KR101747099B1 - 생체적합성 고분자를 이용한 마이크로니들의 제조방법 - Google Patents
생체적합성 고분자를 이용한 마이크로니들의 제조방법 Download PDFInfo
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- KR101747099B1 KR101747099B1 KR1020160015785A KR20160015785A KR101747099B1 KR 101747099 B1 KR101747099 B1 KR 101747099B1 KR 1020160015785 A KR1020160015785 A KR 1020160015785A KR 20160015785 A KR20160015785 A KR 20160015785A KR 101747099 B1 KR101747099 B1 KR 101747099B1
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- biocompatible polymer
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- flask
- polymer solution
- filling
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Abstract
Description
도 5는 본 발명의 일 실시예에 따른 생체적합성 고분자 기반 마이크로니들의 제조방법에 사용되는 주형틀의 사시도이다.
도 6a는 본 발명의 일 실시예에 따른 화장품용 생체적합성 고분자 기반 마이크로니들의 제조방법에 사용되는 마이크로니들 주형틀의 단면도이다.
도 6b는 본 발명의 일 실시예에 따른 의약품용 생체적합성 고분자 기반 마이크로니들의 제조방법에 사용되는 마이크로니들 주형틀의 단면도이다.
도 7 내지 도 9는 본 발명의 실시예들에 따른 생체적합성 고분자 기반 마이크로니들의 제조공정을 단면적으로 도시한 도면이다.
도 10은 본 발명의 일 실시예에 따라 제조된 생체적합성 고분자 기반 마이크로니들 패치의 단면도이다.
도 11은 본 발명의 일 실시예에 따라 제조된 의약품용 가교된 히알루론산 기반 마이크로니들의 현미경사진(배율 60배)이다.
도 12은 본 발명의 일 실시예에 따라 제조된 저농도의 가교히알루론산 기반 마이크로니들의 입면(a) 및 측면(b)을 촬영한 현미경사진(배율 60배)이고, 고농도의 가교히알루론산 기반 마이크로니들의 입면(c) 및 측면(d)을 촬영한 현미경사진(배율 60배)이다.
도 13은 A사의 시판 마이크로니들의 입면(a) 및 측면(b)을 촬영한 현미경사진(배율 60배)이다.
도 14은 B사의 시판 마이크로니들의 입면(좌) 및 측면(우)을 촬영한 현미경사진(배율 60배)이다.
도 15은 C사의 시판 마이크로니들의 입면(a), 입면 줌인(b), 측면(c), 에지(d, edge) 및 접착부분(e)을 촬영한 현미경사진이다.
120: 의약품용 주형틀 200: 홀(hole)
300: 스토퍼(stopper) 310: 진공스토퍼
350: 충전니들 400: 진공펌프
450: 진공펌프밸브 500: 진공해지밸브
600: 패드 700: 롤러(roller)
10: 약학 유효성분 20: 부형제 성분
30: 패치 부착부
Claims (19)
- 다음의 단계를 포함하는 생체적합성 고분자 기반 마이크로니들의 제조방법:
(a) 원추 모양의 관통된 복수 개의 홀이 이격되어 형성되어 있는 주형틀의 홀 상부를 스토퍼로 막고 충전니들을 이용하여 적정량의 유효성분을 함유한 생체적합성 고분자 용액을 주입하는 1차 충전단계;
(b) 충전니들을 이용하여 부형제를 함유한 생체적합성 고분자 용액을 주입하는 2차 충전단계;
(c) 상기 생체적합성 고분자 용액을 고화시키는 단계; 및
(d) 상기 주형틀의 상부에 패드를 부착한 다음, 주형틀에서 탈착시키는 단계.
- 다음의 단계를 포함하는 생체적합성 고분자 기반 마이크로니들의 제조방법:
(a) 원추 모양의 관통된 복수 개의 홀이 이격되어 형성되어 있는 주형틀의 홀 상부를 스토퍼로 막고 홀의 하부에 진공을 형성한 다음, 충전니들을 이용하여 적정량의 유효성분을 함유한 생체적합성 고분자 용액을 주입하는 1차 충전단계;
(b) 충전니들을 이용하여 부형제를 함유한 생체적합성 고분자 용액을 주입하는 2차 충전단계;
(c) 상기 생체적합성 고분자 용액을 고화시키는 단계; 및
(d) 상기 주형틀의 상부에 패드를 부착한 다음, 주형틀에서 탈착시키는 단계.
- 다음의 단계를 포함하는 생체적합성 고분자 기반 마이크로니들의 제조방법:
(a) 원추 모양의 관통된 복수 개의 홀이 이격되어 형성되어 있는 주형틀의 바닥 하부에 패드를 위치시켜 밀봉하고, 홀의 상부를 진공 스토퍼로 막고 진공상태에서 적정량의 유효성분을 함유한 생체적합성 고분자 용액을 적하한 다음, 진공을 해제하여 생체적합성 고분자 용액을 충전하는 1차 충전단계;
(b) 충전니들을 이용하여 부형제를 함유한 생체적합성 고분자 용액을 주입하는 2차 충전단계;
(c) 상기 생체적합성 고분자 용액을 고화시키는 단계; 및
(d) 상기 주형틀의 상부에 패드를 부착한 다음, 주형틀에서 탈착시키는 단계.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 상기 (b) 2차 충전단계 이후에 충전니들을 이용하여 생체적합성 고분자 용액을 주입하는 3차 충전단계를 추가로 포함하는 생체적합성 고분자 기반 마이크로니들의 제조방법.
- 제3항에 있어서, 진공을 해제할 때, 홀 내부에 있는 에어가 제거되면서 생체적합성 고분자 용액을 충전하는 것을 특징으로 하는 생체적합성 고분자 기반 마이크로니들의 제조방법.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 상기 (a), (b) 또는 (c) 단계 후에 비젼 시스템을 통해 마이크로니들의 모양과 크기를 확인하는 단계를 추가로 포함하는 생체적합성 고분자 기반 마이크로니들의 제조방법.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 상기 (c) 단계 후에 추가의 고화 또는 건조를 수행하는 단계를 추가로 포함하는 생체적합성 고분자 기반 마이크로니들의 제조방법.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 상기 생체적합성 고분자는 히알루론산(hyaluronicacid; HA), 젤라틴(gelatin), 키토산(chitosan), 콜라겐(collagen), 알긴산, 펙틴, 카라기난, 콘드로이틴(설페이트), 덱스트란(설페이트), 폴리라이신(polylysine), 카르복시메틸티틴, 피브린, 아가로스, 풀루란, 셀룰로오스, 폴리비닐피롤리돈(PVP), 폴리에틸렌글리콜(PEG), 폴리비닐알콜(PVA), 히드록시프로필셀룰로스(HPC), 히드록시에틸셀룰로스(HEC), 히드록시프로필메틸셀룰로스(HPMC), 나트륨카르복시메틸셀룰로스, 폴리알콜, 아라비아검, 알기네이트, 시클로덱스트린, 덱스트린, 포도당, 과당, 녹말, 트레할로스, 글루코스, 말토스, 락토스, 락툴로스, 프럭토스, 투라노스, 멜리토스, 멜레지토스, 덱스트란, 소르비톨, 크실리톨, 팔라티니트, 폴리락트산(polylactic acid), 폴리글리콜산(polyglycolic acid), 폴리에틸렌옥사이드, 폴리아크릴산, 폴리아크릴아마이드, 폴리메타아크릴산 및 폴리말레인산으로 구성된 군에서 1종 이상 선택되는 것을 특징으로 하는 생체적합성 고분자 기반 마이크로니들의 제조방법.
- 제8항에 있어서, 상기 생체적합성 고분자는 히알루론산인 것을 특징으로 하는 생체적합성 고분자 기반 마이크로니들의 제조방법.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 상기 스토퍼는 실리콘 또는 고무로 구성되는 것을 특징으로 하는 생체적합성 고분자 기반 마이크로니들의 제조방법.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 상기 주형틀은 스테인레스, 철 및 플라스틱으로 구성된 군에서 선택되는 것을 특징으로 하는 생체적합성고분자 기반 마이크로니들의 제조방법.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 상기 생체적합성 고분자 용액의 온도는 10~65℃인 것을 특징으로 하는 생체적합성 고분자 기반 마이크로니들의 제조방법.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 5~30℃의 온도에서 송풍하거나 80℃ 이상의 온도에서 송풍하거나 급속 동결건조하여 고화시키는 것을 특징으로 하는 생체적합성 고분자 기반 마이크로니들의 제조방법.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 상기 유효성분은 화장 유효성분이고, 상기 마이크로니들은 기저층 하단부부터 침의 끝부분까지의 길이는 50~270㎛이며, 기저층 하단부의 직경은 30~80㎛이고, 침의 끝부분의 직경은 10~50㎛이며, 침의 끝부분부터 화장 유효성분, 부형제 및 생체적합성 고분자 매트릭스로 구성된 패치 부착부가 순차적으로 충전된 것을 특징으로 하는 생체적합성 고분자 기반 마이크로니들의 제조방법.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 상기 유효성분은 약학 유효성분이고, 상기 마이크로니들은 기저층 하단부부터 침의 끝부분까지의 길이는 600㎛ 이하이며, 기저층 하단부의 직경은 100~400㎛이고, 침의 끝부분의 직경은 10~70㎛이며, 침의 끝부분부터 약학 유효성분, 부형제 및 생체적합성 고분자 매트릭스로 구성된 패치 부착부가 순차적으로 충전된 것을 특징으로 하는 생체적합성 고분자 기반 마이크로니들의 제조방법.
- 다음의 단계를 포함하는 생체적합성 고분자 기반 마이크로니들의 제조방법:
(a) 원추 모양의 관통된 복수 개의 홀이 이격되어 형성되어 있는 주형틀 상부에 적정량의 유효성분을 함유한 생체적합성 고분자 용액을 적하하고 균일하게 도포한 다음, 상기 주형틀의 홀의 하부를 진공펌프와 연결하여 생체적합성 고분자 용액을 주입하는 단계;
(b) 상기 (a) 단계를 1~10회 반복하는 단계;
(c) 상기 생체적합성 고분자 용액을 고화시키는 단계; 및
(c) 상기 주형틀의 상부에 패드를 부착한 다음, 주형틀에서 탈착시키는 단계.
- 제16항에 있어서, 상기 유효성분은 화장 유효성분이고, 상기 마이크로니들은 기저층 하단부부터 침의 끝부분까지의 길이는 50~270㎛이며, 기저층 하단부의 직경은 30~80㎛이고, 침의 끝부분의 직경은 10~50㎛이며, 침의 끝부분부터 화장 유효성분, 부형제 및 생체적합성 고분자 매트릭스로 구성된 패치 부착부가 순차적으로 충전된 것을 특징으로 하는 생체적합성 고분자 기반 마이크로니들의 제조방법.
- 기저층 하단부부터 침의 끝부분까지의 길이는 600㎛ 이하이며, 기저층 하단부의 직경은 100~400㎛이고, 침의 끝부분의 직경은 10~70㎛이며, 침의 끝부분부터 약학 유효성분과 부형제 함유 가교도 1~10%의 가교된 히알루론산 매트릭스가 순차적으로 충전된 것을 특징으로 하는 가교-히알루론산 기반 마이크로니들.
- 기저층 하단부부터 침의 끝부분까지의 길이는 50~270㎛이며, 기저층 하단부의 직경은 30~80㎛이고, 침의 끝부분의 직경은 10~50㎛이며, 침의 끝부분부터 화장 유효성분과 부형제 함유 가교도 1~10%의 가교된 히알루론산 매트릭스가 순차적으로 충전된 것을 특징으로 하는 가교-히알루론산 기반 마이크로니들.
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KR102685131B1 (ko) * | 2023-10-25 | 2024-07-15 | 주식회사 스몰랩 | 안정성이 증진된 리라글루타이드-함유 마이크로니들용 조성물 및 이의 이용 |
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CN108697882B (zh) | 2021-07-16 |
CN108697882A (zh) | 2018-10-23 |
WO2017138682A1 (ko) | 2017-08-17 |
US10850083B2 (en) | 2020-12-01 |
US20190030309A1 (en) | 2019-01-31 |
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