CN110514820A - A kind of portable urine test paper reducing interference - Google Patents
A kind of portable urine test paper reducing interference Download PDFInfo
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- CN110514820A CN110514820A CN201910796825.1A CN201910796825A CN110514820A CN 110514820 A CN110514820 A CN 110514820A CN 201910796825 A CN201910796825 A CN 201910796825A CN 110514820 A CN110514820 A CN 110514820A
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- 238000009535 clinical urine test Methods 0.000 title claims abstract description 30
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 claims abstract description 39
- BPYKTIZUTYGOLE-IFADSCNNSA-N Bilirubin Chemical compound N1C(=O)C(C)=C(C=C)\C1=C\C1=C(C)C(CCC(O)=O)=C(CC2=C(C(C)=C(\C=C/3C(=C(C=C)C(=O)N\3)C)N2)CCC(O)=O)N1 BPYKTIZUTYGOLE-IFADSCNNSA-N 0.000 claims abstract description 22
- 239000011668 ascorbic acid Substances 0.000 claims abstract description 19
- 235000010323 ascorbic acid Nutrition 0.000 claims abstract description 19
- 229960005070 ascorbic acid Drugs 0.000 claims abstract description 19
- OBHRVMZSZIDDEK-UHFFFAOYSA-N urobilinogen Chemical compound CCC1=C(C)C(=O)NC1CC1=C(C)C(CCC(O)=O)=C(CC2=C(C(C)=C(CC3C(=C(CC)C(=O)N3)C)N2)CCC(O)=O)N1 OBHRVMZSZIDDEK-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000000758 substrate Substances 0.000 claims abstract description 15
- 239000003153 chemical reaction reagent Substances 0.000 claims abstract description 13
- 210000004369 blood Anatomy 0.000 claims abstract description 12
- 239000008280 blood Substances 0.000 claims abstract description 12
- DDRJAANPRJIHGJ-UHFFFAOYSA-N creatinine Chemical compound CN1CC(=O)NC1=N DDRJAANPRJIHGJ-UHFFFAOYSA-N 0.000 claims abstract description 12
- WQZGKKKJIJFFOK-GASJEMHNSA-N Glucose Natural products OC[C@H]1OC(O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-GASJEMHNSA-N 0.000 claims abstract description 11
- 239000008103 glucose Substances 0.000 claims abstract description 11
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 claims abstract description 10
- 229940109239 creatinine Drugs 0.000 claims abstract description 6
- JLKDVMWYMMLWTI-UHFFFAOYSA-M potassium iodate Chemical compound [K+].[O-]I(=O)=O JLKDVMWYMMLWTI-UHFFFAOYSA-M 0.000 claims abstract description 6
- 239000001230 potassium iodate Substances 0.000 claims abstract description 6
- 229940093930 potassium iodate Drugs 0.000 claims abstract description 6
- 235000006666 potassium iodate Nutrition 0.000 claims abstract description 6
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910001424 calcium ion Inorganic materials 0.000 claims abstract description 5
- 230000005484 gravity Effects 0.000 claims abstract description 5
- 239000007793 ph indicator Substances 0.000 claims abstract description 5
- 108090000623 proteins and genes Proteins 0.000 claims abstract description 5
- 102000004169 proteins and genes Human genes 0.000 claims abstract description 5
- 238000010521 absorption reaction Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 238000012856 packing Methods 0.000 claims description 5
- BZSXEZOLBIJVQK-UHFFFAOYSA-N 2-methylsulfonylbenzoic acid Chemical group CS(=O)(=O)C1=CC=CC=C1C(O)=O BZSXEZOLBIJVQK-UHFFFAOYSA-N 0.000 claims description 4
- 239000004677 Nylon Substances 0.000 claims description 4
- 229920001778 nylon Polymers 0.000 claims description 4
- 230000002209 hydrophobic effect Effects 0.000 claims description 3
- 102000009027 Albumins Human genes 0.000 claims 1
- 108010088751 Albumins Proteins 0.000 claims 1
- 238000012360 testing method Methods 0.000 abstract description 36
- 238000001514 detection method Methods 0.000 abstract description 26
- 238000005457 optimization Methods 0.000 abstract description 4
- 230000009467 reduction Effects 0.000 abstract description 3
- ANFIEGWCRSNVFS-UHFFFAOYSA-N [Na].OCl(=O)=O Chemical compound [Na].OCl(=O)=O ANFIEGWCRSNVFS-UHFFFAOYSA-N 0.000 abstract 1
- 210000002700 urine Anatomy 0.000 description 27
- 238000000034 method Methods 0.000 description 9
- 239000000126 substance Substances 0.000 description 9
- 238000002562 urinalysis Methods 0.000 description 7
- 238000007689 inspection Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 238000003745 diagnosis Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002985 plastic film Substances 0.000 description 2
- 208000017667 Chronic Disease Diseases 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- 102000004190 Enzymes Human genes 0.000 description 1
- 108010015776 Glucose oxidase Proteins 0.000 description 1
- 239000004366 Glucose oxidase Substances 0.000 description 1
- 102000001554 Hemoglobins Human genes 0.000 description 1
- 108010054147 Hemoglobins Proteins 0.000 description 1
- 206010020772 Hypertension Diseases 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 206010029164 Nephrotic syndrome Diseases 0.000 description 1
- 102000003992 Peroxidases Human genes 0.000 description 1
- WQZGKKKJIJFFOK-VFUOTHLCSA-N beta-D-glucose Chemical compound OC[C@H]1O[C@@H](O)[C@H](O)[C@@H](O)[C@@H]1O WQZGKKKJIJFFOK-VFUOTHLCSA-N 0.000 description 1
- 238000000876 binomial test Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- XTEGARKTQYYJKE-UHFFFAOYSA-N chloric acid Chemical compound OCl(=O)=O XTEGARKTQYYJKE-UHFFFAOYSA-N 0.000 description 1
- 229940005991 chloric acid Drugs 0.000 description 1
- 208000020832 chronic kidney disease Diseases 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 206010012601 diabetes mellitus Diseases 0.000 description 1
- 239000012954 diazonium Substances 0.000 description 1
- 150000001989 diazonium salts Chemical class 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 229940088598 enzyme Drugs 0.000 description 1
- 210000003743 erythrocyte Anatomy 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 210000000232 gallbladder Anatomy 0.000 description 1
- 229940116332 glucose oxidase Drugs 0.000 description 1
- 235000019420 glucose oxidase Nutrition 0.000 description 1
- 108010046301 glucose peroxidase Proteins 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 208000009928 nephrosis Diseases 0.000 description 1
- 231100001027 nephrosis Toxicity 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000012785 packaging film Substances 0.000 description 1
- 229920006280 packaging film Polymers 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000005353 urine analysis Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Molecular Biology (AREA)
- Biomedical Technology (AREA)
- Chemical & Material Sciences (AREA)
- Hematology (AREA)
- Immunology (AREA)
- Urology & Nephrology (AREA)
- Cell Biology (AREA)
- Microbiology (AREA)
- Biotechnology (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Pathology (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Abstract
The present invention discloses a kind of portable urine test paper that can reduce interference, it include: substrate, the isolating pad between indicator paper block and the indicator paper block on the substrate, indicator paper block on the substrate successively includes: ascorbic acid indicator paper block by putting in order from substrate one end to the other end, pH indicator paper block, specific gravity indicator paper block, protein indicator paper block, Glucose strips block, calcium ion indicator paper block, it occults blood indicator paper block, urobilinogen indicator paper block, bilirubin indicator paper block, ketoboidies indicator paper block, creatinine indicator paper block, leucocyte indicator paper block, microalbumin indicator paper block, nitrite indicator paper block, compensation pad.The present invention designs isolating pad, reduction interferes with each other by optimization test strips sequence between indicator paper block；The interference of Potassiumiodate, chloric acid sodium reagent reduction ascorbic acid is added by the suede preparative layer in indicator paper block, and has increase accordingly accuracy of the reagent block of one block of detection ascorbic acid as control test result, reduces the influence of ascorbic acid to the greatest extent.
Description
Technical field
The present invention relates to urine examination technical fields, more particularly to a kind of portable urine test paper that can reduce interference.
Background technique
Routine urianlysis is clinically the inspection that can not ignore, and diabetes, hypertension, chronic kidney disease etc. are chronic
Disease incidence increases year by year, and regularly routine urinalysis detection can supervise this respect the severity of disease and progress
It surveys.It is microscopic examination of urine sediment method and routine urinalysis dry chemical method respectively now there are mainly two types of urine detection methods.With urine correlation
The development of detection technique, routine urinalysis Dry chemical method are widely used in clinic.Routine urinalysis dry chemical method mainly uses
Test paper and pertinent instruments quickly examine the ingredient of urine, rapidly can carry out multinomial qualitative or sxemiquantitative to urine.Urine
Liquid Dry chemical method has the characteristics that sample dosage is few, detection speed is fast, detection project is more, accuracy is good, easy to operate.
With popularizing for urine detection, there is millions of people to need to carry out urine detection daily, but currently, this is routinely examined
Looking into can only complete in hospital.However for the patients such as pregnant woman, nephrosis, urine examination is the inspection item of a routine, inspection
Frequency is very high, repeatedly dealing hospital, to handicapped artificial at many puzzlements.Therefore the urine detection being suitable for home use
Test strips are the new directions of routine urinalysis detection development.
The reaction principle of urine test paper item is to be carried out using the reagent block on urine test paper item to corresponding ingredient each in urine
React and generate color change, the depth of reaction color and corresponding detection component content proportion relation, indicator paper block face
Color and colorimetric card comparison are to make preliminary judgement to the development of disease.
Existing urinalysis test paper stability is poor, and each detection project interferes with each other each other, also suffers from
The influence of other chemical substances, testing result are not accurate enough in urine.The height of ascorbic acid (VC) content is to urine point in urine
Analysis detection hemoglobin, bilirubin, glucose etc. cause different degrees of interference.Cause the detection knot of false negative or weakly positive
Fruit leads to the diagnosis of mistake.A kind of method that patent CN204116237U describes 14 urine test paper items for reducing interference,
Its interference optimizing sequence to indicator paper block according to the characteristic of each reagent block to reduce each indicator paper block, however this mode
The interference of ascorbic acid can not be reduced to the greatest extent, though provided with ascorbic acid reagent block in patent CN106645676A
Detection, thus judge influence of the ascorbic acid to urine specimen, the confidence level of indirect judgment experiment result.But this mode
Though harm is exactly that can judge the influence of ascorbic acid, inevitably to be detected again.It is same to waste test strips
When delay making a definite diagnosis for the state of an illness.
The enzyme as contained in the test paper pad of detection project each in test strips, as glucose oxidase, peroxidase and
The reaction phase of other compositions, is blended on test paper pad, it is likely that occur one because of moisture absorption in various chemical substances contained by form and aspect
Sequence of chemical reacts and test paper is caused to fail.Therefore, during preservation it is noted that be sealed, avoid test paper is rotten from losing
Effect, brings the deviation of testing result.Described in patent CN105158452A it is a kind of can to the inspection health stick that test strips are sealed,
It includes urine detection test paper, detecting pad, detector bar and rodlike pipe.Though the leakproofness of Test paper can be reinforced, each examination
Paper is equipped with a vacuum transparent pipe and increases cost, and urine test paper is easy consumption for the patient that need to be periodically detected
Product pack the financial burden of excessively meeting making patients.Meanwhile discarded rodlike pipe also can cause environmental pollution.
Carrying out routine urianlysis using test paper is a kind of simple and direct quick method of inspection.Ten, 11 test paper source areas
In Germany, it is sold to that China is expensive, and many hospitals are reluctant to receive；The routine urinalysis inspection that various big hospital is carried out at present is generally adopted
With ten, 11, ten binomial test paper, and 13, the indexs such as creatinine in 14 test paper have to urine screening it is important
Effect.
So a kind of structure is simple, strong interference immunity is cheap, easy to use, the family containing multinomial detection project
Urine test paper possesses wide market.
Therefore, the existing technology needs to be improved and developed.
Summary of the invention
In view of above-mentioned deficiencies of the prior art, the purpose of the present invention is to provide the portable urine examinations that one kind can reduce interference
Test paper, it is intended to solve the problems, such as that existing test paper will receive the influence of ascorbic acid and lead to result error.
Technical scheme is as follows:
A kind of portable urine test paper reducing interference, wherein include: substrate, the indicator paper block on the substrate and institute
The isolating pad between indicator paper block is stated, the indicator paper block on the substrate successively includes: by putting in order from substrate one end to the other end
It is ascorbic acid indicator paper block, pH indicator paper block, specific gravity indicator paper block, protein indicator paper block, Glucose strips block, calcium ion indicator paper block, hidden
It is blood indicator paper block, urobilinogen indicator paper block, bilirubin indicator paper block, ketoboidies indicator paper block, creatinine indicator paper block, leucocyte indicator paper block, micro white
Albumen indicator paper block, nitrite indicator paper block, compensation pad.
Further, the material of the isolating pad is hydrophobic material.
Further, the height of the isolating pad is greater than the thickness of indicator paper block.
Further, the indicator paper block includes four-layer structure by sequence from bottom to top: support layer, water absorption layer, suede preparative layer
And nylon mesh layer.
Further, the water absorption layer of the indicator paper block of occulting blood is two layers.
Further, the suede preparative layer includes anti-interference layer and reagent layer.
Further, the anti-interference layer of Glucose strips block and indicator paper block of occulting blood is Potassiumiodate layer.
Further, leucocyte indicator paper block, bilirubin indicator paper block, nitrite indicator paper block and urobilinogen indicator paper block is anti-dry
Disturbing layer is sodium chlorate layer.
Further, the urine test paper is covered with SF packing film.
The utility model has the advantages that the present invention designs isolating pad, it is possible to reduce indicator paper block by optimization test strips sequence between indicator paper block
Between interfere with each other.
Detailed description of the invention
Fig. 1 is the positive structure schematic for the portable urine test paper that one kind of the invention can reduce interference；
Fig. 2 is the side structure schematic diagram of portable urine test paper and putting for the portion A that one kind of the invention can reduce interference
Big figure；
Fig. 3 is the decomposition texture schematic diagram for the portable urine test paper that one kind of the invention can reduce interference.
Specific embodiment
The present invention provides a kind of portable urine test paper that can reduce interference, for make the purpose of the present invention, technical solution and
Effect is clearer, clear, and the present invention is described in more detail below.It should be appreciated that specific embodiment described herein
It is only used to explain the present invention, be not intended to limit the present invention.
The embodiment of the present invention provides a kind of portable urine test paper that can reduce interference, wherein as shown in Figure 1, comprising: base
Piece 1, the indicator paper block on the substrate 1 and the isolating pad between the indicator paper block, the indicator paper block on the substrate are pressed from substrate one end
It successively include: ascorbic acid indicator paper block 2, pH indicator paper block 3, specific gravity indicator paper block 4, protein indicator paper block to putting in order for the other end
5, Glucose strips block 6, calcium ion indicator paper block 7, indicator paper block 8 of occulting blood, urobilinogen indicator paper block 9, bilirubin indicator paper block 10, ketoboidies examination
Paper block 11, creatinine indicator paper block 12, leucocyte indicator paper block 13, microalbumin indicator paper block 14, nitrite indicator paper block 15, compensation pad
16.Isolating pad 17 is provided between the indicator paper block.The present invention designs isolating pad by optimization test strips sequence between indicator paper block,
Reduce interfering with each other between indicator paper block and indicator paper block.
In one embodiment, the material of the isolating pad is hydrophobic material.
In one embodiment, it as shown in Fig. 2, the height of the isolating pad is greater than the thickness of indicator paper block, plays more preferable
Insulation blocking effect.
In one embodiment, as shown in figure 3, the indicator paper block by sequence from bottom to top includes four-layer structure:
First layer is support layer B, is mainly made by the nonwettable material of urine such as plastic sheet, and what is played is the work supported
With.Wherein plastic sheet includes holding area and detection zone, and detection zone includes the isolating pad between indicator paper block and indicator paper block for detection.
The sequence of the indicator paper block detection project from the detection zone beginning to connect with holding area to detection zone end successively are as follows: ascorbic acid
Indicator paper block, pH indicator paper block, specific gravity indicator paper block, protein indicator paper block, Glucose strips block, calcium ion indicator paper block, indicator paper block of occulting blood,
Urobilinogen indicator paper block, bilirubin indicator paper block, ketoboidies indicator paper block, creatinine indicator paper block, leucocyte indicator paper block, microalbumin test paper
Block, nitrite indicator paper block, compensation pad；
The second layer is water absorption layer C, is mainly made of blotting paper, and effect is urine can be made uniformly and quickly to penetrate into and energy
Urine is inhibited to flow to adjacent reaction area.Wherein occult blood indicator paper block 8 water absorption layer be two layers；
Third layer is suede preparative layer D, and suede preparative layer has anti-interference layer and reagent layer again, wherein Glucose strips block 6 and examination of occulting blood
The anti-interference layer of paper block 8 is Potassiumiodate layer, and is located at the outermost layer of suede preparative layer；Leucocyte indicator paper block 13, bilirubin indicator paper block 10,
The anti-interference layer of nitrite indicator paper block 15 and urobilinogen indicator paper block 9 is sodium chlorate layer, and is located at the outermost layer of suede preparative layer；Wherein
In the suede preparative layer of leucocyte indicator paper block 13, diazonium salt deposit and reagent layer are split up into two layers.The effect of the anti-interference layer is to destroy
The interfering substances such as ascorbic acid, reagent layer contain agent formulations, mainly react with chemical substance detected in urine；
4th layer is nylon mesh layer E, and nylon wire plays fixed protection, and can prevent macromolecular complex from verifying and react
Pollution.
Due to red blood cell indicator paper block, Glucose strips block, leucocyte indicator paper block, bilirubin indicator paper block, the urine gallbladder in urine examination
Former indicator paper block, ketoboidies indicator paper block and nitrite indicator paper block can all be influenced by ascorbic acid and lead to result error.This hair
One kind of bright offer, which can be reduced in its detection reagent block of the portable urine test paper of interference, makes following adjustment to reduce interference:
1. Potassiumiodate is added in Glucose strips block and indicator paper block of occulting blood.
2. chloric acid is added in leucocyte indicator paper block, bilirubin indicator paper block, urobilinogen indicator paper block and nitrite indicator paper block
Sodium.
3. the amount of sodium hydroxide increases in ketoboidies indicator paper block.
In a preferred embodiment, the urine test paper is covered with SF packing film.Used SF is fit
Packaging film has the characteristics that excellent transparency, draftability and puncture are excellent, can effectively completely cut off air and steam, can be effective
Extend the storage life of product.
Urine test paper of the present invention is stored in sealing, moisture-proof, is stored at room temperature in the test paper bottle being protected from light.When use from test paper bottle
It takes out test paper and rapidly covers test paper bottle cap.The SF packing film covered on test paper is torn, test paper is soaked completely
The not about 1s in urine sample to be measured；When taking out diaper, diaper edge is wiped along urine cup edge, to remove extra urine；60s
Afterwards, the color that will test plate is compared with the color scale on test paper bottle, and band is face-down when operation, finger far from sample,
Keep cleaning and safety.
In conclusion one kind of the invention can reduce the portable urine test paper of interference.The present invention passes through optimization test strips
Sequence, designs isolating pad, reduction interferes with each other between indicator paper block；Potassiumiodate, sodium chlorate are added by the suede preparative layer in indicator paper block
Reagent reduces the interference of ascorbic acid, and has increase accordingly the reagent block of one block of detection ascorbic acid as control test result
Accuracy reduces the influence of ascorbic acid to the greatest extent；By covering one layer of SF packing film that can be torn on test paper,
The problems such as completely cutting off air and moisture, solving oxidation easy to moisture absorption in test strips access procedure.
It should be understood that the application of the present invention is not limited to the above for those of ordinary skills can
With improvement or transformation based on the above description, all these modifications and variations all should belong to the guarantor of appended claims of the present invention
Protect range.
Claims (9)
1. the portable urine test paper that one kind can reduce interference characterized by comprising the indicator paper block on substrate, the substrate
Isolating pad between the indicator paper block, the indicator paper block on the substrate are successively wrapped by putting in order from substrate one end to the other end
Include: ascorbic acid indicator paper block, pH indicator paper block, specific gravity indicator paper block, protein indicator paper block, Glucose strips block, calcium ion indicator paper block,
It occults blood indicator paper block, urobilinogen indicator paper block, bilirubin indicator paper block, ketoboidies indicator paper block, creatinine indicator paper block, leucocyte indicator paper block, micro
Albumin indicator paper block, nitrite indicator paper block, compensation pad.
2. the portable urine test paper according to claim 1 for reducing interference, which is characterized in that the material of the isolating pad
Material is hydrophobic material.
3. the portable urine test paper according to claim 1 for reducing interference, which is characterized in that the height of the isolating pad
Degree is greater than the thickness of indicator paper block.
4. the portable urine test paper according to claim 1 for reducing interference, which is characterized in that the indicator paper block is pressed certainly
Sequence on down includes four-layer structure: support layer, water absorption layer, suede preparative layer and nylon mesh layer.
5. the portable urine test paper according to claim 4 for reducing interference, which is characterized in that the indicator paper block of occulting blood
Water absorption layer be two layers.
6. the portable urine test paper according to claim 4 for reducing interference, which is characterized in that the suede preparative layer includes
Anti-interference layer and reagent layer.
7. the portable urine test paper according to claim 6 for reducing interference, which is characterized in that Glucose strips block and
Occult blood indicator paper block anti-interference layer be Potassiumiodate layer.
8. the portable urine test paper according to claim 6 for reducing interference, which is characterized in that leucocyte indicator paper block,
The anti-interference layer of bilirubin indicator paper block, nitrite indicator paper block and urobilinogen indicator paper block is sodium chlorate layer.
9. the portable urine test paper according to claim 1 for reducing interference, which is characterized in that the urine test paper covers
It is stamped SF packing film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910796825.1A CN110514820A (en) | 2019-08-27 | 2019-08-27 | A kind of portable urine test paper reducing interference |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910796825.1A CN110514820A (en) | 2019-08-27 | 2019-08-27 | A kind of portable urine test paper reducing interference |
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| CN110514820A true CN110514820A (en) | 2019-11-29 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113075142A (en) * | 2021-03-31 | 2021-07-06 | 长沙中生众捷生物技术有限公司 | Creatinine test strip and application thereof |
| CN113376383A (en) * | 2021-06-10 | 2021-09-10 | 吉林基蛋生物科技有限公司 | Preparation method of Vc interference resistant urine creatinine test paper |
| CN115015530A (en) * | 2022-05-30 | 2022-09-06 | 杉木(深圳)生物科技有限公司 | Automatic puncture device for reagent capsule of urine test instrument |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2247809Y (en) * | 1995-07-05 | 1997-02-19 | 桂林市医疗电子仪器厂科研所 | Anti-interference dry multiple test paper strip |
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