KR20200021447A - 골 대체물용 캐리어 조성물 - Google Patents
골 대체물용 캐리어 조성물 Download PDFInfo
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Abstract
Description
도 1은 콜리포르(Kolliphor) P 407을 기반으로 하는 SiO2-함유 하이드로겔의 분자량 분포를 나타낸다.
도 2는 감마 조사(irradiation) 후의 콜리포르 P 407을 기반으로 하는 SiO2-함유 하이드로겔의 분자량 분포를 나타낸다.
도 3은 하이드로겔을 60℃에서 55일 동안 저장한 후 콜리포르 P 407을 기반으로 한 SiO2-함유 하이드로겔의 분자량 분포를 나타낸다.
도 4a는 전단 속도의 함수로서 점도 측정의 결과를 나타낸다. 도 4b는 주파수의 함수로서 전단 모듈러스(shear modulus)의 측정 결과를 나타낸다.
도 5는 편광 현미경 하에서 라멜라 구조의 형성을 나타낸다.
도 6은 적용기를 사용한 본 발명의 골 대체물의 적용을 나타낸다.
도 7은 반사광 현미경을 사용함으로써 가속화된 노화(accelerated ageing) 후의 본 발명의 골 대체물의 시험 결과를 나타낸다.
도 8은 본 발명의 골 대체물의 토끼 뒷다리 내로의 이식 후 4주째에 HE 염색(staining)의 결과를 나타낸다.
도 9는 본 발명의 골 대체물의 토끼 뒷다리 내로의 이식 후 조직계측학적 평가 중 하나의 결과를 나타낸다.
도 10은 본 발명의 골 대체물 내의 개구부(opening) 및 약 40 μm의 직경을 지닌 중공 구체 형태의 미세입자의 용도를 나타낸다.
도 11은 미세입자를 폴락사머-실리카 하이드로겔 속에 포매하기 전의 순수한 실리카 하이드로겔을 사용한 미세입자의 클러스터의 코팅을 개략적으로 나타낸다.
도 12a는 다음의 캐리어 물질의 상이한 조성물에 대한 전단 속도["전단 속도"]의 함수로서 전단["전단 응력"]의 적용을 나타낸다: A 19.6% 콜리포르 P 407, 0% SiO2; B 19.6% 콜리포르 P 407, 4.8% SiO2; C 36.0% 콜리포르 P 407, 0% SiO2; D 36.O% 콜리포르 P 407, 3.8% SiO2.
도 12b는 다음의 상이한 캐리어 물질 조성물에 대한 복합체 전단 모듈러스(저장 모듈러스["저장 모듈러스] G'; 손실 모듈러스["손실 모듈러스"] G'')를 나타낸다: A 36.0% 콜리포르 P 407, 0% SiO2; B 36.0% 콜리포르 P 407, 5.0% SiO2.
도 12c는 다음의 상이한 캐리어 물질 조성물에 대한 복합체 전단 모듈러스(저장 모듈러스 G'; 손실 모듈러스 G'')를 나타낸다: A 19.4% 콜리포르 P 407, 0% SiO2; B 19.4% 콜리포르 P 407, 4.8% SiO2.
도 12d는 다음의 상이한 캐리어 물질 조성물에 대한 복합체 전단 모듈러스(저장 모듈러스 G'; 손실 모듈러스 G'')를 나타낸다: A 16.4% 콜리포르 P 407, 0% SiO2; B 16.4% 콜리포르 P 407, 5.0% SiO2; C 16.4% 콜리포르 P 407, 7.4% SiO2.
Claims (15)
- 입자상 및 과립상 골 대체물(bone-substitute material)용 캐리어 조성물(carrier composition)로서, 상기 캐리어 조성물은 다음을 포함하는 를 포함하는 하이드로겔인 것인 조성물:
(a) 에틸렌 옥사이드(EO)-프로필렌 옥사이드(PO) 블록 공중합체 또는 에틸렌 옥사이드(EO)-프로필렌 옥사이드(PO) 블록 공중합체의 혼합물; 및
(b) 실리카 나노입자. - 제1항에 있어서, 하이드로겔 내 수분 비율은 약 60% 내지 약 90% (w/w)의 범위인 캐리어 조성물.
- 제1항 또는 제2항에 있어서, 하이드로겔 내 에틸렌 옥사이드(EO)-프로필렌 옥사이드(PO) 블록 공중합체 비율은 약 10% 내지 40%(w/w), 바람직하게는 약 20% 내지 37% (w/w)인 캐리어 조성물.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 실리카 나노입자의 비율은 약 2% 내지 12% (w/w), 바람직하게는 3.5% 내지 5% (w/w)의 범위인 캐리어 조성물.
- 제1항 내지 제4항 중 어느 한 항에 있어서, 실리카 나노입자가 크기는 약 0.5 nm 내지 약 10 nm, 바람직하게는 약 0.5 nm 내지 약 1.5 nm인 캐리어 조성물.
- 제1항 내지 제5항 중 어느 한 항에 있어서, 실리카 나노입자는 평균 크기가 200 nm 미만인 프랙탈 응집 클러스터(fractal aggregationcluster)를 형성하는 캐리어 조성물.
- 제1항 내지 제6항 중 어느 한 항에 있어서, 캐리어 조성물 내 에틸렌 옥사이드(EO)-프로필렌 옥사이드(PO) 블록 공중합체는 약 1,000 g/mol 내지 70,000 g/mol의 분자량 분포를 가지는 캐리어 조성물.
- 제1항 내지 제7항 중 어느 한 항에 있어서, 캐리어 조성물 내 적어도 30%(w/w), 바람직하게는 40%(w/w)의 에틸렌 옥사이드(EO)-프로필렌 옥사이드(PO) 블록 공중합체는 평균 분자량이 9,800 내지 14,600 g/mol의 범위인, 폴락사머, 바람직하게는 폴록사머 407로 이루어져 있는 캐리어 조성물.
- 다음을 포함하는 골 대체물:
(a) 제1항 내지 제8항 중 어느 한 항에 따른 캐리어 조성물;
(b) 골전도성 및/또는 골유도성 입자 또는 골전도성 및/또는 골유도성 과립. - 제9항에 있어서, 골전도성 또는 골유도성 입자는 약 5 μm 내지 100 μm, 보다 바람직하게는 약 20 μm 내지 40 μm의 크기를 가지는 골 대체물.
- 제9항 또는 제10항에 있어서, 골전도성 또는 골유도성 입자가 개구부(opening)를 가지는 중공 구체(hollow sphere)인 골 대체물.
- 제11항에 있어서, 중공 구체가 약 100 μm 내지 3,000 μm 크기의 클러스터(cluster)를 형성하는 골 대체물.
- 제9항 또는 제10항에 있어서, 골전도성 및/또는 골유도성 입자 또는 골전도성 및/또는 골유도성 과립이 골의 생물학적 하이드록시아파타이트의 형태를 지닌 하이드록시아파타이트 미결정(crystallite)으로 이루어지며, 실리카-크세로겔의 매트릭스로 코팅되는 골 대체물.
- 제9항 내지 제13항 중 어느 한 항에 있어서, 골전도성 또는 골유도성 입자 또는, 골전도성 또는 골유도성 과립은 실리카 겔로 코팅되어 있으며, 실리카 겔 내 실리카 농도는 바람직하게는 약 3% 내지 10%인 골 대체물.
- 다음의 단계를 포함하는, 골 대체물의 제조 방법:
(a) 제1항 내지 제8항 중 어느 한 항에 따른 캐리어 조성물을 제공하는 단계;
(b) 선택적으로 캐리어 조성물을 감마 방사선으로 처리하는 단계; 및
(c) 캐리어 조성물을 골전도성 및/또는 골유도성 입자 또는 골전도성 및/또는 골유도성 과립과 혼합하는 단계,
여기서 골전도성 및/또는 골유도성 입자 또는 골전도성 및/또는 골유도성 과립은 바람직하게 실리카 하이드로겔로 코팅되는, 골 대체물의 제조 방법.
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| EP17163687.1 | 2017-03-29 | ||
| EP17163687.1A EP3381479A1 (de) | 2017-03-29 | 2017-03-29 | Trägerzusammensetzung für knochenersatzmaterialien |
| PCT/EP2018/058132 WO2018178266A1 (de) | 2017-03-29 | 2018-03-29 | Trägerzusammensetzung für knochenersatzmaterialien |
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| US (1) | US11324859B2 (ko) |
| EP (2) | EP3381479A1 (ko) |
| JP (1) | JP7118132B2 (ko) |
| KR (1) | KR102523981B1 (ko) |
| CN (1) | CN110650754B (ko) |
| AU (1) | AU2018246310B2 (ko) |
| CA (1) | CA3058253A1 (ko) |
| ES (1) | ES2917406T3 (ko) |
| MX (1) | MX391274B (ko) |
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| EP3381479A1 (de) * | 2017-03-29 | 2018-10-03 | ARTOSS GmbH | Trägerzusammensetzung für knochenersatzmaterialien |
| US11560509B2 (en) | 2020-11-18 | 2023-01-24 | Saudi Arabian Oil Company | Reversible mechanically triggered nanosilica gels |
| SE545886C2 (en) * | 2022-02-16 | 2024-03-05 | Cavix Ab | Putty formultion comprising macroporous hydroxyapatite composition and methods of making such |
| SE544797C2 (en) * | 2022-02-16 | 2022-11-15 | Cavix Ab | Macroporous hydroxyapatite composition and methods of making such |
| CN116688217B (zh) * | 2023-06-05 | 2025-09-16 | 赛克赛斯生物科技股份有限公司 | 一种止血蜡及其制备方法 |
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Also Published As
| Publication number | Publication date |
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| JP7118132B2 (ja) | 2022-08-15 |
| CA3058253A1 (en) | 2018-10-04 |
| US11324859B2 (en) | 2022-05-10 |
| JP2020512175A (ja) | 2020-04-23 |
| KR102523981B1 (ko) | 2023-04-20 |
| WO2018178266A1 (de) | 2018-10-04 |
| AU2018246310A1 (en) | 2019-10-24 |
| RU2768695C2 (ru) | 2022-03-24 |
| CN110650754B (zh) | 2022-07-22 |
| AU2018246310B2 (en) | 2023-07-20 |
| BR112019020029A2 (pt) | 2020-04-28 |
| EP3600464B1 (de) | 2022-05-04 |
| CN110650754A (zh) | 2020-01-03 |
| US20210093752A1 (en) | 2021-04-01 |
| MX391274B (es) | 2025-03-21 |
| RU2019132821A3 (ko) | 2021-06-21 |
| ES2917406T3 (es) | 2022-07-08 |
| EP3600464A1 (de) | 2020-02-05 |
| EP3381479A1 (de) | 2018-10-03 |
| MX2019011659A (es) | 2022-04-04 |
| RU2019132821A (ru) | 2021-04-29 |
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