WO2004029632A1 - 分析用具の製造方法 - Google Patents
分析用具の製造方法 Download PDFInfo
- Publication number
- WO2004029632A1 WO2004029632A1 PCT/JP2003/012296 JP0312296W WO2004029632A1 WO 2004029632 A1 WO2004029632 A1 WO 2004029632A1 JP 0312296 W JP0312296 W JP 0312296W WO 2004029632 A1 WO2004029632 A1 WO 2004029632A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- concave portion
- substrate
- producing
- analytical tool
- cover
- Prior art date
Links
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
- G01N33/53—Immunoassay; Biospecific binding assay; Materials therefor
- G01N33/543—Immunoassay; Biospecific binding assay; Materials therefor with an insoluble carrier for immobilising immunochemicals
- G01N33/54393—Improving reaction conditions or stability, e.g. by coating or irradiation of surface, by reduction of non-specific binding, by promotion of specific binding
-
- 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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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/12—Chemical modification
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/416—Systems
- G01N27/447—Systems using electrophoresis
- G01N27/44704—Details; Accessories
- G01N27/44752—Controlling the zeta potential, e.g. by wall coatings
-
- 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
- B01L2200/12—Specific details about manufacturing devices
-
- 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
- B01L2300/0887—Laminated structure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2300/00—Additional constructional details
- B01L2300/16—Surface properties and coatings
- B01L2300/161—Control and use of surface tension forces, e.g. hydrophobic, hydrophilic
Definitions
- the present invention relates to a technique for manufacturing an analysis tool used to analyze a sample liquid and configured to perform analysis after moving a captive sample liquid.
- Such analytical tools are configured with capillaries for generating capillary forces.
- hydrophilic treatment has been performed on the inner surface of the capillary to apply an appropriate capillary force to the sample liquid. For example, as shown in FIG. 9, in a configuration in which a recess 91 is formed in the diaper 90 and the recess 93 is formed by covering the recess 91 with a cover 92, the bottom surface 91 a of the recess 91 and the cover 92 are formed. A hydrophilic treatment is applied to one surface 92a.
- Typical methods for subjecting the inner surface of the cavities 93 to hydrophilic treatment include, for example, a method of irradiating ultraviolet rays, a method of attaching a surfactant, and a method of utilizing plasma discharge such as glow discharge or corona discharge.
- a method of irradiating ultraviolet rays for example, a method of attaching a surfactant, and a method of utilizing plasma discharge such as glow discharge or corona discharge.
- the cross-sectional area of the capillary 93 has tended to be smaller due to the demand for a smaller amount of sample liquid and a smaller analytical tool.
- the conventional method of performing hydrophilic treatment on the bottom surface 91a of the recess 91 and the one surface 92a of the cover 92 reduces the cross-sectional area of the cavities 93. Accordingly, the proportion of the surface subjected to the hydrophilic treatment is reduced. As a result, if the hydrophilic treatment is not applied to the side surface 91 b of the concave portion 91, the sample liquid cannot be properly moved into the cavity 93.
- the hydrophilic treatment on the side surface 91b of the concave portion 91 by the method of attaching a surfactant or the method of irradiating ultraviolet rays.
- the method of irradiating the ultraviolet light since the light such as the ultraviolet light shows a straight line, the ultraviolet light is applied to the side surface 91 b of the fine channel (recess) 91 as shown in FIG. 11A. It is difficult.
- the method of attaching the surfactant is performed by supplying a material liquid containing a surfactant into the concave portion 91 and then drying the material liquid. Therefore, in order to attach the surfactant to the side surface 91b of the concave portion 91, as shown in FIG. 11B, the material liquid is supplied so as to fill the entire concave portion 91, and the material liquid is supplied. Need to be dried. Therefore, in the method of attaching a surfactant, in order to attach the surfactant to the side surface 91b, the concave portion 91 is filled with the surfactant, and a flow path having an intended cross-sectional area is constructed. Becomes difficult.
- the method using plasma discharge requires equipment for generating the plasma discharge, which increases the equipment cost and the manufacturing cost.
- irradiation with ultraviolet rays is performed ⁇ Similarly to the above, it is difficult to sufficiently perform the hydrophilic treatment on the side surface 91b of the concave portion 91. Disclosure of the invention
- An object of the present invention is to provide an analytical device capable of performing hydrophilic treatment appropriately and cost-effectively even if the flow path is fine.
- a substrate having a concave portion for moving a sample liquid, the substrate being made of a polymer material, and a cover laminated on the substrate so as to cover the concave portion.
- a method for producing an analytical tool comprising: a step of subjecting an inner surface of the concave portion to a hydrophilic treatment, wherein the upper treatment comprises contacting a reformed gas with the inner surface of the concave portion. In this way, a first reforming operation is performed to firstly modify the properties of the inner surface of the concave portion, and a second reforming operation is performed to secondarily modify the properties of the inner surface of the concave portion. And quality work.
- the primary and secondary reforming operations introduce, for example, a lipoxyl group, which is a hydrophilic group, into a polymer chain present on the surface layer of the substrate.
- a lipoxyl group which is a hydrophilic group
- the inner surface of the concave portion is rendered hydrophilic.
- the debris of the hydrophile is, for example, in a range where the deworming angle with respect to pure water on the inner surface of the concave portion is 0 to 80 degrees, more preferably 0 to 60 degrees.
- the hydrophilic treatment can be performed before the cover is laminated on the substrate or in a state where the cover is laminated on the substrate.
- the hydrophilic treatment in the latter stage if the cover is made of a polymer material, not only the inner surface of the concave portion of the substrate but also the surface of the force bar facing the concave portion can be subjected to the hydrophilic treatment at the same time.
- the first reforming operation is performed, for example, in an environment where the partial pressure of the reformed gas is 10 to 2000 hPa and the pressure is 100 to 100 ° C. More preferably, the partial pressure of the reformed gas is 100 to 1100 hPa and This is performed for 1 to 60 minutes in an environment of 3 ⁇ 4 to 40 ° C.
- a gas containing, for example, fluorine gas and oxygen gas is preferably used as the reformed gas. It is preferable that the mixing ratio of the fluorine gas and the oxygen gas is 1: 1 to 1000 based on the volume.
- the secondary reforming operation is performed, for example, by bringing water or steam into contact with the inner surface of the concave portion.
- the swordworm of water or water vapor on the inner surface of the concave portion may be formed by, for example, spraying water or water vapor on the substrate, or by immersing the substrate in a water tank.
- the inner surface of the recess may be secondarily modified by moisture in the air by bringing the substrate into contact with air. In this case, moisture may be positively contained in the air.
- the present invention can be applied to a technique for hydrophilizing the inner surface of a flow channel of an analytical tool configured to move a sample solution by utilizing a capillary phenomenon.
- the present invention can be suitably applied to an analytical tool having a miniaturized flow path such as a micro device.
- a micro device for example, the main cross section of the flow path (corresponding to the main cross section of the concave portion of the substrate in the present invention), for example, the width dimension W is 10 to 500 im, the depth dimension D force is 500 / m,
- One example is a rectangular section with D / W ⁇ 0.5.
- the “principal section” in the present invention is perpendicular to the direction of travel of the sample liquid.
- the cross-sectional shape is not uniform, it means the vertical cross-section of the part whose main purpose is to advance the sample liquid.
- the first reforming operation is performed using a reformed gas (gas), and the second reforming operation is performed using, for example, steam or water, and a gas or liquid. Since these substances do not have the rectilinear property like ultraviolet rays, the inner surface of the concave portion of the substrate can be made to appropriately emit a reformed gas, water vapor, or the like. As a result, the entire inner surface of the concave portion can be appropriately subjected to the hydrophilic treatment. Such an effect is due to the fine channel
- FIG. 1 is an overall 4m diagram showing an example of a micro device to be manufactured according to the present invention.
- FIG. 2 is a cross-sectional view taken along line ⁇ - ⁇ of FIG. 1 and an enlarged cross-sectional view of a main part thereof.
- FIG. 3 is an overall view showing the cover of the microphone opening device.
- FIG. 4 is an overall perspective view showing a substrate of the micro device.
- FIG. 5 is a cross-sectional view for explaining a primary reforming operation in a hydrophilic treatment step in the production method according to the present invention.
- FIG. 6 is a cross-sectional view for explaining the secondary reforming operation in the hydrophilic treatment step in the manufacturing method according to the present invention.
- FIG. 7 is a cross-sectional view for explaining another example of the secondary reforming operation in the hydrophilic treatment step in the production method according to the present invention.
- FIG. 8 is a cross-sectional view for explaining a bonding step in the manufacturing method according to the present invention.
- FIG. 9 is a cross-sectional view of an analysis tool for explaining a conventional technique.
- FIG. 10 is a cross-sectional view of an analysis tool for explaining a conventional technique.
- 11A and 11B are cross-sectional views for explaining a conventional hydrophilic treatment method. You. BEST MODE FOR CARRYING OUT THE INVENTION
- the present invention relates to a method for manufacturing an analysis tool to be mounted on an analyzer and used.
- the sample liquid supplied to the analysis tool is analyzed by, for example, an optical method or an electrochemical method.
- the analysis tool 1 shown in these figures is configured as a so-called micro device, and is configured to analyze a sample by an optical method.
- the microdevice 1 serves as a reaction field, and has a form in which a cover 3 is laminated on a substrate 2 on which a recess 20 is formed so as to cover the recess 20 via a bonding sheet 4. are doing.
- the recess 20 has a sample introduction channel 21, a reagent introduction channel 22, and a reaction channel 23, as best seen in FIGS.
- the sample introduction path 21 and the reagent introduction path 22 are connected to an end 23 a of the reaction channel 23.
- the reaction channel 23 is formed in a bellows shape as a whole, and is designed so that the channel length is increased.
- the end 23b of the reaction channel 23 constitutes a measurement section to which light from the measurement light source is irradiated.
- the main section of the recess 20 is a rectangular section having a width dimension W of 10 to 500 ⁇ , a depth dimension D of 5 to 500 / xm, and a force D / W ⁇ 0.5. It has been.
- the inner surface of the concave portion 20 is subjected to a hydrophilic treatment.
- the angle of inversion with respect to 3 ⁇ 4W on the inner surface of the recess 20 is, for example, 0 to 80 degrees.
- the cover 3 has a sample introduction port 30, a reagent introduction port 31, and an air vent hole 32 as shown in FIGS.
- the sample inlet 30 corresponds to the end 21 a of the sample inlet 21
- the reagent inlet 31 corresponds to the end 22 a of the reagent inlet 22
- the air vent 32 corresponds to the end 23 b of the reaction channel 23. Formed at the site where it is located.
- a sample is introduced into the microdevice 1 from the sample introduction port 30 and a reagent is introduced from the reagent introduction port 31.
- the sample and the drug move in the sample introduction path 21 and the reagent introduction path 22 respectively by capillary action and merge in the reaction channel 23.
- the sample and the reagent start reacting.
- Samples and reagents While the reaction is proceeding further, it moves the reaction channel 23 toward the air vent hole 32 by capillary action, and finally reaches the measuring section 23b.
- the reaction product of the sample and the reagent is analyzed by the analyzer as described above.
- micro device 1 Next, a method for manufacturing the micro device 1 will be described. However, in the following, a case where individual analytical tools are manufactured individually will be described as an example.
- the micro device 1 is manufactured through a cover forming step, a substrate forming step, a hydrophilic treatment step, and a combination step.
- the cover forming step is performed, for example, by punching a transparent resin film and then cutting the resin film into a target size (see FIG. 3). In the punching process, a through hole to be the sample introduction port 30, the reagent introduction port 31, and the air vent hole 32 is formed.
- the cover 3 may be formed by punching after cutting the resin film.
- One surface of the cover 3 may be subjected to a hydrophilic treatment by irradiating ultraviolet rays or applying a surfactant.
- Materials for forming resin finolems include, for example, polydimethylmethysiloxane (PDMS), polymethyl methacrylate (PMMA), polystyrene (PS), and polycarbonate (PC ) And polyethylene terephthalate (PET).
- the resin film (cover 3) can be formed by combining two or more polymer materials.
- a resin film (force bar 3) may be formed using a material in which two or more of the exemplified polymer materials are blended, or a film or sheet formed of a different polymer material may be bonded to the resin film. It can be used as a film (cover 3).
- the substrate forming step is performed by, for example, injection molding using a thermoplastic agent.
- the recess 20 can be formed in the substrate 2 by devising the shape of the mold.
- the recess 20 can also be formed by performing laser processing, etching, or the like.
- the substrate material include a polymer material such as polymethyl methacrylate (polyester A), polystyrene (PS), polycarbonate (PC), and polyethylene terephthalate (PET).
- the hydrophilic treatment step includes: a first reforming operation of firstly modifying the properties of the inner surface of the concave portion 20 by contacting the inner surface of the concave portion 20 with the reforming gas; Secondarily And a second reforming operation for reforming.
- the first reforming operation is performed in a state where a plurality of substrates 2 are accommodated in a chamber 5 as shown in FIG. 5, for example.
- the chamber 5 is connected with a reformed gas supply pipe 50 for supplying the reformed gas into the chamber 5 and a purge pipe 51 for discharging the gas from the chamber 5 ⁇ .
- the reformed gas for example, a gas containing fluorine gas and arsenic gas is used.
- the mixing ratio between the fluorine gas and the oxygen gas is, for example, 1: 1 to 1000, more preferably 1:10 to 20, based on the volume.
- the chamber 5 has, for example, a partial pressure of the reformed gas of 10 to 2000 hPa, a force of S0 to 100 ° C, more preferably a partial pressure of the reformed gas of 100 to 1100 hPa, ⁇
- the force is maintained at S0-40 ° C.
- the substrate 2 is removed with the reformed gas, for example, for 1 to 60 minutes. Thereby, in the polymer chain constituting the substrate 2, a fluorine atom is introduced in a state of being bonded to the ketone group with respect to the side chain or the terminal group.
- the second reforming operation is performed, for example, by causing water or steam to sword the inner surface of the recess 20.
- This replaces the previously introduced fluorine atom with a hydroxyl group and introduces a carboxyl group into the polymer chain, so that the inner surface of the concave portion 20 becomes hydrophilic.
- the 3 ⁇ 4M between the inner surface of the recess 20 and the water or the water vapor can be performed by supplying water or water vapor into the chamber 6 with the substrate 2 housed in the chamber 6, for example, as shown in FIG. .
- water and water vapor may be removed from the substrate 2 in an open system.
- the swordworm with water on the inner surface of the recess 20 may be performed by immersing the substrate 2 in a container 7 containing water 70, as shown in FIG.
- the secondary reforming operation may be performed by displacing air with the mixed gas in the chamber 6 to disperse moisture in the air on the inner surface of the recess 20.
- the air in this case may be actively moistened or it may be air in a room.
- the joining step is performed, for example, by interposing a joining sheet 4 between the substrate 2 and the cover 3 and applying a pressing force to the joining sheet 4 as shown in FIG.
- the bonding sheet 4 has adhesive properties on both sides, and the sample introduction port 30 in the force substrate 2, The one having openings 40 and 42 formed in portions corresponding to the reagent inlet 31 and the air vent hole 32 is used.
- the first reforming operation is performed using a reformed gas (gas), and the second reforming operation is performed using, for example, steam or water, and a gas or liquid.
- a reformed gas gas
- the inner surface of the concave portion 20 can appropriately diffuse a reformed gas, water vapor, or the like.
- the entire inner surface of the concave portion 20 can be appropriately subjected to the hydrophilic treatment.
- Such an effect can be obtained also in the case of manufacturing the microphone port device 1 provided with the microchannel (the cross-sectional area of the concave portion 20 is small): tj ⁇ .
- the equipment for supplying the reformed gas or water or steam can be constructed at a low cost with a simple configuration, so that the production cost is also reduced.
- the hydrophilic treatment step was performed on the substrate before bonding the cover to the substrate, but the hydrophilic treatment step may be performed after the cover is bonded to the substrate.
- the hydrophilic treatment can be performed not only on the inner surface of the recess but also on the surface of the cover facing the flow path.
- the microdevice to which the present invention is applied is a microdevice that mixes three or more liquids, a microdevice that has a plurality of flow paths formed so that a plurality of reaction systems can be constructed, or a reagent that is previously charged in the flow channel.
- An example in which only the sample liquid is supplied into the channel can be exemplified.
- the present invention can be applied not only to an analysis tool configured to analyze a sample by an optical method but also to an analysis tool configured to analyze a sample by an electrochemical method.
- the present invention can be applied to the simultaneous production of a plurality of analytical tools.
- a plate material on which a plurality of elements to be a substrate are formed is formed by resin molding, the plate material may be subjected to a hydrophilic treatment.
- a plurality of analytical tools are simultaneously manufactured by joining a plate material on which a plurality of elements to be a cover are formed to the plate material and cutting the joined body.
- a bonding sheet and a cover with a through-hole were previously laminated on the substrate, but after a bonding sheet and a cover without a through-hole were laminated, the cover and the cover were laminated.
- a through hole may be formed in the composite sheet.
- Bonding of the cover to the substrate does not necessarily need to be performed using a bonding sheet.
- bonding may be performed using an adhesive, or bonding may be performed by heat fusion / ultrasonic fusion. .
- the cross-sectional shape of the concave portion is rectangular, but also the concave portion having a cross-sectional shape other than a rectangular shape such as a semicircle or a triangle can be appropriately subjected to the hydrophilic treatment.
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Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN03822687.1A CN1685237B (zh) | 2002-09-26 | 2003-09-25 | 分析用具的制造方法 |
AU2003266638A AU2003266638A1 (en) | 2002-09-26 | 2003-09-25 | Method of producing analytical tool |
EP03798514A EP1548447B1 (en) | 2002-09-26 | 2003-09-25 | Method of producing analytical tool |
US10/529,321 US7842343B2 (en) | 2002-09-26 | 2003-09-25 | Method of producing analytical tool |
AT03798514T ATE541217T1 (de) | 2002-09-26 | 2003-09-25 | Verfahren zur herstellung eines analytischen werkzeugs |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002-281102 | 2002-09-26 | ||
JP2002281102A JP4009683B2 (ja) | 2002-09-26 | 2002-09-26 | 分析用具の製造方法 |
Publications (1)
Publication Number | Publication Date |
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WO2004029632A1 true WO2004029632A1 (ja) | 2004-04-08 |
Family
ID=32040501
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/JP2003/012296 WO2004029632A1 (ja) | 2002-09-26 | 2003-09-25 | 分析用具の製造方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US7842343B2 (ja) |
EP (1) | EP1548447B1 (ja) |
JP (1) | JP4009683B2 (ja) |
CN (1) | CN1685237B (ja) |
AT (1) | ATE541217T1 (ja) |
AU (1) | AU2003266638A1 (ja) |
WO (1) | WO2004029632A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101137908B (zh) * | 2005-03-07 | 2012-07-04 | 可乐丽股份有限公司 | 微通道阵列及其制造方法、和使用其的血液测定方法 |
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JP4766516B2 (ja) * | 2006-03-17 | 2011-09-07 | 岡山県 | 微細流路の親水化処理方法 |
KR101436387B1 (ko) * | 2007-10-05 | 2014-09-02 | 삼성전자주식회사 | 이미지 드럼 및 그 제조방법 |
JP6312440B2 (ja) * | 2013-04-03 | 2018-04-18 | 日精株式会社 | キャピラリー採血具 |
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EP1342075B1 (en) * | 2000-12-11 | 2008-09-10 | President And Fellows Of Harvard College | Device contaning nanosensors for detecting an analyte and its method of manufacture |
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2002
- 2002-09-26 JP JP2002281102A patent/JP4009683B2/ja not_active Expired - Fee Related
-
2003
- 2003-09-25 CN CN03822687.1A patent/CN1685237B/zh not_active Expired - Fee Related
- 2003-09-25 WO PCT/JP2003/012296 patent/WO2004029632A1/ja active Application Filing
- 2003-09-25 AT AT03798514T patent/ATE541217T1/de active
- 2003-09-25 AU AU2003266638A patent/AU2003266638A1/en not_active Abandoned
- 2003-09-25 EP EP03798514A patent/EP1548447B1/en not_active Expired - Lifetime
- 2003-09-25 US US10/529,321 patent/US7842343B2/en not_active Expired - Fee Related
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JPH1038875A (ja) * | 1996-07-29 | 1998-02-13 | Kdk Corp | 液状試料を分析するための用具とその製造方法 |
WO1999064849A1 (fr) * | 1998-06-05 | 1999-12-16 | Kyoto Daiichi Kagaku Co., Ltd. | Appareil de mesure de l'activite ionique |
WO2001036954A1 (fr) * | 1999-11-15 | 2001-05-25 | Arkray, Inc. | Biodetecteur |
JP2001294692A (ja) * | 2000-04-13 | 2001-10-23 | Mitsubishi Chemicals Corp | 親水性表面を有する物品 |
JP2002227074A (ja) * | 2001-02-01 | 2002-08-14 | Daiwabo Co Ltd | セメント補強用ポリオレフィン系繊維及びその製造方法 |
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CN101137908B (zh) * | 2005-03-07 | 2012-07-04 | 可乐丽股份有限公司 | 微通道阵列及其制造方法、和使用其的血液测定方法 |
Also Published As
Publication number | Publication date |
---|---|
CN1685237B (zh) | 2011-03-23 |
JP4009683B2 (ja) | 2007-11-21 |
EP1548447B1 (en) | 2012-01-11 |
ATE541217T1 (de) | 2012-01-15 |
US20060118403A1 (en) | 2006-06-08 |
JP2004117179A (ja) | 2004-04-15 |
CN1685237A (zh) | 2005-10-19 |
EP1548447A4 (en) | 2010-11-03 |
EP1548447A1 (en) | 2005-06-29 |
AU2003266638A1 (en) | 2004-04-19 |
US7842343B2 (en) | 2010-11-30 |
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