CA2322454C - Sensor with improved shelf life - Google Patents
Sensor with improved shelf life Download PDFInfo
- Publication number
- CA2322454C CA2322454C CA002322454A CA2322454A CA2322454C CA 2322454 C CA2322454 C CA 2322454C CA 002322454 A CA002322454 A CA 002322454A CA 2322454 A CA2322454 A CA 2322454A CA 2322454 C CA2322454 C CA 2322454C
- Authority
- CA
- Canada
- Prior art keywords
- coating
- metal electrode
- sulfur containing
- containing moiety
- group
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000000576 coating method Methods 0.000 claims abstract description 50
- 239000011248 coating agent Substances 0.000 claims abstract description 44
- 229910052751 metal Inorganic materials 0.000 claims abstract description 43
- 239000002184 metal Substances 0.000 claims abstract description 43
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims abstract description 37
- 239000011593 sulfur Substances 0.000 claims abstract description 25
- 229910052717 sulfur Inorganic materials 0.000 claims abstract description 25
- 150000001875 compounds Chemical class 0.000 claims abstract description 17
- 229960003067 cystine Drugs 0.000 claims abstract description 11
- LEVWYRKDKASIDU-QWWZWVQMSA-N D-cystine Chemical compound OC(=O)[C@H](N)CSSC[C@@H](N)C(O)=O LEVWYRKDKASIDU-QWWZWVQMSA-N 0.000 claims abstract description 10
- 125000006850 spacer group Chemical group 0.000 claims abstract description 10
- XUJNEKJLAYXESH-UHFFFAOYSA-N cysteine Natural products SCC(N)C(O)=O XUJNEKJLAYXESH-UHFFFAOYSA-N 0.000 claims abstract description 9
- 235000018417 cysteine Nutrition 0.000 claims abstract description 9
- DGVVWUTYPXICAM-UHFFFAOYSA-N β‐Mercaptoethanol Chemical compound OCCS DGVVWUTYPXICAM-UHFFFAOYSA-N 0.000 claims abstract description 8
- FFFHZYDWPBMWHY-VKHMYHEASA-N L-homocysteine Chemical compound OC(=O)[C@@H](N)CCS FFFHZYDWPBMWHY-VKHMYHEASA-N 0.000 claims abstract description 6
- YTPLMLYBLZKORZ-UHFFFAOYSA-N Thiophene Chemical compound C=1C=CSC=1 YTPLMLYBLZKORZ-UHFFFAOYSA-N 0.000 claims abstract description 6
- 150000003573 thiols Chemical class 0.000 claims abstract description 6
- 150000001412 amines Chemical class 0.000 claims abstract description 5
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims abstract description 5
- DKIDEFUBRARXTE-UHFFFAOYSA-N 3-mercaptopropanoic acid Chemical compound OC(=O)CCS DKIDEFUBRARXTE-UHFFFAOYSA-N 0.000 claims abstract description 4
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical group C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 claims abstract description 4
- XUJNEKJLAYXESH-REOHCLBHSA-N L-Cysteine Chemical compound SC[C@H](N)C(O)=O XUJNEKJLAYXESH-REOHCLBHSA-N 0.000 claims abstract description 4
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 claims abstract description 4
- UFULAYFCSOUIOV-UHFFFAOYSA-N cysteamine Chemical compound NCCS UFULAYFCSOUIOV-UHFFFAOYSA-N 0.000 claims abstract description 4
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims abstract description 4
- 229960003151 mercaptamine Drugs 0.000 claims abstract description 4
- YNVOMSDITJMNET-UHFFFAOYSA-N thiophene-3-carboxylic acid Chemical compound OC(=O)C=1C=CSC=1 YNVOMSDITJMNET-UHFFFAOYSA-N 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 22
- 239000000126 substance Substances 0.000 claims description 12
- 239000010410 layer Substances 0.000 claims description 11
- 239000004094 surface-active agent Substances 0.000 claims description 10
- 239000012491 analyte Substances 0.000 claims description 4
- 230000002123 temporal effect Effects 0.000 claims description 4
- 125000000217 alkyl group Chemical group 0.000 claims description 3
- 125000000816 ethylene group Chemical group [H]C([H])([*:1])C([H])([H])[*:2] 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 239000002356 single layer Substances 0.000 claims description 3
- 125000003118 aryl group Chemical group 0.000 claims description 2
- 125000004122 cyclic group Chemical group 0.000 claims description 2
- 238000007598 dipping method Methods 0.000 claims description 2
- 125000000325 methylidene group Chemical group [H]C([H])=* 0.000 claims description 2
- 238000010422 painting Methods 0.000 claims description 2
- 238000007639 printing Methods 0.000 claims description 2
- 238000005507 spraying Methods 0.000 claims description 2
- BWGNESOTFCXPMA-UHFFFAOYSA-N Dihydrogen disulfide Chemical compound SS BWGNESOTFCXPMA-UHFFFAOYSA-N 0.000 claims 2
- 230000008021 deposition Effects 0.000 claims 1
- 229940117927 ethylene oxide Drugs 0.000 claims 1
- 125000001570 methylene group Chemical group [H]C([H])([*:1])[*:2] 0.000 claims 1
- 239000005864 Sulphur Substances 0.000 abstract description 12
- 229930192474 thiophene Natural products 0.000 abstract description 2
- 241000894007 species Species 0.000 description 8
- 230000032683 aging Effects 0.000 description 5
- 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 4
- 239000008280 blood Substances 0.000 description 4
- 210000004369 blood Anatomy 0.000 description 4
- 239000007772 electrode material Substances 0.000 description 4
- 239000008103 glucose Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- 239000013504 Triton X-100 Substances 0.000 description 3
- 229920004890 Triton X-100 Polymers 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- 239000000356 contaminant Substances 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- -1 thiols Chemical class 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241000896693 Disa Species 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- LEVWYRKDKASIDU-IMJSIDKUSA-N cystine group Chemical group C([C@@H](C(=O)O)N)SSC[C@@H](C(=O)O)N LEVWYRKDKASIDU-IMJSIDKUSA-N 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000005660 hydrophilic surface Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 125000004354 sulfur functional group Chemical group 0.000 description 1
Classifications
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Molecular Biology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Electrodes For Compound Or Non-Metal Manufacture (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AUPP2503 | 1998-03-20 | ||
| AUPP2503A AUPP250398A0 (en) | 1998-03-20 | 1998-03-20 | Sensor with improved shelf life |
| PCT/AU1999/000166 WO1999049307A1 (en) | 1998-03-20 | 1999-03-16 | Sensor with improved shelf life |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2322454A1 CA2322454A1 (en) | 1999-09-30 |
| CA2322454C true CA2322454C (en) | 2008-01-08 |
Family
ID=3806765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002322454A Expired - Lifetime CA2322454C (en) | 1998-03-20 | 1999-03-16 | Sensor with improved shelf life |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP1084397A4 (de) |
| JP (1) | JP2002507744A (de) |
| AU (1) | AUPP250398A0 (de) |
| CA (1) | CA2322454C (de) |
| TW (1) | TW584724B (de) |
| WO (1) | WO1999049307A1 (de) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6716577B1 (en) | 2000-02-02 | 2004-04-06 | Lifescan, Inc. | Electrochemical test strip for use in analyte determination |
| US6855243B2 (en) | 2001-04-27 | 2005-02-15 | Lifescan, Inc. | Electrochemical test strip having a plurality of reaction chambers and methods for using the same |
| US6875613B2 (en) | 2001-06-12 | 2005-04-05 | Lifescan, Inc. | Biological fluid constituent sampling and measurement devices and methods |
| US6939310B2 (en) | 2001-10-10 | 2005-09-06 | Lifescan, Inc. | Devices for physiological fluid sampling and methods of using the same |
| US6689411B2 (en) | 2001-11-28 | 2004-02-10 | Lifescan, Inc. | Solution striping system |
| US6749887B1 (en) | 2001-11-28 | 2004-06-15 | Lifescan, Inc. | Solution drying system |
| US6872358B2 (en) | 2002-01-16 | 2005-03-29 | Lifescan, Inc. | Test strip dispenser |
| US20060134713A1 (en) | 2002-03-21 | 2006-06-22 | Lifescan, Inc. | Biosensor apparatus and methods of use |
| US20030186446A1 (en) | 2002-04-02 | 2003-10-02 | Jerry Pugh | Test strip containers and methods of using the same |
| US7291256B2 (en) | 2002-09-12 | 2007-11-06 | Lifescan, Inc. | Mediator stabilized reagent compositions and methods for their use in electrochemical analyte detection assays |
| US20060002817A1 (en) | 2004-06-30 | 2006-01-05 | Sebastian Bohm | Flow modulation devices |
| US20060000710A1 (en) | 2004-06-30 | 2006-01-05 | Klaus Peter Weidenhaupt | Fluid handling methods |
| CN1315216C (zh) * | 2005-10-14 | 2007-05-09 | 北京工业大学 | 以半胱氨酸为偶联层铂金双金属电极催化剂及其制备方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5082550A (en) * | 1989-12-11 | 1992-01-21 | The United States Of America As Represented By The Department Of Energy | Enzyme electrochemical sensor electrode and method of making it |
| AUPN980796A0 (en) * | 1996-05-13 | 1996-06-06 | Australian Membrane And Biotechnology Research Institute | Improved reservoir components |
| IL118432A (en) * | 1996-05-27 | 1999-12-31 | Yissum Res Dev Co | Electrochemical and photochemical electrodes and their use |
-
1998
- 1998-03-20 AU AUPP2503A patent/AUPP250398A0/en not_active Abandoned
-
1999
- 1999-03-16 EP EP99910013A patent/EP1084397A4/de not_active Ceased
- 1999-03-16 WO PCT/AU1999/000166 patent/WO1999049307A1/en not_active Ceased
- 1999-03-16 JP JP2000538226A patent/JP2002507744A/ja active Pending
- 1999-03-16 CA CA002322454A patent/CA2322454C/en not_active Expired - Lifetime
- 1999-03-19 TW TW088104370A patent/TW584724B/zh not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JP2002507744A (ja) | 2002-03-12 |
| EP1084397A4 (de) | 2003-06-25 |
| TW584724B (en) | 2004-04-21 |
| WO1999049307A1 (en) | 1999-09-30 |
| AUPP250398A0 (en) | 1998-04-23 |
| CA2322454A1 (en) | 1999-09-30 |
| EP1084397A1 (de) | 2001-03-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKEX | Expiry |
Effective date: 20190318 |