CN103389372A - Test strip suitable for reading by electronic reading apparatus - Google Patents
Test strip suitable for reading by electronic reading apparatus Download PDFInfo
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- CN103389372A CN103389372A CN2012101384762A CN201210138476A CN103389372A CN 103389372 A CN103389372 A CN 103389372A CN 2012101384762 A CN2012101384762 A CN 2012101384762A CN 201210138476 A CN201210138476 A CN 201210138476A CN 103389372 A CN103389372 A CN 103389372A
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- test strips
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- product information
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/483—Physical analysis of biological material
- G01N33/487—Physical analysis of biological material of liquid biological material
- G01N33/4875—Details of handling test elements, e.g. dispensing or storage, not specific to a particular test method
- G01N33/48771—Coding of information, e.g. calibration data, lot number
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/50—Chemical analysis of biological material, e.g. blood, urine; Testing involving biospecific ligand binding methods; Immunological testing
- G01N33/52—Use of compounds or compositions for colorimetric, spectrophotometric or fluorometric investigation, e.g. use of reagent paper and including single- and multilayer analytical elements
- G01N33/521—Single-layer analytical elements
Abstract
The invention relates to a test strip, especially a test scrip allowing information read by an electronic reading apparatus. The test scrip is usually assorted with an electronic reading apparatus. The test strip suitable for reading by electronic reading apparatus provided by the invention comprises image information allowing reading by the electronic reading apparatus. Furthermore, through analysis of the image information by the electronic reading apparatus, at least two windows can be distinguished on the test strip. The test strip provided by the invention contains image information allowing identification by the electronic reading apparatus, so as to distinguish each window area of the test strip and specific information in each area. Assorted detection apparatus can effectively identify type of a product detected by the test strip, so that the detection apparatus can respectively read detection results of a plurality of test strips for different products to substantially reduce cost.
Description
Technical field
The present invention relates to a kind of test strips, particularly can be by the test strips of electronic reading out device reading information, this test strips usually and electronic reading out device and pick-up unit support the use.
Background technology
In the prior art, in the quick diagnosis field, existing much utilizes test strips or test board to detect sample (as saliva, urine or blood etc.) in the device of analyte, these test strips or test board and pick-up unit are used in conjunction with, can combine is a non-removable integral body, can be also split-type structural.These pick-up units are reflected to the result of analyte contained in the sample that detects on test strips on other equipment that are connected, and are that result more easily is acquired.Such as installing in pick-up unit or being connected with counting circuit,, by counting circuit, the testing result on test strips is carried out further data transform and calculate, obtain result more easy to identify, as describing in patent US 10/741416.In other embodiment, pick-up unit is connected with general computing machine, by the relative program in setting computer, testing result is carried out further transforming and data read, facilitate so the larger user of use amount, as medical institutions etc.Yet, when these test strips support the use with corresponding pick-up unit, also there are some problems:
1. after test strips was inserted checkout equipment, particularly fixedly the time, None-identified was not to corresponding testing result for the test strips direction of insertion;
2. such checkout equipment can only, for detection of the test strips of a product type, when a checkout equipment will detect the test strips of polytype (testing the different analytes in similar and different sample) product, can't be distinguished or can't correctly read usually.
Summary of the invention
In order to solve the above problems, the invention provides a kind of test strips that electronic reading out device reads that is applicable to, by being identified each window on test strips by the information that electronic reading out device reads on this test strips, comprise the testing result zone of test strips, thereby the testing result of test strips can accurately be obtained by corresponding checkout equipment; Simultaneously, separate the type of test strips test products by block of information on test strips, make a checkout equipment can detect the test strips of multiple product type, make checkout equipment become the common apparatus that detects multiple test strips, greatly save cost.
The test strips that is applicable to electronic reading out device provided by the invention, include the image information that can be read by electronic reading out device, further, by electronic reading out device, to the image information analysis, can distinguish at least two windows on test strips.In concrete embodiment, the image information on test strips comprises the bar code that is positioned on test strips, and these bar codes can print or be printed on the outside surface of test strips, can be read by electronic reading out device.
More specifically, the bar code on test strips is divided at least two windows with test strips.In a specific embodiment, the bar code on test strips will be separated out two windows on test strips.
In a concrete embodiment, two window sizes that are separated out by bar code on test strips are identical.
Can identify the difference of two windows for the computing element that guarantees reading device, in a concrete embodiment, not have identical figure or bar code on corresponding identical position in two windows.
In a concrete embodiment, two windows on test strips are detection zone and product information district.In a specific embodiment, comprise the bar code that represents product information in the product information district.
In some concrete embodiments, on test strips in the bar code of spaced window and product information district the bar code color and/or shape different.
In a specific embodiment, on test strips in the bar code of spaced window and product information district bar code be bar code.In the specific embodiment of an optimization, the one dimension code of spaced window is different from one dimension code width in the product information district.In the specific embodiment of another optimization, the outside surface of test strips is white, and the one dimension code of spaced window is crocus, and the one dimension code in the product information district is red.In another specific embodiment, the one dimension code width of spaced window is 4mm, and height is identical with the test strips width, and the one dimension code width in the product information district is 1mm, and height is identical with the test strips width.In a specific embodiment, two window widths on test strips are 10mm, and the height of two windows is identical with the test strips width.
In an embodiment, comprise in the detection zone on test strips for the control line of controlling testing result.In another embodiment, also comprise the detection line that shows testing result in the ELISA test strip district.After sample is detected by test strips, there will be corresponding result to show at detection zone, i.e. control line and/or detection line.Profile and the color of control line and detection line are not limit, and in a specific embodiment, are both mauve strip line.
Certainly, equally in order to guarantee that detection zone and product information district can, by effectively identification and differentiation of reading device, represent that in the product information district bar code of various testing product types and the permutation and combination result of barcode position and the permutation and combination result of the control line in detection zone and detection line do not repeat.Be control line and/or detection line in detection zone demonstration all as a result arrangement mode not there will be in the product information district.
In some embodiments, the DDT data definition table of the bar code combination of the various product type that test strips can detect forms the fixing binary value in this block of information.In other embodiments, the DDT data definition table of described control line and detection line combination forms the fixing binary value in this detection zone.The binary value that these are fixing pre-deposits in the computing element of reading device, after the image of concrete test strips is read by reading device and after being converted into array value, by with these fixing binary values that prestore, relatively drawing the information that comprises in corresponding test strips window and each window.
Also comprise the electronic reading out device that can read test strips epigraph information in the present invention, this device comprises the element that obtains image, obtains the image of at least two windows on test strips by this element; Computing element and conveying element, the image that conveying element will obtain are sent in corresponding computing element; Wherein, computing element is by image information is converted into array value, and by analyzing array value, distinguishes each window on test strips.
In a concrete embodiment, the array value that the limit value of being scheduled to by use and image transform relatively draws the spaced-apart locations of array.Some in embodiment,, by analyzing the array spaced-apart locations, obtain the image separation point on test strips more specifically.Concretely, preset a limit value in computing element,, when image is converted into series of values, namely after array value, these array values and the limit value that is preset in computing element are compared, obtain the middle spaced-apart locations of these numerical value.Spaced-apart locations correspondence by these numerical value finds the separation on image again.
In other concrete embodiments, by the spacing between the analysis image separation, obtain the image separation block and and by at least two windows separating on the test strips that block is separated out.That is, after on image, separation was determined, computing element drew separation block and the window between the separation block of image again by the spacing between each separation of comparison.
Some in embodiment, relatively distinguish each concrete window by the array value with in each window and threshold values more specifically.In specific embodiment, the result that relatively draws by the array value in each window and threshold values is different distinguishes concrete window.That is to say, preset threshold values in computing element, will compare by the array value in each window of separating the block separation and the threshold values that sets, according to result relatively, determine concrete window.
Further in mode, the result and another the predetermined value that relatively draw by the array value in each window and threshold values relatively draw each concrete window.That namely can set in computing element is more concrete, and the result that relatively draws when array value in window and threshold values as a result the time, represents namely that this window is a certain specific window at a certain scope or certain.
In some embodiments, be used for window in the threshold values that compares of array value be a plurality of fixed values.These a plurality of fixed values can be identical, also can be different.In concrete mode, the threshold values in each window is different, is also that the fixed value in each window is different.In a specific embodiment, by array value in each window respectively with each window in fixed value relatively distinguish each window.
In a concrete embodiment, by the array value with in each window and a setting value, relatively draw binary numeral, the more fixing binary value in binary numeral and each window is relatively distinguished each concrete window.In embodiment, fixing binary value has corresponding DDT data definition table more specifically.And in the mode of optimization, DDT data definition table represents represented information in corresponding window information and each window.
Beneficial effect
Test strips of the present invention has the image information that can be identified by electronic reading out device, thereby the specifying information in each window area on the differentiation test strips and each window, make the pick-up unit supporting with test strips can effectively identify the product type that test strips detects, and make pick-up unit, to the reading respectively of the testing result of the test strips of multiple detection different product, reduce greatly cost.
Description of drawings
Fig. 1 is the work schematic diagram of the present invention's electronic reading out device that can read information on test strips
Fig. 2 is a pick-up unit that comprises test strips of the present invention and electronic reading out device subelement
Fig. 3 is the other direction schematic diagram of the pick-up unit of Fig. 2
Fig. 4 is that the present invention is applicable to the test strips that electronic reading out device reads
Fig. 5 be the present invention another be applicable to the test strips that electronic reading out device reads
Fig. 6 is the test strips that comprises test products information and testing result
Another comprises the test strips of test products information and testing result Fig. 7
Another comprises the test strips of test products information and testing result Fig. 8
Description of reference numerals
electronic reading out device 100, obtain the element 101 of image, conveying element 102, computing element 103, pick-up unit 200, stationary installation 300, pick-up unit base 201, pick-up unit shell 202, imaging apparatus 203, level crossing 204, dividing plate 205, the hole 2052 corresponding with pick-up lens on dividing plate, LED lamp 2051, element 206 is in the light, 208, 209, level crossing fixed head 207, be positioned at the conveying element 210 on pick-up unit, pick-up unit conveying element interface 211, transmit the opening 212 of element interface on shell, be applicable to the test strips 400 that electronic reading out device reads, divider shape code 401, product information district 402, detection zone 403, product bar code 4021, 4023, spacing 4024 between product bar code, divider shape code and product bar code interval 4022, the separation 411 of image, 412, 413, 414, 415, 416, 417, 418, image separation block 421, 422, 423, detection zone control line 4031, detection zone detection line 4032.
Embodiment
Below structure or these technical terms that uses that the present invention relates to is described further.
Test strips
Applying to reagent strip of the present invention can be usually said horizontal effluent reagent strip, and the concrete structure of these reagent strips and detection principle are the known technology of persons skilled in the art in the prior art.Common reagent strip, comprise the sample collection zone, marked region, surveyed area and suction zone, the sample collection zone comprises the sample receiving pad, marked region comprises label pad, and suction zone can comprise adsorptive pads, wherein comprises on surveyed area and can detect the necessary chemical substance that whether contains analyte.General commonly used detection reagent strip is the nitrocellulose filter reagent strip, and namely surveyed area comprises nitrocellulose filter, and fixedly the specific bond molecule shows the result of detection on nitrocellulose filter, can also be cellulose acetate membrane or nylon membrane etc.Usually the width of test strips is between 3mm-6mm, and in a specific embodiment, the width of test strips is 4mm.
In the following detailed description, the subsidiary reference word of legend is a part here, and it illustrates to illustrate the mode that the present invention can actable specific concrete scheme.We do not get rid of the present invention and can also carry out other concrete scheme and in the situation that without prejudice to usable range of the present invention, change structure of the present invention.
In the present invention, be applicable on test strips 400 that electronic reading out device reads to have the image information that can be identified by electronic reading out device, by the analysis to image information, can distinguish a plurality of windows on test strips.In a specific embodiment, this image information is bar code, as shown in Fig. 4-8., to bar code 401,4021 analyses such as grade on test strips 400, can distinguish each window or regional information on test strips by electronic reading out device.In the present invention, bar code 401 grades on test strips 400 can cover the outside surface in the front of test strips 400 by printing or the mode of printing, and handled easily person identification certainly, facilitates electronic reading out device 100 identifications equally.In embodiment, the upper surface of test strips 400 is that adhesive sticker covers more specifically, and bar code 401 grades are printed on the surface of adhesive sticker.
In a concrete embodiment, the bar code 401 on test strips 400 will be separated out a plurality of windows on test strips 400, and in a specific embodiment, bar code 401 is separated out two windows 402,403 on the surface of test strips.More specifically in mode, two windows, 402,403 sizes on test strips 400 are identical, as shown in Figure 4, can facilitate like this electronic reading out device 100 to carry out reading information.In a specific embodiment, these two window 402,403 width are 10mm, and are highly all identical with the width of test strips 400.
, in order to guarantee that electronic reading out device 100 can distinguish these two windows 402,403 on test strips 400 accurately, on the same position of correspondence, identical figure or bar code are not set in these two windows.Namely there is no the identical information that can be read by electronic reading out device in two windows 402,403.
In a specific embodiment, two windows that the bar code 401 on test strips 400 is separated out are detection zone 403 and product information district 402, and detection zone 403 is identical with product information district 402 sizes.In specific embodiment, on detection zone 403 and test strips 400, actual surveyed area position and the size that detects is all identical, like this, facilitates electronic reading out device 100 to get accurately and effectively testing result after test strips 400 detects samples.In addition, comprise another kind of bar code 4021,4023 etc. in product information district 402, these bar codes comprise the information of the specific product type that test strips 400 tests.specifically, generally, different test strips can be used for testing different products after treatment, as HCG, hemp, morphine etc., when the test strips of these test different products all needs by same checkout equipment read test as a result, type how to distinguish the test strips test products is the problem that will solve, by arrange the product information district with and interior bar code be exactly a kind of technical scheme that addresses this problem, in the product information district, different bar codes represents that test strips tests different product types, it is the concrete product type that concrete bar code represents the test strips test.
In specific embodiment, in order to tell the information that represents in each window and each window, on test strips 400, the bar code 401 of spaced window is different from the bar code 4021 in product information district 402: in a specific embodiment, can be both that color is different, in another specific embodiment, two kinds of bar code shapes are different, and perhaps, the shape of two kinds of bar codes and color are all not identical.
As shown in Figure 5 and Figure 6, in a specific embodiment, the bar code 401 of spaced window is bar code with the bar code 4021 in the product information district.In order to distinguish both differences, in some embodiment, the width of these two kinds of bar codes is different, and the spacing between two kinds of bar codes is not identical yet.In specific embodiment, the width of separating one dimension code 401 is 4mm, and one dimension code 4021 width in the product information district are 1mm, and the height of two kinds of one dimension codes is all identical with the test strips width.Two kinds of bar code width are different, are conducive to reading device identification.One more specifically in embodiment, the color of these two kinds of bar codes is different, wherein, separating one dimension code 401 is crocus, and the bar code 4021 in the product information district is red, at this moment, in order more obviously to contrast the color of bar code, the outside surface of test strips is white.When the test strips outside surface is white, bar code and one dimension code are respectively crocus and when red, because three kinds of color contrast are clearly demarcated, aberration is large and separate, more be conducive to electronic reading out device identification and differentiate, thereby guaranteeing that electronic reading out device can read relevant information accurately.
In a specific embodiment, as shown in Figure 6, include the control line 4031 of controlling testing result on the detection zone 403 of test strips, this control line is used for judging whether the testing result of test strips 400 is effective.As shown in Figure 7 and Figure 8, after test strips 400 detects Related product, also exist corresponding testing result to show--detection line 4032.Control line and detection line all are positioned at detection zone, and shape and color are unrestricted, as long as can be read and identify by electronic reading out device.In a specific embodiment, control line and detection line are strip line, and more specifically, in conjunction with the label that the test strips test is used, control line is identical with golden target color with the color of detection line, is aubergine.
Do not make a mistake when making computing element 103 identification product information districts 402 and detection zone 403, the detection line 4032 that possible the testing result of all products in detection zone 403 shows and the arrangement mode of control line 4031 can not be arranged in product information district 402.
Also comprise the electronic reading out device that can read test strips of the present invention in the present invention, as shown in fig. 1, reading device 100 of the present invention comprises the element 101 that obtains image, transmits element 102 and the computing element 103 of image.Obtain the image that the element 101 of image can obtain to be correlated with, particularly this element 101 can get the image of at least two windows on supporting with it test strips 400; And conveying element 102 is responsible for obtaining the element of image and the communication between computing element, in the present invention, obtains the image that the element 101 of image will obtain and is sent in computing element 103 by conveying element 102.Computing element 103 in reading device 100 can be converted into a series of numerical value with the image information on the test strips 400 of obtaining, i.e. array value, and by analyzing array value, distinguish each window on test strips 400.
In specific embodiment, preset a limit value H in computing element 103,, when image is converted into series of values, namely after array value, these array values are compared with the limit value H that is preset in computing element, obtain the spaced-apart locations between these numerical value.In the present invention, predefined limit value H is the empirical value that draws according to experimental data statistics, and in embodiment, this limit value H can be chosen in the arbitrary numerical value between 0-255.In a preferred mode, can choose this limit value H between 0-50.In a concrete embodiment, this predetermined limit value H is 4.
Obtain the spaced-apart locations of array when computing element 103 after, then find the separation of corresponding image by the spaced-apart locations analysis to these numerical value.In the present invention, the separation on image refers to the frontier point of each figure on image, or perhaps the separation of graphic color variation etc.Then computing element 103 determines separation block on image by the spacing between separation on movement images, and relatively each is separated spacing between block and judges by the window of separating on the image that block is separated out.
In another specific embodiment, calculate out on the image of test strips 400 window of at least two when computing element 103 after, computing element can be distinguished the array value in each window, these array values and a threshold values P compare again, by result relatively, judge each concrete window information.In a concrete way, by the numerical value in each window and threshold values P, compare, according to the result that relatively draws, determine window information, such as, presetting a certain end value and represent a certain window, a result represents the A window, the b result represents the B window, and the c result represents C window etc., when the result that relatively obtains is a, represent that this window is the A window, when the result that obtains is b, represent that this window is the B window, same, when the result that obtains was c, the window of representative was C window etc.In another specific embodiment, can preset a certain value S and distinguish different windows, namely when the array value in window and threshold values P relatively after, determine concrete window information according to comparative result and preset value S result relatively, such as, comparative result is the A window greater than preset value S, less than preset value S, is the B window, and equaling preset value is C window etc.Again or, preset value S is a scope, with the scale relationships of comparative result and preset value S, determines concrete window information, such as: comparative result falls in scope, is to be the A window B window less than a certain scope, and greater than this scope, to be C window etc.
In the present invention, threshold values P is set in advance in computing element 103, and threshold values P can be set as a value, it can be also the value in a scope, certainly, can be also a plurality of fixing values, when threshold values P is a plurality of fixed value, can set the threshold values in each window, namely fixed value is not identical.In a specific embodiment, after the fixed value of the array value in each window and each setting compared, the result identical or corresponding with fixed value represented that this window is certain concrete window of determining.
In another specific embodiment of the present invention, computing element 103 can compare the value K of the array value in each window and a setting, draw a series of binary numerical value, again fixing binary numeral default in these binary numerals and each window is compared, when both identical, assert that this window is a certain definite window.Fixing binary value default in each window can be one, also can be a plurality of or value range.In the embodiment of a reality, when a value of the binary value that obtains in window and fixing binary value is identical, just can confirm the window information that this is concrete.Certainly, in order to guarantee computing element 103, can distinguish accurately the difference of a plurality of windows, the fixedly binary value of setting in each window is different.In a specific embodiment, when in a window, the fixing binary value of setting was a plurality of, the fixing binary value of setting in other window did not comprise the binary value that these had been set.In the present invention, add up according to experimental data, the value K scope of setting is between 0-255, preferably between 0-50, in a specific embodiment, this setting value K is 4, in specific embodiment, numerical value and setting value 4 in each window compare, and greater than 4, are set as 1, be set as 0 less than 4, thereby obtain a binary value in each window.Such as 0101 or 00000101 etc., fixing one or more binary values default in the binary value that will obtain again and each window compare,, when binary value is identical with the some fixedly binary values in certain window, be represented as the window that this is determined.
In some concrete embodiments, for the window information that can distinguish that each is concrete, predefined fixedly binary value in each window has corresponding DDT data definition table, and this DDT data definition table has represented the concrete information in each window, therefore, compare by binary value and the fixedly binary value in window that will obtain, identical with a definite binary value, not only can differentiate the concrete implication of window that each is determined, simultaneously, also can draw the information that comprises in window.
Below with regard to a specific embodiment, be described in detail, as shown in Figures 2 and 3, pick-up unit 200 and test strips 400 be supporting to be detected various product and rapidly testing result is converted into relevant information and the computing machine or other electronic systems that are attached thereto reflect, the person of being operated obtains, and reading device 100 is dispersed in this pick-up unit 200.This pick-up unit 200 comprises a stationary installation 300 of laying test strips 400, the base 201 of pick-up unit and pick-up unit shell 202, also comprise the element 101 that obtains image in this device 200, it consists of two parts: imaging apparatus 203 and level crossing 204, be positioned at the reflection of the image (image comprises at least 2 windows on test strips) of the test strips 400 of pick-up unit 200 by level crossing 204, arrive camera head 203, camera head 203 obtains corresponding image by shooting.In order to guarantee that image can be photographed clearly, this pick-up unit also comprises dividing plate 205, the hole 2052 corresponding with pick-up lens on dividing plate, LED lamp 2051 and the element 206,208 that is in the light, 209 and level crossing fixed head 207.as shown in Figure 3, the conveying element 210(102 that also comprises conveying element 102-with camera head 203, be connected in pick-up unit 200) and the conveying element interface on pick-up unit 211 and be positioned at the opening 212 of placing conveying element interface 211 on shell, conveying element 210 is connected with camera head 203, image on the test strips 400 of the picked-up in camera head by this conveying element 210 be connected interface 211 and connect and be sent in the next element that is attached thereto, in specific embodiment, pick-up unit is connected with computing machine or computing system, thereby, corresponding image information is sent in computing machine or computing system.
On test strips 400, as Fig. 4, Fig. 5 and shown in Figure 6, there is bar code 401 to be positioned on the outside surface of test strips 400, these bar codes 401 are divided into two windows 402 and 403 with test strips, and wherein, window 403 is detection zone, this window is identical with size with the surveyed area position of test strips 400 reality, and the setting of this window can effectively be identified actual surveyed area and the corresponding testing result of test strips for the computing element that makes reading device 100.And another window 402 is positioned at the outside surface of test strips, is used for the product type that this test strips 400 of expression detects.In order to facilitate computing element 103 analysis and calculations, window 402 is identical with window 403 sizes.Window 402 can be positioned at the optional position (except surveyed area) on test strips surface, and in a specific embodiment, window 402 is positioned on the marked region of test strips or outside surface corresponding to suction zone, and is adjacent with surveyed area.Window 402, namely be designed with another kind of bar code 4021,4023 etc. in the product information district.Reflect by being positioned at these bar codes in product information district on test strips the product type information that this test strips is tested.Bar code figure place in the product information district is set as required, and in a concrete embodiment, the bar code position is 4, and in another embodiment, the bar code figure place is 8.In Fig. 5 and Fig. 6, this test strips 400 of bar code 4021 expressions in product information district 402 detects is a certain material in sample, such as morphine; And the bar codes in the product information district 402 in Fig. 8 are 2 4021,4023, and what represent that this test strips 400 detects is another material in sample, such as hemp.The color of the one dimension code 4021 in divider shape code 401 and block of information 402 can be identical, as shown in Figure 5.And both colors also can be different, and as shown in Fig. 6-8, specifically, separation code 401 can adopt crocus, and the one dimension code 4021 in block of information 402 is red.In order to distinguish the one dimension code 4021 in divider shape code 401 and block of information 402, all leave certain spacing 4022 between the bar code in product information district 402 is adjacent with divider shape code 401, can facilitate so the effective identifying information of reading device 100.
One dimension code in the product information district separates by the mode at interval, as shown in Figure 8, is separated by interval 4024 between one dimension code 4021 and 4023, and usually, spacing 4024 is expressed corresponding product type information with the assembled arrangement of one dimension code 4021,4023.In an embodiment, the one dimension code 4021 in the product information district is identical with the width of spacing 4024.
After facing up with one of bar code when test strips 400 and putting into stationary installation 300, then stationary installation 300 is put into pick-up unit 200, this moment, pick-up unit 200 was started working, and LED lamp 2051 illuminates the window area that the bar code of test strips 400 is separated out.Level crossing 204 is with these regional reflexs to camera head 203, and camera head 203 is made a video recording and by conveying element 210, this image is sent in follow-up computing element 103, analyzes accordingly and processes.
The image information that at first computing element 103 will obtain is converted into a series of numerical value-array value, then, by being preset in the limit value H in computing element, is specially: 4 compare with array value.Obtain the spaced-apart locations of array value, then by the spaced-apart locations correspondence, obtain on image, obtain the separation on image, be all separations 411,412,413 on test strips, 414,415,416,417,418...... then computing element 103 obtains separating block 421,422 by the spacing between relatively more every each and every one separation, 423 and 4021,4023 etc.After obtaining each separation block, computing element 103 obtains window 402 and 403 by the spacing of analyzing between each block again; Again information and setting value K-4 in window 402 and 403 are compared, obtain respectively a binary value, as Fig. 5 and Fig. 6, in 402 windows of Fig. 7, the binary value that obtains is 00000001, and in 402 windows of Fig. 8, the binary value that obtains is 00000101; The binary value 00000000 of 403 windows in Fig. 5, the binary value in Fig. 6 in 403 windows are that the binary value of 403 windows in 00100000, Fig. 7 and Fig. 8 is 00100100.compare by these binary values and a series of fixedly binary value in two windows that are preset in computing element 103, (for the ease of computing element 103, differentiate in two windows, fixedly binary value default in two windows does not have identical, and test strips 400 two windows on also not at identical set positions identical bar code or figure, such as, on the position that has detection line and control line, do not set bar code information on position corresponding to 402 windows, such as control line and the simultaneous binary value of detection line, be specifically 00100100, this binary value is not set in the product information district) to obtain 402 windows be the product information district, and 403 windows are detection zone.And the binary value in corresponding product information district obtains the product of the concrete test of test strips, such as preset 00000001 in computing element, represents that test products is morphine, and in Fig. 5 and Fig. 6, test strips detects is exactly morphine composition in sample., by detection line 4032 and the control line 4031 in Determination district 403, obtain the testing result of corresponding this morphine composition again.
In a specific embodiment, as shown in Figure 7, computing element reads that the information of test strips is laggard to be crossed analysis and comparison to draw 402 window informations be 00000001, and 403 windows are 00100100. preset value according to the computing element the inside, obtaining 402 windows is the product information district, and the bar code identification in this zone represents that test strips institute test products is morphine; 403 windows are detection zone, and test result is effective, and testing result is positive.These information reflect by computing element the person of being operated again and receive.Thereby complete corresponding detection.
Claims (18)
1. one kind is applicable to the test strips that electronic reading out device reads, and it is characterized in that, the image information that can be read by electronic reading out device is arranged on described test strips, by electronic reading out device, to the image information analysis, can distinguish at least two windows on test strips.
2. test strips according to claim 1, is characterized in that, the image information on described test strips comprises the bar code that is positioned on test strips.
3. test strips according to claim 2, is characterized in that, the bar code on described test strips is divided at least two windows with test strips.
4. test strips according to claim 3, is characterized in that, the bar code on described test strips will be separated out two windows on test strips.
5. test strips according to claim 4, is characterized in that, described two window sizes are identical.
6. test strips according to claim 5, is characterized in that, do not have identical figure or the bar code that can be read by electronic reading out device in described two windows on corresponding identical position.
7. test strips according to claim 6, is characterized in that, described two windows are detection zone and product information district.
8. test strips according to claim 7, is characterized in that, described product information also comprises the bar code that represents product information in district.
9. test strips according to claim 8, is characterized in that, in the bar code of described spaced window and product information district, bar code color and/or shape are different.
10. test strips according to claim 9, is characterized in that, in the bar code of described spaced window and product information district, bar code is bar code.
11. test strips according to claim 10, is characterized in that, the one dimension code of described spaced window is different from one dimension code width in the product information district.
12. test strips according to claim 11, is characterized in that, the outside surface of test strips is white, and separating the one dimension code is crocus, and the one dimension code in the product information district is red.
13. test strips according to claim 12, is characterized in that, separating one dimension code width is 4mm, and product information district and detection zone width that separation one dimension code is separated out are 10mm, and the one dimension code width in block of information is 1mm.
14. one of according to claim 1-13 described test strips, is characterized in that, comprises in described ELISA test strip district for the control line of controlling testing result.
15. test strips according to claim 14, is characterized in that, described ELISA test strip also comprises the detection line that shows testing result in district.
16. test strips according to claim 15, it is characterized in that, the positional alignment combination that in described product information district, bar code and bar code are positioned at the product information district and the control line of detection zone and detection line and control line and the permutation and combination of detection line in the position of detection zone do not repeat.
17. test strips according to claim 16, is characterized in that, the DDT data definition table of the one dimension code combination of various product type forms the fixing binary value in this block of information.
18. test strips according to claim 16, is characterized in that, the DDT data definition table of described control line and detection line combination forms the fixing binary value in this detection zone.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
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| CN201210138476.2A CN103389372B (en) | 2012-05-08 | 2012-05-08 | A kind of test strips being applicable to electronic reading out device and reading |
| CN201510679152.3A CN105388277B (en) | 2012-05-08 | 2012-05-08 | A kind of test strips read suitable for electronic reading out device |
| PCT/CN2013/074104 WO2013166898A1 (en) | 2012-05-08 | 2013-04-11 | A test strip for reading by an electric reading device and an electric reading device |
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| CN201210138476.2A CN103389372B (en) | 2012-05-08 | 2012-05-08 | A kind of test strips being applicable to electronic reading out device and reading |
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| CN201510679152.3A Division CN105388277B (en) | 2012-05-08 | 2012-05-08 | A kind of test strips read suitable for electronic reading out device |
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| CN103389372B CN103389372B (en) | 2016-02-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107256379A (en) * | 2017-05-05 | 2017-10-17 | 深圳市科迈爱康科技有限公司 | Information collecting method, mobile terminal and storage medium based on image recognition |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN105388277B (en) | 2017-11-10 |
| CN105388277A (en) | 2016-03-09 |
| CN103389372B (en) | 2016-02-24 |
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