CN110954372A - Hemocyte analyzer is with device of drawing blood - Google Patents
Hemocyte analyzer is with device of drawing blood Download PDFInfo
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- CN110954372A CN110954372A CN202010003788.7A CN202010003788A CN110954372A CN 110954372 A CN110954372 A CN 110954372A CN 202010003788 A CN202010003788 A CN 202010003788A CN 110954372 A CN110954372 A CN 110954372A
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- blood
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
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Abstract
The invention discloses a blood drawing device for a hematology analyzer, which relates to the field of medical treatment and comprises a first blood drawing tube, wherein a first cover plate is arranged at the top of the first blood drawing tube, a dustproof sleeve is arranged in the middle of the top of the first cover plate, a return spring is arranged in the dustproof sleeve, a pressure column is arranged at the top of the return spring, a press plate is arranged at the top of the pressure column, a hose is arranged at the top of the press plate, a second blood feeding needle penetrating into the dustproof sleeve is fixed at the bottom of the hose, and a first cavity is arranged at the bottom of the first blood drawing tube. According to the invention, the arranged internal threads and the external threads are matched with each other, the second blood delivery needle is inserted into the first rubber sleeve at the bottom of the first blood drawing tube, and meanwhile, the second cover plate is rotated to drive the connecting column to rotate to enter the first cavity, so that the connection of a plurality of groups of blood drawing tubes is completed, the sampling is convenient, the phenomenon that the blood delivery needle is polluted is reduced, and the use safety is greatly improved.
Description
Technical Field
The invention relates to the field of medical treatment, in particular to a blood drawing device for a blood cell analyzer.
Background
The blood cell analyzer is called blood cell analyzer, blood globe, blood cell counter, etc., and is one of the most widely used instruments for clinical examination in hospitals, with the development of computer technology in recent years, the technology of blood cell analysis is also changed from three-point to five-point, from two-dimensional space to three-dimensional space, and we also pay attention to that the five-point technology of modern blood cell analyzers adopts the same technology as the current very advanced flow cytometry, such as scattered light detection technology, sheath flow technology, laser technology, etc., and when the blood cell analyzer works, blood needs to be extracted, so many hospitals will introduce blood drawing devices for blood cell analyzers.
But present hemocyte analysis appearance uses when needing to get more sample with the device of drawing blood now, need change the blood drawing pipe, leads to sending the blood needle to receive the pollution easily, not only influences the detection effect but also influences the healthy of person who draws blood, and the start and the pause of inconvenient control drawing blood simultaneously lead to its application range to reduce greatly.
Disclosure of Invention
The invention aims to: in order to solve present hemocyte analyzer and use when needing to get more sample with the device of drawing blood, need change the blood drawing pipe, lead to sending the blood needle to receive the pollution easily, not only influence the detection effect but also influence the healthy of person of drawing blood, the inconvenient control start of drawing blood simultaneously leads to the problem that its application range reduces greatly with the pause, provides a hemocyte analyzer and uses the device of drawing blood.
In order to achieve the purpose, the invention provides the following technical scheme: a hemospast for a hemospast analyzer comprises a first hemospast, a first cover plate is arranged at the top of the first hemospast, a dustproof sleeve is arranged at the middle position of the top of the first cover plate, a return spring is arranged inside the dustproof sleeve, a compression column is arranged at the top of the return spring, a press plate is arranged at the top of the compression column, a hose is arranged at the top of the press plate, a second hemospast penetrating into the dustproof sleeve is fixed at the bottom of the hose, a first cavity is arranged at the bottom of the first hemospast, a first rubber sleeve is arranged at the top end inside the first cavity, a second hemospast is arranged at the bottom of the first hemospast, a second cover plate is rotatably connected to the top of the second hemospast, a connecting column matched with the first cavity is fixed at the top of the second cover plate, a first hemospast penetrating into the second hemospast is arranged at the top of the connecting column, the bottom of the second blood drawing tube is provided with a second cavity, the top end inside the second cavity is provided with a third rubber sleeve, and the middle position inside the first cover plate is provided with a second rubber sleeve.
Preferably, the first cover plate is rotatably connected with the first blood drawing tube through threads, and the second cover plate is rotatably connected with the second blood drawing tube through threads.
Preferably, a rubber plug is arranged at the top of the first blood feeding needle.
Preferably, the insides of the first blood drawing tube and the second blood sending needle are both in a negative pressure state.
Preferably, both sides of compression leg all are provided with the slider, the inner wall of dirt proof boot is provided with the spout with slider matched with.
Preferably, the front surfaces of the first blood drawing tube and the second blood drawing tube are provided with scales.
Preferably, the inner walls of the first cavity and the second cavity are provided with internal threads, and the outer side of the connecting column is provided with external threads matched with the internal threads.
Compared with the prior art, the invention has the beneficial effects that: the invention is matched with the external thread through the arranged internal thread, the second blood feeding needle is inserted into the first rubber sleeve at the bottom of the first blood drawing tube, the second cover plate is rotated at the same time, the connecting column is driven to rotate to enter the first cavity, the connection of a plurality of groups of blood drawing tubes is completed, the sampling is convenient, the phenomenon that the blood feeding needle is polluted is reduced, the use safety is greatly improved, the arranged slide block is matched with the chute, the pressing plate is pressed to drive the pressing column to move downwards, the pressing column drives the second blood feeding needle to enter the second rubber sleeve, the purpose of blood drawing is completed under the action of pressure, the pressing plate is loosened when the blood drawing is finished, the second blood feeding needle is reset under the action of the reset spring, the blood drawing is finished, and the use and the control of a doctor are greatly facilitated.
Drawings
FIG. 1 is an external view of the present invention;
FIG. 2 is a schematic view of the internal structure of a first blood evacuation tube according to the present invention;
FIG. 3 is a schematic view of the internal structure of a second blood evacuation tube according to the present invention;
fig. 4 is an enlarged view of the present invention a.
In the figure: 1. a first blood drawing vessel; 2. a first cover plate; 3. pressing the column; 4. a hose; 5. pressing a plate; 6. a dust-proof sleeve; 7. a dial gauge; 8. a second cover plate; 9. a second blood vessel; 10. a first cavity; 11. a first rubber sleeve; 12. a second rubber sleeve; 13. a third rubber sleeve; 14. a second cavity; 15. connecting columns; 16. a first blood feeding needle; 17. a slider; 18. a chute; 19. a return spring; 20. and a second blood feeding needle.
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. 1-4, a blood drawing device for a blood cell analyzer comprises a first blood drawing tube 1, a first cover plate 2 is arranged on the top of the first blood drawing tube 1, a dustproof sleeve 6 is arranged in the middle of the top of the first cover plate 2, a return spring 19 is arranged inside the dustproof sleeve 6, a compression column 3 is arranged on the top of the return spring 19, a pressing plate 5 is arranged on the top of the compression column 3, a flexible tube 4 is arranged on the top of the pressing plate 5, a second blood feeding needle 20 penetrating into the dustproof sleeve 6 is fixed on the bottom of the flexible tube 4, a first cavity 10 is arranged on the bottom of the first blood drawing tube 1, a first rubber sleeve 11 is arranged on the top of the first cavity 10, a second blood drawing tube 9 is arranged on the bottom of the first blood drawing tube 1, a second cover plate 8 is rotatably connected on the top of the second blood drawing tube 9, a connecting column 15 matched with the first cavity 10 is fixed on the top of the second cover plate 8, the top of spliced pole 15 is provided with and runs through to the inside first blood feeding needle 16 of second blood drawing pipe 9, and the bottom of second blood drawing pipe 9 is provided with second cavity 14, and the inside top of second cavity 14 is provided with third rubber sleeve 13, and the inside intermediate position department of first apron 2 is provided with second rubber sleeve 12.
According to the invention, the second blood feeding needle 20 is inserted into the first rubber sleeve 11 at the bottom of the first blood drawing tube 1, and meanwhile, the second cover plate 8 is rotated to drive the connecting column 15 to rotate and enter the first cavity 10, so that the connection of a plurality of groups of blood drawing tubes is completed, the sampling is convenient, the phenomenon of pollution to the blood feeding needle is reduced, and the use safety is greatly improved.
Please refer to fig. 2 and 3, the first cover plate 2 is rotatably connected to the first blood drawing tube 1 through a screw thread, the second cover plate 8 is rotatably connected to the second blood drawing tube 9 through a screw thread, the inner walls of the first cavity 10 and the second cavity 14 are both provided with an internal screw thread, and the outer side of the connecting column 15 is provided with an external screw thread matching with the internal screw thread.
This kind of hemocyte analysis appearance is with drawing blood device draws blood through the first apron 2 that sets up and first drawing blood vessel 1 and second apron 8 and second draw blood vessel 9 to pass through threaded connection, and the first drawing blood vessel 1 of being convenient for and the opening of second drawing blood vessel 9, the internal thread and the external screw thread of setting mutually support, and the first drawing blood vessel 1 of being convenient for is drawn blood vessel 9 with the second and is linked together fixedly.
Please refer to fig. 2 and 3, the top of the first blood feeding needle 16 is provided with a rubber stopper, and the insides of the first blood drawing tube 1 and the second blood feeding needle 20 are both in a negative pressure state.
This kind of blood cell analysis appearance is with rubber buffer that bloodletting instrument set up is convenient for keep the second to take out blood vessel 9 and is in negative pressure state, and the first blood vessel 1 of taking out of negative pressure state is taken out with the second and is taken out the blood vessel 9 and be convenient for impressing of blood.
Please refer to fig. 4, the two sides of the compression leg 3 are both provided with a sliding block 17, the inner wall of the dust-proof sleeve 6 is provided with a sliding slot 18 matched with the sliding block 17, and the front surfaces of the first blood-drawing tube 1 and the second blood-drawing tube 9 are both provided with a scale 7.
This kind of hemocyte analysis appearance is with drawing blood device mutually supports through slider 17 and the spout 18 that sets up, and the stable removal of compression leg 3 of being convenient for, the graduation apparatus 7 of setting is convenient for look over the content of the inside blood of first blood vessel 1 and second blood vessel 9 of drawing.
The working principle is as follows: when the blood sampling device is used, a needle head at the head end of a hose 4 is firstly inserted into a blood sampling position, then a pressing plate 5 is pressed, the pressing plate 5 drives a compression column 3 to move downwards, meanwhile, a second blood feeding needle 20 is inserted into a second rubber sleeve 12 and enters a first blood sampling tube 1, the first blood sampling tube 1 with negative pressure sends blood into the first blood sampling tube 1 through the second blood feeding needle 20, when the blood sampling is finished, the pressing plate 5 is loosened, a reset spring 19 drives the compression column 3 to reset under the action of the reset spring 19, the compression column 3 drives the second blood feeding needle 20 to leave the first blood sampling tube 1, when a plurality of groups of blood samples are needed, the second blood sampling tube 9 is placed at the bottom of the first blood sampling tube 1, then the first blood feeding needle 16 is inserted into the first rubber sleeve 11, meanwhile, a second cover plate 8 is rotated, the fixation of the second blood sampling tube 9 is completed under the action of internal threads and external threads, then the action of the pressing plate 5 is repeated, and the second blood sampling tube 9 and the first blood sampling tube 1 form a whole body communicated, under the effect of negative pressure, impress blood in the second blood vessel of taking out 9, later repeat above-mentioned step, accomplish the extraction of multiunit blood sample, when finishing the blood extraction, with first blood vessel of taking out 1 with the second blood vessel of taking out 9 separately, under the effect of internal thread and external screw thread mutually supporting, be convenient for first apron 2 and first blood vessel of taking out 1, the dismantlement of second apron 8 and second blood vessel of taking out 9 to the detection of the blood analysis appearance of being convenient for.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. A blood drawing device for a blood cell analyzer, comprising a first blood drawing tube (1), characterized in that: the blood drawing tube is characterized in that a first cover plate (2) is arranged at the top of the first blood drawing tube (1), a dustproof sleeve (6) is arranged at the middle position of the top of the first cover plate (2), a return spring (19) is arranged inside the dustproof sleeve (6), a compression column (3) is arranged at the top of the return spring (19), a pressing plate (5) is arranged at the top of the compression column (3), a hose (4) is arranged at the top of the pressing plate (5), a second blood feeding needle (20) penetrating into the dustproof sleeve (6) is fixed at the bottom of the hose (4), a first cavity (10) is arranged at the bottom of the first blood drawing tube (1), a first rubber sleeve (11) is arranged at the top end inside the first cavity (10), a second blood drawing tube (9) is arranged at the bottom of the first blood drawing tube (1), and a second cover plate (8) is rotatably connected to the top of the second blood drawing tube (9), the top of second apron (8) is fixed with spliced pole (15) with first cavity (10) matched with, the top of spliced pole (15) is provided with and runs through to the inside first blood needle (16) of sending of second blood drawing pipe (9), the bottom of second blood drawing pipe (9) is provided with second cavity (14), and the inside top of second cavity (14) is provided with third rubber sleeve (13), the inside intermediate position department of first apron (2) is provided with second rubber sleeve (12).
2. The blood drawing device for a blood cell analyzer according to claim 1, wherein: the first cover plate (2) is rotatably connected with the first blood pumping pipe (1) through threads, and the second cover plate (8) is rotatably connected with the second blood pumping pipe (9) through threads.
3. The blood drawing device for a blood cell analyzer according to claim 1, wherein: the top of the first blood feeding needle (16) is provided with a rubber plug.
4. The blood drawing device for a blood cell analyzer according to claim 1, wherein: the interiors of the first blood drawing tube (1) and the second blood feeding needle (20) are in a negative pressure state.
5. The blood drawing device for a blood cell analyzer according to claim 1, wherein: the both sides of compression leg (3) all are provided with slider (17), the inner wall of dirt proof boot (6) is provided with spout (18) with slider (17) matched with.
6. The blood drawing device for a blood cell analyzer according to claim 1, wherein: the front surfaces of the first blood drawing pipe (1) and the second blood drawing pipe (9) are provided with scales (7).
7. The blood drawing device for a blood cell analyzer according to claim 1, wherein: the inner walls of the first cavity (10) and the second cavity (14) are provided with internal threads, and the outer side of the connecting column (15) is provided with external threads matched with the internal threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010003788.7A CN110954372A (en) | 2020-01-03 | 2020-01-03 | Hemocyte analyzer is with device of drawing blood |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010003788.7A CN110954372A (en) | 2020-01-03 | 2020-01-03 | Hemocyte analyzer is with device of drawing blood |
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| Publication Number | Publication Date |
|---|---|
| CN110954372A true CN110954372A (en) | 2020-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010003788.7A Pending CN110954372A (en) | 2020-01-03 | 2020-01-03 | Hemocyte analyzer is with device of drawing blood |
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| CN (1) | CN110954372A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111568442A (en) * | 2020-05-20 | 2020-08-25 | 江苏科华医疗器械科技有限公司 | Flexible stirring formula capillary plastics heparin tube |
| CN111579299A (en) * | 2020-05-25 | 2020-08-25 | 江苏科华医疗器械科技有限公司 | Swift blood sampling device |
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| JPH08505696A (en) * | 1992-09-30 | 1996-06-18 | インテレクチャル・ブロパティ・インヴェストメント・コーポレイション | Multi-chamber sample container for blood and other fluids |
| US20010044615A1 (en) * | 2000-05-16 | 2001-11-22 | Fuji Photo Film Co., Ltd. | Plasma collecting device |
| US20100010372A1 (en) * | 2004-05-03 | 2010-01-14 | Clearview Patient Safety Technologies, Llc | Porous multiple sample sleeve and blood drawing device for flash detection |
| CN203153756U (en) * | 2013-04-07 | 2013-08-28 | 邱清芳 | Multifunctional blood sampling and inspecting device for use in clinical laboratory |
| CN205107691U (en) * | 2015-11-09 | 2016-03-30 | 梁骑 | Convenient fixed children are with needle of drawing blood |
| CN205514629U (en) * | 2016-03-21 | 2016-08-31 | 王海霞 | Blood sampler |
| CN107802271A (en) * | 2017-10-30 | 2018-03-16 | 中国人民解放军第三军医大学第附属医院 | Blood sampling remaining needle and application method |
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2020
- 2020-01-03 CN CN202010003788.7A patent/CN110954372A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08505696A (en) * | 1992-09-30 | 1996-06-18 | インテレクチャル・ブロパティ・インヴェストメント・コーポレイション | Multi-chamber sample container for blood and other fluids |
| US20010044615A1 (en) * | 2000-05-16 | 2001-11-22 | Fuji Photo Film Co., Ltd. | Plasma collecting device |
| US20100010372A1 (en) * | 2004-05-03 | 2010-01-14 | Clearview Patient Safety Technologies, Llc | Porous multiple sample sleeve and blood drawing device for flash detection |
| CN203153756U (en) * | 2013-04-07 | 2013-08-28 | 邱清芳 | Multifunctional blood sampling and inspecting device for use in clinical laboratory |
| CN205107691U (en) * | 2015-11-09 | 2016-03-30 | 梁骑 | Convenient fixed children are with needle of drawing blood |
| CN205514629U (en) * | 2016-03-21 | 2016-08-31 | 王海霞 | Blood sampler |
| CN107802271A (en) * | 2017-10-30 | 2018-03-16 | 中国人民解放军第三军医大学第附属医院 | Blood sampling remaining needle and application method |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111568442A (en) * | 2020-05-20 | 2020-08-25 | 江苏科华医疗器械科技有限公司 | Flexible stirring formula capillary plastics heparin tube |
| CN111579299A (en) * | 2020-05-25 | 2020-08-25 | 江苏科华医疗器械科技有限公司 | Swift blood sampling device |
| CN111579299B (en) * | 2020-05-25 | 2023-07-21 | 江苏科华医疗器械科技有限公司 | Swift blood sampling device |
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Application publication date: 20200403 |