JPH10501425A - 液体サンプル中のアナライトの計測装置 - Google Patents
液体サンプル中のアナライトの計測装置Info
- Publication number
- JPH10501425A JPH10501425A JP8529593A JP52959396A JPH10501425A JP H10501425 A JPH10501425 A JP H10501425A JP 8529593 A JP8529593 A JP 8529593A JP 52959396 A JP52959396 A JP 52959396A JP H10501425 A JPH10501425 A JP H10501425A
- Authority
- JP
- Japan
- Prior art keywords
- chamber
- enzyme
- liquid
- electrode
- signal
- 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
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- 102000004190 Enzymes Human genes 0.000 claims abstract description 100
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- 238000005259 measurement Methods 0.000 abstract description 19
- 229940088598 enzyme Drugs 0.000 description 98
- 239000000523 sample Substances 0.000 description 58
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 52
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 description 40
- 239000008103 glucose Substances 0.000 description 40
- 238000001514 detection method Methods 0.000 description 34
- 239000000243 solution Substances 0.000 description 32
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 19
- 239000000047 product Substances 0.000 description 15
- 239000008280 blood Substances 0.000 description 14
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- 235000019420 glucose oxidase Nutrition 0.000 description 12
- 238000000034 method Methods 0.000 description 12
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- 229940116332 glucose oxidase Drugs 0.000 description 11
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- 238000004064 recycling Methods 0.000 description 10
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- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
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- RGHNJXZEOKUKBD-SQOUGZDYSA-N Gluconic acid Natural products OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C(O)=O RGHNJXZEOKUKBD-SQOUGZDYSA-N 0.000 description 3
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 3
- 108010001336 Horseradish Peroxidase Proteins 0.000 description 3
- 229910019142 PO4 Inorganic materials 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
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- 235000013399 edible fruits Nutrition 0.000 description 3
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- 230000035484 reaction time Effects 0.000 description 3
- 238000001228 spectrum Methods 0.000 description 3
- GEYOCULIXLDCMW-UHFFFAOYSA-N 1,2-phenylenediamine Chemical compound NC1=CC=CC=C1N GEYOCULIXLDCMW-UHFFFAOYSA-N 0.000 description 2
- 102000016938 Catalase Human genes 0.000 description 2
- 108010053835 Catalase Proteins 0.000 description 2
- 229920000298 Cellophane Polymers 0.000 description 2
- 102000004882 Lipase Human genes 0.000 description 2
- 108090001060 Lipase Proteins 0.000 description 2
- 239000004367 Lipase Substances 0.000 description 2
- 108090000854 Oxidoreductases Proteins 0.000 description 2
- 102000004316 Oxidoreductases Human genes 0.000 description 2
- 240000005809 Prunus persica Species 0.000 description 2
- 235000006040 Prunus persica var persica Nutrition 0.000 description 2
- 229910021607 Silver chloride Inorganic materials 0.000 description 2
- LEHOTFFKMJEONL-UHFFFAOYSA-N Uric Acid Chemical compound N1C(=O)NC(=O)C2=C1NC(=O)N2 LEHOTFFKMJEONL-UHFFFAOYSA-N 0.000 description 2
- TVWHNULVHGKJHS-UHFFFAOYSA-N Uric acid Natural products N1C(=O)NC(=O)C2NC(=O)NC21 TVWHNULVHGKJHS-UHFFFAOYSA-N 0.000 description 2
- 235000010323 ascorbic acid Nutrition 0.000 description 2
- 229960005070 ascorbic acid Drugs 0.000 description 2
- 239000011668 ascorbic acid Substances 0.000 description 2
- 239000013060 biological fluid Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
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- 238000010790 dilution Methods 0.000 description 2
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- 239000010408 film Substances 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 235000015203 fruit juice Nutrition 0.000 description 2
- 235000019421 lipase Nutrition 0.000 description 2
- 239000013307 optical fiber Substances 0.000 description 2
- 235000015205 orange juice Nutrition 0.000 description 2
- 238000001139 pH measurement Methods 0.000 description 2
- 150000004965 peroxy acids Chemical class 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 210000002966 serum Anatomy 0.000 description 2
- HKZLPVFGJNLROG-UHFFFAOYSA-M silver monochloride Chemical compound [Cl-].[Ag+] HKZLPVFGJNLROG-UHFFFAOYSA-M 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 150000003626 triacylglycerols Chemical class 0.000 description 2
- 229940116269 uric acid Drugs 0.000 description 2
- UAIUNKRWKOVEES-UHFFFAOYSA-N 3,3',5,5'-tetramethylbenzidine Chemical compound CC1=C(N)C(C)=CC(C=2C=C(C)C(N)=C(C)C=2)=C1 UAIUNKRWKOVEES-UHFFFAOYSA-N 0.000 description 1
- IITIZHOBOIBGBW-UHFFFAOYSA-N 3-ethyl-2h-1,3-benzothiazole Chemical compound C1=CC=C2N(CC)CSC2=C1 IITIZHOBOIBGBW-UHFFFAOYSA-N 0.000 description 1
- 102000004506 Blood Proteins Human genes 0.000 description 1
- 108010017384 Blood Proteins Proteins 0.000 description 1
- -1 For example Substances 0.000 description 1
- 108060001084 Luciferase Proteins 0.000 description 1
- 239000005089 Luciferase Substances 0.000 description 1
- 102000003992 Peroxidases Human genes 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- OHDRQQURAXLVGJ-HLVWOLMTSA-N azane;(2e)-3-ethyl-2-[(e)-(3-ethyl-6-sulfo-1,3-benzothiazol-2-ylidene)hydrazinylidene]-1,3-benzothiazole-6-sulfonic acid Chemical compound [NH4+].[NH4+].S/1C2=CC(S([O-])(=O)=O)=CC=C2N(CC)C\1=N/N=C1/SC2=CC(S([O-])(=O)=O)=CC=C2N1CC OHDRQQURAXLVGJ-HLVWOLMTSA-N 0.000 description 1
- 239000012472 biological sample Substances 0.000 description 1
- 210000001124 body fluid Anatomy 0.000 description 1
- 239000010839 body fluid Substances 0.000 description 1
- 150000001720 carbohydrates Chemical class 0.000 description 1
- 235000014633 carbohydrates Nutrition 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000013592 cell lysate Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
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- 238000010168 coupling process Methods 0.000 description 1
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- 206010012601 diabetes mellitus Diseases 0.000 description 1
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- 239000003085 diluting agent Substances 0.000 description 1
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- 238000006073 displacement reaction Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007515 enzymatic degradation Effects 0.000 description 1
- 230000002255 enzymatic effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000001917 fluorescence detection Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 125000002791 glucosyl group Chemical group C1([C@H](O)[C@@H](O)[C@H](O)[C@H](O1)CO)* 0.000 description 1
- 125000005456 glyceride group Chemical group 0.000 description 1
- 235000015201 grapefruit juice Nutrition 0.000 description 1
- 239000001963 growth medium Substances 0.000 description 1
- 150000004678 hydrides Chemical class 0.000 description 1
- CVIFVNPRIBETLU-BTVCFUMJSA-N hydrogen peroxide;(2r,3s,4r,5r)-2,3,4,5,6-pentahydroxyhexanal Chemical compound OO.OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C=O CVIFVNPRIBETLU-BTVCFUMJSA-N 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
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- 150000002632 lipids Chemical class 0.000 description 1
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- 238000004020 luminiscence type Methods 0.000 description 1
- 239000006166 lysate Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 235000013336 milk Nutrition 0.000 description 1
- 239000008267 milk Substances 0.000 description 1
- 210000004080 milk Anatomy 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- 230000036284 oxygen consumption Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 108040007629 peroxidase activity proteins Proteins 0.000 description 1
- 238000005502 peroxidation Methods 0.000 description 1
- 125000000864 peroxy group Chemical group O(O*)* 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
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- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
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- 210000003296 saliva Anatomy 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
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- 230000008093 supporting effect Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 description 1
- 238000007039 two-step reaction Methods 0.000 description 1
- 210000002700 urine Anatomy 0.000 description 1
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Classifications
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12Q—MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
- C12Q1/00—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
- C12Q1/001—Enzyme electrodes
- C12Q1/005—Enzyme electrodes involving specific analytes or enzymes
- C12Q1/006—Enzyme electrodes involving specific analytes or enzymes for glucose
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12Q—MEASURING OR TESTING PROCESSES INVOLVING ENZYMES, NUCLEIC ACIDS OR MICROORGANISMS; COMPOSITIONS OR TEST PAPERS THEREFOR; PROCESSES OF PREPARING SUCH COMPOSITIONS; CONDITION-RESPONSIVE CONTROL IN MICROBIOLOGICAL OR ENZYMOLOGICAL PROCESSES
- C12Q1/00—Measuring or testing processes involving enzymes, nucleic acids or microorganisms; Compositions therefor; Processes of preparing such compositions
-
- 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
- G01N27/28—Electrolytic cell components
- G01N27/30—Electrodes, e.g. test electrodes; Half-cells
- G01N27/327—Biochemical electrodes, e.g. electrical or mechanical details for in vitro measurements
- G01N27/3271—Amperometric enzyme electrodes for analytes in body fluids, e.g. glucose in blood
-
- 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
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S435/00—Chemistry: molecular biology and microbiology
- Y10S435/817—Enzyme or microbe electrode
-
- 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
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/11—Automated chemical analysis
- Y10T436/117497—Automated chemical analysis with a continuously flowing sample or carrier stream
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Zoology (AREA)
- Engineering & Computer Science (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- Wood Science & Technology (AREA)
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Immunology (AREA)
- Molecular Biology (AREA)
- Analytical Chemistry (AREA)
- Microbiology (AREA)
- Biotechnology (AREA)
- Bioinformatics & Cheminformatics (AREA)
- General Engineering & Computer Science (AREA)
- Biophysics (AREA)
- Genetics & Genomics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Hematology (AREA)
- Electrochemistry (AREA)
- General Physics & Mathematics (AREA)
- Pathology (AREA)
- Emergency Medicine (AREA)
- Measuring Or Testing Involving Enzymes Or Micro-Organisms (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.液体サンプル中のアナライトの量の計測装置であって、その装置が、(a )半透膜により分けられた第1チャンバー及び第2チャンバーを定めるハウジン グであって、その第1チャンバーがその第1チャンバー内へその液体サンプルを 入れるための入口をもち、その膜がその第1チャンバーからその第2チャンバー へそのアナライトを移すのに適したものであり、その第2チャンバーが、そのア ナライトと反応して計測可能な副生成物を作り出す酵素を含むよう改作されてい るようなハウジング、及び(b)上記の計測可能な副生成物を検出するためのデ ィテクター、を含んで成り、その装置が: a)上記第2チャンバーが100マイクロリッター未満の容量をもち、そして上 記第2チャンバー内に上記酵素を選択的に入れるための入口をもち; b)上記ディテクターが、上記第2チャンバー内に置かれており;そして c)上記アナライト、酵素及び/又は副生成物をもつ上記第2チャンバーを洗 浄するための手段が提供される、であることを特徴とするような装置。 2.請求項1に記載の装置であって、その第2ディテクターが、その第1チャ ンバーと液体で連絡されて配置され、そしてその第2ディテクターの出力により その第2チャンバー内に置かれたディテクターの出力を補償するための回路手段 が、提供されることを、さらに特徴とする装置。 3.請求項1に記載の装置であって、その第2ディテクターが、第2半透膜に より取り囲まれることを、さらに特徴とする装置。 4.請求項1に記載の装置であって、加熱手段が、その第2チャンバー内での いずれかの化学反応の速度を制御するためにそのハウジング内に提供されること を、さらに特徴とする装置。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/410,997 US5607565A (en) | 1995-03-27 | 1995-03-27 | Apparatus for measuring analytes in a fluid sample |
| US08/410,997 | 1995-03-27 | ||
| PCT/US1996/004113 WO1996030751A1 (en) | 1995-03-27 | 1996-03-26 | Apparatus for measuring analytes in a fluid sample |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH10501425A true JPH10501425A (ja) | 1998-02-10 |
Family
ID=23627128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8529593A Ceased JPH10501425A (ja) | 1995-03-27 | 1996-03-26 | 液体サンプル中のアナライトの計測装置 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US5607565A (ja) |
| EP (1) | EP0760946A1 (ja) |
| JP (1) | JPH10501425A (ja) |
| WO (1) | WO1996030751A1 (ja) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007024742A (ja) * | 2005-07-20 | 2007-02-01 | National Institute Of Advanced Industrial & Technology | 酵素免疫測定方法及びそのための酵素免疫センサ |
| JP2008510989A (ja) * | 2004-08-25 | 2008-04-10 | チェメル・エービー | 較正可能な流量検出器 |
| JP2009270980A (ja) * | 2008-05-09 | 2009-11-19 | Funai Electric Advanced Applied Technology Research Institute Inc | バイオセンサ、酵素センサ及びガス検出システム |
Families Citing this family (88)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6395227B1 (en) * | 1989-08-28 | 2002-05-28 | Lifescan, Inc. | Test strip for measuring analyte concentration over a broad range of sample volume |
| US5843691A (en) * | 1993-05-15 | 1998-12-01 | Lifescan, Inc. | Visually-readable reagent test strip |
| US6413410B1 (en) * | 1996-06-19 | 2002-07-02 | Lifescan, Inc. | Electrochemical cell |
| AUPP238898A0 (en) * | 1998-03-12 | 1998-04-09 | Usf Filtration And Separations Group Inc. | Heated electrochemical cell |
| US6863801B2 (en) * | 1995-11-16 | 2005-03-08 | Lifescan, Inc. | Electrochemical cell |
| AUPN661995A0 (en) | 1995-11-16 | 1995-12-07 | Memtec America Corporation | Electrochemical cell 2 |
| US5962215A (en) * | 1996-04-05 | 1999-10-05 | Mercury Diagnostics, Inc. | Methods for testing the concentration of an analyte in a body fluid |
| US5942443A (en) | 1996-06-28 | 1999-08-24 | Caliper Technologies Corporation | High throughput screening assay systems in microscale fluidic devices |
| BR9710054A (pt) | 1996-06-28 | 2000-01-11 | Caliper Techn Corp | Aparelhos para separar compostos de teste para um efeito sobre um sistema bioquìmico e para detectar ummefeito de um composto de teste sobre um sistema bioquìmico, processos de determinação de se uma amostra contém um composto capaz de afetar um sistema bioquìmico, de separação de uma pluralidade de compostos de teste para um efeito sobre um sistema bioquìmico e usos de um sistema microfluido e de um substrato de ensaio. |
| US20060000722A1 (en) * | 1996-06-28 | 2006-01-05 | Caliper Life Sciences, Inc. | High throughput screening assay systems in microscale fluidic devices |
| SE9700384D0 (sv) * | 1997-02-04 | 1997-02-04 | Biacore Ab | Analytical method and apparatus |
| US6001067A (en) | 1997-03-04 | 1999-12-14 | Shults; Mark C. | Device and method for determining analyte levels |
| US7885697B2 (en) | 2004-07-13 | 2011-02-08 | Dexcom, Inc. | Transcutaneous analyte sensor |
| US7657297B2 (en) | 2004-05-03 | 2010-02-02 | Dexcom, Inc. | Implantable analyte sensor |
| US6862465B2 (en) | 1997-03-04 | 2005-03-01 | Dexcom, Inc. | Device and method for determining analyte levels |
| US8527026B2 (en) | 1997-03-04 | 2013-09-03 | Dexcom, Inc. | Device and method for determining analyte levels |
| US6878251B2 (en) * | 1998-03-12 | 2005-04-12 | Lifescan, Inc. | Heated electrochemical cell |
| US6475360B1 (en) | 1998-03-12 | 2002-11-05 | Lifescan, Inc. | Heated electrochemical cell |
| AU743852B2 (en) * | 1998-03-12 | 2002-02-07 | Lifescan, Inc. | Heated electrochemical cell |
| AU779350B2 (en) * | 1998-03-12 | 2005-01-20 | Lifescan, Inc. | Heated electrochemical cell |
| US6085576A (en) | 1998-03-20 | 2000-07-11 | Cyrano Sciences, Inc. | Handheld sensing apparatus |
| DE19813870A1 (de) * | 1998-03-29 | 1999-09-30 | Mario Strobl | Nichtimmobilisierte Bioelektrode |
| US8974386B2 (en) | 1998-04-30 | 2015-03-10 | Abbott Diabetes Care Inc. | Analyte monitoring device and methods of use |
| US9066695B2 (en) | 1998-04-30 | 2015-06-30 | Abbott Diabetes Care Inc. | Analyte monitoring device and methods of use |
| US8688188B2 (en) | 1998-04-30 | 2014-04-01 | Abbott Diabetes Care Inc. | Analyte monitoring device and methods of use |
| US6949816B2 (en) | 2003-04-21 | 2005-09-27 | Motorola, Inc. | Semiconductor component having first surface area for electrically coupling to a semiconductor chip and second surface area for electrically coupling to a substrate, and method of manufacturing same |
| US6175752B1 (en) | 1998-04-30 | 2001-01-16 | Therasense, Inc. | Analyte monitoring device and methods of use |
| US8465425B2 (en) | 1998-04-30 | 2013-06-18 | Abbott Diabetes Care Inc. | Analyte monitoring device and methods of use |
| US8346337B2 (en) | 1998-04-30 | 2013-01-01 | Abbott Diabetes Care Inc. | Analyte monitoring device and methods of use |
| US8480580B2 (en) | 1998-04-30 | 2013-07-09 | Abbott Diabetes Care Inc. | Analyte monitoring device and methods of use |
| US6077660A (en) * | 1998-06-10 | 2000-06-20 | Abbott Laboratories | Diagnostic assay requiring a small sample of biological fluid |
| US6475800B1 (en) | 1999-07-22 | 2002-11-05 | Instrumentation Metrics, Inc. | Intra-serum and intra-gel for modeling human skin tissue |
| DE19947878C1 (de) * | 1999-10-05 | 2001-04-05 | Hahn Schickard Ges | Vorrichtung und Verfahren zur Qualitätskontrolle von auf ein transparentes Substrat aufgebrachten Mikrotröpfchen |
| RU2267120C2 (ru) * | 2000-07-14 | 2005-12-27 | Лайфскен, Инк. | Электрохимический способ измерения скоростей химических реакций |
| US6560471B1 (en) | 2001-01-02 | 2003-05-06 | Therasense, Inc. | Analyte monitoring device and methods of use |
| WO2002078512A2 (en) | 2001-04-02 | 2002-10-10 | Therasense, Inc. | Blood glucose tracking apparatus and methods |
| US20030032874A1 (en) * | 2001-07-27 | 2003-02-13 | Dexcom, Inc. | Sensor head for use with implantable devices |
| CN1702456A (zh) | 2001-10-10 | 2005-11-30 | 生命扫描有限公司 | 电化学电池 |
| US6723500B2 (en) | 2001-12-05 | 2004-04-20 | Lifescan, Inc. | Test strips having reaction zones and channels defined by a thermally transferred hydrophobic barrier |
| US8260393B2 (en) | 2003-07-25 | 2012-09-04 | Dexcom, Inc. | Systems and methods for replacing signal data artifacts in a glucose sensor data stream |
| US8010174B2 (en) | 2003-08-22 | 2011-08-30 | Dexcom, Inc. | Systems and methods for replacing signal artifacts in a glucose sensor data stream |
| DE10214713A1 (de) * | 2002-04-03 | 2003-10-30 | C Cit Ag Waedenswill | Vorrichtung und Verfahren zur Durchführung und zur kontinuierlichen Überwachung von chemischen und/oder biologischen Reaktionen |
| WO2003087783A1 (en) * | 2002-04-05 | 2003-10-23 | Powerzyme, Inc. | Analyte sensor |
| US7134999B2 (en) * | 2003-04-04 | 2006-11-14 | Dexcom, Inc. | Optimized sensor geometry for an implantable glucose sensor |
| US20050051427A1 (en) * | 2003-07-23 | 2005-03-10 | Brauker James H. | Rolled electrode array and its method for manufacture |
| US7651596B2 (en) | 2005-04-08 | 2010-01-26 | Dexcom, Inc. | Cellulosic-based interference domain for an analyte sensor |
| US20070173710A1 (en) * | 2005-04-08 | 2007-07-26 | Petisce James R | Membranes for an analyte sensor |
| WO2005019795A2 (en) * | 2003-07-25 | 2005-03-03 | Dexcom, Inc. | Electrochemical sensors including electrode systems with increased oxygen generation |
| WO2005012873A2 (en) | 2003-07-25 | 2005-02-10 | Dexcom, Inc. | Electrode systems for electrochemical sensors |
| US8788006B2 (en) | 2003-08-01 | 2014-07-22 | Dexcom, Inc. | System and methods for processing analyte sensor data |
| US8275437B2 (en) | 2003-08-01 | 2012-09-25 | Dexcom, Inc. | Transcutaneous analyte sensor |
| US8160669B2 (en) | 2003-08-01 | 2012-04-17 | Dexcom, Inc. | Transcutaneous analyte sensor |
| US8060173B2 (en) | 2003-08-01 | 2011-11-15 | Dexcom, Inc. | System and methods for processing analyte sensor data |
| US7774145B2 (en) | 2003-08-01 | 2010-08-10 | Dexcom, Inc. | Transcutaneous analyte sensor |
| US20140121989A1 (en) | 2003-08-22 | 2014-05-01 | Dexcom, Inc. | Systems and methods for processing analyte sensor data |
| US7920906B2 (en) | 2005-03-10 | 2011-04-05 | Dexcom, Inc. | System and methods for processing analyte sensor data for sensor calibration |
| US9247900B2 (en) | 2004-07-13 | 2016-02-02 | Dexcom, Inc. | Analyte sensor |
| US20050142586A1 (en) * | 2003-11-26 | 2005-06-30 | Hedberg Herbert M. | Measuring enzymatic activity |
| US11633133B2 (en) | 2003-12-05 | 2023-04-25 | Dexcom, Inc. | Dual electrode system for a continuous analyte sensor |
| US8423114B2 (en) | 2006-10-04 | 2013-04-16 | Dexcom, Inc. | Dual electrode system for a continuous analyte sensor |
| EP1711790B1 (en) * | 2003-12-05 | 2010-09-08 | DexCom, Inc. | Calibration techniques for a continuous analyte sensor |
| US7637868B2 (en) * | 2004-01-12 | 2009-12-29 | Dexcom, Inc. | Composite material for implantable device |
| US20050182451A1 (en) * | 2004-01-12 | 2005-08-18 | Adam Griffin | Implantable device with improved radio frequency capabilities |
| US20050245799A1 (en) * | 2004-05-03 | 2005-11-03 | Dexcom, Inc. | Implantable analyte sensor |
| US8792955B2 (en) | 2004-05-03 | 2014-07-29 | Dexcom, Inc. | Transcutaneous analyte sensor |
| US20060015020A1 (en) * | 2004-07-06 | 2006-01-19 | Dexcom, Inc. | Systems and methods for manufacture of an analyte-measuring device including a membrane system |
| SE527196C2 (sv) * | 2004-07-08 | 2006-01-17 | Chemel Ab | SIRE genomflödesdetektor |
| US7905833B2 (en) * | 2004-07-13 | 2011-03-15 | Dexcom, Inc. | Transcutaneous analyte sensor |
| WO2006127694A2 (en) | 2004-07-13 | 2006-11-30 | Dexcom, Inc. | Analyte sensor |
| US8744546B2 (en) | 2005-05-05 | 2014-06-03 | Dexcom, Inc. | Cellulosic-based resistance domain for an analyte sensor |
| WO2006121661A2 (en) * | 2005-05-05 | 2006-11-16 | Dexcom, Inc. | Cellulosic-based resistance domain for an analyte sensor |
| GB2435510A (en) | 2006-02-23 | 2007-08-29 | Mologic Ltd | Enzyme detection product and methods |
| GB2435512A (en) | 2006-02-23 | 2007-08-29 | Mologic Ltd | A binding assay and assay device |
| GB2435511A (en) | 2006-02-23 | 2007-08-29 | Mologic Ltd | Protease detection |
| US20090143658A1 (en) * | 2006-02-27 | 2009-06-04 | Edwards Lifesciences Corporation | Analyte sensor |
| US20080071157A1 (en) | 2006-06-07 | 2008-03-20 | Abbott Diabetes Care, Inc. | Analyte monitoring system and method |
| US8000918B2 (en) * | 2007-10-23 | 2011-08-16 | Edwards Lifesciences Corporation | Monitoring and compensating for temperature-related error in an electrochemical sensor |
| WO2009059203A1 (en) * | 2007-11-02 | 2009-05-07 | Edwards Lifesciences Corporation | Analyte monitoring system having back-up power source for use in either transport of the system or primary power loss |
| US20090188811A1 (en) | 2007-11-28 | 2009-07-30 | Edwards Lifesciences Corporation | Preparation and maintenance of sensors |
| US20100072062A1 (en) * | 2008-05-05 | 2010-03-25 | Edwards Lifesciences Corporation | Membrane For Use With Amperometric Sensors |
| EP2329255A4 (en) * | 2008-08-27 | 2014-04-09 | Edwards Lifesciences Corp | analyte |
| EP2172564A1 (en) * | 2008-10-06 | 2010-04-07 | Sony Corporation | A method of derivatising an analyte for subsequent detection through a nucleic acid based sensor |
| US20100108509A1 (en) * | 2008-10-31 | 2010-05-06 | Edwards Lifesciences Corporation | Analyte Sensor with Non-Working Electrode Layer |
| FR2942732B1 (fr) * | 2009-03-04 | 2011-03-18 | Peugeot Citroen Automobiles Sa | Dispositif bimatiere, carter et vehicule equipes de ce dispositif et procede de fabrication de ce dispositif |
| US8017409B2 (en) | 2009-05-29 | 2011-09-13 | Ecolab Usa Inc. | Microflow analytical system |
| US20110054284A1 (en) * | 2009-08-28 | 2011-03-03 | Edwards Lifesciences Corporation | Anti-Coagulant Calibrant Infusion Fluid Source |
| FR3058524B1 (fr) * | 2016-11-07 | 2019-01-25 | Institut National De La Sante Et De La Recherche Medicale | Procede de caracterisation d'un echantillon sanguin |
| DE102017011263B3 (de) * | 2017-12-06 | 2019-05-02 | Sartorius Stedim Biotech Gmbh | Vorrichtung und Verfahren zur Untersuchung eines Mediums |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3539455A (en) * | 1965-10-08 | 1970-11-10 | Leland C Clark Jr | Membrane polarographic electrode system and method with electrochemical compensation |
| NL154599B (nl) * | 1970-12-28 | 1977-09-15 | Organon Nv | Werkwijze voor het aantonen en bepalen van specifiek bindende eiwitten en hun corresponderende bindbare stoffen, alsmede testverpakking. |
| US3979274A (en) * | 1975-09-24 | 1976-09-07 | The Yellow Springs Instrument Company, Inc. | Membrane for enzyme electrodes |
| US4040908A (en) * | 1976-03-12 | 1977-08-09 | Children's Hospital Medical Center | Polarographic analysis of cholesterol and other macromolecular substances |
| DE2828525A1 (de) * | 1978-06-29 | 1980-01-17 | Fresenius Chem Pharm Ind | Chemisches analyseverfahren und vorrichtung zu dessen ausfuehrung |
| US4342739A (en) * | 1979-01-09 | 1982-08-03 | Fuji Photo Film Co., Ltd. | Novel material for immunological assay of biochemical components and a process for the determination of said components |
| JPS5842971A (ja) * | 1981-09-07 | 1983-03-12 | Fuji Photo Film Co Ltd | 抗体を感作させたマイクロカプセルを用いる細胞性免疫測定法 |
| SE8306050D0 (sv) * | 1983-11-03 | 1983-11-03 | Neil F Cleland | Sensor for kemisk analys |
| GB8512796D0 (en) * | 1985-05-21 | 1985-06-26 | Bellhouse Brian John | Testing liquids |
| US5352348A (en) * | 1987-04-09 | 1994-10-04 | Nova Biomedical Corporation | Method of using enzyme electrode |
| JP2690053B2 (ja) * | 1988-01-08 | 1997-12-10 | マルハ株式会社 | バイオセンサー |
| US5107133A (en) * | 1990-06-27 | 1992-04-21 | Fiberchem Inc. | Reservoir chemical sensors with removable reservoir cells |
| US5429726A (en) * | 1993-04-30 | 1995-07-04 | The Yellow Springs Instrument Company, Inc. | Methods for reducing level of interferants in biosensor systems and solutions used in these methods |
-
1995
- 1995-03-27 US US08/410,997 patent/US5607565A/en not_active Expired - Fee Related
-
1996
- 1996-03-26 JP JP8529593A patent/JPH10501425A/ja not_active Ceased
- 1996-03-26 EP EP96910565A patent/EP0760946A1/en not_active Withdrawn
- 1996-03-26 WO PCT/US1996/004113 patent/WO1996030751A1/en not_active Ceased
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008510989A (ja) * | 2004-08-25 | 2008-04-10 | チェメル・エービー | 較正可能な流量検出器 |
| JP2007024742A (ja) * | 2005-07-20 | 2007-02-01 | National Institute Of Advanced Industrial & Technology | 酵素免疫測定方法及びそのための酵素免疫センサ |
| JP2009270980A (ja) * | 2008-05-09 | 2009-11-19 | Funai Electric Advanced Applied Technology Research Institute Inc | バイオセンサ、酵素センサ及びガス検出システム |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0760946A1 (en) | 1997-03-12 |
| WO1996030751A1 (en) | 1996-10-03 |
| US5607565A (en) | 1997-03-04 |
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