KR20180098646A - 치과용 수복재의 제조 방법 - Google Patents
치과용 수복재의 제조 방법 Download PDFInfo
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- KR20180098646A KR20180098646A KR1020187021840A KR20187021840A KR20180098646A KR 20180098646 A KR20180098646 A KR 20180098646A KR 1020187021840 A KR1020187021840 A KR 1020187021840A KR 20187021840 A KR20187021840 A KR 20187021840A KR 20180098646 A KR20180098646 A KR 20180098646A
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- 239000000463 material Substances 0.000 title claims abstract description 98
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- 229910010293 ceramic material Inorganic materials 0.000 claims abstract description 92
- 239000000203 mixture Substances 0.000 claims abstract description 25
- 238000000034 method Methods 0.000 claims abstract description 24
- 238000003825 pressing Methods 0.000 claims abstract description 7
- MCMNRKCIXSYSNV-UHFFFAOYSA-N ZrO2 Inorganic materials O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 23
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims description 23
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 claims description 16
- 239000000395 magnesium oxide Substances 0.000 claims description 9
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 9
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 9
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 5
- 229910000420 cerium oxide Inorganic materials 0.000 claims description 5
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 claims description 5
- RUDFQVOCFDJEEF-UHFFFAOYSA-N yttrium(III) oxide Inorganic materials [O-2].[O-2].[O-2].[Y+3].[Y+3] RUDFQVOCFDJEEF-UHFFFAOYSA-N 0.000 claims description 5
- 229910020599 Co 3 O 4 Inorganic materials 0.000 claims description 4
- 229910052804 chromium Inorganic materials 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 229910052748 manganese Inorganic materials 0.000 claims description 4
- 229910052759 nickel Inorganic materials 0.000 claims description 4
- 229910052719 titanium Inorganic materials 0.000 claims description 4
- 229910052720 vanadium Inorganic materials 0.000 claims description 4
- 229910052771 Terbium Inorganic materials 0.000 claims description 2
- 239000000919 ceramic Substances 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- 229910052727 yttrium Inorganic materials 0.000 claims description 2
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 claims description 2
- 230000008602 contraction Effects 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 202
- 238000005245 sintering Methods 0.000 description 31
- 150000001875 compounds Chemical class 0.000 description 18
- 239000013078 crystal Substances 0.000 description 15
- 210000004268 dentin Anatomy 0.000 description 15
- 230000007704 transition Effects 0.000 description 15
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 12
- 238000003801 milling Methods 0.000 description 12
- 238000000227 grinding Methods 0.000 description 8
- 229910004298 SiO 2 Inorganic materials 0.000 description 6
- 230000006835 compression Effects 0.000 description 6
- 238000007906 compression Methods 0.000 description 6
- 238000005452 bending Methods 0.000 description 5
- 239000008187 granular material Substances 0.000 description 5
- 238000011960 computer-aided design Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 230000003287 optical effect Effects 0.000 description 4
- 239000007858 starting material Substances 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 2
- 238000005238 degreasing Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 210000004283 incisor Anatomy 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 2
- 102000011842 Serrate-Jagged Proteins Human genes 0.000 description 1
- 108010036039 Serrate-Jagged Proteins Proteins 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C13/00—Dental prostheses; Making same
- A61C13/08—Artificial teeth; Making same
- A61C13/081—Making teeth by casting or moulding
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Abstract
Description
도 2는 도 1b)의 더 상세한 도면이고,
도 3은 상이한 재료 특성들의 영역들을 갖는 블랭크이고,
도 4는 상이한 재료 특성들의 영역들을 갖는 추가의 블랭크이고,
도 5는 상이한 재료 특성들의 다수의 영역들을 갖는 블랭크의 상면도이고,
도 6은 도 4에 상응하는 블랭크이고,
도 7은 도 6에 따른 블랭크로부터 유도된 치아 대체물이고,
도 8은 도 7에 따른 치아 대체물에 상응하는 가상 모델과 함께, 도 6에 따른 블랭크의 가상 모델이고,
도 9는 도 8의 대안적인 표현이고,
도 10은 어셈블리, 및 이와 함께 수행될 수 있는 방법 단계의 개략도이고,
도 11은 도 10b)의 더 상세한 도면이고,
도 12는 블랭크의 특성을 보여주는 개략도이고,
도 13은 도 12에 따른 블랭크로부터 제조된 브릿지(bridge)의 개략도이고,
도 14는 또 다른 방법의 개략도이다.
Claims (5)
- 조성이 상이한 세라믹 재료의 영역들 또는 층들을 갖는 치과용 수복재(dental restoration)를 블랭크로부터 제조하는 방법으로서,
a) 부을 수 있는 조건에서 제1 세라믹 재료의 제1 층을 몰드(mold)(310) 내에 충전하는 단계,
b1) 상기 제1 층의 표면을 가로질러 볼 때 그 높이가 영역별로 상이하게 보이는 방식으로 상기 제1 층을 구조화하고, 이어서 부을 수 있는 조건에서 상기 제1 층과는 조성이 상이한 제2 세라믹 재료를 제2 층으로서 상기 몰드 내에 충전하거나, 또는
b2) 상기 제1 층(414)을 충전한 후, 부을 수 있는 조건에서 제1 세라믹 재료와 상이한 추가의 세라믹 재료의 추가의 층(427)을 상기 몰드 내에 충전하고, 상기 제1 층의 재료를 상기 추가의 층의 재료와 혼합하여 중간층(428)을 형성하고, 이어서 제2 세라믹 재료를 상기 몰드 내에 충전하거나, 또는
b3) 상기 제1 층을 충전한 후 상기 제1 층 내에 적어도 하나의 제1 개방 캐비티(open cavity)(318)를 형성하고 이어서 상기 적어도 하나의 제1 개방 캐비티 내에 제2 세라믹 재료를 충전하는 단계로서,
상기 세라믹 재료는 산화이트륨(Y2O3), 산화칼슘(CaO), 산화마그네슘(MgO) 및/또는 산화세륨(CeO2)으로 도핑된 이산화지르코늄을 함유하고, 상기 제1 층(14)의 재료는 실온에 존재하는 안정화된 결정형의 색 및 비율의 측면에서 상기 제2 층(24)의 재료와 상이한, 단계,
c) 상기 세라믹 재료들을 가압하여 블랭크를 형성하는 단계,
d) 상기 몰드로부터 상기 블랭크를 제거하는 단계,
e) 상기 블랭크를 온도 처리하는 단계로서,
여기서, 상기 방법 단계 a) + b1), 또는 a) + b2), 또는 a) + b3)에 따라, 온도 처리 후의 층들 및/또는 영역들이 디지털 데이터 세트로서 이용 가능한 예정된 과정을 나타내는 방식으로, 상기 세라믹 재료를 상기 몰드 내에 충전하고/하거나 상기 몰드 내에서 처리하는, 단계,
f) 상기 치과용 수복재 또는 상기 치과용 수복재에 상응하는 형태를, 수축을 고려하여 가상 설계하는 단계,
g) 상기 블랭크를 가상으로 표현하고, 상기 블랭크 내의 상기 가상으로 표현된 치과용 수복재 또는 상기 형태를, 상기 층들 및/또는 영역들의 재료 특성을 고려하여 위치선정하는 단계,
h) 상기 가상으로 배열된 치과용 수복재 또는 상기 형태의 상기 블랭크 내에서의 위치에 상응하는 상기 블랭크를 위한 데이터를 결정하는 단계,
i) 상기 데이터를 기기로 전송하여, 상기 블랭크로부터 상기 치과용 수복재 또는 상기 형태를 유도하는 단계
를 포함하는, 방법. - 제1항에 있어서, 여러 개의 제1 개방 캐비티(318)가 상기 제1 세라믹 재료(314)의 층 내에 형성되고, 상기 제2 세라믹 재료가 상기 캐비티 내에 충전됨을 특징으로 하는, 방법.
- 제1항에 있어서, 복수의 상기 제1 개방 캐비티(318) 중의 적어도 일부가 상이한 내부 기하구조를 가짐을 특징으로 하는, 방법.
- 제1항에 있어서, 적어도 상기 제2 세라믹 재료가 그룹 Pr, Er, Tb, Fe, Co, Ni, Ti, V, Cr, Cu, Mn으로부터의 원소로 이루어진 적어도 하나의 착색 산화물, 바람직하게는 Fe2O3, Er2O3 또는 Co3O4로 착색됨을 특징으로 하는, 방법.
- 제1항 내지 제4항 중 어느 한 항에 있어서, 상기 제1 및/또는 제2 세라믹 재료(314, 320)에 사용되는 재료가, 상기 제1 재료 중의 산화이트륨의 퍼센티지가 7.0중량% 내지 9.5중량%이고/이거나 상기 제2 및/또는 추가의 세라믹 재료 중의 산화이트륨의 퍼센티지가 4.5중량% 내지 7.0중량%인 재료이고, 상기 제1 세라믹 재료 중의 산화이트륨의 퍼센티지는 상기 제2 또는 추가의 세라믹 재료 중의 산화이트륨의 퍼센티지보다 큰 것임을 특징으로 하는, 방법.
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| DE102015122865.3 | 2015-12-28 | ||
| DE102015122865.3A DE102015122865A1 (de) | 2015-12-28 | 2015-12-28 | Verfahren zur Herstellung einer dentalen Restauration |
| PCT/EP2016/082550 WO2017114785A1 (en) | 2015-12-28 | 2016-12-23 | Method for producing a dental restoration |
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| KR20180098646A true KR20180098646A (ko) | 2018-09-04 |
| KR102120036B1 KR102120036B1 (ko) | 2020-06-09 |
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| ES2770082T3 (es) | 2020-06-30 |
| ES2924750T3 (es) | 2022-10-10 |
| EP3569188B1 (en) | 2022-05-11 |
| JP2019508090A (ja) | 2019-03-28 |
| EP3698752A1 (en) | 2020-08-26 |
| JP7225278B2 (ja) | 2023-02-20 |
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| EP3569188A1 (en) | 2019-11-20 |
| EP3698752B1 (en) | 2021-10-06 |
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| US10842599B2 (en) | 2020-11-24 |
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| CA3007609C (en) | 2020-09-08 |
| EP3389555A1 (en) | 2018-10-24 |
| BR112018012881A2 (pt) | 2018-12-04 |
| AU2016383559B2 (en) | 2019-10-10 |
| CN108697493A (zh) | 2018-10-23 |
| DE102015122865A1 (de) | 2017-06-29 |
| KR102120036B1 (ko) | 2020-06-09 |
| CN108697493B (zh) | 2020-06-05 |
| ES2901934T3 (es) | 2022-03-24 |
| EP3389555B1 (en) | 2019-10-30 |
| RU2709555C1 (ru) | 2019-12-18 |
| JP2021087793A (ja) | 2021-06-10 |
| CA3007609A1 (en) | 2017-07-06 |
| AU2016383559A1 (en) | 2018-06-28 |
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