KR102477437B1 - 오토클레이브 멸균 방법을 이용한 광가교 바이오잉크의 제조방법 - Google Patents
오토클레이브 멸균 방법을 이용한 광가교 바이오잉크의 제조방법 Download PDFInfo
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
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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
- 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
- A61L2/04—Heat
- A61L2/06—Hot gas
- A61L2/07—Steam
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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
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- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
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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
- A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
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Abstract
Description
도 2 및 도 3은 메타크릴화 카복시메틸 키토산의 제조시 글리시딜 메타크릴레이트(GMA)의 비율에 따라 고온고압멸균 후 보관안정성이 달라짐을 확인한 결과이다.
도 4는 고온고압증기 멸균한 CMCS-MA를 21일간 보관 후 점도 변화를 관찰한 것이다.
도 5는 메타크릴화 카복시메틸 키토산의 제조시 글리시딜 메타크릴레이트(GMA)의 비율에 따라 광가교 시간이 변화함을 확인한 결과이다.
도 6은 메타크릴화 카복시메틸 키토산의 제조시 글리시딜 메타크릴레이트(GMA)의 비율에 따라 L-929 세포 증식에 미치는 영향을 확인한 결과이다.
Claims (5)
- 카복시메틸 키토산 용액 1%(w/v)에 대해 글리시딜 메타크릴레이트의 농도가 0.009M 내지 0.015M이 되도록 혼합하여 메타크릴화 카복시메틸 키토산을 제조하는 단계;
상기 메타크릴화 카복시메틸 키토산을 고온고압멸균이 가능한 용기에 충진하는 단계; 및
충진된 용기를 고온고압멸균을 진행하는 단계를 포함하는 바이오잉크 조성물 제조방법으로서,
상기 바이오잉크 조성물은 고온고압멸균 후 21일 동안 자동가교가 일어나지 않고,
상기 바이오잉크 조성물을 120 μM 농도의 리보플라빈과 부피비 9 대 1로 혼합한 후 463 nm 파장의 광을 조사했을 때 35초 이내에 겔화되는 것을 특징으로 하는 바이오잉크 조성물 제조방법. - 제1항에 있어서,
상기 메타크릴화 카복시메틸 키토산은 상기 메타크릴화 카복시메틸 키토산은 하기 화학식 1 및 화학식 2의 반복단위를 포함하는,
바이오잉크 조성물 제조방법:
[화학식 1]
[화학식 2]
상기 화학식 1에서 R1은 H 또는 카르복시메틸기(-CH2CO2H)이고,
상기 R2 및 R4는 각각 독립적으로 H, 아세틸기, 카르복시메틸기, 및 글리시딜 메타크릴레이트()로 이루어진 군에서 선택된 것이고,
상기 R3는 H, 또는 글리시딜 메타크릴레이트이고,
상기 R1 내지 R4는 적어도 하나의 카르복시메틸기와 적어도 하나의 글리시딜 메타크릴레이트기를 포함하며,
상기 n과 m은 0 이상의 정수이며, n + m은 200 내지 20,000이다. - 삭제
- 제1항에 있어서,
상기 고온고압멸균은 100 내지 140℃에서 5 내지 40분 동안 실시하는 것인,
바이오잉크 조성물 제조방법. - 제1항에 있어서,
상기 용기는 프리필드 시린지인,
바이오잉크 조성물 제조방법.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20250018028A (ko) | 2023-07-28 | 2025-02-04 | 주식회사 매트릭셀바이오 | 생체 반응성 하이드로겔을 포함하는 바이오 잉크 조성물 및 그 제조 방법 |
KR20250046916A (ko) | 2023-09-27 | 2025-04-03 | 주식회사 매트릭셀바이오 | 다성분 하이드로겔을 포함하는 바이오 잉크 조성물, 이의 제조방법 및 이를 포함하는 3d 바이오 프린팅 방법 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR960705597A (ko) * | 1994-08-19 | 1996-11-08 | 타다오 구로쯔미 | 프리필드 시린지 의약품의 멸균방법 |
KR101829136B1 (ko) | 2016-08-11 | 2018-02-13 | 가톨릭대학교 산학협력단 | 가시광선 광경화 수용성 키토산 유도체, 키토산 하이드로겔 및 이의 제조방법 |
KR20220026523A (ko) * | 2020-08-25 | 2022-03-04 | 가톨릭대학교 산학협력단 | 가시광선 경화성 바이오 잉크 조성물, 이를 이용한 성형체의 제조방법 및 이를 이용하여 제조된 성형체 |
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR960705597A (ko) * | 1994-08-19 | 1996-11-08 | 타다오 구로쯔미 | 프리필드 시린지 의약품의 멸균방법 |
KR101829136B1 (ko) | 2016-08-11 | 2018-02-13 | 가톨릭대학교 산학협력단 | 가시광선 광경화 수용성 키토산 유도체, 키토산 하이드로겔 및 이의 제조방법 |
KR20220026523A (ko) * | 2020-08-25 | 2022-03-04 | 가톨릭대학교 산학협력단 | 가시광선 경화성 바이오 잉크 조성물, 이를 이용한 성형체의 제조방법 및 이를 이용하여 제조된 성형체 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20250018028A (ko) | 2023-07-28 | 2025-02-04 | 주식회사 매트릭셀바이오 | 생체 반응성 하이드로겔을 포함하는 바이오 잉크 조성물 및 그 제조 방법 |
KR20250046916A (ko) | 2023-09-27 | 2025-04-03 | 주식회사 매트릭셀바이오 | 다성분 하이드로겔을 포함하는 바이오 잉크 조성물, 이의 제조방법 및 이를 포함하는 3d 바이오 프린팅 방법 |
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