Biosensor test strips for multiple tests

• US 20080245664A1
• Filed: 11/21/2007
• Published: 10/09/2008
• Est. Priority Date: 11/12/2003
• Status: Abandoned Application

• Current Assignee: Yu-Hong Chang
• Original Assignee: Yu-Hong Chang
• Inventors: Chang, Yu-Hong
• Application Number:
  US11/984,827
• Publication Number:
  US 20080245664A1
• Time in Patent Office: Days
• US Class Current: 204/403.03
• CPC Class Codes: C12Q 1/004 mediator-assisted
• CPC Class Codes: C12Q 1/006 for glucose

Abstract

This invention discloses a detachable test strip good for multiple tests on a test strip to reduce the per test cost, and a test strip for multiple tests with more than two conductive tracks for the simultaneous measurement of multiple test data with a drop of blood.

Claims

1. A detachable test strip for multiple tests with a pair of conductive tracks to measure from an analyte a test result per test, comprising of:

a) a base plate having multiple sections with incisions between said sections wherein said incision being under and on the sides of said base plate, and said base plate being made of ordinary plastics, FRP (fiberglass reinforced plastics), paper, or ceramics, and

b) a pair of conductive tracks laid on said base plate to form on every said section a reaction zone across the working and reference electrodes along said conductive tracks, and said conductive tracks being made of conductive polymer, silver, carbon, copper, platinum, gold, carbon on copper, carbon on conductive polymer, carbon on silver, carbon on copper, carbon on platinum, or carbon on gold, and

c) reagents which include glucose oxidase and mediator, deposited on said reaction zones of said base plate.

6. The detachable test strip for multiple tests of claim 1 to claim 5, wherein the said base plate and the said conductive tracks are covered with a spacer plate, with multiple recesses, and a top plate.

2. A detachable test strip for multiple tests with three conductive tracks to measure from an analyte two test data per test, comprising of:

a) a base plate having multiple sections with incisions between said sections wherein said incision being under and on the sides of said base plate, and said base plate being made of ordinary plastics, FRP (fiberglass reinforced plastics), paper, or ceramics, and

b) three conductive tracks laid on said base plate to form on every said section two reaction zones across the working and reference electrodes along said conductive tracks, and said conductive tracks being made of conductive polymer, silver, carbon, copper, platinum, gold, carbon on copper, carbon on conductive polymer, carbon on silver, carbon on copper, carbon on platinum, or carbon on gold, and

c) reagents which include glucose oxidase and mediator, deposited on said reaction zones of said base plate.

3. A detachable test strip for multiple tests with four conductive tracks to simultaneously measure two test data per test with a drop of blood, comprising of:

a) a base plate having multiple sections with incisions between said sections wherein said incision being under and on the sides of said base plate, and said base plate being made of ordinary plastics, FRP (fiberglass reinforced plastics), paper, or ceramics, and

b) four conductive tracks laid on said base plate to form on every said section two reaction zones across the working and reference electrodes along said conductive tracks, and said conductive tracks being made of conductive polymer, silver, carbon, copper, platinum, gold, carbon on copper, carbon on conductive polymer, carbon on silver, carbon on copper, carbon on platinum, or carbon on gold, and

c) reagents which include glucose oxidase and mediator, deposited on said reaction zones of said base plate.

4. A detachable test strip for multiple tests with four conductive tracks to simultaneously measure three test data with a drop of blood, comprising of:

a) a base plate having multiple sections with incisions between said sections wherein said incision being under and on the sides of said base plate, and said base plate being made of ordinary plastics, FRP (fiberglass reinforced plastics), paper, or ceramics, and

b) four conductive tracks laid on said base plate to form on every said section three reaction zones across the working and reference electrodes along said conductive tracks, wherein said conductive tracks includes three said conductive tracks having branches extending to said working electrodes and one conductive track having said branches extending to said reference electrodes, and said conductive tracks being made of conductive polymer, silver, carbon, copper, platinum, gold, carbon on copper, carbon on conductive polymer, carbon on silver, carbon on copper, carbon on platinum, or carbon on gold, and

c) reagents which include glucose oxidase and mediator, deposited on said reaction zones of said base plate.

5. A detachable test strip for multiple tests with six conductive tracks to simultaneously measure three test data with a drop of blood, comprising of:

a) a base plate having multiple sections with incisions between said sections wherein said incision being under and on the sides of said base plate, and said base plate being made of ordinary plastics, FRP (fiberglass reinforced plastics), paper, or ceramics, and

b) six conductive tracks laid on said base plate to form on every said section three reaction zones across the working and reference electrodes along said conductive tracks, wherein said conductive tracks includes three said conductive tracks having branches extending to said working electrodes and three conductive tracks having said branches extending to said reference electrodes, and said branches and said conductive electrode having insulation layer at intersection, and said conductive tracks being made of conductive polymer, silver, carbon, copper, platinum, gold, carbon on copper, carbon on conductive polymer, carbon on silver, carbon on copper, carbon on platinum, or carbon on gold, and

c) reagents which include glucose oxidase and mediator, deposited on said reaction zones of said base plate.

7. A detachable test strip for multiple tests with a pair of conductive electrodes to measure three test results with a drop of blood, comprising of:

a) three base plates having multiple sections with incisions between said sections wherein said incision being under and on the sides of said base plate, and said base plate being made of ordinary plastics, FRP (fiberglass reinforced plastics), paper, or ceramics, and

b) three pairs of conductive tracks laid on said base plates to form on every said section a reaction zone across the working and reference electrodes along said conductive tracks, and said conductive tracks being made of conductive polymer, silver, carbon, copper, platinum, gold, carbon on copper, carbon on conductive polymer, carbon on silver, carbon on copper, carbon on platinum, or carbon on gold, and

c) three spacer plates having multiple sections with incisions between said sections wherein said incision being under and on the sides of said base plate, and said spacer plates having recesses in every said section and, said spacer plates being formed between over said base plates and said conductive tracks, and said spacer plates being made of ordinary plastics, FRP (fiberglass reinforced plastics), paper, or ceramics, and

d) a top plate to place over the third pair of said conductive tracks, and said top plate being made of ordinary plastics, FRP (fiberglass reinforced plastics), paper, or ceramics, and

e) reagents which include glucose oxidase and mediator, deposited on said reaction zones of said base plate.