CN219613871U - Multi-joint blood taking needle - Google Patents
Multi-joint blood taking needle Download PDFInfo
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- CN219613871U CN219613871U CN202222996794.4U CN202222996794U CN219613871U CN 219613871 U CN219613871 U CN 219613871U CN 202222996794 U CN202222996794 U CN 202222996794U CN 219613871 U CN219613871 U CN 219613871U
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- connector
- puncture
- joint
- needle
- connecting 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 provides a multi-joint blood taking needle which comprises a connecting pipe, wherein one end of the connecting pipe is connected with a puncture part, and the other end of the connecting pipe is connected with a connector structure; the connector structure comprises a main connector part connected with the connecting pipe, and at least one auxiliary connector part is arranged on the main connector part. According to the utility model, through the arranged connector structure, the connector structure comprises the main connector part and the auxiliary connector part, the main connector part is used for being connected with the vacuum blood collection tube, when the vacuum blood collection tube is insufficient in negative pressure and the blood collection amount does not meet the requirement, the auxiliary connector part can be connected with the injector, and the required blood amount can be extracted through the injector, so that the vacuum blood collection tube is convenient to use.
Description
Technical Field
The utility model relates to the technical field of blood taking needles, in particular to a multi-joint blood taking needle.
Background
The blood sampling is a process of taking blood samples by medical staff through veins and arteries due to the detection or related requirements, a blood taking needle is matched with a vacuum blood taking tube in the blood sampling process, the veins are punctured by the blood taking needle, and blood is collected in the vacuum blood taking tube.
Most of blood taking needles in the prior art are provided with a connector which is used for being connected with a vacuum blood taking tube, and in the using process, the air pressure in the vacuum blood taking tube is gradually recovered, and even the condition of insufficient negative pressure occurs, so that the blood taking amount can not reach the use requirement and the use is influenced.
For example: chinese utility model patent: CN202020420620.1, a disposable switchable blood collection cap, the specification of which discloses: clinically, the following problems exist when a disposable vacuum blood taking needle is used for taking blood: 1. in the process of sample collection, the flow speed of a blood sample is low or the blood sample is not flowing due to insufficient negative pressure in the blood collection tube or viscous blood of a patient and poor circulation, so that an operator needs to replace the blood collection tube, and the blood collection tube and the blood sample are wasted … …; the above patent can be used to demonstrate the drawbacks of the prior art.
Therefore, we make improvements to this and propose a multi-junction lancet.
Disclosure of Invention
The utility model aims at: the vacuum blood collection tube aims at solving the problems that in the use process of a connector of a blood collection needle existing at present, the negative pressure of a vacuum blood collection tube is insufficient, and blood collection is affected.
In order to achieve the above object, the present utility model provides the following technical solutions:
a multi-junction lancet to improve the above-mentioned problems.
The utility model is specifically as follows:
the device comprises a connecting pipe, wherein one end of the connecting pipe is connected with a puncture part, and the other end of the connecting pipe is connected with a connector structure;
the connector structure comprises a main connector part connected with the connecting pipe, and at least one auxiliary connector part is arranged on the main connector part.
As a preferable technical scheme of the utility model, the main joint part comprises a connector main body, and one end of the connector main body is fixedly communicated with the connecting pipe.
As a preferable technical scheme of the utility model, one end of the connector main body far away from the connecting pipe is fixedly communicated with a plastic needle.
As a preferable technical scheme of the utility model, the auxiliary joint part comprises a side joint, and the side joint is fixedly communicated with one side of the joint main body.
As the preferable technical scheme of the utility model, one end of the side connector, which is far away from the connector main body, is provided with a sealing cover, and a connecting soft strip is fixedly connected between the sealing cover and the side connector.
As a preferable technical scheme of the utility model, the puncture part is a first puncture needle which is fixedly communicated with one end of the connecting pipe far away from the connector main body, and the outer surface of the first puncture needle is sleeved with a second protection cylinder.
As a preferable technical scheme of the utility model, the puncture part is a puncture structure, the puncture structure comprises a puncture piece connected with one end of the connecting pipe far away from the connector main body, and a protection piece is arranged on the outer surface of the puncture piece.
As the preferable technical scheme of the utility model, the puncture piece comprises a protective sleeve, the protective sleeve is sleeved on the outer surface of the connecting pipe in a sliding way, a second puncture needle is connected in the protective sleeve in a penetrating way, and the second puncture needle is fixedly communicated with one end of the connecting pipe far away from the connector main body.
As the preferable technical scheme of the utility model, a chute is arranged on one side of the protective sleeve, a butterfly wing is connected to the inner wall of the chute in a sliding way, one end of the butterfly wing is fixedly connected with the second puncture needle, and the other end of the butterfly wing extends to the outside of one side of the protective sleeve.
As a preferable technical scheme of the utility model, the protection piece is a first protection barrel, and the first protection barrel is sleeved on one end of the protection sleeve, which is far away from the connector main body.
Compared with the prior art, the utility model has the beneficial effects that:
in the scheme of the utility model:
1. through the connector structure that sets up, the connector structure includes main joint portion and auxiliary joint portion, and main joint portion is used for connecting the vacuum blood collection tube, and when vacuum blood collection tube negative pressure is not enough, and the blood sampling volume does not reach the requirement, can connect the syringe through the auxiliary joint portion, can draw required blood volume through the syringe, and then convenient to use;
2. through the puncture portion that sets up, when puncture portion was puncture structure, protective housing can protect the second pjncture needle, after the use, with the second pjncture needle withdrawal protective housing in, can reduce the condition that the blood sampling personnel was wounded in the second pjncture needle puncture, improved the security of blood sampling personnel operation.
Drawings
FIG. 1 is a schematic view of a multi-junction lancet according to the present utility model;
FIG. 2 is a schematic view of a first puncture needle according to the present utility model
FIG. 3 is a schematic view of a multi-junction lancet according to the present utility model;
FIG. 4 is a schematic view of the structure of the second puncture needle provided by the present utility model when the second puncture needle is positioned inside the protective sleeve;
FIG. 5 is a schematic view of the structure of the second puncture needle according to the present utility model when it extends out of the protective sleeve;
FIG. 6 is a schematic structural view of a seal cap according to the present utility model;
fig. 7 is a schematic structural diagram of a connecting soft strip according to the present utility model.
The figures indicate:
1. a connecting pipe;
2. a connector structure; 201. a connector body; 202. a plastic needle; 204. a side connector; 205. sealing cover; 206. connecting soft strips;
3. a first puncture needle;
4. a piercing structure; 401. a protective sleeve; 402. a chute; 403. butterfly wings; 404. a second puncture needle; 405. a first protective cylinder;
5. and a second protective cylinder.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model.
Thus, the following detailed description of the embodiments of the utility model is not intended to limit the scope of the utility model, as claimed, but is merely representative of some embodiments of the utility model. 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.
It should be noted that, under the condition of no conflict, the embodiments of the present utility model and the features and technical solutions in the embodiments may be combined with each other.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present utility model, it should be noted that, the terms "upper", "lower", and the like indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, or an azimuth or a positional relationship conventionally put in use of the inventive product, or an azimuth or a positional relationship conventionally understood by those skilled in the art, such terms are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
Example 1:
as shown in fig. 1 and 3, the present embodiment proposes a multi-joint lancet, which includes a connection tube 1, one end of the connection tube 1 is connected with a piercing portion, and the other end of the connection tube 1 is connected with a connector structure 2;
the connector structure 2 comprises a main connector part connected with the connecting pipe 1, wherein at least one auxiliary connector part is arranged on the main connector part, the main connector part is used for connecting a vacuum blood collection tube, when the vacuum blood collection tube is insufficient in negative pressure and the blood collection amount does not meet the requirement, the syringe can be connected through the auxiliary connector part, the needed blood amount can be extracted through the syringe, and the use is convenient.
Example 2:
the scheme of example 1 is further described in conjunction with the specific operation described below:
as shown in fig. 1 and 2, the present embodiment proposes a multi-joint lancet, which includes a connection tube 1, one end of the connection tube 1 is connected with a puncture part, and the other end of the connection tube 1 is connected with a connector structure 2;
the connector structure 2 comprises a main connector part connected with the connecting pipe 1, wherein at least one auxiliary connector part is arranged on the main connector part, the main connector part is used for connecting a vacuum blood collection tube, when the vacuum blood collection tube is insufficient in negative pressure and the blood collection amount does not meet the requirement, the syringe can be connected through the auxiliary connector part, the needed blood amount can be extracted through the syringe, and the use is convenient.
As shown in fig. 1, in the preferred embodiment, the main joint portion further includes a connector main body 201, one end of the connector main body 201 is fixedly connected to the connection tube 1, and after the puncture portion penetrates a vein, blood enters the connector main body 201 from the connection tube 1.
As shown in fig. 1, in addition to the above, in a preferred embodiment, a plastic needle 202 is fixedly connected to an end of the connector body 201, which is far from the connection tube 1, and the plastic needle 202 is used for inserting into a vacuum blood collection tube.
As shown in fig. 1 and 2, in addition to the above-described embodiments, the sub-joint portion further includes a side joint 204, and the side joint 204 is fixedly connected to one side of the joint main body 201, and a required blood volume can be extracted by the syringe and the side joint 204 by inserting the syringe into the side joint 204 using a conventional syringe.
As shown in fig. 1, 2, 6 and 7, in addition to the above-mentioned embodiments, a sealing cover 205 is further provided at an end of the side connector 204 away from the connector body 201, and a connecting flexible strip 206 is fixedly connected between the sealing cover 205 and the side connector 204, so that the side connector 204 can be plugged by the sealing cover 205, and the side connector 204 can be plugged when the side connector 204 is not used.
As shown in fig. 1, in the above embodiment, the puncture part is a first puncture needle 3, the first puncture needle 3 is fixedly connected to one end of the connection tube 1 away from the connector main body 201, the vein is punctured by the first puncture needle 3, blood enters the connection tube 1 from the first puncture needle 3, and the second protection tube 5 is sleeved on the outer surface of the first puncture needle 3.
Specifically, this polylinker blood taking needle when during operation/during use: pulling the second protective cylinder 5 to separate the second protective cylinder 5 from the first puncture needle 3, then penetrating the first puncture needle 3 into a vein, inserting the plastic needle 202 into a vacuum blood collection tube, allowing blood to enter the connecting tube 1 and the connector main body 201 from the first puncture needle 3, allowing blood to enter the blood collection tube from the plastic needle 202, pulling the sealing cover 205 to separate the sealing cover 205 from the side connector 204 if the negative pressure of the blood collection tube is insufficient, and inserting the syringe into the side connector 204 to extract the blood;
when arterial blood collection is carried out, the first puncture needle 3 pierces into an artery, the plastic needle 202 enters into the blood collection tube, the syringe is inserted into the side connector 204 and blood is extracted, after blood collection is completed, the first puncture needle 3 is pulled out of the artery, then the first puncture needle 3 is sequentially inserted into other blood collection tubes, and the blood in the syringe is distributed to the other blood collection tubes through the first puncture needle 3, so that venous and arterial blood collection is realized.
Example 3:
the schemes of examples 1 and 2 are further described below in conjunction with specific modes of operation, as described below:
as shown in fig. 3, the present embodiment proposes a multi-joint lancet, which includes a connection tube 1, wherein one end of the connection tube 1 is connected with a puncture part, and the other end of the connection tube 1 is connected with a connector structure 2;
the connector structure 2 comprises a main connector part connected with the connecting pipe 1, wherein at least one auxiliary connector part is arranged on the main connector part, the main connector part is used for connecting a vacuum blood collection tube, when the vacuum blood collection tube is insufficient in negative pressure and the blood collection amount does not meet the requirement, the syringe can be connected through the auxiliary connector part, the needed blood amount can be extracted through the syringe, and the use is convenient.
As shown in fig. 3, 4 and 5, in addition to the above embodiments, the main joint portion further includes a connector body 201, one end of the connector body 201 is fixedly connected to the connection tube 1, and after the puncture portion penetrates a vein, blood enters the connector body 201 from the connection tube 1.
As shown in fig. 3, 4 and 5, as a preferred embodiment, further, in addition to the above-described manner, a plastic needle 202 is fixedly connected to an end of the connector body 201, which is far from the connection tube 1, and the plastic needle 202 is used for inserting into a vacuum blood collection tube.
As shown in fig. 3, 4 and 5, in addition to the above embodiments, the sub-joint portion further includes a side joint 204, and the side joint 204 is fixedly connected to one side of the joint main body 201, and a required blood volume can be extracted by the syringe and the side joint 204 by inserting the side joint 204 using a conventional syringe.
As shown in fig. 3, 6 and 7, in the above-described preferred embodiment, a sealing cover 205 is further provided at an end of the side connector 204 away from the connector body 201, and a connecting flexible strip 206 is fixedly connected between the sealing cover 205 and the side connector 204, and the side connector 204 can be plugged by the sealing cover 205, so that the side connector 204 can be plugged when the side connector 204 is not in use.
As shown in fig. 3, in a preferred embodiment, the puncture part is a puncture structure 4, the puncture structure 4 includes a puncture tool connected to an end of the connection pipe 1 remote from the connector main body 201, and a protection tool is provided on an outer surface of the puncture tool, and the protection tool can protect the puncture tool.
As shown in fig. 3, 4 and 5, as a preferred embodiment, on the basis of the above mode, the puncture member further includes a protective sleeve 401, the protective sleeve 401 is slidably sleeved on the outer surface of the connecting pipe 1, a second puncture needle 404 is connected in the protective sleeve 401 in a penetrating manner, the second puncture needle 404 is fixedly communicated with one end of the connecting pipe 1 far away from the connector main body 201, the protective sleeve 401 can protect the second puncture needle 404, after the use is completed, the second puncture needle 404 is retracted into the protective sleeve 401, the condition that the second puncture needle 404 punctures a blood taking person can be reduced, the occupational exposure risk is reduced, and the operation safety of the blood taking person is improved.
As shown in fig. 3, 4 and 5, as a preferred embodiment, based on the above manner, further, a chute 402 is provided on one side of the protective sleeve 401, the inner wall of the chute 402 is slidably connected with a butterfly wing 403, one end of the butterfly wing 403 is fixedly connected with a second puncture needle 404, the other end of the butterfly wing 403 extends to the outside of one side of the protective sleeve 401, and the cooperation of the chute 402 and the butterfly wing 403 can conveniently push the second puncture needle 404 to move, so that the second puncture needle 404 can extend out of the protective sleeve 401 or retract into the protective sleeve 401.
As shown in fig. 3, in the above embodiment, the protector is a first protective tube 405, and the first protective tube 405 is fitted over an end of the protective sleeve 401 remote from the connector main body 201, so that the second puncture needle 404 can be protected by the first protective tube 405.
Specifically, this polylinker blood taking needle when during operation/during use: pulling the first protective cylinder 405 to separate the first protective cylinder 405 from the protective sleeve 401, pushing the butterfly wing 403, driving the second puncture needle 404 to extend out of the protective sleeve 401 through the butterfly wing 403, pinching the butterfly wing 403 and puncturing the second puncture needle 404 into a vein, inserting the plastic needle 202 into a vacuum blood collection tube, enabling blood to enter the connecting tube 1 and the connector main body 201 from the second puncture needle 404, and then enabling the plastic needle 202 to enter the blood collection tube, if the negative pressure of the blood collection tube is insufficient, pulling the sealing cover 205 to separate the sealing cover 205 from the side connector 204, inserting the syringe into the side connector 204 and extracting blood, pulling the second puncture needle 404 after blood collection is completed, and pushing the butterfly wing 403 to enable the second puncture needle 404 to retract into the protective sleeve 401;
when arterial blood collection is performed, the second puncture needle 404 pierces into an artery, the plastic needle 202 enters into the blood collection tube, the syringe is inserted into the side connector 204 and blood is extracted, after blood collection is completed, the second puncture needle 404 is pulled out of the artery, then the second puncture needle 404 is sequentially inserted into other blood collection tubes, and the blood in the syringe is distributed to the other blood collection tubes through the second puncture needle 404, so that venous and arterial blood collection is realized.
The above embodiments are only for illustrating the present utility model and not for limiting the technical solutions described in the present utility model, and although the present utility model has been described in detail in the present specification with reference to the above embodiments, the present utility model is not limited to the above specific embodiments, and thus any modifications or equivalent substitutions are made to the present utility model; all technical solutions and modifications thereof that do not depart from the spirit and scope of the utility model are intended to be included in the scope of the appended claims.
Claims (10)
1. The multi-joint blood taking needle comprises a connecting pipe (1), and is characterized in that one end of the connecting pipe (1) is connected with a puncture part, and the other end of the connecting pipe (1) is connected with a connector structure (2);
the connector structure (2) comprises a main connector part connected with the connecting pipe (1), and at least one auxiliary connector part is arranged on the main connector part.
2. The multi-joint lancet according to claim 1, wherein the main joint portion includes a connector body (201), and one end of the connector body (201) is fixedly connected to the connection tube (1).
3. A multi-joint lancet according to claim 2, wherein the end of the connector body (201) remote from the connecting tube (1) is fixedly connected with a plastic needle (202).
4. A multi-junction lancet according to claim 3, wherein the sub-junction portion includes a side junction (204), the side junction (204) being fixedly connected to one side of the junction main body (201).
5. The multi-joint blood taking needle according to claim 4, wherein a sealing cover (205) is arranged at one end of the side connector (204) far away from the connector main body (201), and a connecting soft strip (206) is fixedly connected between the sealing cover (205) and the side connector (204).
6. The multi-joint blood taking needle according to claim 5, wherein the puncture part is a first puncture needle (3), the first puncture needle (3) is fixedly communicated with one end of the connecting tube (1) far away from the connector main body (201), and a second protection barrel (5) is sleeved on the outer surface of the first puncture needle (3).
7. The multi-joint lancet according to claim 5, wherein the puncturing part is a puncturing structure (4), the puncturing structure (4) comprises a puncturing member connected with one end of the connecting tube (1) away from the connector main body (201), and a protecting member is arranged on the outer surface of the puncturing member.
8. The multi-joint blood taking needle according to claim 7, wherein the puncture member comprises a protective sleeve (401), the protective sleeve (401) is slidably sleeved on the outer surface of the connecting pipe (1), a second puncture needle (404) is connected in the protective sleeve (401) in a penetrating manner, and the second puncture needle (404) is fixedly communicated with one end, far away from the connecting head main body (201), of the connecting pipe (1).
9. The multi-joint blood taking needle according to claim 8, wherein a chute (402) is formed in one side of the protective sleeve (401), a butterfly wing (403) is slidably connected to the inner wall of the chute (402), one end of the butterfly wing (403) is fixedly connected with the second puncture needle (404), and the other end of the butterfly wing (403) extends to the outside of one side of the protective sleeve (401).
10. The multi-connector lancet of claim 9, wherein the shield member is a first shield cartridge (405), and the first shield cartridge (405) is sleeved on an end of the shield sleeve (401) remote from the connector body (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222996794.4U CN219613871U (en) | 2022-11-10 | 2022-11-10 | Multi-joint blood taking needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222996794.4U CN219613871U (en) | 2022-11-10 | 2022-11-10 | Multi-joint blood taking needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219613871U true CN219613871U (en) | 2023-09-01 |
Family
ID=87794460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222996794.4U Active CN219613871U (en) | 2022-11-10 | 2022-11-10 | Multi-joint blood taking needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219613871U (en) |
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2022
- 2022-11-10 CN CN202222996794.4U patent/CN219613871U/en active Active
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