CN223554851U - Multipurpose blood sampling assembly - Google Patents
Multipurpose blood sampling assemblyInfo
- Publication number
- CN223554851U CN223554851U CN202422718692.5U CN202422718692U CN223554851U CN 223554851 U CN223554851 U CN 223554851U CN 202422718692 U CN202422718692 U CN 202422718692U CN 223554851 U CN223554851 U CN 223554851U
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- test tube
- blood collection
- way valve
- detachably connected
- needle
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Abstract
The utility model provides a multipurpose blood sampling assembly which comprises a syringe, a three-way valve, a test tube insert, a puncture blood sampling piece and an indwelling catheter blood sampling piece, wherein a first connecting end of the three-way valve is detachably connected with a nipple of the syringe, a second connecting end of the three-way valve is detachably connected with the indwelling catheter blood sampling piece, the indwelling catheter blood sampling piece is detachably connected with the puncture blood sampling piece, a third connecting end of the three-way valve is detachably connected with the test tube insert, and the test tube insert is detachably connected with an external test tube. The multipurpose blood sampling assembly provided by the utility model can realize percutaneous puncture blood vessel blood sampling and also can realize blood sampling through the indwelling catheter end, and the three-way valve is regulated to realize communication between every two passages of the three-way valve, so that corresponding collection and storage of anterior segment blood and test blood are realized, repeated disassembly and connection of the catheter in the blood sampling process are avoided, and the convenience and safety of blood sampling are improved.
Description
Technical Field
The utility model relates to the technical field of medical treatment, in particular to a multipurpose blood sampling assembly.
Background
The critical patients in emergency call have serious illness and poor body vascular conditions, and need to draw blood and test for many times, so that references are provided for treatment, and therefore, the tests are usually needed to be carried out by blood sampling immediately in established venous passages (such as indwelling needles, central venous catheters and dialysis catheters), and most of patients in ICU have indwelling arterial puncture catheters along with popularization of invasive arterial puncture catheters at present, and can be carried out by blood sampling while continuously and dynamically monitoring blood pressure, so that the pain of the patients is greatly relieved.
In the case of drawing blood through an indwelling vascular access, typically about 5-10 milliliters of blood containing a medical fluid or a lock saline is drawn using a first syringe, and then the blood is drawn using a second syringe, and the blood from the second syringe is then passed through the syringe needle and into a test tube, where it can be returned to the patient. However, the blood collection process is complicated and there are risks that medical staff is easily needled when the blood collected in the second syringe is injected into the test tube, and that the sample is easily polluted by disassembling the disconnected catheter several times during the blood collection process, and that the syringe is not closed when the blood containing the liquid medicine or heparin saline is returned to the patient during the blood collection, so that there is a risk of pollution.
That is, how to provide a multipurpose blood sampling assembly, which can directly sample blood through a skin puncture blood vessel and also can sample blood through an indwelling catheter, so as to achieve the technical effect of improving the convenience and safety of blood sampling, is a technical problem to be solved in the field.
Disclosure of utility model
In view of the above, the present utility model aims to provide a multipurpose blood collection assembly, which at least solves at least one of the above-mentioned technical problems.
The present utility model provides a multipurpose blood collection assembly comprising:
a syringe, a three-way valve, a test tube insert, a puncture blood collection piece and an indwelling catheter blood collection piece,
The first connecting end of the three-way valve is detachably connected with a nipple of the syringe, the second connecting end of the three-way valve is detachably connected with the indwelling catheter blood collection piece, the indwelling catheter blood collection piece is detachably connected with the puncture blood collection piece, the third connecting end of the three-way valve is detachably connected with the test tube insert, and the test tube insert is detachably connected with an external test tube.
Preferably, the indwelling catheter blood collection piece includes:
One end of the first hose is detachably connected with the second connecting end of the three-way valve;
the catheter connector is fixed to the other end of the first hose and is detachably connected with an external indwelling catheter.
Preferably, the lancing blood collection piece includes:
one end of the second hose is detachably connected with the conduit connector;
The needle seat is internally provided with a second liquid guide channel, and one end of the needle seat is fixedly connected with the other end of the second hose;
The puncture needle is fixed at the other end of the needle seat, and a channel in the puncture needle is communicated with the second liquid guide channel.
Preferably, the test tube insert comprises:
one end of the third hose is detachably connected with the third connecting end of the three-way valve;
The connecting seat is internally provided with a first liquid guide channel, and one end of the connecting seat is fixedly connected with the other end of the third hose;
One end of the needle tube is fixedly connected with the other end of the connecting seat, and the needle tube is communicated with the liquid guide channel;
The test tube protection sleeve is of a hollow columnar structure, a through hole is formed in one end of the columnar structure, the other end of the test tube protection sleeve is open, the test tube protection sleeve is sleeved and fixed on the connecting seat through the through hole, and the needle tube is positioned in the test tube protection sleeve;
And the sealing film is glued and sealed at the opening of the test tube protecting sleeve.
Preferably, the test tube insert further comprises:
And the pull ring is arranged on the outer side wall of the sealing film.
Preferably, the inner diameter of the test tube protecting sleeve is larger than the outer diameter of the test tube, and one end of the needle tube, which is far away from the connecting seat, is provided with a puncture tip.
Preferably, the lancing blood collection piece further comprises:
the rubber needle cap is sleeved outside the puncture needle and is detachably connected with the needle seat.
Preferably, the first connecting end of the three-way valve is in threaded connection with a nipple of the syringe, the second connecting end of the three-way valve is in threaded connection with one end of the first hose, the third connecting end of the three-way valve is in threaded connection with one end of the third hose, and the conduit connector is in threaded connection with one end of the second hose.
Preferably, the test tube protecting sleeve is made of plastic.
Compared with the prior art, the utility model has the beneficial effects that:
Specifically, the utility model provides a multipurpose blood sampling assembly, which comprises a syringe, a three-way valve, a test tube insert, a puncture blood sampling piece and an indwelling catheter blood sampling piece, wherein a first connecting end of the three-way valve is detachably connected with a nipple of the syringe, a second connecting end of the three-way valve is detachably connected with the indwelling catheter blood sampling piece, the indwelling catheter blood sampling piece is detachably connected with the puncture blood sampling piece, a third connecting end of the three-way valve is detachably connected with the test tube insert, and the test tube insert is detachably connected with an external test tube. The multipurpose blood sampling assembly provided by the utility model can realize percutaneous puncture blood sampling and also can realize blood sampling through the indwelling catheter end, the indwelling catheter can be an indwelling needle, a central venous catheter, a dialysis catheter and an arterial puncture catheter, skin puncture blood sampling can be realized through a puncture blood sampling piece, indwelling end blood sampling can be realized through detachable connection of the indwelling catheter blood sampling piece and the indwelling catheter, a three-way valve is arranged, front-section blood is sampled through a second connecting end of the three-way valve, a first connecting end of the three-way valve is used for extracting front-section blood, a third connecting end of the three-way valve is detachably connected with a test tube, blood collected from the second connecting end is collected into the test tube, and blood collection and storage are realized. The three-way valve can be communicated between every two passages through the knob of the three-way valve, so that the corresponding collection and storage of the front blood collection and detection blood are realized, repeated disassembly and connection of the guide tube in the blood collection process are avoided, and the convenience and safety of blood collection are improved.
The foregoing description is only an overview of the present utility model, and is intended to be implemented in accordance with the teachings of the present utility model in order that the same may be more clearly understood and to make the same and other objects, features and advantages of the present utility model more readily apparent.
Drawings
In order to more clearly illustrate the embodiments of the present description or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, it being 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 a multipurpose blood collection assembly according to an embodiment of the present application.
Reference numerals:
1. A syringe;
2. A three-way valve;
21. a first connection end;
22. a second connection end;
23. a third connection end;
3. an indwelling catheter blood collection piece;
31. A first hose;
32. A conduit connector;
4. Puncturing the blood collection piece;
41. a second hose;
42. A needle stand;
43. A puncture needle;
44. a rubber needle cap;
5. verifying the tube insert;
51. A third hose;
52. A connecting seat;
53. A needle tube;
54. Test tube protecting sleeve;
55. a sealing film;
56. And (5) a pull ring.
Detailed Description
The technical solutions of the embodiments of the present specification will be clearly and completely described below with reference to the drawings in the embodiments of the present specification, and it is apparent that the described embodiments are only some embodiments of the present specification, not all embodiments. All other embodiments obtained by a person skilled in the art based on the embodiments in the present specification are within the scope of the present utility model, wherein the "and/or" keyword "referred to in the present application indicates and/or both cases, in other words, a and/or B mentioned in the embodiments in the present specification indicates both cases a and B, A or B, and three states in which a and B exist, such as a and/or B, indicate that a is included only without B, B is included only without a, and a and B are included.
Meanwhile, in the present embodiment, when one component is considered to be "connected" to another component, it may be directly connected to the other component or may coexist with an intervening component. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present.
Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model.
Example 1
Referring to fig. 1, in particular, in an embodiment of the multipurpose blood collection set, the multipurpose blood collection set provided by the present application specifically includes a syringe 1, a three-way valve 2, a test tube insert 5, a puncture blood collection unit 4 and an indwelling catheter blood collection unit 3, a first connection end 21 of the three-way valve 2 is detachably connected to a nipple of the syringe 1, a second connection end 22 of the three-way valve 2 is detachably connected to the indwelling catheter blood collection unit 3, the indwelling catheter blood collection unit 3 is detachably connected to the puncture blood collection unit 4, a third connection end 23 of the three-way valve 2 is detachably connected to the test tube insert 5, and the test tube insert 5 is detachably connected to an external test tube.
Specifically, the embodiment of the utility model provides a multipurpose blood sampling assembly, which comprises a syringe 1, a three-way valve 2, a test tube insert 5, a puncture blood sampling piece 4 and an indwelling catheter blood sampling piece 3, wherein a first connecting end 21 of the three-way valve 2 is detachably connected with a nipple of the syringe 1, a second connecting end 22 of the three-way valve 2 is detachably connected with the indwelling catheter blood sampling piece 3, the indwelling catheter blood sampling piece 3 is detachably connected with the puncture blood sampling piece 4, a third connecting end 23 of the three-way valve 2 is detachably connected with the test tube insert 5, and the test tube insert 5 is detachably connected with an external test tube. The multipurpose blood sampling assembly provided by the embodiment of the utility model can realize blood sampling through a skin puncture blood vessel and blood sampling through an indwelling catheter end, wherein the indwelling catheter can be an indwelling needle, a central venous catheter, a dialysis catheter and an arterial puncture catheter, the skin puncture blood vessel can be sampled through the puncture blood sampling piece 4, the indwelling end blood sampling can be realized through the detachable connection of the indwelling catheter blood sampling piece 3 and the indwelling catheter, the three-way valve 2 is arranged, the blood sampling is carried out through the second connecting end 22 of the three-way valve 2, the front-section blood is extracted through the first connecting end 21, the third connecting end 23 is detachably connected with a test tube, and the blood collected from the second connecting end 22 is collected into the test tube to realize the collection and storage of the blood, and at the moment, the front-section blood collected in the syringe 1 can be re-injected into a human body to reduce iatrogenic blood waste. The three-way valve 2 can be communicated between every two passages through adjusting the knob of the three-way valve 2, so that the corresponding collection and storage of the front blood collection and detection blood are realized, repeated disassembly and connection of the guide tube in the blood collection process are avoided, and the convenience and safety of blood collection are improved.
In one possible embodiment, the indwelling catheter blood collection unit 3 includes a first hose 31 and a catheter connector 32, one end of the first hose 31 is detachably connected to the second connection end 22 of the three-way valve 2, the catheter connector 32 is fixed to the other end of the first hose 31, and the catheter connector 32 is detachably connected to an external indwelling catheter.
Specifically, a connector adapted to the second connection end 22 of the three-way valve 2 may be disposed at one end of the first hose 31, so that the first hose 31 is in threaded connection with the second connection end 22 of the three-way valve 2 through the connector, the catheter connector 32 at the other end of the first hose 31 is detachably connected with an external indwelling catheter, the external indwelling catheter may be an indwelling needle, a central venous catheter, a dialysis catheter or an arterial puncture catheter, and the catheter connector 32 may be in threaded connection with the external indwelling catheter, so that blood collection through the indwelling catheter is achieved by the indwelling catheter blood collection piece 3.
In one possible embodiment, the lancing and blood sampling member 4 includes a second hose 41, a needle holder 42 and a lancet 43, wherein one end of the second hose 41 is detachably connected with the catheter connector 32, a second liquid guiding channel is formed in the needle holder 42, one end of the needle holder 42 is fixedly connected with the other end of the second hose 41, the lancet 43 is fixed at the other end of the needle holder 42, and the channel in the lancet 43 is communicated with the second liquid guiding channel.
Specifically, a connector adapted to the conduit connector 32 may be disposed at one end of the second hose 41, so as to realize detachable connection between the second hose 41 and the conduit connector 32, where the detachable connection may be threaded connection.
In one possible implementation manner, the test tube insert 5 comprises a third hose 51, a connecting seat 52, a needle tube 53, a test tube protecting sleeve 54 and a sealing film 55, wherein one end of the third hose 51 is detachably connected with the third connecting end 23 of the three-way valve 2, a first liquid guide channel is arranged in the connecting seat 52, one end of the connecting seat 52 is fixedly connected with the other end of the third hose 51, one end of the needle tube 53 is fixedly connected with the other end of the connecting seat 52, the needle tube 53 is communicated with the liquid guide channel, the test tube protecting sleeve 54 is of a hollow cylindrical structure, one end of the cylindrical structure is provided with a through hole, the other end of the test tube protecting sleeve 54 is provided with an opening, the test tube protecting sleeve 54 is sleeved and fixed on the connecting seat 52 through the through hole, the needle tube 53 is positioned in the test tube protecting sleeve 54, and the sealing film 55 is glued at the opening of the test tube protecting sleeve 54.
Specifically, collection and storage of blood is achieved by detachably connecting the test tube insert 5 with the three-way valve 2 to insert the test tube insert 5 into an external test tube. The needle tube 53 in the test tube protecting sleeve 54 is sealed and protected by arranging the test tube protecting sleeve 54 on the periphery of the needle tube 53 and sealing the window of the test tube protecting sleeve 54 by using a sealing film 55.
In one possible embodiment, the test tube insert 5 further comprises a pull tab 56, the pull tab 56 being provided on the outer side wall of the sealing membrane 55 to facilitate tearing the sealing membrane 55 from the test tube protective sheath 54 by pulling the pull tab 56.
In one possible embodiment, the tube protecting sleeve 54 has an inner diameter larger than the outer diameter of the test tube, and the tube protecting sleeve 54 is made of plastic, and the end of the needle tube 53 remote from the connecting seat 52 has a piercing tip to pierce from the silicone of the test tube through the piercing tip.
Specifically, the inner diameter of the test tube protecting sleeve 54 is set to be larger than the outer diameter of the test tube, so that when the needle tube 53 in the test tube protecting sleeve 54 is inserted into the test tube after the sealing film 55 is torn by the pull ring 56, the test tube protecting sleeve 54 can be sleeved on the periphery of the test tube to protect the end head of the test tube and avoid pollution.
In one possible embodiment, the puncture blood collection device 4 further comprises a rubber needle cap 44, wherein the rubber needle cap 44 is sleeved outside the puncture needle 43 and detachably connected with the needle seat 42, so that the rubber needle cap 44 is used for realizing sealing protection of the puncture needle 43, and pollution caused by exposure of the puncture needle 43 to air is avoided.
In one possible embodiment, the first connection end 21 of the three-way valve 2 is in threaded connection with the nipple of the syringe 1, the second connection end 22 of the three-way valve 2 is in threaded connection with one end of the first hose 31, the third connection end 23 of the three-way valve 2 is in threaded connection with one end of the third hose 51, and the conduit connector 32 is in threaded connection with one end of the second hose 41, so that the three-way valve 2 is conveniently detached from the syringe 1 and the hoses, the operation time of medical staff is saved, and the blood collection efficiency is improved.
The multipurpose blood taking needle provided by the application can realize subcutaneous puncture blood taking, and also can realize blood taking through the indwelling catheter:
When the subcutaneous puncture blood sampling is needed, the puncture blood sampling piece 4 can be connected to the indwelling catheter blood sampling piece 3, the indwelling catheter blood sampling piece 3 is connected to the three-way valve 2, then the syringe 1 and the test tube insert 5 are respectively connected with two ends of the three-way valve 2 in a sealing way, the test tube insert 5 is inserted into the test tube, at the moment, the three-way valve 2 is in a closed state, at the moment, the first connecting end 21 and the third connecting end 23 of the three-way valve 2 can be directly communicated, and due to the negative pressure in the test tube, a corresponding amount of blood can be extracted and stored in the test tube so as to finish blood collection, at the moment, if the front-section blood in the syringe 1 needs to be refilled into a human body, the first connecting end 21 and the second connecting end 22 can be communicated so as to manually refill the blood in the syringe 1 into the human body;
When the blood needs to be collected by the indwelling catheter, the puncture blood collection piece 4 can be detached from the indwelling catheter blood collection piece 3, then the catheter connector 32 of the indwelling catheter blood collection piece 3 is connected with the indwelling catheter of the patient, and since other liquid medicine or tube sealing saline is reserved in blood near the indwelling catheter, the first connecting end 21 and the second connecting end 22 of the three-way valve 2 are required to be communicated firstly so as to extract a proper amount of front-stage blood (because other liquid medicine or tube sealing saline is reserved in the front-stage blood) through the syringe 1, then the first connecting end 21 and the third connecting end 23 of the three-way valve 2 are required to be communicated, and a corresponding amount of blood can be extracted into the test tube for storage due to negative pressure in the test tube, so that the collection of the blood is completed, and at this time, if the front-stage blood in the syringe 1 needs to be refilled into the human body, the first connecting end 21 and the second connecting end 22 can be communicated so as to manually refill the blood in the syringe 1 into the human body. The capacity of the syringe is 10ml, and the side wall of the syringe is provided with scale marks.
It should be noted that, the structures, proportions, sizes and the like shown in the drawings attached to the present specification are used for understanding and reading only in conjunction with the disclosure of the present specification, and are not intended to limit the applicable limitations of the present utility model, so that any modification of the structures, variation of proportions or adjustment of sizes of the structures, proportions and the like should not be construed as essential to the present utility model, and should still fall within the scope of the disclosure of the present utility model without affecting the efficacy and achievement of the present utility model. Also, the terms such as "upper," "lower," "left," "right," "middle," and "a" and the like recited in the present specification are merely for descriptive purposes and are not intended to limit the scope of the utility model, but are intended to provide relative positional changes or modifications without materially altering the technical context in which the utility model may be practiced.
The present utility model is not limited to the above-mentioned embodiments, but is not limited to the above-mentioned embodiments, and any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical matters of the present utility model can be made by those skilled in the art without departing from the scope of the present utility model.
Claims (8)
1. A multipurpose blood collection assembly, the multipurpose blood collection assembly comprising:
the device comprises a syringe, a three-way valve, a test tube insert, a puncture blood collection piece and an indwelling catheter blood collection piece, wherein a first connecting end of the three-way valve is detachably connected with a nipple of the syringe, a second connecting end of the three-way valve is detachably connected with the indwelling catheter blood collection piece, the indwelling catheter blood collection piece is detachably connected with the puncture blood collection piece, a third connecting end of the three-way valve is detachably connected with the test tube insert, and the test tube insert is detachably connected with an external test tube;
The test tube insertion piece comprises a third hose, a connecting seat, a needle tube, a test tube protection sleeve and a sealing film, wherein one end of the third hose is detachably connected with a third connecting end of the three-way valve, a first liquid guide channel is arranged in the connecting seat, one end of the connecting seat is fixedly connected with the other end of the third hose, one end of the needle tube is fixedly connected with the other end of the connecting seat, the needle tube is communicated with the liquid guide channel, the test tube protection sleeve is of a hollow columnar structure, one end of the columnar structure is provided with a through hole, the other end of the test tube protection sleeve is open, the test tube protection sleeve is sleeved and fixed on the connecting seat through the through hole, the needle tube is positioned in the test tube protection sleeve, and the sealing film is glued at the opening of the test tube protection sleeve.
2. The multipurpose blood collection assembly of claim 1, wherein the indwelling catheter blood collection set comprises:
One end of the first hose is detachably connected with the second connecting end of the three-way valve;
the catheter connector is fixed to the other end of the first hose and is detachably connected with an external indwelling catheter.
3. The multipurpose blood collection assembly of claim 2, wherein the lancing blood collection member comprises:
one end of the second hose is detachably connected with the conduit connector;
The needle seat is internally provided with a second liquid guide channel, and one end of the needle seat is fixedly connected with the other end of the second hose;
The puncture needle is fixed at the other end of the needle seat, and a channel in the puncture needle is communicated with the second liquid guide channel.
4. The multi-purpose blood collection assembly of claim 3, wherein the test tube insert further comprises:
And the pull ring is arranged on the outer side wall of the sealing film.
5. The multi-purpose blood collection assembly of claim 4, wherein the tube protective sleeve has an inner diameter greater than an outer diameter of the test tube, and wherein the needle cannula has a piercing tip at an end distal from the connector hub.
6. The multi-purpose blood collection assembly of claim 5, wherein the lancing blood collection member further comprises:
the rubber needle cap is sleeved outside the puncture needle and is detachably connected with the needle seat.
7. The multi-purpose blood collection assembly of claim 6, wherein the first connection end of the three-way valve is threadably coupled to a nipple of the syringe, the second connection end of the three-way valve is threadably coupled to an end of the first hose, the third connection end of the three-way valve is threadably coupled to an end of the third hose, and the conduit connector is threadably coupled to an end of the second hose.
8. The multi-purpose blood collection assembly of claim 7, wherein the tube protective sleeve is made of plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422718692.5U CN223554851U (en) | 2024-11-07 | 2024-11-07 | Multipurpose blood sampling assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422718692.5U CN223554851U (en) | 2024-11-07 | 2024-11-07 | Multipurpose blood sampling assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223554851U true CN223554851U (en) | 2025-11-18 |
Family
ID=97669150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422718692.5U Active CN223554851U (en) | 2024-11-07 | 2024-11-07 | Multipurpose blood sampling assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223554851U (en) |
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2024
- 2024-11-07 CN CN202422718692.5U patent/CN223554851U/en active Active
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