CN220757405U - Blood sampling device for children - Google Patents
Blood sampling device for children Download PDFInfo
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- CN220757405U CN220757405U CN202321843150.XU CN202321843150U CN220757405U CN 220757405 U CN220757405 U CN 220757405U CN 202321843150 U CN202321843150 U CN 202321843150U CN 220757405 U CN220757405 U CN 220757405U
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- 238000010241 blood sampling Methods 0.000 title claims abstract description 23
- 239000008280 blood Substances 0.000 claims abstract description 146
- 210000004369 blood Anatomy 0.000 claims abstract description 142
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- 238000012360 testing method Methods 0.000 claims description 5
- 238000009534 blood test Methods 0.000 description 4
- HTTJABKRGRZYRN-UHFFFAOYSA-N Heparin Chemical compound OC1C(NC(=O)C)C(O)OC(COS(O)(=O)=O)C1OC1C(OS(O)(=O)=O)C(O)C(OC2C(C(OS(O)(=O)=O)C(OC3C(C(O)C(O)C(O3)C(O)=O)OS(O)(=O)=O)C(CO)O2)NS(O)(=O)=O)C(C(O)=O)O1 HTTJABKRGRZYRN-UHFFFAOYSA-N 0.000 description 3
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- HVYWMOMLDIMFJA-DPAQBDIFSA-N cholesterol Chemical compound C1C=C2C[C@@H](O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2 HVYWMOMLDIMFJA-DPAQBDIFSA-N 0.000 description 2
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Landscapes
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The utility model discloses a blood sampling device for children, comprising: a blood collection tube, a blood transfusion tube, a connector and a tube valve; the blood collection tubes are test-tube-shaped vacuum glass tubes, a tube plug is arranged at the upper end of each blood collection tube, the connector is inserted into the tube plug, one end of each blood collection tube is connected with the connector, the other end of each blood collection tube is connected to a blood collection needle head, a plurality of blood collection tubes are distributed in parallel through the blood collection tubes and are connected to the blood collection needle heads after being collected together to a bus, and the tube valves are arranged at intersections where all the blood collection tubes are collected; through the connection of the reversed hook-shaped connector and the same reversed hook-shaped pipe plug, the blood conveying pipe can not shake after being connected with the blood collecting pipe, and can not fall off, and simultaneously, the blood conveying pipe is controlled through the pipe valve, so that the blood collecting can be carried out on a plurality of blood collecting pipes at one time, repeated pulling and inserting are not needed, and the use of foreign body personnel is greatly facilitated.
Description
Technical Field
The utility model relates to the technical field of medical equipment, in particular to a blood sampling device for children.
Background
Blood testing is a common medical examination item in which the overall physical health of a person can be understood by detecting various components and indicators in the blood. Blood tests can detect the presence of many diseases such as anemia, infection, inflammation, metabolic abnormalities, liver and kidney dysfunction, etc. Depending on the examination item, blood examination may include blood cell count, blood routine, electrolytes, liver function, kidney function, blood glucose, blood lipids, serum proteins, blood type, and the like.
While blood tests for children are typically performed by drawing a certain amount of venous blood or fingertip blood from the child. Blood tests can help doctors diagnose various diseases and can also be used for checking the overall health condition of children, for example, checking whether children have diabetes by blood sugar, checking the cholesterol and triglyceride levels of children by blood lipid measurement, and determining whether children are calcium deficient by checking the blood calcium of children, blood tests are very useful for diagnosing the health of children in general, but some problems are encountered in blood sampling:
1. when blood is taken, the blood conveying pipe is connected with the blood taking pipe through a plug, the tail end of the blood conveying pipe is inserted into the rubber cover of the blood taking pipe to take blood for children, and the blood conveying pipe is pulled out after the blood taking pipe is taken out and then inserted into the next pipe, so that the connector is easy to be infected by external bacteria and viruses, and a certain risk exists;
2. after the plug of blood transfusion tube inserts the rubber lid of heparin tube, because the rubber lid does not have the fixed effect of support to the plug for the plug is very easy to shake, slightly don't pay attention to and is very likely to drop, not only can cause extravagant, can also influence medical staff's speed of taking a blood sample.
Disclosure of Invention
In order to solve the technical problems mentioned in the background art, a blood sampling device for children is provided. Can cooperate through the connector of barb shape and the stopcock of same barb shape to be connected, make blood conveying pipe can not rock after being connected with the heparin tube, can not drop yet, simultaneously through pipe valve control blood conveying pipe, can realize once only taking a blood sample to a plurality of heparin tubes, need not pull out repeatedly and insert, made things convenient for foreign matter personnel's use greatly.
A lancing device for children, comprising: a blood collection tube, a blood transfusion tube, a connector and a tube valve;
the blood collection tube is a test tube-shaped vacuum glass tube, a tube plug is arranged at the upper end of the blood collection tube, the connector is inserted into the tube plug, one end of the blood collection tube is connected with the connector, the other end of the blood collection tube is connected to a blood collection needle head, the blood collection tube is provided with a plurality of blood collection tubes, the blood collection tubes are distributed in parallel through blood collection tubes and are connected to the blood collection needle head after being collected to a bus in a unified mode, and all intersections where all blood collection tubes are collected are provided with the tube valves.
Preferably, the bottom of the blood collection tube is of a circular structure, the height is 4 cm-8 cm, the tube wall is of a double-layer structure, capacity scale marks are arranged on the outer surface of the tube wall, the inside of the double-layer tube wall is a vacuum cavity, the vacuum cavity is a fully-sealed vacuum environment, and the inside blood storage cavity is also a vacuum environment after the blood collection tube is closed by a tube plug.
Preferably, the pipe plug is of a cylindrical structure, the middle of the pipe plug is provided with a connecting hole downwards, the connecting hole is provided with barbs from top to bottom, the barbs are of a conical structure, and the section of each barb is triangular.
Preferably, the front end of the connector is a pointed end, barbs identical to the connecting holes are arranged on the outer surfaces of the side edges, the shapes and the dimensions of the barbs are identical, the connector is identical to the connection Kong Zhoujing of the pipe plug, the heights of the connectors are identical, and circular limiting blocks are arranged at the upper ends of the connectors, and the diameters of the limiting blocks are larger than those of the connecting holes.
Preferably, the blood transfusion tubes are distributed in parallel, the branching number is matched with the blood collection tube number, and the blood collection tubes are uniformly collected to a bus and then connected with the blood collection needle heads.
Preferably, the tube valve is a medical three-way valve.
The beneficial effects of the utility model are as follows:
the utility model provides a blood sampling device for children, which comprises a blood sampling tube, a blood transfusion tube, a connector and a tube valve; the connector with the barb structure is inserted into the connecting hole, so that the stable connection between the blood conveying pipe and the blood collection pipe is realized, and the connector cannot fall off from a pipe plug of the blood collection pipe in the blood collection process, so that blood pollution is caused;
meanwhile, the utility model adopts the mode of parallel connection of the blood collection tubes, after medical staff pierces the vein tube of children by the blood collection needle, only the tube valve is controlled to enable blood to flow into the fixed blood collection tube, and the tube drawing and tube inserting process is not needed, so that the blood collection speed is greatly improved for the medical staff, and the risk of blood pollution by bacteria is avoided.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic view of a connector according to the present utility model;
FIG. 3 is a schematic view showing the internal structure of a blood collection tube according to the present utility model;
1-blood collection tube, 11-scale marks, 12-connecting holes, 101-tube plugs, 102-blood storage cavities, 103-vacuum cavities, 2-connectors, 21-barbs, 3-blood delivery tubes, 4-tube valves and 5-blood collection needles.
Detailed Description
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.
Example 1
Referring to fig. 1 to 3, a blood sampling device for children comprises a blood sampling tube 1, a blood transfusion tube 3, a connector 2 and a tube valve 4;
the blood collection tube 1 is a test tube-shaped vacuum glass tube, a tube plug 4 is arranged at the upper end of the blood collection tube 1, the connector 2 is inserted into the tube plug 101, one end of the blood transfusion tube 3 is connected with the connector 2, the other end of the blood transfusion tube is connected with the blood collection needle head 5, a plurality of blood collection tubes 1 are distributed in parallel through the blood transfusion tubes 3 and are connected to the blood collection needle head 5 after being collected together on a bus, and the tube valves 4 are arranged at intersections where the blood transfusion tubes 3 are collected;
in this embodiment, the bottom of the blood collection tube 1 has a circular structure with a height of 4 cm-8 cm, the tube wall has a double-layer structure, capacity scale marks 11 are arranged on the outer surface of the tube wall, the inside of the double-layer tube wall is a vacuum cavity 103, and the vacuum environment is fully sealed, and meanwhile, after the blood collection tube is sealed by a tube plug 101, the inside blood storage cavity 102 is also a vacuum environment.
In this embodiment, the plug 101 has a cylindrical structure, the middle of the plug is provided with a connecting hole 12 downwards, the connecting hole 12 is provided with barbs 21 from top to bottom, the barbs 21 have a conical structure, and the cross section of the barbs 21 is triangular.
In this embodiment, the front end of the connector 2 is a pointed end, the outer surface of the side edge is provided with barbs 21 identical to the connecting hole 12, and the shapes and the dimensions are identical, the circumference diameter of the connector 2 is identical to the circumference diameter of the connecting hole 12 of the pipe plug 101, the heights are identical, and the upper end of the connector 2 is provided with a circular limiting block, and the diameter of the limiting block is larger than that of the connecting hole.
In this embodiment, the blood transfusion tubes 3 are distributed in parallel, the number of branching lines is matched with the number of the blood collection tubes 1, and the blood collection tubes are collected together to a bus and then connected with the blood collection needles 5.
In this embodiment, the tube valve 4 is a medical three-way valve.
In this embodiment, the development and design process of the present inventors will be specifically described:
the inventor of the utility model is engaged in related work in the children blood medical field for a long time, and often needs to perform blood collection work on sick children, and the inventor intends to perform technical innovation on a blood collection tool because of more patients in hospitals and high blood collection workload and low blood collection speed, so that the blood collection work can be easier and simpler.
Firstly, the traditional blood collection tube is only adopted by using an infusion needle, the whole process is complicated and complicated, any step of error can be completely abandoned, so the inventor designs the parallel blood collection tube 1 to reduce the repeated tube replacement operation of the blood collection flow, and if a patient needs to draw multiple tubes of blood, repeated pulling and inserting are not needed, and a great amount of time is reduced.
Then, the inventor has found that the blood transfusion tube 3 may be separated in some cases by shaking repeatedly after inserting the blood transfusion tube 1, and therefore, the inventor intends to fix the connection position, and avoid such a situation, and has devised a structure such that the barb 21 is very easy to insert the connector, but cannot be pulled up, and the blood transfusion tube 3 and the blood transfusion tube 1 are firmly connected and cannot be separated.
Example 2
Referring to fig. 1 to 3, a blood sampling device for children comprises a blood sampling tube 1, a blood transfusion tube 3, a connector 2 and a tube valve 4;
the blood collection tube 1 is a test tube-shaped vacuum glass tube, a tube plug 4 is arranged at the upper end of the blood collection tube 1, the connector 2 is inserted into the tube plug 101, one end of the blood transfusion tube 3 is connected with the connector 2, the other end of the blood transfusion tube is connected with the blood collection needle head 5, a plurality of blood collection tubes 1 are distributed in parallel through the blood transfusion tubes 3 and are connected to the blood collection needle head 5 after being collected together on a bus, and the tube valves 4 are arranged at intersections where the blood transfusion tubes 3 are collected;
in this embodiment, the bottom of the blood collection tube 1 has a circular structure with a height of 4 cm-8 cm, the tube wall has a double-layer structure, capacity scale marks 11 are arranged on the outer surface of the tube wall, the inside of the double-layer tube wall is a vacuum cavity 103, and the vacuum environment is fully sealed, and meanwhile, after the blood collection tube is sealed by a tube plug 101, the inside blood storage cavity 102 is also a vacuum environment.
In this embodiment, the plug 101 has a cylindrical structure, the middle of the plug is provided with a connecting hole 12 downwards, the connecting hole 12 is provided with barbs 21 from top to bottom, the barbs 21 have a conical structure, and the cross section of the barbs 21 is triangular.
In this embodiment, the front end of the connector 2 is a pointed end, the outer surface of the side edge is provided with barbs 21 identical to the connecting hole 12, and the shapes and the dimensions are identical, the circumference diameter of the connector 2 is identical to the circumference diameter of the connecting hole 12 of the pipe plug 101, the heights are identical, and the upper end of the connector 2 is provided with a circular limiting block, and the diameter of the limiting block is larger than that of the connecting hole.
In this embodiment, the blood transfusion tubes 3 are distributed in parallel, the number of branching lines is matched with the number of the blood collection tubes 1, and the blood collection tubes are collected together to a bus and then connected with the blood collection needles 5.
In this embodiment, the tube valve 4 is a medical three-way valve.
When the utility model is used, firstly, the blood taking needle head 5 is penetrated into the intravenous tube of a patient, then, the connector 2 is inserted into the tube plug 101, and the air pressure in the blood taking tube is smaller than the external air pressure by the negative pressure principle, and meanwhile, the blood flows into the blood taking tube 1 along the blood transfusion tube 3 for storage, for taking multiple tubes of blood, the tube valve 4 is controlled to be adjusted to a second tube after the first tube reaches the determined scale mark 11, the channel of the first tube is closed, the blood directly enters the second tube, medical staff is not required to pull out and insert the tube again, the use is convenient and simple, and the utility model is suitable for popularization and use in the related fields.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.
Claims (6)
1. A lancing device for children, comprising: a blood collection tube, a blood transfusion tube, a connector and a tube valve;
the blood collection tube is a test tube-shaped vacuum glass tube, a tube plug is arranged at the upper end of the blood collection tube, the connector is inserted into the tube plug, one end of the blood collection tube is connected with the connector, the other end of the blood collection tube is connected to a blood collection needle head, the blood collection tube is provided with a plurality of blood collection tubes, the blood collection tubes are distributed in parallel through blood collection tubes and are connected to the blood collection needle head after being collected to a bus in a unified mode, and all intersections where all blood collection tubes are collected are provided with the tube valves.
2. The blood sampling device for children according to claim 1, wherein the bottom of the blood sampling tube is of a circular structure, the height of the blood sampling tube is 4 cm-8 cm, the tube wall is of a double-layer structure, capacity scale marks are arranged on the outer surface of the tube wall, the inner part of the double-layer tube wall is a vacuum cavity, the vacuum cavity is a fully-sealed vacuum environment, and meanwhile, after the blood sampling tube is closed by a tube plug, the blood storage cavity is also of a vacuum environment.
3. The blood sampling device for children according to claim 1, wherein the tube plug is of a cylindrical structure, a connecting hole is formed in the middle of the tube plug downwards, barbs are arranged in the connecting hole from top to bottom, the barbs are of a conical structure, and the cross section of the barbs is triangular.
4. The blood sampling device for children according to claim 1, wherein the front end of the connector is a pointed end, barbs identical to the connecting holes are arranged on the outer surfaces of the side edges, the shape and the size of the connector are identical, the connector is identical to the connection Kong Zhoujing of the tube plug, the height of the connector is identical to the height of the tube plug, and a circular limiting block is arranged at the upper end of the connector, and the diameter of the connector is larger than that of the connecting holes.
5. The blood sampling device for children according to claim 1, wherein the blood transfusion tubes are distributed in parallel, the number of branching lines is matched with that of the blood sampling tubes, and the blood sampling tubes are connected with the blood sampling needles after being collected together on a bus.
6. The blood sampling device for children according to claim 1, wherein the tube valve is a medical three-way valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321843150.XU CN220757405U (en) | 2023-07-13 | 2023-07-13 | Blood sampling device for children |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321843150.XU CN220757405U (en) | 2023-07-13 | 2023-07-13 | Blood sampling device for children |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220757405U true CN220757405U (en) | 2024-04-12 |
Family
ID=90621643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321843150.XU Active CN220757405U (en) | 2023-07-13 | 2023-07-13 | Blood sampling device for children |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220757405U (en) |
-
2023
- 2023-07-13 CN CN202321843150.XU patent/CN220757405U/en active Active
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