CN219516300U - Blood sampling external member - Google Patents
Blood sampling external member Download PDFInfo
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- CN219516300U CN219516300U CN202320565154.XU CN202320565154U CN219516300U CN 219516300 U CN219516300 U CN 219516300U CN 202320565154 U CN202320565154 U CN 202320565154U CN 219516300 U CN219516300 U CN 219516300U
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- pipe
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
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Abstract
The utility model relates to a blood sampling kit, which comprises a puncture needle and a syringe, wherein the end part of the syringe is connected with a third catheter, the tail end of the third catheter is communicated with a second connecting pipe, and the end part of the second connecting pipe is communicated with one end of a transparent pipe; the transparent pipe is kept away from the one end of second connecting pipe and communicates with each other and be connected with first connecting pipe, installs the second check valve in the first connecting pipe, and first connecting pipe tip is linked together and is had the second pipe, and the terminal and the pjncture needle of second pipe are connected. The device utilizes the water conservancy diversion effect of first check valve and second check valve, combines the suction and the compression effect of syringe, can directly import blood from the hemodialysis pipe inside the test tube, and whole blood sampling process is whole sealed, need not pull out the pjncture needle from the hemodialysis pipe in just can import the blood sample in the test tube, has avoided the pjncture needle to expose and causes the pollution in the air, guarantees that blood sample test result is more accurate, and overall structure is rationally distributed, and the practicality is high.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to a blood sampling kit.
Background
In current medical treatment, hemodialysis is a kidney replacement therapy for patients with acute and chronic renal failure by draining in-vivo blood to the outside, performing mass exchange through a dialyzer composed of numerous hollow fibers by dispersion, ultrafiltration, adsorption and convection principles, removing metabolic wastes in the body, maintaining electrolyte and acid-base balance, simultaneously removing excessive water in the body, and returning purified blood to the patient.
When a patient is subjected to hemodialysis treatment, blood test and examination are required to be carried out regularly, blood is required to be collected, and the traditional method is that medical staff uses a syringe to connect a puncture needle to collect blood, the puncture needle is penetrated into a blood permeable catheter, and then the syringe is used for drawing out blood in the blood permeable catheter, so that blood collection is completed.
When the method is adopted to collect blood, after the blood collection is finished, the puncture needle needs to be pulled out of the inside of the hemodialysis catheter, collected blood is pressed into the test tube from the puncture needle through the operation syringe and is brought back to the laboratory for testing, in the process, the puncture needle is exposed to the air when pulled out, the blood sample is easy to be infected, and the result of the blood testing is inaccurate.
Disclosure of Invention
The utility model aims to provide a blood sampling kit, which can directly guide blood into the inner wall of a test tube after the blood is extracted, and cannot contact air in the whole process, so that the accuracy of an assay result is ensured.
In order to achieve the above purpose, the present utility model provides the following technical solutions.
The blood sampling kit comprises a puncture needle and a syringe, wherein the end part of the syringe is connected with a third catheter, the tail end of the third catheter is communicated with a second connecting pipe, and the end part of the second connecting pipe is communicated with one end of a transparent pipe; one end of the transparent tube far away from the second connecting tube is communicated with a first connecting tube, a second one-way valve is arranged in the first connecting tube, the end part of the first connecting tube is communicated with a second catheter, and the tail end of the second catheter is connected with a puncture needle; the transparent pipe is communicated with a communicating pipe, a first one-way valve is arranged in the communicating pipe, the end part of the communicating pipe is communicated with a first conduit, and the end part of the first conduit is connected with a diversion joint.
Therefore, after the needle cap is taken down, the puncture needle is penetrated into the blood permeable tube, then the injector is pulled, under the unidirectional flow guiding effect of the first unidirectional valve and the second unidirectional valve, blood in the blood permeable tube is pumped into the transparent tube sequentially through the puncture needle, the second catheter and the first connecting tube by pressure, whether the blood enters the transparent tube or not is conveniently observed due to the transparent effect of the transparent tube, after the medical staff sees that the blood enters the transparent tube, the sealing cap is taken down from the flow guiding connector, the flow guiding connector is communicated with the test tube, the injector is extruded, the blood in the transparent tube is sequentially pressed into the test tube through the communicating tube, the first catheter and the flow guiding connector under the unidirectional flow guiding effect of the first unidirectional valve and finally the puncture needle is pulled out from the blood permeable tube, and then the blood sampling work can be completed. The device utilizes the water conservancy diversion effect of first check valve and second check valve, combines the suction and the compression effect of syringe, can directly import blood from the hemodialysis pipe inside the test tube, and whole blood sampling process is whole sealed, need not pull out the pjncture needle from the hemodialysis pipe in just can import the blood sample in the test tube, has avoided the pjncture needle to expose and causes the pollution in the air, guarantees that blood sample test result is more accurate, and overall structure is rationally distributed, and the practicality is high.
Furthermore, the end part of the first conduit is also provided with a sealing cap, and the sealing cap is correspondingly sleeved outside the diversion connector.
The sealing cap is sleeved on the diversion connector, so that the diversion connector can be plugged and protected, and pollution caused by external air entering the first conduit is avoided.
Further, the end part of the second catheter is connected with a first connecting sleeve head, and the tail end of the puncture needle is provided with a first connecting head; the end part of the first connecting head is correspondingly inserted into the first connecting sleeve.
The puncture needle and the second catheter can be connected in communication by correspondingly inserting the first connector into the first connector.
Further, a sleeve seat is arranged on the first connector, a needle cap is sleeved outside the puncture needle, and the needle cap is correspondingly sleeved on the sleeve seat.
Through installing the cover seat on first connector to with needle cap cover outside the pjncture needle, the needle cap can correspond the cutting ferrule on the cover seat, for the pjncture needle provides the protection effect, when avoiding taking place the puncture wound, can guarantee that outside air can not get into in the pjncture needle and cause the pollution.
Further, a pinching handle is arranged on the first connector, and anti-slip patterns are arranged on the pinching handle.
Through setting up and pinching the handle on first connector, conveniently hold the pjncture needle, pinch the antiskid line on the handle simultaneously and have anti-skidding effect, guarantee to hold more stable when the pjncture needle.
Further, the end part of the third conduit far away from the second connecting pipe is connected with a second connecting sleeve head; the end part of the injector is provided with a second connector; the second connector is correspondingly inserted in the second connecting sleeve head.
The syringe and the third catheter can be connected in communication by correspondingly inserting the second connector into the second connector sleeve.
Compared with the prior art, the utility model has the following beneficial effects.
The device utilizes the water conservancy diversion effect of first check valve and second check valve, combines the suction and the compression effect of syringe, can directly import blood from the hemodialysis pipe inside the test tube, and whole blood sampling process is whole sealed, need not pull out the pjncture needle from the hemodialysis pipe in just can import the blood sample in the test tube, has avoided the pjncture needle to expose and causes the pollution in the air, guarantees that blood sample test result is more accurate, and overall structure is rationally distributed, and the practicality is high.
Drawings
FIG. 1 is a perspective view of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of the installation of a first check valve and a second check valve according to the present utility model;
FIG. 3 is a schematic view showing the installation of the puncture needle structure according to the present utility model;
FIG. 4 is a schematic illustration of a third conduit and syringe configuration connection in accordance with the present utility model;
FIG. 5 is a schematic view showing the installation of the seal cap structure in the present utility model.
In the figure: 1. a transparent tube; 2. a communicating pipe; 21. a first one-way valve; 22. a first conduit; 221. a diversion joint; 23. a sealing cap; 3. a first connection pipe; 31. a second one-way valve; 32. a second conduit; 321. a first connection hub; 4. a second connection pipe; 41. a third conduit; 42. a second connection hub; 5. a puncture needle; 51. a first connector; 52. pinching the handle; 53. a socket is sleeved; 54. a needle cap; 6. a syringe; 61. and a second connector.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-5, the blood collection kit provided by the utility model comprises a puncture needle 5 and a syringe 6, wherein the end part of the syringe 6 is connected with a third catheter 41, the tail end of the third catheter 41 is communicated with a second connecting pipe 4, and the end part of the second connecting pipe 4 is communicated with one end of a transparent pipe 1; the end of the transparent tube 1 far away from the second connecting tube 4 is communicated and connected with a first connecting tube 3, a second one-way valve 31 is arranged in the first connecting tube 3, the end part of the first connecting tube 3 is communicated with a second guide tube 32, and the tail end of the second guide tube 32 is connected with the puncture needle 5; the transparent pipe 1 is communicated with a communicating pipe 2, a first one-way valve 21 is arranged in the communicating pipe 2, the end part of the communicating pipe 2 is communicated with a first guide pipe 22, and the end part of the first guide pipe 22 is connected with a guide joint 221.
When the device is used for blood collection, medical staff firstly sprays alcohol to disinfect air around a sickbed, then disinfects hands, removes a needle cap 54, pierces a puncture needle 5 into a blood permeable tube, then pulls a syringe 6, sequentially pumps blood in the blood permeable tube into the transparent tube 1 through the puncture needle 5, a second tube 32 and a first connecting tube 3 by pressure under the unidirectional diversion effect of a first unidirectional valve 21 and a second unidirectional valve 31, and finally pulls the puncture needle 5 out of the blood permeable tube under the unidirectional diversion effect of the first unidirectional valve 21 and the second unidirectional valve 31, so that the medical staff can complete work by conveniently observing whether the blood enters the transparent tube 1 due to the transparent effect of the transparent tube 1, taking down a sealing cap 23 from a diversion connector 221 and communicating the diversion connector 221 with the test tube after seeing that the blood enters the transparent tube 1, and sequentially pushing the blood in the transparent tube 1 through a communicating tube 2, the first tube 22 and the diversion connector 221. The device utilizes the water conservancy diversion effect of first check valve 21 and second check valve 31, combines the suction and the compression effect of syringe 6, can directly import blood from the hemodialysis pipe inside the test tube, and whole blood sampling process is whole sealed, need not pull out pjncture needle 5 from the hemodialysis pipe in just can import the blood sample in the test tube, has avoided pjncture needle 5 to expose and causes the pollution in the air, guarantees that blood sample test result is more accurate, and overall structure overall arrangement is reasonable, and the practicality is high.
Specifically, the end of the first conduit 22 is further provided with a sealing cap 23, and the sealing cap 23 is correspondingly sleeved outside the diversion connector 221. By sleeving the sealing cap 23 on the diversion connector 221, the diversion connector 221 can be plugged and protected, and pollution caused by external air entering the first conduit 22 is avoided.
Specifically, the end of the second catheter 32 is connected with a first connecting sleeve head 321, and the tail end of the puncture needle 5 is provided with a first connecting head 51; the end of the first connector 51 is correspondingly inserted into the first connector 321. The puncture needle 5 and the second catheter 32 can be connected in communication by inserting the first connector 51 into the first connector hub 321 correspondingly.
Specifically, the first connector 51 is provided with a sleeve seat 53, the outside of the puncture needle 5 is sleeved with a needle cap 54, and the needle cap 54 is correspondingly sleeved on the sleeve seat 53. Through installing the cover seat 53 on first connector 51 to with needle cap 54 cover outside pjncture needle 5, needle cap 54 can correspond the cutting ferrule on cup jointing seat 53, for pjncture needle 5 provides the protective effect, when avoiding taking place the puncture wound, can guarantee that outside air can not get into pjncture needle 5 in causing the pollution.
Specifically, a pinching handle 52 is mounted on the first connector 51, and anti-slip patterns are provided on the pinching handle 52. Through set up pinching handle 52 on first connector 51, conveniently hold pjncture needle 5, the antiskid line on pinching handle 52 has the antiskid effect simultaneously, guarantees to hold pjncture needle 5 more stable when holding.
Specifically, the end of the third conduit 41 away from the second connecting pipe 4 is connected with a second connecting sleeve 42; the end of the injector 6 is provided with a second connector 61; the second connector 61 is correspondingly inserted into the second connector sleeve 42. The syringe 6 and the third conduit 41 can be connected in communication by inserting the second connector 61 into the second connector hub 42 correspondingly.
The specific working principle of the device is as follows.
The puncture needle 5 and the second catheter 32 can be connected in a communicating manner by correspondingly inserting the first connector 51 into the first connector 321, the syringe 6 and the third catheter 41 can be connected in a communicating manner by correspondingly inserting the second connector 61 into the second connector 42, the sealing cap 23 is sleeved on the diversion connector 221, the diversion connector 221 can be plugged and protected, pollution caused by external air entering the first catheter 22 is avoided, the sleeved seat 53 is arranged on the first connector 51, the needle cap 54 is sleeved outside the puncture needle 5, the needle cap 54 can be correspondingly sleeved on the sleeved seat 53, the puncture needle 5 is prevented from being polluted by external air entering the puncture needle 5, the puncture needle 5 is prevented from being damaged, the anti-slip patterns on the pinching handle 52 have an anti-slip effect, and the puncture needle 5 is ensured to be more stable when being held by hand. When blood is collected, medical staff firstly sprays alcohol to disinfect air around a sickbed, then disinfects hands, removes a needle cap 54, pierces a puncture needle 5 into a blood permeable tube, then pulls a syringe 6, sequentially pumps blood in the blood permeable tube into the transparent tube 1 through the puncture needle 5, a second tube 32 and a first connecting tube 3 by pressure under the unidirectional diversion effect of a first unidirectional valve 21 and a second unidirectional valve 31, and finally pulls out the puncture needle 5 from the blood permeable tube under the unidirectional diversion effect of the first unidirectional valve 21 and the second unidirectional valve 31 after the medical staff sees that the blood enters the transparent tube 1 due to the transparent effect of the transparent tube 1, and finally completes the blood collection work after the medical staff sees whether the blood enters the transparent tube 1, removes the sealing cap 23 from the diversion connector 221, communicates the diversion connector 221 with a test tube and sequentially pumps the blood in the transparent tube 1 through a communicating tube 2, the first tube 22 and the diversion connector 221. The device utilizes the water conservancy diversion effect of first check valve 21 and second check valve 31, combines the suction and the compression effect of syringe 6, can directly import blood from the hemodialysis pipe inside the test tube, and whole blood sampling process is whole sealed, need not pull out pjncture needle 5 from the hemodialysis pipe in just can import the blood sample in the test tube, has avoided pjncture needle 5 to expose and causes the pollution in the air, guarantees that blood sample test result is more accurate, and overall structure overall arrangement is reasonable, and the practicality is high.
The foregoing detailed description of the utility model has been presented in conjunction with a specific embodiment, and it is not intended that the utility model be limited to such detailed description. Several equivalent substitutions or obvious modifications will occur to those skilled in the art to which this utility model pertains without departing from the spirit of the utility model, and the same should be considered to be within the scope of this utility model as defined in the appended claims.
Claims (6)
1. A blood collection kit comprising a puncture needle (5) and a syringe (6), characterized in that:
the end part of the injector (6) is connected with a third conduit (41), the tail end of the third conduit (41) is communicated with a second connecting pipe (4), and the end part of the second connecting pipe (4) is communicated with one end of the transparent pipe (1);
one end of the transparent pipe (1) far away from the second connecting pipe (4) is communicated with a first connecting pipe (3), a second one-way valve (31) is arranged in the first connecting pipe (3), the end part of the first connecting pipe (3) is communicated with a second guide pipe (32), and the tail end of the second guide pipe (32) is connected with the puncture needle (5);
the transparent pipe (1) is communicated with a communicating pipe (2), a first one-way valve (21) is arranged in the communicating pipe (2), the end part of the communicating pipe (2) is communicated with a first guide pipe (22), and the end part of the first guide pipe (22) is connected with a flow guide joint (221).
2. A blood collection kit according to claim 1, wherein:
the end part of the first conduit (22) is also provided with a sealing cap (23), and the sealing cap (23) is correspondingly sleeved outside the diversion joint (221).
3. A blood collection kit according to claim 1, wherein:
the end part of the second catheter (32) is connected with a first connecting sleeve head (321), and the tail end of the puncture needle (5) is provided with a first connecting head (51);
the end part of the first connecting head (51) is correspondingly inserted into the first connecting sleeve head (321).
4. A blood collection kit according to claim 3, wherein:
the first connector (51) is provided with a sleeve joint seat (53), the outside of the puncture needle (5) is sleeved with a needle cap (54), and the needle cap (54) is correspondingly sleeved on the sleeve joint seat (53).
5. A blood collection kit according to claim 3, wherein:
a pinching handle (52) is arranged on the first connector (51), and anti-skidding patterns are arranged on the pinching handle (52).
6. A blood collection kit according to claim 1, wherein:
the end part of the third conduit (41) far away from the second connecting pipe (4) is connected with a second connecting sleeve head (42);
the end part of the injector (6) is provided with a second connector (61);
the second connector (61) is correspondingly inserted into the second connecting sleeve head (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320565154.XU CN219516300U (en) | 2023-03-21 | 2023-03-21 | Blood sampling external member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320565154.XU CN219516300U (en) | 2023-03-21 | 2023-03-21 | Blood sampling external member |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219516300U true CN219516300U (en) | 2023-08-15 |
Family
ID=87586625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320565154.XU Active CN219516300U (en) | 2023-03-21 | 2023-03-21 | Blood sampling external member |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219516300U (en) |
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2023
- 2023-03-21 CN CN202320565154.XU patent/CN219516300U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |