AU746460B2 - Measuring the concentration of a substance - Google Patents
Measuring the concentration of a substance Download PDFInfo
- Publication number
- AU746460B2 AU746460B2 AU81188/98A AU8118898A AU746460B2 AU 746460 B2 AU746460 B2 AU 746460B2 AU 81188/98 A AU81188/98 A AU 81188/98A AU 8118898 A AU8118898 A AU 8118898A AU 746460 B2 AU746460 B2 AU 746460B2
- Authority
- AU
- Australia
- Prior art keywords
- fluorophor
- light
- signal
- concentration
- light source
- 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.)
- Ceased
Links
- 239000000126 substance Substances 0.000 title claims abstract description 33
- 239000013307 optical fiber Substances 0.000 claims abstract description 35
- 238000003556 assay Methods 0.000 claims abstract description 28
- 230000000694 effects Effects 0.000 claims abstract description 17
- 230000010354 integration Effects 0.000 claims description 34
- 229920000642 polymer Polymers 0.000 claims description 31
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 21
- 229910052760 oxygen Inorganic materials 0.000 claims description 21
- 239000001301 oxygen Substances 0.000 claims description 21
- 239000002245 particle Substances 0.000 claims description 18
- 238000005086 pumping Methods 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 9
- 230000008859 change Effects 0.000 claims description 8
- 238000004458 analytical method Methods 0.000 claims description 5
- 230000003287 optical effect Effects 0.000 claims description 5
- 239000000523 sample Substances 0.000 claims description 5
- 239000007983 Tris buffer Substances 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 230000001052 transient effect Effects 0.000 claims description 4
- 230000004044 response Effects 0.000 claims description 3
- 239000012327 Ruthenium complex Substances 0.000 claims description 2
- YBCAZPLXEGKKFM-UHFFFAOYSA-K ruthenium(iii) chloride Chemical compound [Cl-].[Cl-].[Cl-].[Ru+3] YBCAZPLXEGKKFM-UHFFFAOYSA-K 0.000 claims description 2
- 229920002379 silicone rubber Polymers 0.000 claims description 2
- 239000004945 silicone rubber Substances 0.000 claims description 2
- 239000000835 fiber Substances 0.000 abstract description 17
- 238000005259 measurement Methods 0.000 abstract description 10
- 230000004913 activation Effects 0.000 abstract 1
- 239000000975 dye Substances 0.000 description 10
- 239000007788 liquid Substances 0.000 description 7
- 239000011253 protective coating Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 239000000872 buffer Substances 0.000 description 5
- 238000005253 cladding Methods 0.000 description 4
- 206010028980 Neoplasm Diseases 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 239000007850 fluorescent dye Substances 0.000 description 3
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 108090000790 Enzymes Proteins 0.000 description 2
- 102000004190 Enzymes Human genes 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- GVEPBJHOBDJJJI-UHFFFAOYSA-N fluoranthene Chemical compound C1=CC(C2=CC=CC=C22)=C3C2=CC=CC3=C1 GVEPBJHOBDJJJI-UHFFFAOYSA-N 0.000 description 2
- 230000002045 lasting effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- DHDHJYNTEFLIHY-UHFFFAOYSA-N 4,7-diphenyl-1,10-phenanthroline Chemical compound C1=CC=CC=C1C1=CC=NC2=C1C=CC1=C(C=3C=CC=CC=3)C=CN=C21 DHDHJYNTEFLIHY-UHFFFAOYSA-N 0.000 description 1
- MTYHUTYJKFVTJJ-UHFFFAOYSA-N 4-hydroxypyrene-1,2,3-trisulfonic acid Chemical compound OS(=O)(=O)C1=C(S(O)(=O)=O)C(S(O)(=O)=O)=C2C(O)=CC3=CC=CC4=CC=C1C2=C34 MTYHUTYJKFVTJJ-UHFFFAOYSA-N 0.000 description 1
- QXYRRCOJHNZVDJ-UHFFFAOYSA-N 4-pyren-1-ylbutanoic acid Chemical compound C1=C2C(CCCC(=O)O)=CC=C(C=C3)C2=C2C3=CC=CC2=C1 QXYRRCOJHNZVDJ-UHFFFAOYSA-N 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 108020005199 Dehydrogenases Proteins 0.000 description 1
- 102000004157 Hydrolases Human genes 0.000 description 1
- 108090000604 Hydrolases Proteins 0.000 description 1
- 108090000854 Oxidoreductases Proteins 0.000 description 1
- 102000004316 Oxidoreductases Human genes 0.000 description 1
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 239000011149 active material Substances 0.000 description 1
- 150000001335 aliphatic alkanes Chemical group 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 125000006615 aromatic heterocyclic group Chemical group 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 201000011510 cancer Diseases 0.000 description 1
- 239000006229 carbon black Substances 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000004696 coordination complex Chemical class 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000000295 emission spectrum Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 229910052747 lanthanoid Inorganic materials 0.000 description 1
- 150000002602 lanthanoids Chemical class 0.000 description 1
- 238000002595 magnetic resonance imaging Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- ZLQJVGSVJRBUNL-UHFFFAOYSA-N methylumbelliferone Natural products C1=C(O)C=C2OC(=O)C(C)=CC2=C1 ZLQJVGSVJRBUNL-UHFFFAOYSA-N 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 150000002907 osmium Chemical class 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 125000003367 polycyclic group Chemical group 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000001022 rhodamine dye Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- -1 sulphonic acid anilide Chemical class 0.000 description 1
- 239000004291 sulphur dioxide Substances 0.000 description 1
- 235000010269 sulphur dioxide Nutrition 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
- A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
- A61B5/6847—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive mounted on an invasive device
- A61B5/6848—Needles
-
- 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
- A61B5/1455—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 using optical sensors, e.g. spectral photometrical oximeters
- A61B5/1459—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 using optical sensors, e.g. spectral photometrical oximeters invasive, e.g. introduced into the body by a catheter
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/6408—Fluorescence; Phosphorescence with measurement of decay time, time resolved fluorescence
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/6428—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes"
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/7703—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator using reagent-clad optical fibres or optical waveguides
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/7703—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator using reagent-clad optical fibres or optical waveguides
- G01N2021/7706—Reagent provision
- G01N2021/772—Tip coated light guide
Landscapes
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- Immunology (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Veterinary Medicine (AREA)
- Biomedical Technology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Public Health (AREA)
- Biophysics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
- Saccharide Compounds (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
- External Artificial Organs (AREA)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB9723229A GB2330903C (en) | 1997-11-03 | 1997-11-03 | Sensing the concentration of a substance |
| GB9723229 | 1997-11-03 | ||
| PCT/GB1998/001809 WO1999023476A1 (en) | 1997-11-03 | 1998-06-19 | Measuring the concentration of a substance |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| AU8118898A AU8118898A (en) | 1999-05-24 |
| AU746460B2 true AU746460B2 (en) | 2002-05-02 |
Family
ID=10821519
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU81188/98A Ceased AU746460B2 (en) | 1997-11-03 | 1998-06-19 | Measuring the concentration of a substance |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US6531097B1 (enExample) |
| EP (1) | EP1029233B1 (enExample) |
| JP (1) | JP4221150B2 (enExample) |
| AT (1) | ATE235049T1 (enExample) |
| AU (1) | AU746460B2 (enExample) |
| CA (1) | CA2309089C (enExample) |
| DE (1) | DE69812400T2 (enExample) |
| DK (1) | DK1029233T3 (enExample) |
| ES (1) | ES2195356T3 (enExample) |
| GB (1) | GB2330903C (enExample) |
| PT (1) | PT1029233E (enExample) |
| WO (1) | WO1999023476A1 (enExample) |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6664111B2 (en) * | 2001-08-22 | 2003-12-16 | 3M Innovative Properties Company | Fluorescence based oxygen sensor systems |
| US7670844B2 (en) * | 2004-01-20 | 2010-03-02 | The Curators Of The University Of Missouri | Supported molecular biofluid viscosity sensors for in vitro and in vivo use |
| GB0505036D0 (en) * | 2005-03-11 | 2005-04-20 | Oxford Optronix Ltd | An optical measurement sensor |
| JP4358785B2 (ja) * | 2005-05-27 | 2009-11-04 | 麒麟麦酒株式会社 | 密封容器内の酸素量の測定方法及びこれに用いる密封容器のピアス装置 |
| GB2447966B8 (en) * | 2007-03-29 | 2012-02-08 | Fiberlogix Internat Ltd | Improved optical chemical sensor |
| US8081313B2 (en) * | 2007-05-24 | 2011-12-20 | Airbus Operations Limited | Method and apparatus for monitoring gas concentration in a fluid |
| JP4944006B2 (ja) * | 2007-12-17 | 2012-05-30 | 株式会社山武 | 温度センサ、及び温度測定方法 |
| DE102008011578A1 (de) * | 2008-02-28 | 2009-09-03 | Endress + Hauser Conducta Gesellschaft für Mess- und Regeltechnik mbH + Co. KG | Photolumineszenz-Sensor |
| JP5225773B2 (ja) * | 2008-07-09 | 2013-07-03 | アズビル株式会社 | 温度センサ、及び温度測定方法 |
| GB0813715D0 (en) * | 2008-07-28 | 2008-09-03 | Airbus Uk Ltd | A monitor and a method for measuring oxygen concentration |
| JP5365279B2 (ja) * | 2009-03-17 | 2013-12-11 | ソニー株式会社 | 発光材料、発光材料複合体及びその製造方法、蛍光標識試薬及びその製造方法、並びに、発光素子 |
| GB0918212D0 (en) | 2009-10-16 | 2009-12-02 | Univ Strathclyde | Intelligent pigments and plastics |
| US8694069B1 (en) | 2009-12-21 | 2014-04-08 | Kosense, LLC | Fiber-optic probe with embedded peripheral sensors for in-situ continuous monitoring |
| US20130005047A1 (en) * | 2010-03-25 | 2013-01-03 | Mocon, Inc. | Luminescence lifetime based analyte sensing instruments and calibration technique |
| GB201012078D0 (en) | 2010-07-19 | 2010-09-01 | Oxford Optronix Ltd | Concentration measurement using luminescene |
| GB2486677A (en) * | 2010-12-22 | 2012-06-27 | Agilent Technologies Inc | Ceramic injection needle for analysis system |
| WO2012155192A1 (en) * | 2011-05-13 | 2012-11-22 | Adelaide Research & Innovation Pty Ltd | A method of and a system for characterising a material |
| WO2012159013A1 (en) | 2011-05-18 | 2012-11-22 | Samuel Walker Inman | Irregular excitation of optical sensors |
| CN102495028B (zh) * | 2011-11-18 | 2013-10-23 | 江苏大学 | 一种混药浓度在线检测方法及其装置 |
| JP5839575B2 (ja) * | 2012-04-06 | 2016-01-06 | 本田技研工業株式会社 | 燃料電池内部用酸素濃度測定装置 |
| CN103630509A (zh) * | 2013-12-03 | 2014-03-12 | 江苏大学 | 一种在线检测农药浓度的装置及其检测方法 |
| US9097670B1 (en) * | 2014-03-06 | 2015-08-04 | Stardust Materials, LLC | System for measuring dye concentration in liquids |
| JP7665508B2 (ja) | 2018-08-31 | 2025-04-21 | ルシッド サイエンティフィック， インク． | 動的システムの測定 |
| EP3702759A1 (en) * | 2019-02-26 | 2020-09-02 | Nokia Technologies Oy | Method and apparatus for fluorescence lifetime measurement |
| US11193916B2 (en) * | 2019-05-02 | 2021-12-07 | SciLogica Corp. | Calibration of a gas sensor |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0252578A2 (en) * | 1986-07-02 | 1988-01-13 | John E. Shulze | Sensor system using fluorometric decay measurements |
| EP0442060A2 (en) * | 1990-02-16 | 1991-08-21 | The BOC Group, Inc. | Luminescence sensing with ratiometric measurement |
| US5304809A (en) * | 1992-09-15 | 1994-04-19 | Luxtron Corporation | Luminescent decay time measurements by use of a CCD camera |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4557900A (en) * | 1982-09-28 | 1985-12-10 | Cardiovascular Devices, Inc. | Optical sensor with beads |
| US5043285A (en) * | 1987-07-09 | 1991-08-27 | Allied-Signal Inc. | Optical detection of oxygen |
| US5173432A (en) * | 1987-12-14 | 1992-12-22 | The Dow Chemical Company | Apparatus and method for measuring the concentration or partial pressure of oxygen |
| EP0329297A3 (en) * | 1988-02-16 | 1990-12-05 | Medex, Inc. | Method and apparatus for measuring partial pressure of oxygen in a fluid |
| US5107445A (en) * | 1990-12-04 | 1992-04-21 | Luxtron Corporation | Modular luminescence-based measuring system using fast digital signal processing |
| GB2265709A (en) * | 1992-03-25 | 1993-10-06 | David Russell Blake | Reactive oxygen species measuring device |
| WO1994010553A1 (en) * | 1992-10-23 | 1994-05-11 | Optex Biomedical, Inc. | Fibre-optic probe for the measurement of fluid parameters |
-
1997
- 1997-11-03 GB GB9723229A patent/GB2330903C/en not_active Expired - Fee Related
-
1998
- 1998-06-19 JP JP2000519291A patent/JP4221150B2/ja not_active Expired - Fee Related
- 1998-06-19 EP EP98930909A patent/EP1029233B1/en not_active Expired - Lifetime
- 1998-06-19 AT AT98930909T patent/ATE235049T1/de active
- 1998-06-19 DK DK98930909T patent/DK1029233T3/da active
- 1998-06-19 PT PT98930909T patent/PT1029233E/pt unknown
- 1998-06-19 AU AU81188/98A patent/AU746460B2/en not_active Ceased
- 1998-06-19 WO PCT/GB1998/001809 patent/WO1999023476A1/en not_active Ceased
- 1998-06-19 ES ES98930909T patent/ES2195356T3/es not_active Expired - Lifetime
- 1998-06-19 CA CA002309089A patent/CA2309089C/en not_active Expired - Fee Related
- 1998-06-19 DE DE69812400T patent/DE69812400T2/de not_active Expired - Lifetime
-
2000
- 2000-04-27 US US09/559,780 patent/US6531097B1/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0252578A2 (en) * | 1986-07-02 | 1988-01-13 | John E. Shulze | Sensor system using fluorometric decay measurements |
| EP0442060A2 (en) * | 1990-02-16 | 1991-08-21 | The BOC Group, Inc. | Luminescence sensing with ratiometric measurement |
| US5304809A (en) * | 1992-09-15 | 1994-04-19 | Luxtron Corporation | Luminescent decay time measurements by use of a CCD camera |
Also Published As
| Publication number | Publication date |
|---|---|
| AU8118898A (en) | 1999-05-24 |
| GB2330903B (en) | 2002-05-15 |
| EP1029233A1 (en) | 2000-08-23 |
| EP1029233B1 (en) | 2003-03-19 |
| DE69812400D1 (de) | 2003-04-24 |
| CA2309089C (en) | 2009-02-10 |
| ATE235049T1 (de) | 2003-04-15 |
| DK1029233T3 (da) | 2003-06-16 |
| ES2195356T3 (es) | 2003-12-01 |
| GB2330903C (en) | 2002-05-15 |
| GB9723229D0 (en) | 1998-01-07 |
| DE69812400T2 (de) | 2004-01-22 |
| CA2309089A1 (en) | 1999-05-14 |
| US6531097B1 (en) | 2003-03-11 |
| PT1029233E (pt) | 2003-07-31 |
| GB2330903A (en) | 1999-05-05 |
| JP2002529682A (ja) | 2002-09-10 |
| WO1999023476A1 (en) | 1999-05-14 |
| JP4221150B2 (ja) | 2009-02-12 |
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