CN112932480A - Finger blood trace quantitative sampling device and analysis method for rapid quantitative detection - Google Patents
Finger blood trace quantitative sampling device and analysis method for rapid quantitative detection Download PDFInfo
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- CN112932480A CN112932480A CN201911172091.6A CN201911172091A CN112932480A CN 112932480 A CN112932480 A CN 112932480A CN 201911172091 A CN201911172091 A CN 201911172091A CN 112932480 A CN112932480 A CN 112932480A
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/151—Devices specially adapted for taking samples of capillary blood, e.g. by lancets, needles or blades
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150015—Source of blood
- A61B5/150022—Source of blood for capillary blood or interstitial fluid
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150053—Details for enhanced collection of blood or interstitial fluid at the sample site, e.g. by applying compression, heat, vibration, ultrasound, suction or vacuum to tissue; for reduction of pain or discomfort; Skin piercing elements, e.g. blades, needles, lancets or canulas, with adjustable piercing speed
- A61B5/150061—Means for enhancing collection
- A61B5/150099—Means for enhancing collection by negative pressure, other than vacuum extraction into a syringe by pulling on the piston rod or into pre-evacuated tubes
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150053—Details for enhanced collection of blood or interstitial fluid at the sample site, e.g. by applying compression, heat, vibration, ultrasound, suction or vacuum to tissue; for reduction of pain or discomfort; Skin piercing elements, e.g. blades, needles, lancets or canulas, with adjustable piercing speed
- A61B5/150106—Means for reducing pain or discomfort applied before puncturing; desensitising the skin at the location where body is to be pierced
- A61B5/150145—Means for reducing pain or discomfort applied before puncturing; desensitising the skin at the location where body is to be pierced by negative pressure, e.g. suction, vacuum
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/15—Devices for taking samples of blood
- A61B5/150007—Details
- A61B5/150755—Blood sample preparation for further analysis, e.g. by separating blood components or by mixing
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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
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Abstract
The invention discloses a finger blood trace quantitative sampling device which comprises a quantitative blood taking box, wherein the quantitative blood taking box is of a cylindrical structure. The invention also discloses an analysis method for rapid quantitative detection of the finger blood trace quantitative sampling device, which comprises the following steps: the method comprises the following steps: a disinfecting device; step two: splicing equipment; step three: quantitatively taking blood; step four: forming a quantitative blood sample; step five: storing the blood sample; step six: the blood samples were analyzed. The quantitative blood taking box can be used for quantitatively taking blood, and is convenient and quick and high in practicability; the quantitative blood taking box is provided with the device for quantitatively taking blood from the quantitative blood taking box, so that the blood taking capillary can be assisted to smoothly suck blood without pressing, and the pain in blood taking is reduced to some extent; the quantitative blood taking box needs to be disinfected and sterilized before use, so that blood samples are prevented from being polluted, and the quantitative blood taking box is convenient to connect with other accessories and is convenient to take blood and operate.
Description
Technical Field
The invention relates to the technical field of a trace quantitative sampling device for finger blood and an analysis method for rapid quantitative detection, in particular to a trace quantitative sampling device for finger blood and an analysis method for rapid quantitative detection.
Background
The finger blood trace quantitative sampling device usually directly takes blood through the capillary, but the blood taking of the capillary is not quantitative, the excessive extraction causes waste, and the too little extraction needs to be performed again.
And when the capillary tube draws blood, often need to use and press just can the blood draw, it is comparatively painful when drawing blood, and the blood after the drawing is difficult to take out and carry out quick quantitative determination analysis.
Therefore, a quantitative sampling device for trace amounts of finger blood and an analysis method for rapid quantitative detection are provided to solve the above disadvantages. .
Disclosure of Invention
The present invention is directed to a quantitative sampling device for trace amounts of finger blood and an analysis method for rapid quantitative detection, so as to solve the problems mentioned above in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a finger blood trace ration sampling device, includes that the ration gets the blood box, the ration is got the blood box and is cylindric structure, and the upper end an organic whole that the blood box was got to the ration is equipped with the extraction tube, and the lower extreme an organic whole that the blood box was got to the ration is equipped with into the blood vessel, the extraction tube all communicates the inside and outside of the blood box was got to the ration with advancing the blood vessel, is connected with on the extraction tube and supplies the ration to get the device that the blood box ration was got to the ration, it is connected with through screw-thread fit.
Preferably, the device for quantitatively taking blood from the quantitative blood taking box comprises an air bag, a first connecting pipe is fixedly arranged at the lower end of the air bag, the first connecting pipe is communicated with the inside and the outside of the air bag, and one end, far away from the air bag, of the first connecting pipe is connected into the extraction pipe through threaded fit.
Preferably, the device that can supply the ration to get blood box ration volume blood includes an extraction section of thick bamboo, an extraction section of thick bamboo is upper end open-ended cylindric structure, and the lower extreme an organic whole of an extraction section of thick bamboo is equipped with the inside and outside second connecting pipe of intercommunication, the one end that an extraction section of thick bamboo was kept away from to the second connecting pipe is passed through screw-thread fit and is connected in the extraction pipe.
Preferably, an extraction plate is arranged in the extraction cylinder, the extraction plate is of a disc-shaped structure, a circle of rubber sealing ring is fixedly arranged around the extraction plate, and the rubber sealing ring is movably attached to the inner wall of the extraction cylinder.
Preferably, a push rod is fixedly welded in the middle of the surface of the upper end of the extracting plate, the length of the push rod is consistent with that of the extracting barrel, and a push plate is integrally arranged at the upper end of the push rod.
An analysis method for rapid quantitative detection of a finger blood trace quantitative sampling device comprises the following steps:
the method comprises the following steps: sterilizing equipment, namely sterilizing a quantitative blood measuring box, an extraction cylinder and an air bag by using alcohol in advance, then airing, putting into an ultraviolet sterilizing box for sterilizing for five to fifteen minutes, and then taking out and putting into an aseptic box for later use;
step two: the splicing equipment is used for connecting a first connecting pipe on the air bag to the extraction pipe in a threaded fit manner or connecting a second connecting pipe on the extraction cylinder to the extraction pipe in a threaded fit manner, and then connecting the blood taking capillary to the blood inlet pipe in a threaded fit manner;
step three: quantitatively taking blood, pricking a finger by using a pricking nail, draining the flowing blood beads into a quantitative blood taking box through a blood taking capillary, pressing an air bag, and then loosening or drawing a push plate to absorb the blood beads;
step four: forming a quantitative blood sample, and extruding the quantitative blood measuring box after the blood sample is extracted in the step three through an air bag or an extraction cylinder;
step five: storing the blood sample, and putting the blood sample extruded in the fourth step into a refrigerator for refrigeration;
step six: analyzing the blood sample, and putting the blood sample refrigerated in the step five into a blood analyzer for analysis and recording.
Compared with the prior art, the invention has the beneficial effects that: the invention has reasonable structure and strong functionality, and has the following advantages:
1. the quantitative blood taking box can be used for quantitatively taking blood, and is convenient and quick and high in practicability;
2. the quantitative blood taking box is provided with the device for quantitatively taking blood from the quantitative blood taking box, so that the blood taking capillary can be assisted to smoothly suck blood without pressing, and the pain in blood taking is reduced to some extent;
3. the blood sample with quantitative blood measurement is refrigerated before detection, so that the phenomenon of blood sample failure caused by incapability of timely detection is avoided.
4. The quantitative blood taking box needs to be disinfected and sterilized before use, so that blood samples are prevented from being polluted, and the quantitative blood taking box is convenient to connect with other accessories and is convenient to take blood and operate.
Drawings
FIG. 1 is a schematic view of the quantitative blood measuring cassette of the present invention connected to an air bag;
FIG. 2 is a front view of the present invention as shown in FIG. 1;
FIG. 3 is a cross-sectional view taken at A-A of FIG. 2 in accordance with the present invention;
FIG. 4 is a schematic view of the present invention showing the quantitative blood collection cassette connected to the draw tube;
FIG. 5 is a front view of the present invention as shown in FIG. 4;
FIG. 6 is a cross-sectional view taken at B-B of FIG. 5 in accordance with the present invention.
In the figure: the quantitative blood taking box comprises a quantitative blood taking box 1, an extraction tube 2, a blood inlet tube 3, a blood taking capillary tube 4, a first connecting tube 5, an air bag 6, an extraction cylinder 7, an extraction plate 8, a push rod 9, a push plate 10, a second connecting tube 11 and a rubber sealing ring 12.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 6, the present invention provides a technical solution: the utility model provides a finger blood trace ration sampling device, includes that the ration gets blood box 1, the ration gets blood box 1 and is cylindric structure, and the upper end an organic whole that the blood box 1 was got to the ration is equipped with extraction tube 2, and the lower extreme an organic whole that the blood box 1 was got to the ration is equipped with into blood vessel 3, extraction tube 2 and advance blood vessel 3 all communicate the inside and outside of the ration getting blood box 1, are connected with on the extraction tube 2 and can supply the ration to get the device that the blood box 1 ration got the blood, it is connected with through screw-thread fit and gets blood capillary 4 on the blood vessel 3 to advance.
Can supply the device that the box 1 ration of getting blood of ration got the blood to include gasbag 6, the fixed first connecting tube 5 that is equipped with of lower extreme of gasbag 6, inside and outside first connecting tube 5 intercommunication gasbag 6, the one end that gasbag 6 was kept away from to first connecting tube 5 is passed through screw-thread fit and is connected in extraction tube 2, and it is convenient to connect between the box 1 of getting blood of first connecting tube 5 and ration.
Can supply the ration to get the device that blood box 1 ration was got to blood including an extraction section of thick bamboo 7, an extraction section of thick bamboo 7 is upper end open-ended cylindric structure, and the lower extreme an organic whole of an extraction section of thick bamboo 7 is equipped with the inside and outside second connecting pipe 11 of intercommunication, the one end that an extraction section of thick bamboo 7 was kept away from to second connecting pipe 11 is passed through screw-thread fit and is connected in extraction pipe 2, and second connecting pipe 11 and ration are got and are connected conveniently between the blood box 1.
Be equipped with the extraction board 8 in the extraction section of thick bamboo 7, extraction board 8 is the disc structure, and fixed round rubber seal 12 that is equipped with around the extraction board 8, the laminating of rubber seal 12 activity is in the inner wall of an extraction section of thick bamboo 7, and rubber seal 12's leakproofness is strong, when having guaranteed that the promotion extraction board 8 removes, and the inside atmospheric pressure of an extraction section of thick bamboo 7 can normal change.
The fixed welding of the upper end surface intermediate position of extraction board 8 has push rod 9, the length of push rod 9 is unanimous with the length of an extraction section of thick bamboo 7, and push plate 10 is equipped with to the upper end an organic whole of push rod 9, and push plate 10 accessible push rod 9 drives extraction board 8 and goes up and down in an extraction section of thick bamboo 7, produces suction or thrust, draws blood or releases convenient to use.
An analysis method for rapid quantitative detection of a finger blood trace quantitative sampling device comprises the following steps:
the method comprises the following steps: the sterilization equipment is used for sterilizing the quantitative blood measuring box 1, the extraction cylinder 7 and the air bag 6 by using alcohol in advance, then airing the blood measuring box, putting the blood measuring box into an ultraviolet sterilization box for sterilization for five to fifteen minutes, and then taking out the blood measuring box and putting the blood measuring box into an aseptic box for later use;
step two: the splicing equipment is used for connecting the first connecting pipe 5 on the air bag 6 to the extraction pipe 2 in a threaded fit manner or connecting the second connecting pipe 11 on the extraction cylinder 7 to the extraction pipe 2 in a threaded fit manner, and then connecting the blood taking capillary 4 to the blood inlet pipe 3 in a threaded fit manner;
step three: quantitatively taking blood, pricking a finger by using a pricking nail, draining the flowing blood beads into the quantitative blood taking box 1 through a blood taking capillary 4, pressing an air bag 6, and then loosening or drawing a push plate 10 to absorb the blood beads;
step four: forming a quantitative blood sample, and extruding the quantitative blood taking box 1 after the blood sample is taken in the step three through an air bag 6 or an extraction cylinder 7;
step five: storing the blood sample, and putting the blood sample extruded in the fourth step into a refrigerator for refrigeration;
step six: analyzing the blood sample, and putting the blood sample refrigerated in the step five into a blood analyzer for analysis and recording.
The working principle is as follows: the quantitative blood taking box 1 can take quantitative blood taking, is convenient and quick and has strong practicability;
firstly, a finger is punctured by using a puncture nail, the flowing blood beads are drained to the quantitative blood taking box 1 through the blood taking capillary 4, the air bag 6 is pressed and then loosened or the drawing push plate 10 is pulled to absorb the blood beads, the air bag 6 is loosened after being pressed to form suction force, the blood is assisted to be sucked into the quantitative blood taking box 1 from the blood taking capillary 4, the air pressure in the extraction cylinder 7 is reduced by drawing the push plate 10, the external air pressure is increased to generate the suction force, the blood is sucked into the quantitative blood taking box 1 from the blood taking capillary 4, and the operation of quantitative micro blood taking is completed when the quantitative blood taking box 1 is full of blood. While the quantitative blood sampling cassette 1 is generally set to 5 mL.
The quantitative blood taking box 1 is provided with a device for quantitatively taking blood from the quantitative blood taking box, so that the blood taking capillary 4 can be assisted to smoothly suck blood without pressing, and the pain in blood taking is reduced;
the blood sample with quantitative blood measurement is refrigerated before detection, so that the phenomenon of blood sample failure caused by incapability of timely detection is avoided.
The quantitative blood taking box 1 needs to be disinfected and sterilized before use, so that blood samples are prevented from being polluted, and the quantitative blood taking box 1 is convenient to connect with other accessories and is convenient to take blood and operate.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a finger blood trace ration sampling device which characterized in that: blood box (1) is got including the ration, blood box (1) is cylindric structure is got to the ration, and the upper end an organic whole that blood box (1) was got to the ration is equipped with extraction tube (2), and the lower extreme an organic whole that blood box (1) was got to the ration is equipped with into blood vessel (3), inside and outside extraction tube (2) and advance blood vessel (3) all communicate the blood box (1) of ration volume of getting, be connected with on extraction tube (2) and supply the ration to get the device that blood box (1) ration got blood, it is connected with through screw-thread fit on blood vessel (3) and gets blood capillary (4).
2. The device for quantitatively sampling minute amount of blood in finger according to claim 1, wherein: can supply quantitative to get device of blood box (1) quantitative volume blood of getting includes gasbag (6), the lower extreme of gasbag (6) is fixed and is equipped with first connecting tube (5), inside and outside first connecting tube (5) intercommunication gasbag (6), the one end that gasbag (6) were kept away from in first connecting tube (5) passes through screw-thread fit and connects in extraction tube (2).
3. The device for quantitatively sampling minute amount of blood in finger according to claim 1, wherein: the device capable of quantitatively taking blood of the blood taking box (1) comprises an extraction barrel (7), wherein the extraction barrel (7) is of a cylindrical structure with an opening at the upper end, a communicating inner and outer second connecting pipe (11) is integrally arranged at the lower end of the extraction barrel (7), and one end, far away from the extraction barrel (7), of the second connecting pipe (11) is connected into an extraction pipe (2) through thread matching.
4. The device for quantitatively sampling minute amount of blood in finger according to claim 3, wherein: be equipped with in the extraction section of thick bamboo (7) and extract board (8), extract board (8) are the disc structure, and the fixed round rubber seal (12) that is equipped with around extract board (8), rubber seal (12) activity laminating is in the inner wall of an extraction section of thick bamboo (7).
5. The device for quantitative microsampling of finger blood as claimed in claim 4, wherein: the middle position of the upper end surface of the extracting plate (8) is fixedly welded with a push rod (9), the length of the push rod (9) is consistent with that of the extracting cylinder (7), and a push plate (10) is integrally arranged at the upper end of the push rod (9).
6. An analysis method for rapid quantitative determination of a finger blood micro quantitative sampling device according to any one of claims 1 to 5, wherein: the processing flow of the product comprises the following steps:
the method comprises the following steps: the sterilization equipment is used for sterilizing the quantitative blood measuring box (1), the extraction cylinder (7) and the air bag (6) by using alcohol in advance, then airing the blood, placing the blood into an ultraviolet sterilization box for sterilization for five to fifteen minutes, and then taking out the blood and placing the blood into an aseptic box for later use;
step two: the splicing equipment is characterized in that a first connecting pipe (5) on the air bag (6) is connected to the extraction pipe (2) in a threaded fit mode or a second connecting pipe (11) on the extraction cylinder (7) is connected to the extraction pipe (2) in a threaded fit mode, and then the blood taking capillary (4) is connected to the blood inlet pipe (3) in a threaded fit mode;
step three: quantitatively taking blood, pricking a finger by using a pricking nail, draining the flowing blood beads into the quantitative blood taking box (1) through a blood taking capillary tube (4), pressing an air bag (6), and then loosening or drawing a push plate (10) to absorb the blood beads;
step four: forming a quantitative blood sample, and extruding the quantitative blood taking box (1) after the blood sample is taken in the step three through an air bag (6) or an extraction cylinder (7);
step five: storing the blood sample, and putting the blood sample extruded in the fourth step into a refrigerator for refrigeration;
step six: analyzing the blood sample, and putting the blood sample refrigerated in the step five into a blood analyzer for analysis and recording.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911172091.6A CN112932480A (en) | 2019-11-26 | 2019-11-26 | Finger blood trace quantitative sampling device and analysis method for rapid quantitative detection |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911172091.6A CN112932480A (en) | 2019-11-26 | 2019-11-26 | Finger blood trace quantitative sampling device and analysis method for rapid quantitative detection |
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| CN112932480A true CN112932480A (en) | 2021-06-11 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113984584A (en) * | 2021-10-28 | 2022-01-28 | 重庆南方数控设备股份有限公司 | Portable hemorheological instrument test box for trace detection and hemorheological detection method |
| CN117158964A (en) * | 2023-11-02 | 2023-12-05 | 昊朗科技（佛山）有限公司 | Sampling assembly, blood quantitative sampling device and sampling method |
| CN117158964B (en) * | 2023-11-02 | 2024-10-25 | 昊朗科技（佛山）有限公司 | Sampling assembly, blood quantitative sampling device and sampling method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104116514A (en) * | 2013-04-23 | 2014-10-29 | 马荣华 | Quantitative microscale blood sampling transfer pipette |
| CN108567435A (en) * | 2018-03-12 | 2018-09-25 | 程聪 | A kind of hematology's blood processor |
-
2019
- 2019-11-26 CN CN201911172091.6A patent/CN112932480A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104116514A (en) * | 2013-04-23 | 2014-10-29 | 马荣华 | Quantitative microscale blood sampling transfer pipette |
| CN108567435A (en) * | 2018-03-12 | 2018-09-25 | 程聪 | A kind of hematology's blood processor |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113984584A (en) * | 2021-10-28 | 2022-01-28 | 重庆南方数控设备股份有限公司 | Portable hemorheological instrument test box for trace detection and hemorheological detection method |
| CN113984584B (en) * | 2021-10-28 | 2024-06-21 | 重庆南方数控设备股份有限公司 | Portable blood rheometer test box for trace detection and blood rheometer detection method |
| CN117158964A (en) * | 2023-11-02 | 2023-12-05 | 昊朗科技（佛山）有限公司 | Sampling assembly, blood quantitative sampling device and sampling method |
| CN117158964B (en) * | 2023-11-02 | 2024-10-25 | 昊朗科技（佛山）有限公司 | Sampling assembly, blood quantitative sampling device and sampling method |
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Application publication date: 20210611 |