AUTOMATIC CODING DEVICE, BIOSENSOR WITH SAME AND MANUFACTURING METHOD THEREFOR

• US 20150047977A1
• Filed: 01/30/2013
• Published: 02/19/2015
• Est. Priority Date: 03/31/2012
• Status: Active Grant

• Current Assignee: Leadway (Hk) Limited (Akatsuki Corp.)
• Original Assignee: Leadway (Hk) Limited (Akatsuki Corp.)
• Inventors: Wang, Chia-Lin, Liu, Tao, Ge, Huanxi, Ye, Yun
• Granted Patent: US 10,139,360 B2
• Time in Patent Office: Days
• US Class Current: 204/403.01
• CPC Class Codes: G01N 2035/00782 reprogrammmable code
• CPC Class Codes: G01N 2035/00811 consumable or exchangeable components other than sample carriers, e.g. detectors, flow cells
• CPC Class Codes: G01N 27/327 Biochemical electrodes , e.g. electrical or mechanical details for in vitro measurements
• CPC Class Codes: G01N 33/48771 Coding of information, e.g. calibration data, lot number
• CPC Class Codes: G01N 35/00693 Calibration
• CPC Class Codes: H05K 3/027 the conductive material being removed by irradiation, e.g. by photons, alpha or beta particles
• CPC Class Codes: Y10T 29/49155 Manufacturing circuit on or in base
• CPC Class Codes: Y10T 29/49156 with selective destruction of conductive paths

Abstract

The present invention provides an automatic encoding device including a first electrode, a second electrode, and a third electrode. The first electrode and the second electrode are connected through a connecting point, so that an electric parameter between the first electrode and the second electrode changes according to a parameter needing to be corrected. The present invention further provides a method for applying the automatic encoding device to various biosensors and a method for manufacturing the automatic encoding device. Positions and the number of contacts for connecting the automatic encoding device and a detection system are fixed. Therefore, connection sites on the detection system are effectively utilized. On the other hand, the automatic encoding device in the present invention can provide different parameter information by only changing the positions of the connecting points on the electrodes, the process is simple and stable, and the probability of human errors is reduced.

Claims

1. An automatic encoding device, comprising an insulating base plate and an electrode system positioned on the insulating base plate, the electrode system comprising a first electrode (11), a second electrode (12), and a third electrode (13);

the first electrode (11), the second electrode (12), and the third electrode (13) respectively comprising a first contact (21), a second contact (22), and a third contact (23) which are electrically connected with a detection instrument, wherein the first electrode (11) and the second electrode (12) are selectively electrically connected with a first connecting point (31);

the second electrode (12) and the third electrode (13) are selectively electrically connected with a second connecting point (32);

a loop formed by the first contact (21), the first connecting point (31), and the second contact (22) corresponds to an electric parameter R1;

a loop formed by the second contact (22), the second connecting point (32), and the third contact (23) corresponds to an electric parameter R2;

a loop formed by the first contact (21), the first connecting point (31), the second connecting point (32), and the third contact (23) corresponds to an electric parameter R3; and

subsequently, a group of codes are obtained according to one of the following formulas;

2. The automatic encoding device according to claim 1, wherein at least the second electrode comprises a zigzag snake-shaped structure.

3. The automatic encoding device according to claim 2, wherein at least the second electrode comprises a plurality of snake-shaped units, and electric parameters of the snake-shaped units are substantially the same.

4. The automatic encoding device according to claim 3, wherein corresponding codes are determined according to the number of snake-shaped units comprised in the loop formed by the first contact (21), the first connecting point (31), and the second contact (22) and the number of snake-shaped units comprised in the loop formed by the first contact (21), the first connecting point (31), the second connecting point (32), and the third contact (23).

5. The automatic encoding device according to claim 1, further comprising a fourth electrode (14), wherein the fourth electrode (14) is electrically connected with the second electrode through a third connecting point (33), and each different position of the third connecting point (33) corresponds to one group of codes.

6. A biosensor, comprising an insulating base plate, and a working electrode (41) and a counter electrode (42) that are positioned on the insulating base plate, at least one of the working electrode (41) and the counter electrode (42) being provided with a reaction reagent layer, the biosensor further comprising an automatic encoding device, wherein the automatic encoding device comprises an electrode system positioned on the insulating base plate;

the electrode system comprises a first electrode (11), a second electrode (12), and a third electrode (13);

the first electrode (11), the second electrode (12), and the third electrode (13) respectively comprise a first contact (21), a second contact (22), and a third contact (23) which are electrically connected with a detection instrument;

the first electrode (11) and the second electrode (12) are selectively electrically connected with a first connecting point (31);

the second electrode (12) and the third electrode (13) are selectively electrically connected with a second connecting point (32);

a loop formed by the first contact (21), the first connecting point (31), and the second contact (22) corresponds to an electric parameter R1;

a loop formed by the second contact (22), the second connecting point (32), and the third contact (23) corresponds to an electric parameter R2;

a loop formed by the first contact (21), the first connecting point (31), the second connecting point (32), and the third contact (23) corresponds to an electric parameter R3; and

subsequently, a group of codes are obtained according to one of the following formulas;

7. The biosensor according to claim 6, wherein at least the second electrode comprises a zigzag snake-shaped structure, the second electrode comprises a plurality of snake-shaped units, and electric parameters of the snake shaped units are substantially the same.

8. The biosensor according to claim 7, wherein corresponding codes are determined according to the number of snake-shaped units comprised in the loop formed by the first contact (21), the first connecting point (31), and the second contact (22) and the number of snake-shaped units comprised in the loop formed by the first contact (21), the first connecting point (31), the second connecting point (32), and the third contact (23).

9. The biosensor according to claim 6, further comprising a fourth electrode (14), wherein the fourth electrode (14) is electrically connected with the second electrode through a third connecting point (33), and each different position of the third connecting point (33) corresponds to one group of codes.

10. The biosensor according to claim 6, wherein the automatic encoding device is positioned on a same surface of the insulating base plate as the working electrode and the counter electrode, or on an opposite surface of the insulating base plate relative to the working electrode) and the counter electrode.

11. The biosensor according to claim 6, wherein that the first electrode (11) and the second electrode (12) are selectively electrically connected with the first connecting point (31) refers to that the automatic encoding device corresponds to different codes when the first connecting point (31) for connecting the first electrode (11) and the second electrode (12) is at different positions, and likewise, that the second electrode (12) and the third electrode (13) are selectively electrically connected with the second connecting point (32) refers to that the encoding device corresponds to different codes when the second connecting point (32) for connecting the second electrode (12) and the third electrode (13) is at different positions.

12. An automatic encoding device comprising an insulating base plate and an electrode system positioned on the insulating base plate, the electrode system comprising a first electrode (11), a second electrode (12), and a third electrode (13), the first electrode (11), the second electrode (12), and the third electrode (13) respectively comprising a first contact (21), a second contact (22), and a third contact (23) which are electrically connected with a detection instrument, wherein at least the second electrode comprises a zigzag snake-shaped structure;

the first electrode (11) and the second electrode (12) are selectively electrically connected with a first connecting point (31);

the second electrode (12) and the third electrode (13) are selectively electrically connected with a second connecting point (32);

when the first connecting point (31) is at a first position, a loop formed by the first contact (21), the first connecting point (31), and the second contact (22) corresponds to an electric parameter R1;

when the first connecting point (31) is at a second position, a loop formed by the first contact (21), the first connecting point (31), and the second contact (22) corresponds to an electric parameter R1′

; and

values of the electric parameters R1 and R1′

correspond to two groups of different codes, respectively.

13. The automatic encoding device according to claim 12, wherein a loop formed by the second contact (22), the second connecting point (32), and the third contact (23) corresponds to an electric parameter R2;

a loop formed by the first contact (21), the first connecting point (31), the second connecting point (32), and the third contact (23) corresponds to an electric parameter R3;

the electric parameters R1, R2, and R3 correspond to a first group of codes; and

the electric parameters R1′

, R2, and R3 correspond to a second group of codes.

14. The automatic encoding device according to claim 13, wherein one group of codes are obtained according to one of the following formulas:

15. A biosensor, comprising an insulating base plate, and a working electrode (41) and a counter electrode (42) that are positioned on the insulating base plate, at least one of the working electrode (41) and the counter electrode (42) being provided with a reaction reagent layer, the biosensor further comprising an automatic encoding device, wherein the automatic encoding device comprises an electrode system positioned on the insulating base plate;

the electrode system comprises a first electrode (11), a second electrode (12), and a third electrode (13);

Wherein the first electrode (11), the second electrode (12), and the third electrode (13) respectively comprise a first contact (21), a second contact (22), and a third contact (23) which are electrically connected with a detection instrument;

at least the second electrode comprises a zigzag snake-shaped structure;

the first electrode (11) and the second electrode (12) are selectively electrically connected with a first connecting point (31);

the second electrode (12) and the third electrode (13) are selectively electrically connected with a second connecting point (32);

when the first connecting point (31) is at a first position, a loop formed by the first contact (21), the first connecting point (31), and the second contact (22) corresponds to an electric parameter R1;

when the first connecting point (31) is at a second position, a loop formed by the first contact (21), the first connecting point (31), and the second contact (22) corresponds to an electric parameter R1′

; and

values of the electric parameters R1 and R1′

correspond to two groups of different codes, respectively.

16. The biosensor according to claim 15, wherein a loop formed by the second contact (22), the second connecting point (32), and the third contact (23) corresponds to an electric parameter R2;

a loop formed by the first contact (21), the first connecting point (31), the second connecting point (32), and the third contact (23) corresponds to an electric parameter R3;

the electric parameters R1, R2, and R3 correspond to a first group of codes; and

the electric parameters R1′

, R2, and R3 correspond to a second group of codes.

17. The biosensor according to claim 16, wherein one group of codes are obtained according to one of the following formulas:

18. A manufacturing method for an automatic encoding device, comprising the following steps:

providing an insulating base plate, wherein at least an electrode system comprising a first electrode (11), a second electrode (12), and a third electrode (13) is positioned on the insulating base plate;

connecting the first electrode with the second electrode through a first connecting point (31);

connecting the second electrode with the third electrode through a second connecting point (32); and

determining a connection position of the first connecting point (31) between the first electrode and the second electrode according to information to be encoded by the automatic encoding device.

19. The manufacturing method according to claim 18, wherein a connection position of the second connecting point (32) between the second electrode and the third electrode is determined according to the information to be encoded by the automatic encoding device.

20. The manufacturing method according to claim 18, wherein conducting materials are disposed at positions corresponding to the first connecting point and the second connecting point by means of printing.

21. The manufacturing method according to claim 18, wherein first, multiple connection sites are formed between the first electrode and the second electrode by means of printing, and subsequently other connection sites except the first connecting point between the first electrode and the second electrode are cut off by means of laser cutting.

22. The manufacturing method according to claim 18, wherein first, multiple connection sites are formed between the second electrode and the third electrode by means of printing, and subsequently other connection sites except the second connecting point between the second electrode and the third electrode are cut off by means of laser cutting.

23. The manufacturing method according to claim 18, wherein the second electrode (12) is composed of snake-shaped units.

24. The manufacturing method according to claim 18, wherein the insulating base plate is further provided with a fourth electrode (14), and the fourth electrode (14) is connected with the second electrode (12) through a third connecting point (32).