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Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0569179 (2009-09-29) |
등록번호 | US-8272125 (2012-09-25) |
발명자 / 주소 |
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출원인 / 주소 |
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대리인 / 주소 |
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인용정보 | 피인용 횟수 : 0 인용 특허 : 452 |
Provided are methods of manufacturing a plurality of electrochemical sensors. The methods include forming a plurality of working electrodes on a first electrode region of a substrate, forming a plurality of counter electrodes on a second electrode region of the substrate, disposing a spacer layer on
Provided are methods of manufacturing a plurality of electrochemical sensors. The methods include forming a plurality of working electrodes on a first electrode region of a substrate, forming a plurality of counter electrodes on a second electrode region of the substrate, disposing a spacer layer on one of the first and second electrode regions, folding the substrate with the spacer layer between the first electrode region and the second electrode region to form a layered structure, and separating or cutting the layered structure to form individual electrochemical sensors.
1. A method of manufacturing a plurality of electrochemical sensors for use in determining a concentration of an analyte in a sample of bodily fluid, the method comprising the steps of: (a) forming a plurality of working electrodes on a first electrode region of a substrate;(b) forming a plurality o
1. A method of manufacturing a plurality of electrochemical sensors for use in determining a concentration of an analyte in a sample of bodily fluid, the method comprising the steps of: (a) forming a plurality of working electrodes on a first electrode region of a substrate;(b) forming a plurality of counter electrodes on a second electrode region of the substrate;(c) disposing a spacer layer on one of the first and the second electrode regions;(d) removing a portion of the spacer layer to define sample chamber regions;(e) folding the substrate with the spacer layer between the first electrode region and the second electrode region to form a layered structure; and(f) separating the layered structure into a plurality of electrochemical sensors, each electrochemical sensor comprising at least one working electrode, at least one counter electrode, and at least one sample chamber region,wherein each electrochemical sensor comprises a proximal end having a width and a distal end having a width, the distal end being configured for insertion into a sensor reader, wherein the width of the distal end is greater than the width of the proximal end. 2. The method according to claim 1, wherein the working electrodes comprise a material selected from the group consisting of gold, carbon, platinum, ruthenium dioxide, and palladium. 3. The method according to claim 1, wherein the counter electrodes comprise a material selected from the group consisting of gold, carbon, platinum, ruthenium dioxide, and palladium. 4. The method according to claim 1, wherein the step of forming a plurality of working electrodes comprises printing a plurality of working electrodes, and wherein the step of forming a plurality of counter electrodes comprises printing a plurality of counter electrodes. 5. The method according to claim 4, wherein printing a plurality of working electrodes comprises printing a carbon ink. 6. The method according to claim 4, wherein printing a plurality of counter electrodes comprises printing a Ag/AgCl ink. 7. The method according to claim 1, further comprising forming a plurality of indicator electrodes on the substrate, wherein the step of separating the layered structure into a plurality of electrochemical sensors comprises separating the layered structure into a plurality of electrochemical sensors, each electrochemical sensor comprising at least one working electrode, at least one counter electrode, at least one indicator electrode, and at least one sample chamber. 8. The method according to claim 1, further comprising depositing an enzyme over a portion of the working electrodes. 9. The method according to claim 8, wherein the analyte is glucose, and wherein the enzyme is selected from the group consisting of glucose dehydrogenase, and glucose oxidase. 10. The method according to claim 8, wherein the analyte is a ketone and the enzyme is a ketone-responsive enzyme. 11. The method according to claim 1, further comprising depositing a redox mediator over a portion of the working electrodes. 12. The method according to claim 11, wherein the redox mediator comprises a transition metal complex comprising a metal selected from the group consisting of osmium, ruthenium, iron, and cobalt. 13. The method according to claim 12, wherein the transition metal complex comprises osmium. 14. The method according to claim 1, wherein each electrochemical sensor comprises a first and second lateral extension flanking the sample chamber region. 15. A method of manufacturing a plurality of electrochemical sensors for use in determining a concentration of an analyte in a sample of bodily fluid, the method comprising the steps of: (a) forming a plurality of working electrodes on a first electrode region of a first substrate;(b) forming a plurality of counter electrodes on a second electrode region of the first substrate;(c) disposing a spacer layer on one of the first electrode region and the second electrode region, the spacer layer defining sample chamber regions;(d) folding the substrate with the spacer layer between the first electrode region and the second electrode region to form a layered structure; and(e) cutting the layered structure to provide individual electrochemical sensors, each electrochemical sensor comprising at least one working electrode, at least one counter electrode, and at least one sample chamber region, wherein at least one end of the at least one sample chamber region is defined by a cut,wherein each electrochemical sensor comprises a proximal end having a width and a distal end having a width, the distal end being configured for insertion into a sensor reader, wherein the width of the distal end is greater than the width of the proximal end. 16. The method according to claim 15, wherein the working electrodes comprise a material selected from the group consisting of gold, carbon, platinum, ruthenium dioxide, and palladium. 17. The method according to claim 15, wherein the counter electrodes comprise a material selected from the group consisting of gold, carbon, platinum, ruthenium dioxide, and palladium. 18. The method according to claim 15, wherein the step of forming a plurality of working electrodes comprises printing a plurality of working electrodes, and wherein the step of forming a plurality of counter electrodes comprises printing a plurality of counter electrodes. 19. The method according to claim 18, wherein printing a plurality of working electrodes comprises printing a carbon ink. 20. The method according to claim 18, wherein printing a plurality of counter electrodes comprises printing a Ag/AgCl ink. 21. The method according to claim 15, further comprising forming a plurality of indicator electrodes on the substrate, wherein the step of separating the layered structure into a plurality of electrochemical sensors comprises separating the layered structure into a plurality of electrochemical sensors, each electrochemical sensor comprising at least one working electrode, at least one counter electrode, at least one indicator electrode, and at least one sample chamber. 22. The method according to claim 15, further comprising depositing an enzyme over a portion of the working electrodes. 23. The method according to claim 22, wherein the analyte is glucose, and wherein the enzyme is selected from the group consisting of glucose dehydrogenase, and glucose oxidase. 24. The method according to claim 22, wherein the analyte is a ketone and the enzyme is a ketone-responsive enzyme. 25. The method according to claim 15, further comprising depositing a redox mediator over a portion of the working electrodes. 26. The method according to claim 25, wherein the redox mediator comprises a transition metal complex comprising a metal selected from the group consisting of osmium, ruthenium, iron, and cobalt. 27. The method according to claim 26, wherein the transition metal complex comprises osmium. 28. The method according to claim 15, wherein each electrochemical sensor comprises a first and second lateral extension flanking the sample chamber region.
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