KR20060045135A - 생체용 골유도성 금속 임플란트 및 그 제조방법 - Google Patents
생체용 골유도성 금속 임플란트 및 그 제조방법 Download PDFInfo
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- KR20060045135A KR20060045135A KR1020050026416A KR20050026416A KR20060045135A KR 20060045135 A KR20060045135 A KR 20060045135A KR 1020050026416 A KR1020050026416 A KR 1020050026416A KR 20050026416 A KR20050026416 A KR 20050026416A KR 20060045135 A KR20060045135 A KR 20060045135A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/08—Features with respect to supply of molten metal, e.g. ingates, circular gates, skim gates
- B22C9/082—Sprues, pouring cups
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
- A61F2/02—Prostheses implantable into the body
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- A61F2/30767—Special external or bone-contacting surface, e.g. coating for improving bone ingrowth
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- A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
- A61L31/02—Inorganic materials
- A61L31/022—Metals or alloys
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- A—HUMAN NECESSITIES
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- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
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- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/28—Materials for coating prostheses
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
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- C23C8/08—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases only one element being applied
- C23C8/10—Oxidising
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/26—Anodisation of refractory metals or alloys based thereon
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
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- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
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- A61C8/0012—Means to be fixed to the jaw-bone for consolidating natural teeth or for fixing dental prostheses thereon; Dental implants; Implanting tools characterised by the material or composition, e.g. ceramics, surface layer, metal alloy
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- A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
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Abstract
Description
Claims (24)
- 금속 임플란트 표면에 금속 산화물층과 생활성물질 주입층이 순차 형성되어 이루어진 생체용 골유도성 금속 임플란트.
- 제 1항에 있어서, 상기 금속 임플란트는 중량기준으로 98~99% 순도의 티타늄 또는 티타늄에 Al, V, Na, Mg, P, Nb, Zr, Sn, Pt, Ta 중 하나 또는 그 이상이 0.1~15% 첨가된 티타늄 합금으로 된 것을 특징으로 하는 생체용 골유도성 금속 임플란트.
- 제 1항에 있어서, 상기 금속 임플란트는 코발트-크롬에 Mo, W, Ni, Mn, C, Si 및 Fe 중 하나 또는 그 이상이 중량기준으로 0.1~45% 첨가된 코발트-크롬 합금으로 된 것을 특징으로 하는 생체용 골유도성 금속 임플란트.
- 제 1항에 있어서, 상기 금속 임플란트는 314, 316, 316L, 22-13-5 스테인레스 스틸로 이루어진 군으로부터 선택된 스테인레스 스틸로 된 것임을 특징으로 하는 생체용 골유도성 금속 임플란트.
- 제 1항에 있어서, 상기 금속 임플란트는 중량기준으로 90~98.5% 순도의 지르코늄(Zr)에 0.005~10% Hf, 0~4% Nb, 0~3% Sn, 0~2% Mo, 0.1~1% Fe, 0~1% Cr, 0~0.1% Ni, 0~0.1% Cu 중 하나 또는 그 이상이 첨가된 지르코늄 합금으로 된 것임을 특징으로 하는 생체용 골유도성 금속 임플란트.
- 제 1항에 있어서, 상기 금속 산화물층은 기계가공 직후 공기중의 산소와 반응하여 형성되는 3~20nm 두께의 층으로 구성되는 것임을 특징으로 하는 생체용 골유도성 금속 임플란트.
- 제 1항에 있어서, 상기 금속 산화물층은 베리어 타입의 다공성 양극 산화 피막층으로 구성된 이중구조로서 50nm~20㎛ 두께의 층으로 구성되는 것임을 특징으로 하는 생체용 골유도성 금속 임플란트.
- 제 1항에 있어서, 상기 생활성물질 주입층은 Li, Na, K, Rb, Cs, Fr, Mg, Ca, Sr, Ba, Ra, Sc, Y, Lu, Ti, Zr, Hf, Nb, Ta, Cr, Mo, W, Mn, Re, Fe, Ru, Os, Co, Rh, Ir, Ni, Pd, Pt, Cu, Ag, Au, Zn, Ga, In, Ti, Sn 및 Bi 중의 하나 또는 그 이상의 조합으로 이루어진 것을 특징으로 하는 생체용 골유도성 금속 임플란트.
- 제 1항에 있어서, 상기 생활성물질 주입층은 두께가 1nm~3㎛인 것을 특징으로 하는 생체용 골유도성 금속 임플란트.
- 다음 단계들을 포함하는 것을 특징으로 하는 생체용 골유도성 금속 임플란트 제조방법:1) 기계가공된 금속 임플란트 표면에 금속 산화물층을 형성시키는 단계;2) 상기 단계 1)에서 형성된 금속 산화물층 표면을 플라즈마 세정하는 단계; 및3) 이온화된 생활성물질을 상기 금속 산화물층 표면으로 주입하여 생활성물질 주입층을 형성하는 단계.
- 제 10항에 있어서, 상기 1)단계에서 금속 임플란트는 티타늄, 티타늄 합금, 코발트-크롬에 Mo, W, Ni, Mn, C, Si 및 Fe 중 하나 또는 그 이상이 중량기준으로 0.1~45% 첨가된 코발트-크롬 합금, 314, 316, 316L, 22-13-5 스테인레스 스틸로 이루어진 군으로부터 선택된 스테인레스 스틸 또는 지르코늄 합금인 것을 특징으로 하는 생체용 골유도성 금속 임플란트 제조방법.
- 제 10항에 있어서, 상기 1)단계에서 금속 산화물층은 기계가공 직후 금속 임플란트를 중량기준으로 2~25%의 황산, 수산, 인산, 크롬산, 초산 용액 중 어느 하나의 전해액 또는 이들의 혼합액에서 양극 반응을 시켜 형성시키는 방법 및 기계가공된 금속 임플란트를 대기중 또는 산소분위기 혹은 플라즈마 분위기에서 150~1300℃ 온도로 가열하여 형성시키는 방법 중 하나 또는 그 이상을 조합한 방법으로 형성되는 것을 특징으로 하는 생체용 골유도성 금속 임플란트 제조방법.
- 제 10항에 있어서, 상기 2)단계에서 플라즈마 세정은 고에너지의 아르곤이온, 질소이온, 산소이온 중의 하나 또는 그 이상의 혼합이온으로 구성된 플라즈마를 이용하여 수행되는 것을 특징으로 하는 생체용 골유도성 금속 임플란트 제조방법.
- 제 10항에 있어서, 상기 2)단계에서 플라즈마 세정은 진공에서 0.1~13.3Pa 압력으로 50~3000V의 DC 전압을 인가하며 1분~1시간내에 수행되는 것을 특징으로 하는 생체용 골유도성 금속 임플란트 제조방법.
- 제 10항에 있어서, 상기 3)단계에서 생활성물질은 Li, Na, K, Rb, Cs, Fr, Mg, Ca, Sr, Ba, Ra, Sc, Y, Lu, Ti, Zr, Hf, Nb, Ta, Cr, Mo, W, Mn, Re, Fe, Ru, Os, Co, Rh, Ir, Ni, Pd, Pt, Cu, Ag, Au, Zn, Ga, In, Ti, Sn 및 Bi 중의 하나 또는 그 이상의 조합으로 구성된 합금인 것을 특징으로 하는 생체용 골유도성 금속 임플란트 제조방법.
- 제 10항에 있어서, 상기 3)단계에서 이온화된 생활성물질은 생활성물질을 베큠아크법, 필터드 베큠아크법, 금속기상 베큠아크법, 이온플레이팅법, 화학기상증착법, 플라즈마 화학기상증착법, 스퍼터링법, 레이져 어블레이션법 중의 하나 또는 그 이상이 조합된 방법으로 이온화시킨 것임을 특징으로 하는 생체용 골유도성 금속 임플란트 제조방법.
- 제 10항에 있어서, 상기 3)단계에서 이온화된 생활성물질을 금속 산화물층 표면으로 주입하는 방법은 빔라인 이온주입법, 플라즈마소스 이온주입법, 금속플라즈마침지 이온주입 및 증착법 중의 하나 또는 그 이상이 조합된 방법에 의한 것임을 특징으로 하는 생체용 골유도성 금속 임플란트 제조방법.
- 제 10항에 있어서, 상기 3)단계에서 이온화된 생활성물질을 금속 산화물층 표면으로 주입시 15~600℃의 온도로 가열하는 것을 특징으로 하는 생체용 골유도성 금속 임플란트 제조방법.
- 제 10항에 있어서, 상기 3)단계에서 이온화된 생활성물질을 금속 산화물층 표면으로 주입시 이온주입에너지는 1KeV~1MeV인 것을 특징으로 하는 생체용 골유도성 금속 임플란트 제조방법.
- 제 10항에 있어서, 상기 3)단계에서 이온화된 생활성물질을 금속 산화물층 표면으로 주입시 이온주입량은 1x1013~1x1018ions/㎠인 것을 특징으로 하는 생체용 골유도성 금속 임플란트 제조방법.
- 제 10항에 있어서, 상기 3)단계 후에 후처리 단계를 더 포함하는 것을 특징 으로 하는 생체용 골유도성 금속 임플란트 제조방법.
- 제 21항에 있어서, 상기 후처리 단계는 상기 3)단계에서 생성된 금속 임플란트에 대해 대기중에서의 가열처리, 진공중에서의 가열처리 및 수열처리로 이루어진 열처리 방법 중 하나 또는 그 이상을 조합하여 처리하는 것을 특징으로 하는 생체용 골유도성 금속 임플란트 제조방법.
- 제 21항에 있어서, 상기 후처리 단계는 상기 3)단계에서 생성된 금속 임플란트에 대해 하이드록시 아파타이트 용액, 칼슘용액 및 인산용액 중 하나 또는 그 이상의 혼합용액에 침적처리하는 것을 특징으로 하는 생체용 골유도성 금속 임플란트 제조방법.
- 제 21항에 있어서, 상기 후처리 단계는 상기 3)단계에서 생성된 금속 임플란트를 하이드록시 아파타이트 용액, 칼슘용액, 인산용액 중 하나 또는 그 이상의 혼합용액에 침적시킨 상태에서, 25~300℃로 가열처리하거나 초음파 진동처리하는 것을 특징으로 하는 생체용 골유도성 금속 임플란트 제조방법.
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DE19504386C2 (de) | 1995-02-10 | 1997-08-28 | Univ Dresden Tech | Verfahren zur Herstellung einer gradierten Beschichtung aus Calciumphosphatphasen und Metalloxidphasen auf metallischen Implantaten |
JPH08257109A (ja) * | 1995-03-28 | 1996-10-08 | Nikon Corp | 骨内インプラント及びその製造方法 |
IT1288038B1 (it) * | 1996-04-30 | 1998-09-10 | Flametal S P A | Procedimento per la preparazione di rivestimenti di idrossiapatite |
JPH10179718A (ja) | 1996-12-25 | 1998-07-07 | Nippon Electric Glass Co Ltd | 生体インプラント材料及びその製造方法 |
JP3201302B2 (ja) * | 1997-02-10 | 2001-08-20 | 松下電器産業株式会社 | 基板のプラズマクリーニング装置 |
JPH10243997A (ja) | 1997-03-03 | 1998-09-14 | Nippon Electric Glass Co Ltd | 生体インプラント材料の製造方法 |
JP3289140B2 (ja) | 1999-06-17 | 2002-06-04 | 独立行政法人産業技術総合研究所 | 高生体親和性インプラント及びその作製法 |
KR20010018331A (ko) * | 1999-08-18 | 2001-03-05 | 정태섭 | 알칼리 처리에 의한 생체용 임플란트의 생체활성 부여 |
SE0101910D0 (sv) * | 2001-05-29 | 2001-05-29 | Young Taeg Sul | Modified oxide |
JP4109494B2 (ja) | 2002-05-14 | 2008-07-02 | 株式会社アドバンス | インプラントの製造方法 |
SE523024C2 (sv) | 2002-07-25 | 2004-03-23 | Nobel Biocare Ab | Anordning för att medelst beninduktivt eller bioaktivt medel inducera ben och/eller öka stabiliteten för implantat i käkben samt implantat härför |
EP1542738A1 (en) | 2002-09-16 | 2005-06-22 | Lynntech Coatings Ltd. | Anodically treated biocompatible implants |
KR100487119B1 (ko) | 2002-11-26 | 2005-05-03 | 설영택 | 마그네슘 티타네이트 산화막 임플란트 및 그 제조방법 |
-
2005
- 2005-03-30 KR KR1020050026416A patent/KR100714244B1/ko active IP Right Grant
- 2005-03-31 BR BRPI0510301-0A patent/BRPI0510301A/pt not_active IP Right Cessation
- 2005-03-31 WO PCT/KR2005/000947 patent/WO2006004297A1/en active Application Filing
- 2005-03-31 EP EP05789726A patent/EP1740128A4/en not_active Ceased
- 2005-03-31 US US11/578,178 patent/US8920869B2/en active Active
-
2014
- 2014-12-22 US US14/579,591 patent/US20150209480A1/en not_active Abandoned
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100742565B1 (ko) * | 2005-01-14 | 2007-07-25 | 주식회사 엔아이비 | 고강도 저탄성 티타늄 합금 및 이를 이용한 생체적합성의생체 재료 |
KR101252767B1 (ko) * | 2010-07-08 | 2013-04-11 | (주)에스이피 | 플라즈마를 이용한 임플란트 유닛의 표면처리방법 및 그 방법으로 제조된 임플란트 유닛 및 임플란트 유닛의 플라즈마 표면처리장치 |
KR101494758B1 (ko) * | 2013-08-12 | 2015-02-23 | 주식회사 비앤메디 | 표면처리 및 은나노 코팅을 이용한 의료용 티타늄 차폐막의 제조 방법 |
Also Published As
Publication number | Publication date |
---|---|
US20150209480A1 (en) | 2015-07-30 |
EP1740128A4 (en) | 2011-08-24 |
US8920869B2 (en) | 2014-12-30 |
KR100714244B1 (ko) | 2007-05-02 |
US20090017087A1 (en) | 2009-01-15 |
BRPI0510301A (pt) | 2007-10-02 |
EP1740128A1 (en) | 2007-01-10 |
WO2006004297A1 (en) | 2006-01-12 |
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