Biomechanical test system, measurement device, and biochemical test strip

• US 20090145753A1
• Filed: 08/27/2008
• Published: 06/11/2009
• Est. Priority Date: 12/07/2007
• Status: Abandoned Application

• Current Assignee: Apex Biotechnology Corporation
• Original Assignee: Apex Biotechnology Corporation
• Inventors: Hsu, Ming-Chang, Yang, Mon Wen, Chu, Ching-Yuan, Wang, Jui-Ping, Lin, Yueh-Hui, Shen, Thomas Y.S.
• Application Number:
  US12/230,288
• Publication Number:
  US 20090145753A1
• Time in Patent Office: Days
• US Class Current: 204/403.10
• CPC Class Codes: C12Q 1/005 involving specific analytes or enzymes including groups of enzymes, e.g. oxydases; C12Q1/004 takes precedence
• CPC Class Codes: G01N 2035/00772 mechanical or optical code other than bar code
• CPC Class Codes: G01N 33/48771 Coding of information, e.g. calibration data, lot number

Abstract

A biochemical test system, a measurement device, and a biochemical test strip are provided. The biochemical test strip includes an insulating substrate, an electrode system disposed on the insulating substrate, and an identifying unit disposed on one side of the insulating substrate. The identifying unit includes N components, and at least one of the N components includes a groove. It should be noted that the term “N” in this specification is an integer greater than two. The measurement device includes a microprocessor and a connector, wherein the connector is coupled to the identifying unit for receiving a signal of an identification code corresponding to the identifying unit, and the microprocessor is coupled to the connector for receiving the signal from the connector.

Claims

1. A biochemical test system, comprising:

a biochemical test strip, comprising an insulating substrate, an electrode system disposed on the insulating substrate, and an identifying unit disposed on one side of the insulating substrate, wherein the identifying unit comprises N components, and at least one of the N components comprising a groove, wherein N is an integer greater than two; and

a measurement device, comprising a microprocessor and a connector, wherein the connector is coupled to the identifying unit for receiving a signal of an identification code corresponding to the identifying unit, and the microprocessor is coupled to the connector for receiving the signal from the connector.

2. The biochemical test system according to claim 1, wherein the identifying unit is formed by a predetermined region of the insulating substrate, the identification code corresponding to the identifying unit is decided according to a location of at least one of the N components comprising the groove in the predetermined region.

3. The biochemical test system according to claim 2, wherein the groove comprises a channel, an indentation, and a hole penetrating the insulating substrate, and comprises a channel, an indentation, and a hole without penetrating the insulating substrate.

4. The biochemical test system according to claim 2, wherein the predetermined region of the insulating substrate is divided into N subregions, the N subregions respectively corresponding to the N components, wherein each of the subregions is a desired location of the groove.

5. The biochemical test system according to claim 4, wherein the identifying unit further comprises a pattern code, and the pattern code and the N subregions together form the N components, the pattern code comprising a conductive material.

6. The biochemical test system according to claim 1, wherein the connector comprises at least a sensing unit and the number of the sensing unit corresponds to the N components.

7. The biochemical test system according to claim 6, wherein the sensing unit senses the identifying unit by providing a short circuit whereby the signal is generated.

8. The biochemical test system according to claim 6, wherein the sensing unit senses the identifying unit by providing an open circuit whereby the signal is generated.

9. The biochemical test system according to claim 1, further comprising a linking unit, one side of the linking unit connecting with one end of each of the N components.

10. The biochemical test system according to claim 9, wherein the linking unit is configured to provide a common ground.

11. The biochemical test system according to claim 9, wherein the electrode system comprises a working electrode and a reference electrode, and one end of the reference electrode connects with one side of the linking unit.

12. The biochemical test system according to claim 9, wherein the electrode system comprises a working electrode, a reference electrode, and a sensing electrode, and the sensing electrode connects with one side of the linking unit.

13. The biochemical test system according to claim 1, wherein a plurality set of correction parameters are built in the microprocessor, and the microprocessor selects one set of the correction parameters to calibrate the biochemical test system according to the received signal.

14. The biochemical test system according to claim 1, wherein a plurality of modes are built in the microprocessor, and the microprocessor selects one mode for execution according to the received signal.

15. The biochemical test system according to claim 1, wherein the electrode system comprises a working electrode, a reference electrode, and a sensing electrode insulated from one another, wherein the sensing electrode is provided for detecting an electrical connection between the biochemical test strip and the measurement device.

16. A measurement device, for use with a biochemical test strip, the biochemical test strip comprising an insulating substrate, an electrode system disposed on the insulating substrate, and an identifying unit disposed on one side of the insulating substrate, the identifying unit comprising N components, and at least one of the N components comprising a groove, wherein N is an integer greater than two, the measurement device comprising:

a connector, electrically coupled to the identifying unit, for receiving a signal of an identification code corresponding to the identifying unit; and

a microprocessor, coupled to the connector, for receiving the signal from the connector.

17. The measurement device according to claim 16, wherein the identifying unit is formed by a predetermined region of the insulating substrate, the identification code corresponding to the identifying unit is decided according to a location of at least one of the N components comprising the groove in the predetermined region.

18. The measurement device according to claim 17, wherein the connector comprises at least a sensing unit, and the sensing unit senses the identifying unit by providing a short circuit whereby the signal is generated.

19. The measurement device according to claim 17, wherein the connector comprises at least a sensing unit, and the sensing unit senses the identifying unit by providing an open circuit whereby the signal is generated.

20. The measurement device according -to claim 17, -wherein the identifying unit further comprises a pattern code, and the pattern code and the N subregions together form the N components, the pattern code comprising a conductive material.

21. The measurement device according to claim 16, wherein the biochemical test strip further comprises a linking unit, one side of the linking unit connecting with one end of each of the N components, and wherein the connector comprises connecting terminals corresponding to the N components, and the connecting terminals electrically couple to the N components.

22. The measurement device according to claim 21, wherein the linking unit is configured to provide a common ground.

23. A biochemical test strip, comprising:

an insulating substrate;

an electrode system disposed on the insulating substrate; and

an identifying unit disposed on a predetermined region of the insulating substrate;

wherein the identifying unit comprises N components, N is an integer greater than 2, at least one of the N components comprises a groove, and an identification code for the biochemical test strip is decided according to a location of the groove.

24. The biochemical test strip according to claim 23, wherein the N components generate 2^N−

1 identification codes.

25. The biochemical test strip according to claim 23, wherein the predetermined region of the insulating substrate is divided into N subregions respectively corresponding to the N components, each of the subregions being a desired location of the groove, wherein the identification code for the biochemical test strip is decided according to the location of the groove in the predetermined region.

26. The biochemical test strip according to claim 25, wherein the groove comprises a channel, an indentation, or a hole penetrating the insulating substrate, and comprises a channel, an indentation, or a hole without penetrating the insulating substrate.

27. The biochemical test strip according to claim 26, wherein the identifying unit further comprises a pattern code, and the pattern code and the N subregions together form the N components, the pattern code comprising a conductive material.

28. The biochemical test strip according to claim 27, wherein the N components generate 2^N−

1 identification codes.

29. The biochemical test strip according to claim 23, wherein the electrode system comprises a material selected from a group consisting of carbon paste, silver paste, copper paste, gold-silver paste, carbon-silver paste, and a combination thereof.

30. The biochemical test strip according to claim 23, further comprising:

an insulating layer, covering a part of the electrode system, wherein a part of the electrode system uncovered by the insulating layer defines a reaction area with an opening; and

a cover, disposed on the insulating layer, for covering the reaction area, the cover having a vent corresponding to the reaction area.

31. The biochemical test strip according to claim 30, further comprising a reaction layer disposed in the reaction area, wherein the reaction layer comprises an oxidoreductase.

32. The biochemical test strip according to claim 31, wherein the electrode system comprises a working electrode, a reference electrode, and a sensing electrode insulated from one another, and the reaction layer at least covers the working electrode.