CN103487477B - A kind of preparation method of electrochemical test strip and a kind of electrochemical test strip - Google Patents
A kind of preparation method of electrochemical test strip and a kind of electrochemical test strip Download PDFInfo
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- CN103487477B CN103487477B CN201310397436.4A CN201310397436A CN103487477B CN 103487477 B CN103487477 B CN 103487477B CN 201310397436 A CN201310397436 A CN 201310397436A CN 103487477 B CN103487477 B CN 103487477B
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Abstract
The preparation method that the present invention relates to a kind of electrochemical test strip, comprises the steps: 1), on examination bar insulation substrate, measurement electrode is set; 2), drip painting liquid at the conversion zone of measurement electrode; 3), dry liquid; 4) the parameter recognition component that, laminating completes separately on examination bar insulation substrate; 5), in measurement electrode, drip the one side laminating upper cover plate that is coated with liquid; 6), die-cut bottling; Wherein, the making step of described parameter recognition component is: 1), on identification insulated substrate printing identification resistance and measuring resistance; 2), laminating resistance protection layer; 1), draw conductive component formation disconnected or that laser cutting is identified on insulated substrate on insulated substrate by machinery in identification and identify resistance and measuring resistance the making step of described parameter recognition component can be also:; 2), laminating resistance protection layer. Electrochemical test strip provided by the invention is mainly used in the detection of blood sugar, uric acid etc., and the preparation method of electrochemical test strip and electrochemical test strip can guaranteed performance and detection accuracy.
Description
Technical field
The present invention protects a kind of preparation method and a kind of examination bar that tries bar, relates in particular to a kind of preparation method and a kind of electrochemical test strip of the electrochemical test strip that can carry out information identification.
Background technology
Electrochemica biological inspection test-strips, for example blood sugar test examination bar has moved towards family, detect self blood sugar situation by patient's Self-operating, because being confined to limited medical knowledge and blood sugar test technology, need to apply checkout equipment and the inspection test-strips of providing convenience and using for domestic type blood sugar test. At present inspection test-strips is batch production, and every batch because the various uncertain factors in manufacture process can cause the each batch of otherness between examination bar, and these othernesses can affect testing result and cause the inaccurate of measurement result. Therefore blood sugar test examination bar is before dispatching from the factory, and producer can set specific correction parameter according to current batch, revises when measuring blood sugar level to measuring the data obtained, guarantee to try bar not can because of batch between difference and affect measurement result.
In existing blood sugar examination bar batch parameter correcting method, the mode of more employing is: the one side at blood sugar test examination bar is posted a parameter correction element, parameter correction unit is provided with a parameter identification part, by methods such as laser cutting or machinery stroke break, the cutting of parameter identification part is drawn disconnected, to form connection and the independence between the each block in parameter identification part, make parameter identification part have the correction parameter values of corresponding current batch. In the production technology of blood sugar examination bar, the generally bottling immediately of blood sugar examination bar after being dried, because blood sugar examination bar need to leave in the dry environment of relative humidity below 5%, the parking space relative humidity after bottling can meet this requirement. If dried blood sugar examination bar is exposed in general environment the time and longly easily causes dried liquid to get damp, so that the performance of impact examination bar. And in aforesaid way, must adopt laser cutting or machinery draw the method such as disconnected by the parameter correction original paper of each blood sugar examination bar cut one by one draw disconnected, this operating process institute is time-consuming longer, in this operating process, blood sugar examination bar is exposed in the environment that humidity is larger, very easily cause dried liquid to get damp, so that the performance of impact examination bar. Especially this operating process meeting produces dust, very easily pollutes the liquid of blood sugar examination bar, has a strong impact on the detection accuracy of examination bar.
Summary of the invention
The object of the invention is to overcome above-mentioned weak point, provide a kind of can guaranteed performance and preparation method and the electrochemical test strip of the electrochemical test strip of detection accuracy.
The technical solution adopted in the present invention is for achieving the above object:
A preparation method for electrochemical test strip, comprises the steps:
1), on examination bar insulation substrate, measurement electrode is set;
2), drip painting liquid at the conversion zone of measurement electrode;
3), dry liquid;
4) the parameter recognition component that, laminating completes separately on examination bar insulation substrate;
5), in measurement electrode, drip the one side laminating upper cover plate that is coated with liquid;
6), die-cut bottling;
Wherein, the making step of described parameter recognition component is: 1), on identification insulated substrate printing identification resistance and measuring resistance; 2), laminating resistance protection layer;
1), draw conductive component formation disconnected or that laser cutting is identified on insulated substrate on insulated substrate by machinery in identification and identify resistance and measuring resistance the making step of described parameter recognition component can be also:; 2), laminating resistance protection layer.
A preparation method for electrochemical test strip, comprises the steps:
1), on examination bar insulation substrate, measurement electrode is set;
2), drip painting liquid at the conversion zone of measurement electrode;
3), dry liquid;
4), in measurement electrode, drip the one side laminating upper cover plate that is coated with liquid;
5) the parameter recognition component that, laminating completes separately on examination bar insulation substrate or upper cover plate;
6), die-cut bottling;
Wherein, the making step of described parameter recognition component is: 1), on identification insulated substrate printing identification resistance and measuring resistance; 2), laminating resistance protection layer;
1), draw conductive component formation disconnected or that laser cutting is identified on insulated substrate on insulated substrate by machinery in identification and identify resistance and measuring resistance the making step of described parameter recognition component can be also:; 2), laminating resistance protection layer.
A preparation method for electrochemical test strip, comprises the steps:
1), on examination bar insulation substrate, measurement electrode is set;
2), at the another side of the examination bar insulation substrate parameter recognition component completing separately of fitting;
3), drip painting liquid at the conversion zone of measurement electrode;
4), dry liquid;
5), in measurement electrode, drip the one side laminating upper cover plate that is coated with liquid;
6), die-cut bottling;
Wherein, the making step of described parameter recognition component is: 1), on identification insulated substrate printing identification resistance and measuring resistance; 2), laminating resistance protection layer;
1), draw conductive component formation disconnected or that laser cutting is identified on insulated substrate on insulated substrate by machinery in identification and identify resistance and measuring resistance the making step of described parameter recognition component can be also:; 2), laminating resistance protection layer.
The above-mentioned method to set up that measurement electrode is set on examination bar insulation substrate is method for printing screen and/or laser engraving conductive layer method.
A kind of electrochemical test strip, comprising:
One examination bar insulation substrate;
One measurement electrode, is arranged on examination bar insulation substrate;
Liquid, drips the conversion zone that is applied to measurement electrode;
One upper cover plate, is arranged on measurement electrode;
One parameter recognition component, is arranged on upper cover plate or upper cover plate one side is tried on bar insulation substrate or tries under bar insulation substrate;
Wherein, described parameter recognition component comprises identification resistance and measuring resistance, and described parameter recognition component tries the identification of bar batch relevant information according to the ratio of identification resistance and measuring resistance.
The preparation method of electrochemical test strip provided by the invention and the electrochemical test strip that adopts the method to be made, have following technique effect:
1, in the preparation method of electrochemical test strip provided by the invention, in examination bar manufacturing process, trying on bar insulation substrate or the parameter recognition component of fitting on upper cover plate, because parameter recognition component and electrochemical test strip are except the independent making separately of other parts of parameter recognition component, and laminating parameter recognition component required time is little, so can not allow dried blood sugar examination bar be exposed to the long period in general environment, thereby can not cause dried liquid to get damp, ensure the performance of examination bar.
2, in the preparation method of electrochemical test strip provided by the invention, parameter recognition component and electrochemical test strip are except other parts independent making separately respectively of parameter recognition component, its production technology does not have cross influence completely, the operating procedure of laminating parameter recognition component very simply and not can produce dust etc., can not pollute the liquid of blood sugar examination bar, ensure the detection accuracy of electrochemical test strip.
3, electrochemical test strip provided by the invention, identification resistance and the measuring resistance of making parameter recognition component only need adopt identical conductor material, to conductor material and its resistance without particular/special requirement, therefore applicable conductor material kind is many and cheap, the making manufacturing technique requirent of identification resistance and measuring resistance is low, as long as the length that measuring resistance and identification resistance length are requirement. If adopt silk screen printing process printing, this point can accurately be controlled by screen printing net plate; Technological requirement to different batches of silk-screen is low, and as silk-screen thin and thick, different batches carbon slurry resistivity etc., can offset by the mode of measuring resistance and identification resistance ratios; As long as measuring resistance is identical with the voltage that identification resistance two ends apply, to the voltage swing applying and precision no requirement (NR), reduce supporting the use the control requirement of the instrument identification circuit degree of accuracy.
Brief description of the drawings
Fig. 1 a is the structural representation of the electrochemical test strip of the embodiment of the present invention one;
Fig. 1 b is the side cut-away illustration of the electrochemical test strip of the embodiment of the present invention one;
Fig. 2 is the structural representation of parameter recognition unit of the present invention;
Fig. 3 be electrochemical test strip of the present invention preparation method flow chart.
Fig. 4 a is the structural representation of the electrochemical test strip of the embodiment of the present invention two;
Fig. 4 b is the side cut-away illustration of the electrochemical test strip of the embodiment of the present invention two;
Fig. 5 a is the structural representation of the electrochemical test strip of the embodiment of the present invention three;
Fig. 5 b is the side cut-away illustration of the electrochemical test strip of the embodiment of the present invention three;
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in more detail.
As shown in Figure 1 a, 1 b, electrochemical test strip provided by the invention comprises: examination bar insulation substrate 1; On examination bar insulation substrate 1, screen printing is brushed with elargol and carbon paste, elargol and carbon paste form measurement electrode 2, measurement electrode 2 comprises working electrode 21 and to electrode 22, on the reaction zone of measurement electrode 2, spray liquid 3, in measurement electrode 2, add a cover upper cover plate 4,4 times formation capillary structures of upper cover plate, automatic imbibition while test for electrochemical test strip. Parameter recognition component 5 is arranged on upper cover plate 4 or upper cover plate 4 one sides are tried on bar insulation substrates 1 or try under bar insulation substrate 1. Wherein in the time that electrochemical test strip is blood sugar examination bar, liquid 3 is the biology enzymes that have the reaction of catalysis blood-glucose, as glucose oxidase, and a kind of medium and adhesive that can carry out electronics transmission between enzymic catalytic reaction center and electrode, form thus a circuit loop, when reaction, according to the height of the concentration of glucose in blood, produce the current signal of corresponding size, and tested instrument is measured.
Wherein the preparation method of measurement electrode 2 also can adopt the combination of method or two kinds of methods of laser engraving conductive layer except serigraphy.
Embodiment mono-:
As shown in Figure 1 a, 1 b, parameter recognition component 5 is arranged under examination bar insulation substrate 1. as shown in Figure 2, parameter recognition component 5 comprises identification insulated substrate 51, identification resistance 52, measuring resistance 53 and resistance protection layer 54, wherein identify resistance 52 and measuring resistance 53 and draw conductive layer that the methods such as disconnected or laser cutting make respectively certain length or width as identification resistance 52 and measuring resistance 53 by serigraphy or machinery, identification resistance 52 and measuring resistance 53 are because of size (length or width) difference, both resistance has difference, read the ratio relation of identification resistance 52 and measuring resistance 53 by supporting the use instrument as the identification circuit of blood glucose meter, this ratio is by the identification parameter of corresponding electrochemical test strip. wherein identify resistance 52 and measuring resistance 53 and there is various ways (concrete quantity according to the size of identification insulated substrate and different) to form different identification parameters for characterizing the batch information such as user, production technology.
Wherein parameter recognition component 5 tries the identification of bar batch relevant information according to the ratio of identification resistance 52 and measuring resistance 53, the identification resistance 52 of making parameter recognition component 5 needs to adopt identical conductor material with 53 of measuring resistances, to conductor material and its resistance without particular/special requirement, therefore applicable conductor material kind is many and cheap, the making manufacturing technique requirent of identification resistance 52 and measuring resistance 53 is low, as long as the length that identification resistance 52 and measuring resistance 53 length are requirement. If adopt silk screen printing process printing, this point can accurately be controlled by silk-screen half tone; Technological requirement to silk-screen different batches is low, and as silk-screen thin and thick, different batches carbon slurry resistivity etc., can offset by the mode of identification resistance 52 and measuring resistance 53 ratios; As long as identification resistance 52 is identical with the voltage that measuring resistance 53 two ends apply, to the voltage swing applying and precision no requirement (NR), reduce supporting the use the control requirement of the instrument identification circuit degree of accuracy.
As shown in Figure 3, describe the preparation method of electrochemical test strip below in detail:
On examination bar insulation substrate 1, serigraphy elargol and carbon paste be as measurement electrode 2, and measurement electrode 2 comprises working electrode 21 and to electrode 22;
District responds in measurement electrode 2;
Drip and be coated with liquid 3 at the reaction zone of measurement electrode 2,
Dry liquid 3;
The parameter recognition component 5 completing separately in 1 time laminating of examination bar insulation substrate;
Dripping the one side laminating upper cover plate 4 that is coated with liquid 3;
Die-cut bottling;
Wherein, the laminating step of parameter recognition component 5 can be on examination bar insulation substrate 1 after serigraphy measurement electrode 2, also can be after laminating upper cover plate 4, and now parameter recognition component 5 can be fitted on upper cover plate 4.
In the time that electrochemical test strip is blood sugar examination bar, the biology enzyme of liquid 3 for carrying out the reaction of catalysis blood-glucose, as glucose oxidase, and a kind of medium and adhesive that can carry out electronics transmission between enzymic catalytic reaction center and electrode;
The making step of parameter recognition component 5 is:
1), printing identification resistance 52 and measuring resistance 53 on identification insulated substrate 51;
2), laminating resistance protection layer 54.
1), draw conductive component formation disconnected or that laser cutting is identified on insulated substrate on insulated substrate 51 by machinery in identification and identify resistance 52 and measuring resistance 53 making step of parameter recognition component 5 can be also:; 2), laminating resistance protection layer 54.
As mentioned above, in electrochemical test strip production technology, determine after the identification parameter of electrochemical test strip, in electrochemical test strip production process, the parameter recognition component 5 of corresponding identification parameter is pasted under examination bar insulation substrate 1, then integral cutting moulding, the final electrochemical test strip with parameter recognition function that forms, parameter recognition component 5 and electrochemical test strip other parts except parameter recognition component 5 are independent respectively makes separately, the sequencing of its production is without any restriction, can first produce the parameter recognition component 5 of corresponding different identification parameters, when electrochemical test strip is determined after identification parameter, the parameter recognition component 5 of corresponding identification parameter is pasted on it. or when electrochemical test strip is determined after identification parameter, the parameter recognition component 5 of corresponding identification parameter is produced in regeneration, and parameter recognition component is pasted on it. parameter recognition component 5 production technologies and electrochemical test strip production technology do not have cross influence completely.
Embodiment bis-:
As shown in Fig. 4 a, Fig. 4 b, parameter recognition component 5 is arranged on upper cover plate 4, and the electrochemical test strip structure of other structures and embodiment mono-is basic identical.
Embodiment tri-:
As shown in Fig. 5 a, Fig. 5 b, parameter recognition component 5 arranges on upper cover plate 4 one side examination bar insulation substrates 1, and the electrochemical test strip structure of other structures and embodiment mono-is basic identical.
This parameter recognition component and the electrochemical test strip production technology with parameter recognition function can be applicable in various inspection test-strips, such as: blood sugar examination bar, uric acid examination bar etc.
Above-mentionedly with reference to embodiment, the preparation method electrochemical test strip of this electrochemical test strip being described in detail, is illustrative instead of determinate, therefore in the variation and the amendment that do not depart under general plotting of the present invention, within should belonging to protection scope of the present invention.
Claims (8)
1. a preparation method for electrochemical test strip, comprises the steps:
1), on examination bar insulation substrate, measurement electrode is set;
2), drip painting liquid at the conversion zone of measurement electrode;
3), dry liquid;
4) the parameter recognition component that, laminating completes separately on examination bar insulation substrate;
5), in measurement electrode, drip the one side laminating upper cover plate that is coated with liquid;
6), die-cut bottling.
2. a preparation method for electrochemical test strip, comprises the steps:
1), on examination bar insulation substrate, measurement electrode is set;
2), drip painting liquid at the conversion zone of measurement electrode;
3), dry liquid;
4), in measurement electrode, drip the one side laminating upper cover plate that is coated with liquid;
5) the parameter recognition component that, laminating completes separately on examination bar insulation substrate or upper cover plate;
6), die-cut bottling.
3. a preparation method for electrochemical test strip, comprises the steps:
1), on examination bar insulation substrate, measurement electrode is set;
2), at the another side of the examination bar insulation substrate parameter recognition component completing separately of fitting;
3), drip painting liquid at the conversion zone of measurement electrode;
4), dry liquid;
5), in measurement electrode, drip the one side laminating upper cover plate that is coated with liquid;
6), die-cut bottling.
4. according to the preparation method of the electrochemical test strip described in claim 1 or 2 or 3, it is characterized in that:The making step of described parameter recognition component is: 1), on identification insulated substrate printing identification resistance and standard electricResistance; 2), laminating resistance protection layer.
5. according to the preparation method of the electrochemical test strip described in claim 1 or 2 or 3, it is characterized in that:1), on identification insulated substrate, draw disconnected or laser by machinery and cut the making step of described parameter recognition component is:The conductive component cutting on identification insulated substrate forms identification resistance and measuring resistance; 2), laminating resistance protection layer.
6. according to the preparation method of the electrochemical test strip described in claim 4 or 5, it is characterized in that: described inThe method to set up that measurement electrode is set on examination bar insulation substrate be that method for printing screen and/or laser engraving are ledElectricity layer method.
7. according to the preparation method of the electrochemical test strip described in claim 1 or 2 or 3, it is characterized in that:The described method to set up that measurement electrode is set on examination bar insulation substrate is method for printing screen and/or laser carvingCarve conductive layer method.
8. an electrochemical test strip, comprising:
One examination bar insulation substrate;
One measurement electrode, is arranged on examination bar insulation substrate;
Liquid, drips the conversion zone that is applied to measurement electrode;
One upper cover plate; Be arranged on measurement electrode;
One parameter recognition component, be arranged on upper cover plate or upper cover plate one side examination bar insulation substrate on orUnder examination bar insulation substrate;
Wherein, described parameter recognition component comprises identification resistance and measuring resistance, described parameter recognition component basisThe ratio of identification resistance and measuring resistance tries the identification of bar batch relevant information.
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| CN201310397436.4A CN103487477B (en) | 2013-09-02 | 2013-09-02 | A kind of preparation method of electrochemical test strip and a kind of electrochemical test strip |
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| CN108213719A (en) * | 2018-01-06 | 2018-06-29 | 武汉吉事达科技股份有限公司 | A kind of laser production method of multi-electrode blood sugar test paper |
| CN110320241A (en) * | 2019-07-28 | 2019-10-11 | 北京怡成生物电子技术股份有限公司 | The recognition methods of target strip and system |
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| US20080292506A1 (en) * | 2007-05-21 | 2008-11-27 | Ids Co., Ltd. | Test tube |
| CN101430327A (en) * | 2007-11-08 | 2009-05-13 | 厚美德生物科技股份有限公司 | Detection test piece with recognition function and its detection apparatus |
| CN101715555A (en) * | 2007-04-27 | 2010-05-26 | 艾伯特糖尿病护理公司 | Test strip identification using conductive patterns |
| CN102023180A (en) * | 2009-09-18 | 2011-04-20 | 五鼎生物技术股份有限公司 | Biochemical sensing system, measuring device, biochemical sensing speciman and preparation method thereof |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000061802A2 (en) * | 1999-04-13 | 2000-10-19 | Lingard Label Company Limited | Method and kitset for sampling and storage of biological samples |
| CN1982886A (en) * | 2005-12-16 | 2007-06-20 | 张景裕 | Batch production of electrochemical biological sensing chip and production of its metal electrode |
| CN101715555A (en) * | 2007-04-27 | 2010-05-26 | 艾伯特糖尿病护理公司 | Test strip identification using conductive patterns |
| US20080292506A1 (en) * | 2007-05-21 | 2008-11-27 | Ids Co., Ltd. | Test tube |
| CN101430327A (en) * | 2007-11-08 | 2009-05-13 | 厚美德生物科技股份有限公司 | Detection test piece with recognition function and its detection apparatus |
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