KR100563330B1 - Liga공정을 이용한 폴리머 재질의 미세 바늘 어레이제조방법 - Google Patents
Liga공정을 이용한 폴리머 재질의 미세 바늘 어레이제조방법 Download PDFInfo
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- KR100563330B1 KR100563330B1 KR1020030003041A KR20030003041A KR100563330B1 KR 100563330 B1 KR100563330 B1 KR 100563330B1 KR 1020030003041 A KR1020030003041 A KR 1020030003041A KR 20030003041 A KR20030003041 A KR 20030003041A KR 100563330 B1 KR100563330 B1 KR 100563330B1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D99/00—Subject matter not provided for in other groups of this subclass
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
- B81C99/00—Subject matter not provided for in other groups of this subclass
- B81C99/0075—Manufacture of substrate-free structures
- B81C99/0085—Manufacture of substrate-free structures using moulds and master templates, e.g. for hot-embossing
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/145—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue
- A61B5/14507—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue specially adapted for measuring characteristics of body fluids other than blood
- A61B5/1451—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue specially adapted for measuring characteristics of body fluids other than blood for interstitial fluid
- A61B5/14514—Measuring characteristics of blood in vivo, e.g. gas concentration or pH-value ; Measuring characteristics of body fluids or tissues, e.g. interstitial fluid or cerebral tissue specially adapted for measuring characteristics of body fluids other than blood for interstitial fluid using means for aiding extraction of interstitial fluid, e.g. microneedles or suction
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M37/00—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin
- A61M37/0015—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin by using microneedles
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/0002—Lithographic processes using patterning methods other than those involving the exposure to radiation, e.g. by stamping
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/0035—Multiple processes, e.g. applying a further resist layer on an already in a previously step, processed pattern or textured surface
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/20—Exposure; Apparatus therefor
- G03F7/2037—Exposure with X-ray radiation or corpuscular radiation, through a mask with a pattern opaque to that radiation
- G03F7/2039—X-ray radiation
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M37/00—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin
- A61M37/0015—Other apparatus for introducing media into the body; Percutany, i.e. introducing medicines into the body by diffusion through the skin by using microneedles
- A61M2037/0053—Methods for producing microneedles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
- B81B2201/00—Specific applications of microelectromechanical systems
- B81B2201/05—Microfluidics
- B81B2201/055—Microneedles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
- B81C2201/00—Manufacture or treatment of microstructural devices or systems
- B81C2201/03—Processes for manufacturing substrate-free structures
- B81C2201/032—LIGA process
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Animal Behavior & Ethology (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Medical Informatics (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- General Health & Medical Sciences (AREA)
- Anesthesiology (AREA)
- Biophysics (AREA)
- Dermatology (AREA)
- Surgery (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Hematology (AREA)
- Pathology (AREA)
- Molecular Biology (AREA)
- Toxicology (AREA)
- Mechanical Engineering (AREA)
- Micromachines (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Media Introduction/Drainage Providing Device (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
Description
이어서, 도 2g를 참조하면, 기판(1) 뒷면을 제거하여 노광되는 면적을 한정하는 형상으로 하기 위해 기판(1) 뒷면에 증착된 실리콘 산화막의 절연층(2)을 반응성 이온 식각(RIE:Reactive Ion Etching)을 행하여 사각형 모양을 형성하고, 기판(1)을 희석수산화칼륨(KOH) 식각 용액에 담궈 절연층(1)이 제거된 형상을 따라 상부의 절연층(2)의 아래면이 노출될 때 까지 기판(1)의 뒷면을 비등방성 식각하여 마름모 모양을 형성한다.
Claims (3)
- 실리콘 기판 위에 미세 바늘 어레이 구조의 흡수체를 형성하여 X-선 마스크를 제작하는 단계;상기 X-선 마스크를 이용하여 PMMA 위에 X-선 수직 노광 및 경사노광하여 미세 바늘 어레이 PMMA 형틀을 제작하는 단계;상기 PMMA 형틀 위에 PDMS를 부어 반대형상을 갖는 유연한 PDMS 금형을 제작하는 단계;상기 PDMS 금형 위에 겔 형태의 폴리머를 채우는 단계;상기 폴리머에 UV를 조사하여 구멍을 형상식각하는 단계;상기 PDMS 금형을 떼어내어 폴리머 재질의 미세 바늘 어레이를 완성하는 단계;를 포함하는 것을 특징으로 하는 미세 바늘 어레이 제조방법.
- 제 1항에 있어서,상기 미세 바늘 어레이 구조의 X-선 마스크는,100㎛이하의 두께를 가지는 실리콘 기판 위에 산화막(SiO2)을 형성하여 절연층을 형성하는 단계;상기 절연층 위에 크롬/금(Cr/Au) 금속층을 차례로 증착하여 도금을 위한 베이스 기판을 형성하는 단계;감광성 폴리머, 현상액과 식각액을 이용하여 미세 바늘 어레이의 형상을 형상식각(patterning)하는 단계;상기 형상식각된 감광성 폴리머를 이용하여 금을 도금한 다음 형상식각된 감광성폴리머를 제거하여 X-선 흡수체를 형성하고 상기 감광성 폴리머를 제거하는 단계를 포함하는 것을 특징으로 하는 미세 바늘 어레이 제조방법.
- 제 2 항에 있어서, 상기 실리콘 기판 대신에 BN(보론나이트라이드,BN) 또는 저응력 질화박막을 가진 기판을 사용하는 것을 특징으로 하는 미세 바늘 어레이 제조방법.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030003041A KR100563330B1 (ko) | 2003-01-16 | 2003-01-16 | Liga공정을 이용한 폴리머 재질의 미세 바늘 어레이제조방법 |
PCT/KR2004/000074 WO2004062899A2 (en) | 2003-01-16 | 2004-01-16 | Method for manufacturing of polymer micro needle array with liga process |
CNB200480002378XA CN100513145C (zh) | 2003-01-16 | 2004-01-16 | 以liga工艺制造聚合物微针阵列的方法 |
EP04702870A EP1594683A4 (en) | 2003-01-16 | 2004-01-16 | METHOD FOR MANUFACTURING A POLYMER MICRO-NEEDLE NETWORK USING A LIGA PROCESS |
US10/542,613 US20060055090A1 (en) | 2003-01-16 | 2004-01-16 | Method for manufacturing of polymer micro needle array with liga process |
JP2005518550A JP2006516226A (ja) | 2003-01-16 | 2004-01-16 | Liga工程を用いたポリマー材質の微細針アレイの製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020030003041A KR100563330B1 (ko) | 2003-01-16 | 2003-01-16 | Liga공정을 이용한 폴리머 재질의 미세 바늘 어레이제조방법 |
Publications (2)
Publication Number | Publication Date |
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KR20040065848A KR20040065848A (ko) | 2004-07-23 |
KR100563330B1 true KR100563330B1 (ko) | 2006-03-22 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020030003041A KR100563330B1 (ko) | 2003-01-16 | 2003-01-16 | Liga공정을 이용한 폴리머 재질의 미세 바늘 어레이제조방법 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20060055090A1 (ko) |
EP (1) | EP1594683A4 (ko) |
JP (1) | JP2006516226A (ko) |
KR (1) | KR100563330B1 (ko) |
CN (1) | CN100513145C (ko) |
WO (1) | WO2004062899A2 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101926958B1 (ko) | 2017-01-13 | 2018-12-07 | 현대자동차주식회사 | 내스크래치성 및 내오염성이 향상된 무도장 사출 성형품의 제조방법 및 이에 의해 제조된 크래쉬 패드 |
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KR102250038B1 (ko) * | 2019-05-07 | 2021-05-11 | 인하대학교 산학협력단 | 마이크로니들 어레이 제조 방법 및 제조 시스템 |
CN110429158A (zh) * | 2019-07-04 | 2019-11-08 | 云南师范大学 | 非制冷红外焦平面探测器光学窗口的湿法腐蚀方法 |
CN111408036A (zh) * | 2020-04-24 | 2020-07-14 | 优微(珠海)生物科技有限公司 | 一种复合型微针贴片及其制备方法 |
CN113209466A (zh) * | 2021-05-11 | 2021-08-06 | 苏州揽芯微纳科技有限公司 | 一种单晶硅空心微针结构及其制作方法 |
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WO1999064580A1 (en) * | 1998-06-10 | 1999-12-16 | Georgia Tech Research Corporation | Microneedle devices and methods of manufacture and use thereof |
US6312612B1 (en) * | 1999-06-09 | 2001-11-06 | The Procter & Gamble Company | Apparatus and method for manufacturing an intracutaneous microneedle array |
WO2001033614A1 (en) * | 1999-11-02 | 2001-05-10 | University Of Hawaii | Method for fabricating arrays of micro-needles |
US6511463B1 (en) * | 1999-11-18 | 2003-01-28 | Jds Uniphase Corporation | Methods of fabricating microneedle arrays using sacrificial molds |
US6663820B2 (en) * | 2001-03-14 | 2003-12-16 | The Procter & Gamble Company | Method of manufacturing microneedle structures using soft lithography and photolithography |
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KR101926958B1 (ko) | 2017-01-13 | 2018-12-07 | 현대자동차주식회사 | 내스크래치성 및 내오염성이 향상된 무도장 사출 성형품의 제조방법 및 이에 의해 제조된 크래쉬 패드 |
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KR20040065848A (ko) | 2004-07-23 |
US20060055090A1 (en) | 2006-03-16 |
CN1738710A (zh) | 2006-02-22 |
WO2004062899A2 (en) | 2004-07-29 |
EP1594683A2 (en) | 2005-11-16 |
JP2006516226A (ja) | 2006-06-29 |
CN100513145C (zh) | 2009-07-15 |
WO2004062899A3 (en) | 2004-10-07 |
EP1594683A4 (en) | 2009-11-11 |
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