EP2266691A4 - Micro-droplet dispensing device - Google Patents

Micro-droplet dispensing device

Info

Publication number
EP2266691A4
EP2266691A4 EP20090723884 EP09723884A EP2266691A4 EP 2266691 A4 EP2266691 A4 EP 2266691A4 EP 20090723884 EP20090723884 EP 20090723884 EP 09723884 A EP09723884 A EP 09723884A EP 2266691 A4 EP2266691 A4 EP 2266691A4
Authority
EP
European Patent Office
Prior art keywords
micro
dispensing device
droplet dispensing
droplet
dispensing
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.)
Withdrawn
Application number
EP20090723884
Other languages
German (de)
French (fr)
Other versions
EP2266691A1 (en
Inventor
Tsutomu Ono
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Okayama University NUC
Original Assignee
Okayama University NUC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Okayama University NUC filed Critical Okayama University NUC
Publication of EP2266691A1 publication Critical patent/EP2266691A1/en
Publication of EP2266691A4 publication Critical patent/EP2266691A4/en
Withdrawn legal-status Critical Current

Links

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
    • B01L3/502769—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 multiphase flow arrangements
    • B01L3/502776—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 multiphase flow arrangements specially adapted for focusing or laminating flows
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/40—Mixing liquids with liquids; Emulsifying
    • B01F23/41—Emulsifying
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F33/00—Other mixers; Mixing plants; Combinations of mixers
    • B01F33/30—Micromixers
    • B01F33/301—Micromixers using specific means for arranging the streams to be mixed, e.g. channel geometries or dispositions
    • B01F33/3011—Micromixers using specific means for arranging the streams to be mixed, e.g. channel geometries or dispositions using a sheathing stream of a fluid surrounding a central stream of a different fluid, e.g. for reducing the cross-section of the central stream or to produce droplets from the central stream
    • 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
    • B01L3/502769—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 multiphase flow arrangements
    • B01L3/502784—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 multiphase flow arrangements specially adapted for droplet or plug flow, e.g. digital microfluidics
    • 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
    • B01L2300/00—Additional constructional details
    • B01L2300/08—Geometry, shape and general structure
    • B01L2300/0861—Configuration of multiple channels and/or chambers in a single devices
    • B01L2300/0867—Multiple inlets and one sample wells, e.g. mixing, dilution
    • 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
    • B01L2300/0861—Configuration of multiple channels and/or chambers in a single devices
    • B01L2300/087—Multiple sequential chambers
    • 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
    • B01L2300/0861—Configuration of multiple channels and/or chambers in a single devices
    • B01L2300/0874—Three dimensional network
    • 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
    • B01L2300/0887—Laminated structure
    • 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
    • B01L2400/0475—Moving fluids with specific forces or mechanical means specific mechanical means and fluid pressure
    • B01L2400/0487—Moving fluids with specific forces or mechanical means specific mechanical means and fluid pressure fluid pressure, pneumatics
    • 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
    • B01L3/02—Burettes; Pipettes
    • B01L3/0241—Drop counters; Drop formers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Hematology (AREA)
  • Clinical Laboratory Science (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Micromachines (AREA)
EP20090723884 2008-03-25 2009-03-24 Micro-droplet dispensing device Withdrawn EP2266691A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2008079375 2008-03-25
PCT/JP2009/055816 WO2009119578A1 (en) 2008-03-25 2009-03-24 Micro-droplet dispensing device

Publications (2)

Publication Number Publication Date
EP2266691A1 EP2266691A1 (en) 2010-12-29
EP2266691A4 true EP2266691A4 (en) 2014-04-16

Family

ID=41113770

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20090723884 Withdrawn EP2266691A4 (en) 2008-03-25 2009-03-24 Micro-droplet dispensing device

Country Status (3)

Country Link
EP (1) EP2266691A4 (en)
JP (1) JP5470642B2 (en)
WO (1) WO2009119578A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008050092A1 (en) 2008-10-06 2010-04-08 Hach Lange Gmbh Mobile water analysis arrangement
JP5645169B2 (en) * 2009-11-13 2014-12-24 国立大学法人 岡山大学 Ultra-fine droplet preparation device
US9073018B2 (en) * 2010-06-28 2015-07-07 Dic Corporation Micro mixer
JP5780507B2 (en) * 2010-06-29 2015-09-16 国立大学法人 岡山大学 Biodegradable hollow fine particles and production method thereof
US8944083B2 (en) 2011-06-15 2015-02-03 Ut-Battelle, Llc Generation of monodisperse droplets by shape-induced shear and interfacial controlled fusion of individual droplets on-demand
US9180449B2 (en) * 2012-06-12 2015-11-10 Hach Company Mobile water analysis
CN103240042B (en) * 2013-05-09 2014-08-13 四川大学 Method for initiating droplet fusion by liquid infiltration
JP6912161B2 (en) * 2016-02-25 2021-07-28 株式会社神戸製鋼所 Channel device and droplet formation method
WO2021007347A1 (en) * 2019-07-09 2021-01-14 Imagine Tf, Llc Parallel production of emulsification
CN111495450B (en) * 2020-04-24 2021-04-06 清华大学 Liquid-liquid three-phase flow microfluidic chip based on plunger-lamination mixed flow

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4983038A (en) * 1987-04-08 1991-01-08 Hitachi, Ltd. Sheath flow type flow-cell device
WO2002011888A2 (en) * 2000-08-07 2002-02-14 Nanostream, Inc. Fluidic mixer in microfluidic system
US20060051329A1 (en) * 2004-08-27 2006-03-09 The Regents Of The University Of California Microfluidic device for the encapsulation of cells with low and high cell densities
GB2433448A (en) * 2005-12-20 2007-06-27 Q Chip Ltd Device and method for the control of chemical processes

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3616909B2 (en) 1999-12-27 2005-02-02 独立行政法人食品総合研究所 Method for producing monodispersed solid fine particles
JP4193561B2 (en) * 2002-04-25 2008-12-10 東ソー株式会社 Microchannel structure, microparticle manufacturing method using the same, and solvent extraction method using microchannel structure
US7470408B2 (en) * 2003-12-18 2008-12-30 Velocys In situ mixing in microchannels
JP4367283B2 (en) * 2004-08-06 2009-11-18 株式会社日立プラントテクノロジー Microfluidic chip
JP2006272268A (en) * 2005-03-30 2006-10-12 Fuji Photo Film Co Ltd Method of cleaning microchemical device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4983038A (en) * 1987-04-08 1991-01-08 Hitachi, Ltd. Sheath flow type flow-cell device
WO2002011888A2 (en) * 2000-08-07 2002-02-14 Nanostream, Inc. Fluidic mixer in microfluidic system
US20060051329A1 (en) * 2004-08-27 2006-03-09 The Regents Of The University Of California Microfluidic device for the encapsulation of cells with low and high cell densities
GB2433448A (en) * 2005-12-20 2007-06-27 Q Chip Ltd Device and method for the control of chemical processes

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2009119578A1 *

Also Published As

Publication number Publication date
WO2009119578A1 (en) 2009-10-01
JPWO2009119578A1 (en) 2011-07-28
JP5470642B2 (en) 2014-04-16
EP2266691A1 (en) 2010-12-29

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Legal Events

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