KR20170000745A - 광감응물질 전달용 용해성 미세바늘 패치 - Google Patents
광감응물질 전달용 용해성 미세바늘 패치 Download PDFInfo
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Abstract
Description
도 1은 본 발명에 따른 미세바늘을 제조하는 여러 방법 중 일 예를 보여주는 도면이다.
도 2는 본 발명에 따른 미세바늘의 약물 방출 거동을 평가하기 위한 Franz diffusion cell을 나타낸다.
도 3은 실시예 1 및 비교예 1의 광감응물질(indole-3-acetic acid) 피부 투과량을 나타낸 그래프이다.
| 성분(단위: 중량%) | 실시예 1 |
| oligo-HA | 6 |
| Na-CMC | 6 |
| Trehalose | 10 |
| Glycerin | 5 |
| DPG | 10 |
| 인돌-3-아세트산 함유 마이크로파티클(3%) | 3 |
| 물 | To 100 |
| 원 료 명(단위: 중량%) | 비교예 1 | |
| 1 | 정제수 | To 100 |
| 2 | 디프로필렌글리콜 | 8 |
| 3 | 1,2-헥산디올 | 1.5 |
| 4 | 디소듐이디티에이 | 적량 |
| 5 | 카보머 | 적량 |
| 6 | 잔탄검 | 0.3 |
| 7 | 글리세린 | 8 |
| 8 | 피이지-60 하이드로제네이티드캐스터오일 | 0.5 |
| 9 | 에탄올 | 5.0 |
| 10 | 인돌-3-아세트산 | 0.2 |
| 11 | 트로메타민(10%) | 적량 |
| 구분 | 30일 | |||
| 실온 | 40℃ | 50℃ | 0℃ | |
| 실시예 1 | 안정 | 안정 | 미변색 | 안정 |
| 비교예 1 | 변색 | 변색, 특이취 | 변색, 특이취 | 미변색 |
| 구분 | 1일후 | 2일 후 | 4일 후 | 6일 후 | 8일 후 | 10일 후 | 12일 후 | 14일 후 |
| 실시예 1 | 0.06 | 0.08 | 0.06 | 0.08 | 0.08 | 0.10 | 0.10 | 0.08 |
| 비교예 1 | 0.06 | 0.12 | 0.16 | 0.26 | 0.28 | 0.26 | 0.24 | 0.26 |
Claims (13)
- 광감응물질(photosensitizer)을 포함하는 용해성 미세바늘.
- 제1항에 있어서,
상기 광감응물질은 5-아미노레불린산(aminolevulinic acid, 5-ALA), 메틸아미노레불린산(methylaminolevulinic acid, MAL), 포피린류(porphyrins), 인돌 아세트산(indole acetic acid), 클로렐라, 잔틴류(xanthin) 및 이들의 유도체로 이루어진 군에서 선택되는 어느 하나 이상인 것을 특징으로 하는 미세바늘. - 제1항에 있어서,
상기 미세바늘을 형성하는 물질은 피부 내에서 용해되는 것을 특징으로 하는 미세바늘. - 제3항에 있어서,
상기 미세바늘을 형성하는 물질은 히알루론산(Hyaluronic acid), 소듐-카르복시메틸 셀룰로오스, 소듐-카르복시메틸 셀룰로오스(Na-CMC, Sodium carboxymethyl cellulose), 비닐피롤리돈-비닐아세테이트 공중합체, 폴리비닐알코올(Poly vinyl alcohol), 폴리비닐피롤리돈(Poly vinyl pyrrolidone), 당류 또는 이들의 2 이상의 혼합물인 것을 특징으로 하는 미세바늘. - 제4항에 있어서,
상기 미세바늘은 미세바늘을 형성하는 물질 이외에 가소제(plasticizer)를 추가로 포함하는 것을 특징으로 하는 미세바늘. - 제1항에 있어서,
상기 광감응물질은 미세바늘 총 중량 대비 0.0001 내지 10 중량% 포함된 것을 특징으로 하는 미세바늘. - 제1항에 있어서,
상기 미세바늘은 광감응물질의 피부 투과량을 향상시키는 것을 특징으로 하는 미세바늘. - 광감응물질을 함유하는 마이크로파티클을 포함하는 용해성 미세바늘.
- 제8항에 있어서,
상기 마이크로파티클은 폴리(락트산), 폴리(락타이드), 폴리(글리코라이드), 폴리(락타이드-코-글리코라이드), 폴리안하이드라이드, 폴리오쏘에스테르, 폴리에테르에스테르, 폴리카프로락톤, 모노-메톡시 폴리에틸렌글리콜-폴리카프로락톤 (MPEG-PCL), 폴리에스테르아마이드, 폴리(부티르 산), 폴리(발레르 산), 폴리우레탄, 셀룰로오스, 폴리아크릴레이트, 에틸렌-비닐아세테이트 중합체, 아크릴 치환 셀룰로오스 아세테이트, 비-분해성 폴리우레탄, 폴리스티렌, 폴리비닐 클로라이드, 폴리비닐 플루오라이드, 폴리(비닐 이미다졸), 클로로설포네이트 폴리올레핀(chlorosulphonate polyolefins), 폴리에틸렌 옥사이드 및 이들의 공중합체로 이루어진 군으로부터 선택되는 어느 하나 이상으로 형성되는 것을 특징으로 하는 미세바늘. - 제8항에 있어서,
상기 마이크로파티클의 직경은 0.01 내지 10 μm 인 것을 특징으로 하는 미세바늘. - 제1항 내지 제10항 중 어느 한 항에 따른 미세바늘을 포함하는 미세바늘 패치.
- S1) 마이크로파티클을 형성하는 고분자와 함께 광감응물질을 용해하여 마이크로파티클을 형성하는 단계;
S2) 미세바늘의 구조를 형성하는 피부 내 용해성 물질과 상기 마이크로파티클을 함께 미세바늘 형성용 몰드(mold)에 채워 혼합하는 단계; 및
S3) 상기 몰드를 가온하고 이를 건조한 후 분리하는 단계를 포함하는 광감응물질을 포함하는 미세바늘의 제조 방법. - 제1항 내지 제10항 중 어느 한 항에 따른 미세바늘을 적용하는 것을 특징으로 하는 광감응물질을 피부 내로 전달하는 광감응물질의 화장학적 피부 투여 방법.
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107349518A (zh) * | 2017-06-22 | 2017-11-17 | 浙江理工大学 | 一种近红外光敏感微针贴片及其制备方法 |
| WO2019050121A1 (ko) * | 2017-09-08 | 2019-03-14 | 주식회사 에스스킨 | 온도 감응형 마이크로니들 패치 및 이의 제조 방법 |
| CN111544758A (zh) * | 2019-03-26 | 2020-08-18 | 华中科技大学同济医学院附属协和医院 | 一种载光敏剂的可溶性微针和微针阵列及制备方法 |
| FR3097768A1 (fr) * | 2019-06-28 | 2021-01-01 | Commissariat à l'Energie Atomique et aux Energies Alternatives | Dispositif de type patch à appliquer sur la peau d'un être vivant |
| CN114557954A (zh) * | 2022-03-03 | 2022-05-31 | 澳门大学 | 含有活性微藻的可溶解微针、微针贴片、制备方法和应用 |
| CN118717640A (zh) * | 2024-06-05 | 2024-10-01 | 重庆市食品药品检验检测研究院 | 一种血卟啉微针制剂及其制备方法 |
| US12186515B2 (en) | 2020-04-28 | 2025-01-07 | Ticona Llc | Microneedle assembly |
| CN120617248A (zh) * | 2025-06-24 | 2025-09-12 | 上海交通大学医学院附属第九人民医院 | 吲哚乙酸在制取治疗视神经损害的药械或食品中的应用 |
| WO2025234726A1 (ko) * | 2024-05-08 | 2025-11-13 | 정성희 | 광역학 치료용 용해성 마이크로니들 및 이의 제조방법 |
Citations (1)
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| KR20080090741A (ko) | 2007-04-06 | 2008-10-09 | 주식회사 코리아나화장품 | 아미노 레불리닉산을 배합시킨 액정 유화 베이스를포함하는 피부보호용 화장료 조성물 |
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| KR20080090741A (ko) | 2007-04-06 | 2008-10-09 | 주식회사 코리아나화장품 | 아미노 레불리닉산을 배합시킨 액정 유화 베이스를포함하는 피부보호용 화장료 조성물 |
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| CN111544758B (zh) * | 2019-03-26 | 2023-02-28 | 华中科技大学同济医学院附属协和医院 | 一种载光敏剂的可溶性微针和微针阵列及制备方法 |
| FR3097768A1 (fr) * | 2019-06-28 | 2021-01-01 | Commissariat à l'Energie Atomique et aux Energies Alternatives | Dispositif de type patch à appliquer sur la peau d'un être vivant |
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