KR100331608B1 - 동물 뼈를 이용한 골이식 대체재 및 그 제조 방법 - Google Patents
동물 뼈를 이용한 골이식 대체재 및 그 제조 방법 Download PDFInfo
- Publication number
- KR100331608B1 KR100331608B1 KR1019990052810A KR19990052810A KR100331608B1 KR 100331608 B1 KR100331608 B1 KR 100331608B1 KR 1019990052810 A KR1019990052810 A KR 1019990052810A KR 19990052810 A KR19990052810 A KR 19990052810A KR 100331608 B1 KR100331608 B1 KR 100331608B1
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- South Korea
- Prior art keywords
- bone
- test
- powder
- bone powder
- ether
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/36—Materials for grafts or prostheses or for coating grafts or prostheses containing ingredients of undetermined constitution or reaction products thereof, e.g. transplant tissue, natural bone, extracellular matrix
- A61L27/3683—Materials for grafts or prostheses or for coating grafts or prostheses containing ingredients of undetermined constitution or reaction products thereof, e.g. transplant tissue, natural bone, extracellular matrix subjected to a specific treatment prior to implantation, e.g. decellularising, demineralising, grinding, cellular disruption/non-collagenous protein removal, anti-calcification, crosslinking, supercritical fluid extraction, enzyme treatment
- A61L27/3691—Materials for grafts or prostheses or for coating grafts or prostheses containing ingredients of undetermined constitution or reaction products thereof, e.g. transplant tissue, natural bone, extracellular matrix subjected to a specific treatment prior to implantation, e.g. decellularising, demineralising, grinding, cellular disruption/non-collagenous protein removal, anti-calcification, crosslinking, supercritical fluid extraction, enzyme treatment characterised by physical conditions of the treatment, e.g. applying a compressive force to the composition, pressure cycles, ultrasonic/sonication or microwave treatment, lyophilisation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
- A61L2/08—Radiation
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L24/00—Surgical adhesives or cements; Adhesives for colostomy devices
- A61L24/0005—Ingredients of undetermined constitution or reaction products thereof
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/36—Materials for grafts or prostheses or for coating grafts or prostheses containing ingredients of undetermined constitution or reaction products thereof, e.g. transplant tissue, natural bone, extracellular matrix
- A61L27/3604—Materials for grafts or prostheses or for coating grafts or prostheses containing ingredients of undetermined constitution or reaction products thereof, e.g. transplant tissue, natural bone, extracellular matrix characterised by the human or animal origin of the biological material, e.g. hair, fascia, fish scales, silk, shellac, pericardium, pleura, renal tissue, amniotic membrane, parenchymal tissue, fetal tissue, muscle tissue, fat tissue, enamel
- A61L27/3608—Bone, e.g. demineralised bone matrix [DBM], bone powder
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/36—Materials for grafts or prostheses or for coating grafts or prostheses containing ingredients of undetermined constitution or reaction products thereof, e.g. transplant tissue, natural bone, extracellular matrix
- A61L27/3641—Materials for grafts or prostheses or for coating grafts or prostheses containing ingredients of undetermined constitution or reaction products thereof, e.g. transplant tissue, natural bone, extracellular matrix characterised by the site of application in the body
- A61L27/3645—Connective tissue
- A61L27/365—Bones
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/36—Materials for grafts or prostheses or for coating grafts or prostheses containing ingredients of undetermined constitution or reaction products thereof, e.g. transplant tissue, natural bone, extracellular matrix
- A61L27/3683—Materials for grafts or prostheses or for coating grafts or prostheses containing ingredients of undetermined constitution or reaction products thereof, e.g. transplant tissue, natural bone, extracellular matrix subjected to a specific treatment prior to implantation, e.g. decellularising, demineralising, grinding, cellular disruption/non-collagenous protein removal, anti-calcification, crosslinking, supercritical fluid extraction, enzyme treatment
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
- A61L27/36—Materials for grafts or prostheses or for coating grafts or prostheses containing ingredients of undetermined constitution or reaction products thereof, e.g. transplant tissue, natural bone, extracellular matrix
- A61L27/3683—Materials for grafts or prostheses or for coating grafts or prostheses containing ingredients of undetermined constitution or reaction products thereof, e.g. transplant tissue, natural bone, extracellular matrix subjected to a specific treatment prior to implantation, e.g. decellularising, demineralising, grinding, cellular disruption/non-collagenous protein removal, anti-calcification, crosslinking, supercritical fluid extraction, enzyme treatment
- A61L27/3687—Materials for grafts or prostheses or for coating grafts or prostheses containing ingredients of undetermined constitution or reaction products thereof, e.g. transplant tissue, natural bone, extracellular matrix subjected to a specific treatment prior to implantation, e.g. decellularising, demineralising, grinding, cellular disruption/non-collagenous protein removal, anti-calcification, crosslinking, supercritical fluid extraction, enzyme treatment characterised by the use of chemical agents in the treatment, e.g. specific enzymes, detergents, capping agents, crosslinkers, anticalcification agents
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2430/00—Materials or treatment for tissue regeneration
- A61L2430/02—Materials or treatment for tissue regeneration for reconstruction of bones; weight-bearing implants
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2430/00—Materials or treatment for tissue regeneration
- A61L2430/40—Preparation and treatment of biological tissue for implantation, e.g. decellularisation, cross-linking
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Epidemiology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Biomedical Technology (AREA)
- Engineering & Computer Science (AREA)
- Dermatology (AREA)
- Medicinal Chemistry (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Transplantation (AREA)
- Botany (AREA)
- Molecular Biology (AREA)
- Orthopedic Medicine & Surgery (AREA)
- General Chemical & Material Sciences (AREA)
- Vascular Medicine (AREA)
- Urology & Nephrology (AREA)
- Zoology (AREA)
- Surgery (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
- Materials For Medical Uses (AREA)
Abstract
Description
개 체실 험 군 | 1 | 2 | 3 | 4 | 5 |
대조군 | ○ | ○ | ○ | ○ | ○ |
주사직후 | ○ | ○ | ○ | ○ | ○ |
주사후 1시간 | ○ | ○ | ○ | ○ | ○ |
주사후 3시간 | ○ | ○ | ○ | ○ | ○ |
주사후 24시간 | ○ | ○ | ○ | ○ | ○ |
주사후 48시간 | ○ | ○ | ○ | ○ | ○ |
주사후 72시간 | ○ | ○ | ○ | ○ | ○ |
주사후 7일 | ○ | ○ | ○ | ○ | ○ |
반 응 | 평가(numerical grading) |
Erythema and eschar formationNo erythemaSlight erythemaWell-defined erythemaModerate erythemaSevere erythema to slight eschar formationOedema formationNo oedemaSlight oedemaWell-defined oedemaModerate oedemaSevere oedema | 0123401234 |
중요사항1. 피부 부위에 다른 변화들도 기록하고 보고되어야 한다. |
Strain Description Source |
E. coliDH5αsupE44 supF58 hsdS3(r - B m - B )(Φ80lacZ△M15)StratagenehsdR17 recA1 endA1 gyrA96 thi-1 relA1 |
무균시험용 치오글리콜산배지 (Brewe Thioglycollate Medium)Beef. Infusion 500gSodium Chloride, 5.0gDipotassium Phosphate 2.0gProtease Peptone, 10gBacto Dextrose 3.0gBacto Agar 0.5gBacto Methlene Blue 0.002gSodium Thioglycollate 0.5gD.W 1L무균시험용 포도당·펩톤배지KH2PO41.0gMgSO40.5gPeptone, 5.0gYeast extract 2.0gGlucose 20.0gD.W 1L |
표시량 | 채취량 | 세 균 시 험 | 진 균 시 험 | ||||
1 시험관당 | 시험관의갯 수 | 1 시험관당 | 시험관의갯 수 | ||||
검체의채취량 | 배지의 양 | 검체의채치량 | 배지의 양 | ||||
1g 이상 | 약 1 g | 5 ml | 40 ml | 2 | 2 ml | 15 ml | 5 |
진 균 시 험 | 세 균 시 험 | |||||||||
시험관 번호 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
판 정 | X | 0 | X | X | X | X | X | 0 | X | X |
Claims (2)
- 골이식 대체재의 제조방법에 있어서,(a) 동물 뼈의 치밀골을 제거하고 해면골을 절단하는 단계;(b) 상기 (a)단계의 해면골을 미세하게 분쇄하여 골분말을 제조하는 단계;(c) 상기 (b)단계에 의해 제조된 골분말을 증류수로 세척하는 단계;(d) 상기 (c)단계의 세척된 골분말을 에테르로 지방을 제거하는 단계;(e) 상기 (d)단계의 골분말로부터 에테르를 증발 건조시킨 후 망체로 1.4mm이상/1∼1.4mm/0.6∼1mm/0.425∼0.6mm/0.425이하로 크기별로 분류하는 단계;(f) 크기(0.6∼1mm/0.425∼0.6mm)이상인 골분말은 미세분쇄하는 단계;(g) 상기 (f) 단계의 분쇄된 골분말을 에테르로 지방을 제거하는 단계;(h) 상기 (g)단계의 에테르를 증발 건조시킨 후 망체로 크기별로 분류하는 단계;(i) 상기 (h)단계의 크기별로 분류한 골분말을 모아 에탄올로 세척하여 에테르를 제거하는 단계;(j) 상기 (i)단계의 골분말을 증류수로 세척하는 단계;(k) 상기 (j)단계의 골분말을 0.5% NaOCl로 처리하는 단계;(l) 상기 (k)단계의 골분말을 3.5% H2O2로 처리하고 12∼16 시간동안 3.5% H2O2에 침지시켜두는 단계;(m) 상기 (l)단계의 처리가 끝난 골분말을 증류수를 이용하여 세척하는 단계; 및(n) 상기 (m)단계의 세척이 끝난 후 물기를 제거하고 동결건조시키는 단계를 포함함을 특징으로 하는 골이식 대체재의 제조방법.
- 상기 제2항의 제조방법에 의해 제조된 골이식 대체재.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990052810A KR100331608B1 (ko) | 1999-11-25 | 1999-11-25 | 동물 뼈를 이용한 골이식 대체재 및 그 제조 방법 |
PCT/KR2000/001357 WO2001037891A1 (en) | 1999-11-25 | 2000-11-25 | Bone graft materials using animal bone and process for manufacturing thereof |
AU18990/01A AU1899001A (en) | 1999-11-25 | 2000-11-25 | Bone graft materials using animal bone and process for manufacturing thereof |
US11/162,594 US7507254B2 (en) | 1999-11-25 | 2005-09-15 | Inorganic bone graft materials using animal bone and method for preparing thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990052810A KR100331608B1 (ko) | 1999-11-25 | 1999-11-25 | 동물 뼈를 이용한 골이식 대체재 및 그 제조 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010048219A KR20010048219A (ko) | 2001-06-15 |
KR100331608B1 true KR100331608B1 (ko) | 2002-04-09 |
Family
ID=19621879
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019990052810A Expired - Lifetime KR100331608B1 (ko) | 1999-11-25 | 1999-11-25 | 동물 뼈를 이용한 골이식 대체재 및 그 제조 방법 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7507254B2 (ko) |
KR (1) | KR100331608B1 (ko) |
AU (1) | AU1899001A (ko) |
WO (1) | WO2001037891A1 (ko) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100450145B1 (ko) * | 2001-09-11 | 2004-09-30 | 정필훈 | 치아인회석과 고분자를 이용한, 조직공학용 생체흡수성세라믹-고분자 복합 물질, 제조방법 및 이의 용도 |
KR100873395B1 (ko) * | 2007-06-26 | 2008-12-11 | 한국원자력연구원 | 비타민 씨의 첨가공정을 이용한 방사선 조사방법 |
KR100970162B1 (ko) * | 2008-05-16 | 2010-07-14 | 문형순 | 동물의 뼈를 이용한 결정성 수산화아파타이트의 제조방법 |
KR101438745B1 (ko) | 2012-10-08 | 2014-09-12 | 전남대학교산학협력단 | 동물뼈로부터 유래된 저결정성 세라믹재의 제조 방법 |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100679923B1 (ko) * | 2000-08-07 | 2007-02-07 | 신정욱 | 돼지의 해면골을 취하여 무기물화함으로써 골이식용 해면골의 기초 본블록을 제조하는 방법 |
KR100635385B1 (ko) * | 2005-03-15 | 2006-10-17 | 재단법인서울대학교산학협력재단 | 프라이온-프리 골 이식 대체재의 제조방법 |
US8586099B2 (en) * | 2006-05-12 | 2013-11-19 | Seoul National University Industry Foundation | Method for preparing a prion-free bond grafting substitute |
KR100842012B1 (ko) * | 2006-09-12 | 2008-06-27 | 재단법인서울대학교산학협력재단 | 말뼈를 이용한 골이식재의 제조방법 |
KR100871396B1 (ko) * | 2007-02-23 | 2008-12-02 | 재단법인서울대학교산학협력재단 | 생체활성 아파타이트의 제조방법 |
KR100771058B1 (ko) * | 2007-05-18 | 2007-10-30 | 이희영 | 지질이 제거된 인체 부피 대체용 또는 세포 배양용 지지체및 그 제조방법 |
KR101139337B1 (ko) * | 2010-02-09 | 2012-05-03 | 조선대학교기술지주 주식회사 | 치아 골 이식재 및 이의 제조방법 |
KR101391420B1 (ko) * | 2010-08-05 | 2014-05-02 | 엄인웅 | 치아를 이용한 골 이식재 가공방법 및 그에 의해 가공된 골 이식재 |
US9358122B2 (en) | 2011-01-07 | 2016-06-07 | K2M, Inc. | Interbody spacer |
ITUB20153831A1 (it) * | 2015-09-23 | 2017-03-23 | St Zooprofilattico Sperimentale Della Lombardia E Dellemilia Romagna Bruno Ubertini | Osso demineralizzato, suoi usi e procedimento per il suo ottenimento |
CN113750293A (zh) * | 2021-10-15 | 2021-12-07 | 青岛蓝皓生物技术有限公司 | 骨修复材料的制备方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4257405A (en) * | 1979-02-06 | 1981-03-24 | James Colville | Bone graft materials |
DE3106917C2 (de) * | 1981-02-25 | 1984-04-05 | Schuett Und Grundei Gmbh Medizintechnische Fabrikation, 2400 Luebeck | Verfahren zur Herstellung eines Implantates als Knochenersatz |
US4440750A (en) * | 1982-02-12 | 1984-04-03 | Collagen Corporation | Osteogenic composition and method |
US4743259A (en) * | 1986-10-29 | 1988-05-10 | The University Of Virginia Alumni Patents Foundation | Use of demineralized bone matrix in the repair of segmental defects |
US5073373A (en) * | 1989-09-21 | 1991-12-17 | Osteotech, Inc. | Flowable demineralized bone powder composition and its use in bone repair |
JP3208431B2 (ja) * | 1990-09-06 | 2001-09-10 | 武田薬品工業株式会社 | 骨形成促進物質の製造法 |
DE4028683A1 (de) * | 1990-09-10 | 1992-03-12 | Merck Patent Gmbh | Implantatmaterial |
US5693615A (en) * | 1991-06-05 | 1997-12-02 | The Procter & Gamble Company | Therapeutic compositions for osteoinduction |
US5513662A (en) * | 1991-12-31 | 1996-05-07 | Osteotech, Inc. | Preparation of bone for transplantation |
US5565502A (en) * | 1993-03-24 | 1996-10-15 | Children's Medical Center Corporation | Isolation of the calcium-phosphate crystals of bone |
US5776193A (en) * | 1995-10-16 | 1998-07-07 | Orquest, Inc. | Bone grafting matrix |
-
1999
- 1999-11-25 KR KR1019990052810A patent/KR100331608B1/ko not_active Expired - Lifetime
-
2000
- 2000-11-25 AU AU18990/01A patent/AU1899001A/en not_active Abandoned
- 2000-11-25 WO PCT/KR2000/001357 patent/WO2001037891A1/en active Application Filing
-
2005
- 2005-09-15 US US11/162,594 patent/US7507254B2/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100450145B1 (ko) * | 2001-09-11 | 2004-09-30 | 정필훈 | 치아인회석과 고분자를 이용한, 조직공학용 생체흡수성세라믹-고분자 복합 물질, 제조방법 및 이의 용도 |
KR100873395B1 (ko) * | 2007-06-26 | 2008-12-11 | 한국원자력연구원 | 비타민 씨의 첨가공정을 이용한 방사선 조사방법 |
KR100970162B1 (ko) * | 2008-05-16 | 2010-07-14 | 문형순 | 동물의 뼈를 이용한 결정성 수산화아파타이트의 제조방법 |
KR101438745B1 (ko) | 2012-10-08 | 2014-09-12 | 전남대학교산학협력단 | 동물뼈로부터 유래된 저결정성 세라믹재의 제조 방법 |
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US7507254B2 (en) | 2009-03-24 |
AU1899001A (en) | 2001-06-04 |
US20060014283A1 (en) | 2006-01-19 |
WO2001037891A1 (en) | 2001-05-31 |
KR20010048219A (ko) | 2001-06-15 |
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