又は複数の可変流量に基づいて段階的な色変化を有する硬化した組成物を供給可能である、方法。 - 前記硬化性組成物が前記ステップ(iv)においてまだ完全に硬化しないように、前記硬化性組成物が選択され、かつ前記ステップ(iii)及び(iv)が実行される、請求項1に記載の方法。
- 前記第2の成分及び前記第3の成分は、異なる物理的特性を有する前記硬化した組成物を提供するように構成された、請求項1又は2に記載の方法。
- 混合用の前記第1の成分、前記第2の成分、及び、前記第3の成分は、それぞれ第1の流量A、第2の流量B、及び第3の流量Cで供給され、前記第2の流量B、及び、前記第3の流量Cは、ともに共通流量Dを規定し、前記共通流量Dは一定であり、流量A:流量Dの混合比は、一定である、請求項3に記載の方法。
- 前記硬化性組成物は、歯科用組成物である、請求項1から4のいずれか一項に記載の方法。
- 前記歯科用物体は、歯科修復物又は歯列矯正ブラケットの形状に対応する、請求項5に記載の方法。
- 前記歯科用物体は、歯科用ブランクである、請求項5に記載の方法。
- 幾何学的に所定の支持構造体を用意するステップと、
前記硬化性組成物を前記支持構造体上に直接堆積させて、歯科用ブランクを形成するステップと、
前記支持構造体を使用して、ミリング仕上げ又は研削用の機械の受け部で前記歯科用ブランクを支えるステップと、
前記ミリング仕上げ又は研削用の機械の補助により、前記歯科用ブランクから歯科用物体を機械仕上げするステップと、
を更に含む、請求項1から7のいずれか一項に記載の方法。 - 堆積中に粘度を変更するための励起に前記硬化性組成物を曝露するステップを更に含む、請求項1から8のいずれか一項に記載の方法。
- 堆積した硬化性組成物の増分を照射するステップを更に含む、請求項1から9のいずれか一項に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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EP15194204.2 | 2015-11-12 | ||
EP15194204 | 2015-11-12 | ||
PCT/US2016/061130 WO2017083382A1 (en) | 2015-11-12 | 2016-11-09 | A method of and system for building up a dental object |
Publications (3)
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JP2018533431A JP2018533431A (ja) | 2018-11-15 |
JP2018533431A5 JP2018533431A5 (ja) | 2019-12-19 |
JP7170536B2 true JP7170536B2 (ja) | 2022-11-14 |
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US (1) | US11071607B2 (ja) |
EP (1) | EP3373845B1 (ja) |
JP (1) | JP7170536B2 (ja) |
CN (1) | CN108289725B (ja) |
BR (1) | BR112018009758B1 (ja) |
WO (1) | WO2017083382A1 (ja) |
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US11130269B2 (en) | 2017-10-24 | 2021-09-28 | Riham M. Selim | Full color 3D printing pen and related systems and methods |
US20220125553A1 (en) * | 2020-10-27 | 2022-04-28 | Marc Lemchen | Methods for Direct Printing of Orthodontic and Dental Appliances onto the Teeth of a Patient |
WO2022253429A1 (en) * | 2021-06-02 | 2022-12-08 | Rayo 3D Biotech Oy | Preparation of a restoration |
US11992998B2 (en) * | 2021-09-13 | 2024-05-28 | Artechx Technologies, Llc. | Method for fabricating shell-shaped dental appliance |
TWI788153B (zh) * | 2021-12-22 | 2022-12-21 | 法藍瓷股份有限公司 | 可調成色和透光之陶瓷義齒的三維積層設備及方法 |
WO2023176792A1 (ja) * | 2022-03-15 | 2023-09-21 | 株式会社トクヤマデンタル | 歯科切削用ミルブランク及びその製造方法 |
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BR112018009758B1 (pt) | 2021-06-01 |
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EP3373845A1 (en) | 2018-09-19 |
JP2018533431A (ja) | 2018-11-15 |
EP3373845B1 (en) | 2023-04-12 |
US11071607B2 (en) | 2021-07-27 |
WO2017083382A1 (en) | 2017-05-18 |
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US20180325635A1 (en) | 2018-11-15 |
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