EP1438567B1 - Procedes et systemes de traitement microfluidique - Google Patents
Procedes et systemes de traitement microfluidique Download PDFInfo
- Publication number
- EP1438567B1 EP1438567B1 EP02715213.1A EP02715213A EP1438567B1 EP 1438567 B1 EP1438567 B1 EP 1438567B1 EP 02715213 A EP02715213 A EP 02715213A EP 1438567 B1 EP1438567 B1 EP 1438567B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- microfluidic
- sample
- lysing
- zone
- cell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L7/00—Heating or cooling apparatus; Heat insulating devices
- B01L7/52—Heating or cooling apparatus; Heat insulating devices with provision for submitting samples to a predetermined sequence of different temperatures, e.g. for treating nucleic acid samples
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2200/00—Solutions for specific problems relating to chemical or physical laboratory apparatus
- B01L2200/06—Fluid handling related problems
- B01L2200/0673—Handling of plugs of fluid surrounded by immiscible fluid
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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
- B01L2200/00—Solutions for specific problems relating to chemical or physical laboratory apparatus
- B01L2200/10—Integrating sample preparation and analysis in single entity, e.g. lab-on-a-chip concept
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2300/00—Additional constructional details
- B01L2300/06—Auxiliary integrated devices, integrated components
- B01L2300/0627—Sensor or part of a sensor is integrated
- B01L2300/0636—Integrated biosensor, microarrays
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2300/00—Additional constructional details
- B01L2300/08—Geometry, shape and general structure
- B01L2300/0809—Geometry, shape and general structure rectangular shaped
- B01L2300/0816—Cards, e.g. flat sample carriers usually with flow in two horizontal directions
-
- 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
- B01L2400/0442—Moving fluids with specific forces or mechanical means specific forces thermal energy, e.g. vaporisation, bubble jet
Definitions
- Another aspect of the present disclosure relates to a microfluidic system and method for processing a particle-containing fluid, such as, for example, a liquid containing bacterial cells or human cells.
- a particle-containing fluid such as, for example, a liquid containing bacterial cells or human cells.
- the system includes a lysing zone to receive the cell-containing sample and a positioning element to position the cell-containing sample in a lysing position in the vicinity of a lysing mechanism.
- the lysing mechanism releases intracellular material, such as DNA or RNA, from the cells.
- the lysing mechanism includes electrodes for generating an electric field sufficient to release intracellular contents from the cells.
- the lysing mechanism may lyse the cells using chemical, heat and/or ultrasonic techniques or any combination of these techniques.
- actuator 170 of the microdroplet preparation module 158 drives a microdroplet into cell lysis module 160.
- vented positioning element 200 positions microdroplet 802 in a lysing position with respect to electrodes 954. More specifically, as the microdroplet arrives in lysing module 160 it passes the opening of positioning element 200, because second positioning element 206 inhibits the microdroplet from flowing into vent 202.
- the propulsion gas from actuator 170 dissipates through vent 202, thereby substantially equalizing gas pressure upstream of microdroplet 802 with a pressure downstream of microdroplet 802.
- the microdroplet stops movement at a lysing position just downstream from barrier 200.
- substantially all of microdroplet 802 is disposed between an upstream edge 212 and a downstream edge 214 of electrodes 954.
- Reagent input module 152 is essentially the same as microdroplet formation module 158, however, it is specifically designed for formation of a microdroplet of reagent having a predetermined volume which will yield a desired ratio of reagent to sample when mixed with the microdroplet from cell lysing module 160.
- Module 152 includes an input port 420, a valve 422, and an actuator 172, each of which joins a reagent source channel 428.
- An overflow channel 424, which also joins reagents source channel 428, may also be provided.
- Actuator 172 may include a second positioning element 432 to prevent liquid from entering therein.
- the upstream gas dissipates through vent 508, thereby reducing the upstream pressure.
- the pressure reduction which preferably equalizes the downstream and upstream pressures, reduces or eliminates the motive force tending to urge the microfluidic sample downstream.
Claims (9)
- Dispositif microfluidique (110) pour traiter un échantillon microfluidique contenant des cellules, comprenant :un module de lyse (300) configuré pour recevoir un échantillon microfluidique contenant des cellules, dans lequel le module de lyse comprend une zone de lyse (302), dans lequel l'échantillon microfluidique est un liquide ;un élément de positionnement (312) configuré pour inhiber le déplacement en aval de l'échantillon microfluidique pour positionner l'échantillon microfluidique dans une position de lyse ;un mécanisme de lyse (308) dans la zone de lyse (302), pour libérer un contenu intracellulaire des cellules dans la zone de lyse ; etun actionneur à gaz (314) disposé en amont de l'élément de positionnement (312) et de la zone de lyse (302) de telle sorte qu'une première partie de l'échantillon microfluidique soit disposée en amont de l'actionneur à gaz (314) et qu'une seconde partie de l'échantillon microfluidique soit disposée en aval de l'actionneur à gaz (314) et en amont de l'élément de positionnement (312), l'actionneur à gaz (314) étant configuré pour fournir une pression de gaz suffisante pour préparer une microgouttelette (304) d'un volume prédéterminé comprenant le contenu intracellulaire libéré des cellules de l'échantillon microfluidique contenant des cellules dans la zone de lyse (302) en séparant la seconde partie de l'échantillon microfluidique de la première partie de l'échantillon microfluidique et en déplaçant la seconde partie de l'échantillon microfluidique jusqu'à un emplacement en aval du mécanisme de lyse (308) et de l'élément de positionnement (312).
- Dispositif microfluidique (110) selon la revendication 1, le dispositif comprenant un substrat (130,132), et dans lequel le mécanisme de lyse (308) et l'actionneur à gaz (314) font partie intégrante du substrat.
- Dispositif microfluidique (110) selon la revendication 1 ou la revendication 2, dans lequel l'actionneur à gaz (314) comprend une source de chaleur pour chauffer une quantité de gaz augmentant ainsi une pression du gaz.
- Dispositif micro fluidique (110) selon l'une quelconque des revendications précédentes, dans lequel l'élément de positionnement (312) comprend un évent pour sensiblement égaliser une pression de gaz en amont de l'échantillon microfluidique contenant des cellules avec une pression de gaz en aval de l'échantillon microfluidique contenant des cellules quand l'échantillon microfluidique contenant des cellules se trouve dans la position de lyse pour ainsi inhiber le déplacement en aval de l'échantillon microfluidique contenant des cellules en aval de la position de lyse.
- Procédé microfluidique pour traiter un échantillon microfluidique contenant des cellules, comprenant :le positionnement, à l'aide d'un élément de positionnement (312), de l'échantillon microfluidique contenant des cellules dans une position de lyse par rapport à un mécanisme de lyse (308) d'une zone de lyse (302) d'un module de lyse (300) d'un dispositif microfluidique (110), l'échantillon microfluidique contenant des cellules comprenant un liquide contenant des cellules ;l'actionnement du mécanisme de lyse (308) pour libérer une substance intracellulaire des cellules de l'échantillon microfluidique contenant des cellules ;l'actionnement d'un actionneur à gaz (314) disposé en amont de l'élément de positionnement (312) et de la zone de lyse (302) pour fournir une pression de gaz suffisante pour séparer une partie de l'échantillon microfluidique contenant des cellules qui se trouve en aval de l'actionneur à gaz (314) et en amont de l'élément de positionnement (312) d'une partie de l'échantillon microfluidique contenant des cellules qui se trouve en amont de l'actionneur à gaz (314) et déplacer la partie aval de l'échantillon microfluidique contenant des cellules à un emplacement en aval du mécanisme de lyse (308) et de l'élément de positionnement (312), la partie aval de l'échantillon microfluidique étant une microgouttelette (304) comprenant une substance intracellulaire libérée de cellules de l'échantillon microfluidique contenant des cellules et ayant un volume prédéterminé.
- Procédé microfluidique selon la revendication 5, dans lequel l'étape de positionnement comprend la mise en contact de la surface aval de l'échantillon microfluidique avec une matière hydrophobe.
- Procédé microfluidique selon l'une quelconque des revendications 5 ou 6, dans lequel l'étape de positionnement comprend l'augmentation d'un rayon de courbure de l'échantillon microfluidique.
- Procédé microfluidique selon l'une quelconque des revendications 5 à 7, dans lequel l'étape de positionnement comprend l'égalisation sensible d'une pression de gaz en amont de l'échantillon microfluidique avec une pression de gaz en aval de l'échantillon microfluidique.
- Procédé microfluidique selon l'une quelconque des revendications 5 à 8, dans lequel la seconde partie de l'échantillon microfluidique comprend moins d'environ 90 pour cent de l'échantillon microfluidique contenant des cellules.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP18185265.8A EP3427834A1 (fr) | 2001-07-26 | 2002-03-27 | Procedes et systemes de traitement microfluidique |
Applications Claiming Priority (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US75371 | 1979-09-10 | ||
US14519 | 1998-01-28 | ||
US30763801P | 2001-07-26 | 2001-07-26 | |
US307638P | 2001-07-26 | ||
US14520 | 2001-12-14 | ||
US10/014,519 US7192557B2 (en) | 2001-03-28 | 2001-12-14 | Methods and systems for releasing intracellular material from cells within microfluidic samples of fluids |
US10/014,520 US7270786B2 (en) | 2001-03-28 | 2001-12-14 | Methods and systems for processing microfluidic samples of particle containing fluids |
US10/075,371 US7323140B2 (en) | 2001-03-28 | 2002-02-15 | Moving microdroplets in a microfluidic device |
PCT/US2002/009440 WO2003012406A1 (fr) | 2001-07-26 | 2002-03-27 | Procedes et systemes de traitement microfluidique |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP18185265.8A Division EP3427834A1 (fr) | 2001-07-26 | 2002-03-27 | Procedes et systemes de traitement microfluidique |
Publications (3)
Publication Number | Publication Date |
---|---|
EP1438567A1 EP1438567A1 (fr) | 2004-07-21 |
EP1438567A4 EP1438567A4 (fr) | 2010-06-02 |
EP1438567B1 true EP1438567B1 (fr) | 2018-07-25 |
Family
ID=27486401
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP02715213.1A Expired - Lifetime EP1438567B1 (fr) | 2001-07-26 | 2002-03-27 | Procedes et systemes de traitement microfluidique |
EP18185265.8A Withdrawn EP3427834A1 (fr) | 2001-07-26 | 2002-03-27 | Procedes et systemes de traitement microfluidique |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP18185265.8A Withdrawn EP3427834A1 (fr) | 2001-07-26 | 2002-03-27 | Procedes et systemes de traitement microfluidique |
Country Status (4)
Country | Link |
---|---|
EP (2) | EP1438567B1 (fr) |
JP (1) | JP4596776B2 (fr) |
ES (1) | ES2683698T3 (fr) |
WO (1) | WO2003012406A1 (fr) |
Families Citing this family (35)
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 |
US6692700B2 (en) | 2001-02-14 | 2004-02-17 | Handylab, Inc. | Heat-reduction methods and systems related to microfluidic devices |
US8895311B1 (en) | 2001-03-28 | 2014-11-25 | Handylab, Inc. | Methods and systems for control of general purpose microfluidic devices |
US6852287B2 (en) | 2001-09-12 | 2005-02-08 | Handylab, Inc. | Microfluidic devices having a reduced number of input and output connections |
US7323140B2 (en) | 2001-03-28 | 2008-01-29 | Handylab, Inc. | Moving microdroplets in a microfluidic device |
US7829025B2 (en) | 2001-03-28 | 2010-11-09 | Venture Lending & Leasing Iv, Inc. | Systems and methods for thermal actuation of microfluidic devices |
US7010391B2 (en) | 2001-03-28 | 2006-03-07 | Handylab, Inc. | Methods and systems for control of microfluidic devices |
WO2005011867A2 (fr) * | 2003-07-31 | 2005-02-10 | Handylab, Inc. | Traitement d'echantillons contenant des particules |
US7665303B2 (en) | 2004-03-31 | 2010-02-23 | Lifescan Scotland, Ltd. | Method of segregating a bolus of fluid using a pneumatic actuator in a fluid handling circuit |
US7059352B2 (en) | 2004-03-31 | 2006-06-13 | Lifescan Scotland | Triggerable passive valve for use in controlling the flow of fluid |
US7156117B2 (en) | 2004-03-31 | 2007-01-02 | Lifescan Scotland Limited | Method of controlling the movement of fluid through a microfluidic circuit using an array of triggerable passive valves |
US8852862B2 (en) | 2004-05-03 | 2014-10-07 | Handylab, Inc. | Method for processing polynucleotide-containing samples |
ES2553097T3 (es) | 2004-05-03 | 2015-12-04 | Handylab, Inc. | Procesamiento de muestras que contienen polinucleótidos |
WO2007112114A2 (fr) | 2006-03-24 | 2007-10-04 | Handylab, Inc. | Système intégré de traitement d'échantillons microfluides et son procédé d'utilisation |
US11806718B2 (en) | 2006-03-24 | 2023-11-07 | Handylab, Inc. | Fluorescence detector for microfluidic diagnostic system |
US10900066B2 (en) | 2006-03-24 | 2021-01-26 | Handylab, Inc. | Microfluidic system for amplifying and detecting polynucleotides in parallel |
US7998708B2 (en) | 2006-03-24 | 2011-08-16 | Handylab, Inc. | Microfluidic system for amplifying and detecting polynucleotides in parallel |
US8883490B2 (en) | 2006-03-24 | 2014-11-11 | Handylab, Inc. | Fluorescence detector for microfluidic diagnostic system |
EP2091647A2 (fr) | 2006-11-14 | 2009-08-26 | Handylab, Inc. | Système microfluidique utilisé pour amplifier et détecter des polynucléotides en parallèle |
US20090136385A1 (en) | 2007-07-13 | 2009-05-28 | Handylab, Inc. | Reagent Tube |
US8105783B2 (en) | 2007-07-13 | 2012-01-31 | Handylab, Inc. | Microfluidic cartridge |
US8287820B2 (en) | 2007-07-13 | 2012-10-16 | Handylab, Inc. | Automated pipetting apparatus having a combined liquid pump and pipette head system |
US9618139B2 (en) | 2007-07-13 | 2017-04-11 | Handylab, Inc. | Integrated heater and magnetic separator |
US9186677B2 (en) | 2007-07-13 | 2015-11-17 | Handylab, Inc. | Integrated apparatus for performing nucleic acid extraction and diagnostic testing on multiple biological samples |
US8133671B2 (en) | 2007-07-13 | 2012-03-13 | Handylab, Inc. | Integrated apparatus for performing nucleic acid extraction and diagnostic testing on multiple biological samples |
US8182763B2 (en) | 2007-07-13 | 2012-05-22 | Handylab, Inc. | Rack for sample tubes and reagent holders |
US8324372B2 (en) | 2007-07-13 | 2012-12-04 | Handylab, Inc. | Polynucleotide capture materials, and methods of using same |
USD787087S1 (en) | 2008-07-14 | 2017-05-16 | Handylab, Inc. | Housing |
WO2012142516A1 (fr) | 2011-04-15 | 2012-10-18 | Becton, Dickinson And Company | Thermocycleur microfluidique en temps réel à balayage et procédés synchronisés de thermocyclage et de détection optique à balayage |
ES2825905T3 (es) | 2011-09-30 | 2021-05-17 | Becton Dickinson Co | Tira reactiva unificada |
USD692162S1 (en) | 2011-09-30 | 2013-10-22 | Becton, Dickinson And Company | Single piece reagent holder |
WO2013067202A1 (fr) | 2011-11-04 | 2013-05-10 | Handylab, Inc. | Dispositif de préparation d'échantillons de polynucléotides |
CN107881219B (zh) | 2012-02-03 | 2021-09-10 | 贝克顿·迪金森公司 | 用于分子诊断测试分配和测试之间兼容性确定的外部文件 |
WO2020112081A1 (fr) * | 2018-11-26 | 2020-06-04 | Hewlett-Packard Development Company, L.P. | Dispositifs microfluidiques |
CN112023990B (zh) * | 2019-06-03 | 2023-06-23 | 利多(香港)有限公司 | 一种微流控检测芯片及制造方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6130098A (en) * | 1995-09-15 | 2000-10-10 | The Regents Of The University Of Michigan | Moving microdroplets |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5304487A (en) * | 1992-05-01 | 1994-04-19 | Trustees Of The University Of Pennsylvania | Fluid handling in mesoscale analytical devices |
US5639423A (en) * | 1992-08-31 | 1997-06-17 | The Regents Of The University Of Calfornia | Microfabricated reactor |
US6168948B1 (en) * | 1995-06-29 | 2001-01-02 | Affymetrix, Inc. | Miniaturized genetic analysis systems and methods |
US5856174A (en) * | 1995-06-29 | 1999-01-05 | Affymetrix, Inc. | Integrated nucleic acid diagnostic device |
US5863502A (en) * | 1996-01-24 | 1999-01-26 | Sarnoff Corporation | Parallel reaction cassette and associated devices |
JPH10108666A (ja) * | 1996-10-04 | 1998-04-28 | Asahi Medical Co Ltd | 中空糸型培養器 |
US6379929B1 (en) * | 1996-11-20 | 2002-04-30 | The Regents Of The University Of Michigan | Chip-based isothermal amplification devices and methods |
EP0941766B1 (fr) * | 1998-03-12 | 2006-12-20 | Miltenyi Biotec GmbH | Système à colonne micro pour séparation magnétique |
JP4074713B2 (ja) * | 1998-07-29 | 2008-04-09 | 財団法人川村理化学研究所 | 送液デバイス及びその製造方法 |
JP2000166535A (ja) * | 1998-12-10 | 2000-06-20 | Nippon Laser Denshi Kk | 微量分注針体 |
DE19948473A1 (de) * | 1999-10-08 | 2001-04-12 | Nmi Univ Tuebingen | Verfahren und Vorrichtung zum Messen an in einer flüssigen Umgebung befindlichen Zellen |
US6272939B1 (en) * | 1999-10-15 | 2001-08-14 | Applera Corporation | System and method for filling a substrate with a liquid sample |
-
2002
- 2002-03-27 ES ES02715213.1T patent/ES2683698T3/es not_active Expired - Lifetime
- 2002-03-27 JP JP2003517550A patent/JP4596776B2/ja not_active Expired - Lifetime
- 2002-03-27 WO PCT/US2002/009440 patent/WO2003012406A1/fr active Application Filing
- 2002-03-27 EP EP02715213.1A patent/EP1438567B1/fr not_active Expired - Lifetime
- 2002-03-27 EP EP18185265.8A patent/EP3427834A1/fr not_active Withdrawn
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6130098A (en) * | 1995-09-15 | 2000-10-10 | The Regents Of The University Of Michigan | Moving microdroplets |
Also Published As
Publication number | Publication date |
---|---|
JP2005514718A (ja) | 2005-05-19 |
ES2683698T3 (es) | 2018-09-27 |
EP1438567A1 (fr) | 2004-07-21 |
WO2003012406A1 (fr) | 2003-02-13 |
WO2003012406A9 (fr) | 2003-03-20 |
EP3427834A1 (fr) | 2019-01-16 |
JP4596776B2 (ja) | 2010-12-15 |
EP1438567A4 (fr) | 2010-06-02 |
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