KR101578149B1 - 미세유체 제어용 밸브 유닛, 및 이의 제조방법 - Google Patents
미세유체 제어용 밸브 유닛, 및 이의 제조방법 Download PDFInfo
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- KR101578149B1 KR101578149B1 KR1020090006987A KR20090006987A KR101578149B1 KR 101578149 B1 KR101578149 B1 KR 101578149B1 KR 1020090006987 A KR1020090006987 A KR 1020090006987A KR 20090006987 A KR20090006987 A KR 20090006987A KR 101578149 B1 KR101578149 B1 KR 101578149B1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K99/00—Subject matter not provided for in other groups of this subclass
- F16K99/0001—Microvalves
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
- B01L3/50—Containers for the purpose of retaining a material to be analysed, e.g. test tubes
- B01L3/502—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures
- B01L3/5027—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures by integrated microfluidic structures, i.e. dimensions of channels and chambers are such that surface tension forces are important, e.g. lab-on-a-chip
- B01L3/502738—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures by integrated microfluidic structures, i.e. dimensions of channels and chambers are such that surface tension forces are important, e.g. lab-on-a-chip characterised by integrated valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K99/00—Subject matter not provided for in other groups of this subclass
- F16K99/0001—Microvalves
- F16K99/0003—Constructional types of microvalves; Details of the cutting-off member
- F16K99/0032—Constructional types of microvalves; Details of the cutting-off member using phase transition or influencing viscosity
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K99/00—Subject matter not provided for in other groups of this subclass
- F16K99/0001—Microvalves
- F16K99/0034—Operating means specially adapted for microvalves
- F16K99/0036—Operating means specially adapted for microvalves operated by temperature variations
- F16K99/004—Operating means specially adapted for microvalves operated by temperature variations using radiation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2400/00—Moving or stopping fluids
- B01L2400/04—Moving fluids with specific forces or mechanical means
- B01L2400/0403—Moving fluids with specific forces or mechanical means specific forces
- B01L2400/0406—Moving fluids with specific forces or mechanical means specific forces capillary forces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2400/00—Moving or stopping fluids
- B01L2400/06—Valves, specific forms thereof
- B01L2400/0677—Valves, specific forms thereof phase change valves; Meltable, freezing, dissolvable plugs; Destructible barriers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
- B01L3/50—Containers for the purpose of retaining a material to be analysed, e.g. test tubes
- B01L3/502—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures
- B01L3/5027—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures by integrated microfluidic structures, i.e. dimensions of channels and chambers are such that surface tension forces are important, e.g. lab-on-a-chip
- B01L3/502707—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures by integrated microfluidic structures, i.e. dimensions of channels and chambers are such that surface tension forces are important, e.g. lab-on-a-chip characterised by the manufacture of the container or its components
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K99/00—Subject matter not provided for in other groups of this subclass
- F16K2099/0073—Fabrication methods specifically adapted for microvalves
- F16K2099/008—Multi-layer fabrications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K99/00—Subject matter not provided for in other groups of this subclass
- F16K2099/0082—Microvalves adapted for a particular use
- F16K2099/0084—Chemistry or biology, e.g. "lab-on-a-chip" technology
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/206—Flow affected by fluid contact, energy field or coanda effect [e.g., pure fluid device or system]
- Y10T137/218—Means to regulate or vary operation of device
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/206—Flow affected by fluid contact, energy field or coanda effect [e.g., pure fluid device or system]
- Y10T137/218—Means to regulate or vary operation of device
- Y10T137/2191—By non-fluid energy field affecting input [e.g., transducer]
- Y10T137/2196—Acoustical or thermal energy
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/206—Flow affected by fluid contact, energy field or coanda effect [e.g., pure fluid device or system]
- Y10T137/218—Means to regulate or vary operation of device
- Y10T137/2202—By movable element
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49405—Valve or choke making
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Dispersion Chemistry (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Hematology (AREA)
- Clinical Laboratory Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Toxicology (AREA)
- Temperature-Responsive Valves (AREA)
- Micromachines (AREA)
Abstract
Description
Claims (22)
- 유체를 이송하기 위한 채널(channel); 상온에서 고체 상태이나 에너지를 흡수하면 용융되는 상전이 물질(phase transition material)을 포함하여 이루어지고, 상기 채널 상에서 경화(硬化)되어 상기 채널을 폐쇄하는 밸브 충전물; 및, 상기 채널을 폐쇄하는 밸브 충전물이 용융되면 모세관력에 의해 유입되도록 상기 채널의 측벽으로부터 연장되고, 상기 채널의 단면적보다 좁은 단면적을 갖는 적어도 하나의 모세관;을 구비하고,상기 모세관의 말단에는 통기공(ventilation hole)이 마련되고, 상기 통기공은 폐쇄되었다가 상기 채널을 폐쇄하는 밸브 충전물이 용융되기 전에 개방되는 밸브 유닛.
- 제1 항에 있어서,상기 채널은 제1 채널 깊이를 갖는 돌출부와, 상기 돌출부에 대해 단차지게 파여져 상기 제1 채널 깊이보다 큰 제2 채널 깊이를 가진 채널 홈부를 구비하고, 상기 모세관은 상기 돌출부 상의 채널 측벽으로부터 연장되고, 상기 돌출부 상에서 상기 밸브 충전물이 경화되어 상기 채널을 폐쇄하는 밸브 유닛.
- 삭제
- 제1 항에 있어서,상기 채널을 폐쇄하는 밸브 충전물을 상기 채널 상에 주입하기 위한 주입공을 더 구비한 밸브 유닛.
- 제4 항에 있어서,상기 주입공은 상기 밸브 충전물이 상기 채널 상에 주입된 후에 폐쇄되는 밸브 유닛.
- 제1 항에 있어서,상기 모세관은 상기 채널의 마주보는 양(兩) 측벽에 또는 양 측벽 중 하나의 측벽에 형성된 밸브 유닛.
- 제1 항에 있어서,상기 밸브 충전물의 상전이 물질은 왁스(wax), 겔(gel), 또는 열가소성 수지인 밸브 유닛.
- 제7 항에 있어서,상기 왁스는, 파라핀 왁스(paraffin wax), 마이크로크리스탈린 왁스(microcrystalline wax), 합성 왁스(synthetic wax), 및 천연 왁스(natural wax)로 이루어진 군으로부터 선택되는 적어도 어느 하나인 밸브 유닛.
- 제7 항에 있어서,상기 겔은, 폴리아크릴아미드(polyacrylamide), 폴리아크릴레이트(polyacrylates), 폴리메타크릴레이트(polymethacrylates) 및, 폴리비닐아미드(polyvinylamides)로 이루어진 군으로부터 선택되는 적어도 어느 하나인 밸브 유닛.
- 제7 항에 있어서,상기 열가소성 수지는, COC(cyclic olefin copolymer), PMMA(polymethylmethacrylate), PC(polycarbonate), PS(polystyrene), POM(polyoxymethylene), PFA(perfluoralkoxy), PVC(polyvinylchloride), PP(polypropylene), PET(polyethylene terephthalate), PEEK(polyetheretherketone), PA(polyamide), PSU(polysulfone), 및 PVDF(polyvinylidene fluoride)로 이루어진 군으로부터 선택되는 적어도 어느 하나인 밸브 유닛.
- 제1 항에 있어서,상기 밸브 충전물은 상기 상전이 물질에 분산되며, 에너지를 흡수하여 발열하는 다수의 미세 발열입자를 더 포함하는 밸브 유닛.
- 제11 항에 있어서,상기 미세 발열입자는 금속 산화물 입자인 밸브 유닛.
- 제12 항에 있어서,상기 금속 산화물은 Al2O3, TiO2, Ta2O3, Fe2O3, Fe3O4 및, HfO2 로 이루어진 군으로부터 선택되는 적어도 하나를 포함하는 밸브 유닛.
- 제11 항에 있어서,상기 미세 발열입자는 중합체 입자, 퀀텀 도트(quantum dot), 또는 자성비드(magnetic bead)인 밸브 유닛.
- 유체를 이송하기 위한 채널(channel)을 형성하는 채널 형성 단계;상기 채널의 측벽으로부터 연장되고 상기 채널의 단면적보다 좁은 단면적을 갖는 적어도 하나의 모세관을 형성하는 모세관 형성 단계;상온에서 고체 상태이나 에너지를 흡수하면 용융되는 상전이 물질(phase transition material)을 포함하여 이루어진 밸브 충전물을 용융 상태로 상기 모세관의 입구가 형성된 상기 채널 상의 영역에 배치하는 밸브 충전물 배치 단계; 및,상기 밸브 충전물을 경화시켜 상기 채널을 폐쇄하는 밸브 충전물 경화 단계;를 구비하고,상기 밸브 충전물이 용융되면 모세관력에 의해 채널로 유입되고,상기 모세관 형성 단계는 상기 모세관의 말단에 통기공(ventilation hole)을 형성하는 단계를 더 구비하고, 상기 밸브 유닛 제조방법은 상기 밸브 충전물 배치 단계 및 밸브 충전물 경화 단계 동안 상기 통기공을 폐쇄하는 통기공 폐쇄 단계를 더 구비한 밸브 유닛 제조방법.
- 제15 항에 있어서,상기 채널 형성 단계는 제1 채널 깊이를 갖는 돌출부와, 상기 돌출부에 대해 단차지게 파여져 상기 제1 채널 깊이보다 큰 제2 채널 깊이를 가진 채널 홈부를 형성하는 단계를 구비하고, 상기 모세관 형성 단계는 상기 돌출부 상의 채널 측벽으로부터 연장되는 모세관을 형성하는 단계를 구비한 밸브 유닛의 제조방법.
- 삭제
- 제15 항에 있어서,상기 밸브 유닛 제조방법은 상기 채널에 연결되는 주입공을 형성하는 주입공 형성 단계를 더 구비하고, 상기 밸브 충전물 배치 단계는 상기 주입공을 통하여 용융 상태의 밸브 충전물을 주입하는 단계를 구비하는 밸브 유닛 제조방법.
- 제18 항에 있어서,상기 밸브 유닛 제조방법은 상기 밸브 충전물 배치 단계 이후에 상기 주입공을 폐쇄하는 주입공 폐쇄 단계를 더 구비한 밸브 유닛 제조방법.
- 제15 항에 있어서,상기 모세관 형성 단계는 상기 채널의 마주보는 양(兩) 측벽에 또는 양 측벽 중 하나의 측벽에 모세관을 형성하는 단계를 구비한 밸브 유닛 제조방법.
- 제15 항에 있어서,상기 밸브 충전물은 상기 상전이 물질에 분산되며, 에너지를 흡수하여 발열하는 다수의 미세 발열입자를 더 포함하는 밸브 유닛 제조방법.
- 제21 항에 있어서,상기 미세 발열입자는 금속 산화물 입자인 밸브 유닛 제조방법.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020090006987A KR101578149B1 (ko) | 2009-01-29 | 2009-01-29 | 미세유체 제어용 밸브 유닛, 및 이의 제조방법 |
| US12/555,173 US8235073B2 (en) | 2009-01-29 | 2009-09-08 | Microfluidic valve unit for controlling flow of fluid and method of fabricating the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020090006987A KR101578149B1 (ko) | 2009-01-29 | 2009-01-29 | 미세유체 제어용 밸브 유닛, 및 이의 제조방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20100087923A KR20100087923A (ko) | 2010-08-06 |
| KR101578149B1 true KR101578149B1 (ko) | 2015-12-17 |
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| KR1020090006987A Active KR101578149B1 (ko) | 2009-01-29 | 2009-01-29 | 미세유체 제어용 밸브 유닛, 및 이의 제조방법 |
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| Country | Link |
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| US (1) | US8235073B2 (ko) |
| KR (1) | KR101578149B1 (ko) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7980272B2 (en) * | 2007-06-21 | 2011-07-19 | Samsung Electronics Co., Ltd. | Microfluidic valve, method of manufacturing the same, and microfluidic device comprising the microfluidic valve |
| KR101347747B1 (ko) * | 2011-05-13 | 2014-01-06 | 성균관대학교산학협력단 | 열 용융 밸브를 포함하는 방사성 화합물 합성장치 |
| JP6302187B2 (ja) * | 2012-08-13 | 2018-03-28 | キヤノン株式会社 | マイクロ流路チップおよびその製造方法 |
| DE102013205412A1 (de) * | 2013-03-27 | 2014-10-02 | Robert Bosch Gmbh | Normal-geschlossenes Ventil für mikrofluidische Bauteile aus einem polymeren Schichtsystem sowie Verfahren |
| KR20140136277A (ko) | 2013-05-20 | 2014-11-28 | 삼성전자주식회사 | 미세유동장치 |
| US9995411B1 (en) | 2014-07-16 | 2018-06-12 | National Technology & Engineering Solutions Of Sandia, Llc | High-temperature, adhesive-based microvalves and uses thereof |
| CN104675808B (zh) * | 2015-03-09 | 2017-08-04 | 哈尔滨工程大学 | 一种光纤微流体驱动装置及驱动方法 |
| WO2017015529A1 (en) | 2015-07-22 | 2017-01-26 | The University Of North Carolina At Chapel Hill | Fluidic devices with freeze-thaw valves with ice-nucleating agents and related methods of operation and analysis |
| US9914116B2 (en) * | 2015-09-10 | 2018-03-13 | Panasonic Intellectual Property Management Co., Ltd. | Microelement |
| GB201615452D0 (en) * | 2016-09-12 | 2016-10-26 | Fluidic Analytics Ltd | Improvements in or relating to valves for microfluidics devices |
| JP6917451B2 (ja) * | 2016-10-03 | 2021-08-11 | テルモ ビーシーティー、インコーポレーテッド | 流体遠心分離装置 |
| US11035498B2 (en) | 2016-12-01 | 2021-06-15 | Rochester Institute Of Technology | Capsule, in-line magnetic valve system and method |
| US10046322B1 (en) | 2018-03-22 | 2018-08-14 | Talis Biomedical Corporation | Reaction well for assay device |
| JP7123125B2 (ja) * | 2018-03-30 | 2022-08-22 | 富士フイルム株式会社 | チップ、混合装置及び混合方法 |
| US10820847B1 (en) | 2019-08-15 | 2020-11-03 | Talis Biomedical Corporation | Diagnostic system |
| US12103000B2 (en) * | 2020-04-10 | 2024-10-01 | The Regents Of The University Of California | Microfluidic phase-change membrane microvalves |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100763924B1 (ko) * | 2006-08-16 | 2007-10-05 | 삼성전자주식회사 | 밸브 유닛, 이를 구비한 반응 장치 및, 채널에 밸브를형성하는 방법 |
| KR100763922B1 (ko) * | 2006-04-04 | 2007-10-05 | 삼성전자주식회사 | 밸브 유닛 및 이를 구비한 장치 |
| US20080187474A1 (en) * | 2007-02-07 | 2008-08-07 | Samsung Electronics Co., Ltd. | Microfluidic valve filler and valve unit including the same |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6048734A (en) | 1995-09-15 | 2000-04-11 | The Regents Of The University Of Michigan | Thermal microvalves in a fluid flow method |
| DE19749011A1 (de) | 1996-11-19 | 1998-05-20 | Lang Volker | Mikroventil |
| EP0983504A2 (en) | 1997-05-23 | 2000-03-08 | Gamera Bioscience Corporation | Devices and methods for using centripetal acceleration to drive fluid movement in a microfluidics system |
| JP3548858B2 (ja) | 2001-01-22 | 2004-07-28 | 独立行政法人産業技術総合研究所 | 流量の制御方法及びそれに用いるマイクロバルブ |
| US6557575B1 (en) | 2001-11-19 | 2003-05-06 | Waters Investments Limited | Fluid flow control freeze/thaw valve for narrow bore capillaries or microfluidic devices |
| US7195036B2 (en) * | 2002-11-04 | 2007-03-27 | The Regents Of The University Of Michigan | Thermal micro-valves for micro-integrated devices |
| US7694694B2 (en) | 2004-05-10 | 2010-04-13 | The Aerospace Corporation | Phase-change valve apparatuses |
| KR100668335B1 (ko) * | 2005-04-02 | 2007-01-12 | 삼성전자주식회사 | 자성 왁스 플러그를 구비한 마이크로 밸브 및 자성 왁스를이용한 유동 제어 방법 |
| US20070092409A1 (en) | 2005-10-21 | 2007-04-26 | Beatty Christopher C | Reconfigurable valve using optically active material |
| US7998433B2 (en) | 2006-04-04 | 2011-08-16 | Samsung Electronics Co., Ltd. | Valve unit and apparatus having the same |
| KR100738113B1 (ko) | 2006-05-10 | 2007-07-12 | 삼성전자주식회사 | 상전이형 밸브 및 그 제작방법 |
| EP1884284A1 (en) * | 2006-08-04 | 2008-02-06 | Samsung Electronics Co., Ltd. | Closing valve unit and reaction apparatus having closing valve |
| KR101343034B1 (ko) | 2006-09-05 | 2013-12-18 | 삼성전자 주식회사 | 원심력 기반의 단백질 검출용 미세유동 장치 및 이를포함하는 미세유동 시스템 |
| KR100851980B1 (ko) | 2006-09-05 | 2008-08-12 | 삼성전자주식회사 | 열 활성 유닛을 구비한 원심력 기반의 미세유동 장치, 이를포함하는 미세유동 시스템 및 상기 미세유동 시스템의구동방법 |
| US7980272B2 (en) * | 2007-06-21 | 2011-07-19 | Samsung Electronics Co., Ltd. | Microfluidic valve, method of manufacturing the same, and microfluidic device comprising the microfluidic valve |
-
2009
- 2009-01-29 KR KR1020090006987A patent/KR101578149B1/ko active Active
- 2009-09-08 US US12/555,173 patent/US8235073B2/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100763922B1 (ko) * | 2006-04-04 | 2007-10-05 | 삼성전자주식회사 | 밸브 유닛 및 이를 구비한 장치 |
| KR100763924B1 (ko) * | 2006-08-16 | 2007-10-05 | 삼성전자주식회사 | 밸브 유닛, 이를 구비한 반응 장치 및, 채널에 밸브를형성하는 방법 |
| US20080187474A1 (en) * | 2007-02-07 | 2008-08-07 | Samsung Electronics Co., Ltd. | Microfluidic valve filler and valve unit including the same |
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|---|---|
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| US20100186839A1 (en) | 2010-07-29 |
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