KR101226779B1 - 다공성 임플란트 - Google Patents
다공성 임플란트 Download PDFInfo
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- KR101226779B1 KR101226779B1 KR1020087002839A KR20087002839A KR101226779B1 KR 101226779 B1 KR101226779 B1 KR 101226779B1 KR 1020087002839 A KR1020087002839 A KR 1020087002839A KR 20087002839 A KR20087002839 A KR 20087002839A KR 101226779 B1 KR101226779 B1 KR 101226779B1
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- implant
- inlay
- average porosity
- green compact
- porosity
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- 239000007943 implant Substances 0.000 title claims abstract description 82
- 238000000034 method Methods 0.000 claims description 41
- 239000000463 material Substances 0.000 claims description 21
- 238000005245 sintering Methods 0.000 claims description 21
- 239000006260 foam Substances 0.000 claims description 14
- 238000004519 manufacturing process Methods 0.000 claims description 12
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 229910010272 inorganic material Inorganic materials 0.000 claims description 4
- 239000011147 inorganic material Substances 0.000 claims description 4
- 239000006262 metallic foam Substances 0.000 claims description 4
- 238000004663 powder metallurgy Methods 0.000 claims description 4
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000005049 combustion synthesis Methods 0.000 claims description 2
- 239000011148 porous material Substances 0.000 claims description 2
- 230000003746 surface roughness Effects 0.000 claims description 2
- 238000001356 surgical procedure Methods 0.000 abstract description 3
- 208000014674 injury Diseases 0.000 abstract description 2
- 230000008733 trauma Effects 0.000 abstract description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 18
- 229910052719 titanium Inorganic materials 0.000 description 17
- 239000010936 titanium Substances 0.000 description 17
- 238000005299 abrasion Methods 0.000 description 6
- 210000000988 bone and bone Anatomy 0.000 description 5
- 229910001000 nickel titanium Inorganic materials 0.000 description 5
- 229910001069 Ti alloy Inorganic materials 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000003754 machining Methods 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 3
- 229910052715 tantalum Inorganic materials 0.000 description 3
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- HZEWFHLRYVTOIW-UHFFFAOYSA-N [Ti].[Ni] Chemical compound [Ti].[Ni] HZEWFHLRYVTOIW-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000013467 fragmentation Methods 0.000 description 2
- 238000006062 fragmentation reaction Methods 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000011800 void material Substances 0.000 description 2
- 206010012239 Delusion Diseases 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 229910000861 Mg alloy Inorganic materials 0.000 description 1
- 229910001362 Ta alloys Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008468 bone growth Effects 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 231100000868 delusion Toxicity 0.000 description 1
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- 238000010438 heat treatment Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- HLXZNVUGXRDIFK-UHFFFAOYSA-N nickel titanium Chemical compound [Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ti].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni].[Ni] HLXZNVUGXRDIFK-UHFFFAOYSA-N 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Veterinary Medicine (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Public Health (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Orthopedic Medicine & Surgery (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- Epidemiology (AREA)
- Biomedical Technology (AREA)
- Cardiology (AREA)
- Transplantation (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Ceramic Engineering (AREA)
- Neurology (AREA)
- Materials For Medical Uses (AREA)
- Prostheses (AREA)
Abstract
Description
Claims (20)
- 성형체를 구비하는 임플란트(1)에 있어서,(A) 상기 성형체는, 평균 다공률(P2)을 갖는 제1부(2)와 평균 다공률(P3)(P3<P2)을 갖는 제2부(3)를 포함하고;(B) 상대적으로 낮은 평균 다공률(P3)을 갖는 상기 제2부(3)는, 상기 임플란트(1)의 조작 또는 고정을 위한 부분으로 성형되고,P3<P2의 평균 다공률들 중 적어도 어느 하나는 변화(gradient)를 가지고,상기 제2부(3)는, 인레이(Inlay) 형상이고,상기 제2부(3)에는, 상기 임플란트(1)를 조작하기 위한 툴과 협력하는 수단 또는 상기 임플란트(1)의 고정을 위한 고정수단의 수용부가 제공됨을 특징으로 하는 임플란트(1).
- 제1항에 있어서,상기 제1부(2)는 상기 제2부(3)와 동일한 물질로 구성되는 것을 특징으로 하는 임플란트(1).
- 제1항에 있어서,상기 제1부(2)는, 상기 제2부(3)를 형성하는 물질과는 다른 물질을 포함하는 것을 특징으로 하는 임플란트(1).
- 삭제
- 제1항 내지 제3항 중 어느 한 항에 있어서,상기 평균 다공률(P2)은 30% 내지 90% 범위 내인 것을 특징으로 하는 임플란트(1).
- 제1항 내지 제3항 중 어느 한 항에 있어서,상기 평균 다공률 (P3)는 10% 이하인 것을 특징으로 하는 임플란트(1).
- 삭제
- 삭제
- 제1항 내지 제3항 중 어느 한 항에 있어서,상기 제1부(2)는 무기물질로 구성되는 것을 특징으로 하는 임플란트(1).
- 제9항에 있어서,상기 무기물질은, 생체적합성 금속 또는 소결 세라믹으로 구성되는 그룹으로부터 선택된 것임을 특징으로 하는 임플란트(1).
- 제1항 내지 제3항 중 어느 한 항에 있어서,상기 제1부(2)는, 상호 연결된 다공을 갖는 개방형 다공 구조의 금속성 폼(Foam)을 포함하는 것을 특징으로 하는 임플란트(1).
- 제11항에 있어서,상기 금속성 폼은, 분말야금 공정, 코팅 공정, 및 연소합성법 중 적어도 어느 하나의 공정에 의하여 생산됨을 특징으로 하는 임플란트(1).
- 제1항 내지 제3항 중 어느 한 항에 있어서,상기 제1부(2)는, 미가공 압분체(green Compact)와 그에 수반되는 다공성 소결체를 생산하기 위한 스페이스 홀더(Space holder) 기술을 사용하는 분말야금 공정에 의해 얻어지는 물질을 포함하는 것을 특징으로 하는 임플란트(1).
- 제1항 내지 제3항 중 어느 한 항에 있어서,상기 제2부(3)는, 생체적합성 금속 또는 합금을 포함하는 것을 특징으로 하는 임플란트(1).
- 제1항 내지 제3항 중 어느 한 항에 있어서,상기 제2부(3)는, 상기 제1부(2)와 비교하여 상대적으로 적은 표면 조도(roughness)를 가지는 것을 특징으로 하는 임플란트(1).
- 제1항 내지 제3항 중 어느 한 항에 있어서,상기 제2부(3)는, 상기 제1부(2)와 비교하여 상대적으로 높은 밀도를 가지는 것을 특징으로 하는 임플란트(1).
- 제1항 내지 제3항 중 어느 한 항에 기재된 임플란트(1)의 제조방법으로써; 망상의 임플란트가 소결되기 전에, 상기 평균 다공률(P3)을 갖는 물질을 포함하는 인레이가 상기 평균 다공률(P2)을 갖는 물질을 포함하는 미가공 압분체의 개구부로 삽입되어, 상기 임플란트가 망상으로 형성되는 것을 특징으로 하는 임플란트(1)의 제조방법.
- 제17항에 있어서,상기 인레이는, 상기 미가공 압분체의 개구부로 느슨하게 삽입되고, 상기 미가공 압분체의 일면에 직립하여 지지되는 것을 특징으로 하는 임플란트(1)의 제조방법.
- 제17항에 있어서,상기 인레이는, 상기 미가공 압분체의 복수의 벽에 접촉하면서 상기 미가공 압분체의 개구부로 삽입되어 마찰에 의하여 고정되는 것을 특징으로 하는 임플란트(1)의 제조방법.
- 제1항 내지 제3항 중 어느 한 항에 기재된 임플란트(1)의 제조방법으로써;상기 평균 다공률(P3)을 갖는 물질을 포함하는 인레이는 외력에 의해 또는 열 팽창 차이에 의해, 상기 제1부(2)의 소결 후에, 상기 임플란트의 상기 제1부(2)의 구멍 내로 삽입되는 것을 특징으로 하는 임플란트(1)의 제조방법.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CH2005/000466 WO2007016796A1 (en) | 2005-08-10 | 2005-08-10 | Porous implant |
Publications (2)
Publication Number | Publication Date |
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KR20080042075A KR20080042075A (ko) | 2008-05-14 |
KR101226779B1 true KR101226779B1 (ko) | 2013-01-25 |
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KR1020087002839A Active KR101226779B1 (ko) | 2005-08-10 | 2005-08-10 | 다공성 임플란트 |
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Country | Link |
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US (1) | US20080215098A1 (ko) |
EP (1) | EP1912596A1 (ko) |
JP (1) | JP5036715B2 (ko) |
KR (1) | KR101226779B1 (ko) |
CN (1) | CN101237834B (ko) |
AU (1) | AU2005335471A1 (ko) |
BR (1) | BRPI0520465B1 (ko) |
CA (1) | CA2618771C (ko) |
TW (1) | TWI421105B (ko) |
WO (1) | WO2007016796A1 (ko) |
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JP5613902B2 (ja) | 2010-11-10 | 2014-10-29 | 三菱マテリアル株式会社 | 多孔質インプラント素材 |
JP5648432B2 (ja) | 2010-11-10 | 2015-01-07 | 三菱マテリアル株式会社 | 多孔質インプラント素材 |
US9427268B2 (en) * | 2011-04-20 | 2016-08-30 | Chongqing Runze Pharmaceutical Co., Ltd. | Porous tantalum rod |
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JP5920030B2 (ja) * | 2012-05-30 | 2016-05-18 | 三菱マテリアル株式会社 | 多孔質インプラント素材 |
JP5751358B2 (ja) * | 2014-02-05 | 2015-07-22 | セイコーエプソン株式会社 | 歯科用インプラント |
US10751196B1 (en) | 2017-10-24 | 2020-08-25 | Omnia Medical, LLC | Multi-material multi-component spinal implant |
US11766339B1 (en) | 2017-10-24 | 2023-09-26 | Omnia Medical, LLC | Multi-material multi-component spinal implant |
KR102014195B1 (ko) * | 2017-12-26 | 2019-08-27 | 건양대학교 산학협력단 | 다공성 오그먼트 |
KR102014166B1 (ko) * | 2017-12-26 | 2019-08-27 | 건양대학교 산학협력단 | 솔리드 면이 형성된 다공성 오그먼트 |
JP6942771B2 (ja) | 2019-09-27 | 2021-09-29 | 大王製紙株式会社 | 吸収性物品 |
JP7578394B2 (ja) | 2019-09-27 | 2024-11-06 | 大王製紙株式会社 | 吸収性物品 |
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- 2005-08-10 CN CN2005800512672A patent/CN101237834B/zh not_active Expired - Fee Related
- 2005-08-10 JP JP2008525356A patent/JP5036715B2/ja not_active Expired - Fee Related
- 2005-08-10 AU AU2005335471A patent/AU2005335471A1/en not_active Abandoned
- 2005-08-10 KR KR1020087002839A patent/KR101226779B1/ko active Active
- 2005-08-10 CA CA2618771A patent/CA2618771C/en not_active Expired - Fee Related
- 2005-08-10 BR BRPI0520465A patent/BRPI0520465B1/pt not_active IP Right Cessation
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2006
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Also Published As
Publication number | Publication date |
---|---|
BRPI0520465A2 (pt) | 2009-05-12 |
CA2618771C (en) | 2015-03-24 |
BRPI0520465B1 (pt) | 2017-05-09 |
JP5036715B2 (ja) | 2012-09-26 |
CN101237834B (zh) | 2012-12-26 |
WO2007016796A1 (en) | 2007-02-15 |
JP2009504207A (ja) | 2009-02-05 |
US20080215098A1 (en) | 2008-09-04 |
TW200706189A (en) | 2007-02-16 |
KR20080042075A (ko) | 2008-05-14 |
CA2618771A1 (en) | 2007-02-15 |
AU2005335471A1 (en) | 2007-02-15 |
TWI421105B (zh) | 2014-01-01 |
CN101237834A (zh) | 2008-08-06 |
EP1912596A1 (en) | 2008-04-23 |
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