CN208464092U - Detachable disposal vacuum blood-taking device - Google Patents
Detachable disposal vacuum blood-taking device Download PDFInfo
- Publication number
- CN208464092U CN208464092U CN201721105210.2U CN201721105210U CN208464092U CN 208464092 U CN208464092 U CN 208464092U CN 201721105210 U CN201721105210 U CN 201721105210U CN 208464092 U CN208464092 U CN 208464092U
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- CN
- China
- Prior art keywords
- blood
- needle
- connector
- jointing
- connection
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- Expired - Fee Related
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Abstract
The utility model provides a kind of detachable disposal vacuum blood-taking device, including sequentially connected syringe needle, help needle device and connection hose, it is characterized by: the other end of the connection hose is provided with cylindrical jointing, the cylinder jointing is hollow structure, it is circumferentially arranged on cylindrical one end outer wall of the jointing far from connection hose to have connection screw thread, with connection screw thread be cooperatively connected be syringe, or what is be cooperatively connected with the hollow structure of the jointing is fixing sleeve, the other end of the fixing sleeve, which is connected with, leads blood needle, the blood needle of leading is connected across rubber stopper with heparin tube.The device is reduced the pain of patient, also saves the time by the improvement to existing blood taking needle so that heparin tube can also in time collect blood in no negative pressure.
Description
Technical field
The utility model relates to the field of medical instrument technology, and in particular to a kind of detachable disposal vacuum blood sampling dress
It sets.
Background technique
It is a kind of one of current clinically common means that disease is detected by acquisition Human Blood, and existing vacuum is adopted
Blood device is generally made of vacuum blood collection tube, blood taking needle and needle holder three parts, after pin puncture of taking a blood sample enters blood vessel, due to adopting
Endovascular suction function, blood will automatically flow into heparin tube.However we are frequently encountered in actually blood drawing and adopt
Blood vessel does not have the case where negative pressure, and the heparin tube blood of negative pressure just not can't pump out, and at this moment just needs to re-replace heparin tube even
It is to draw blood again, brings pain to patient and do not understand, be not easy the elderly and children taken out especially for some blood, needs
Delay for a long time, has seriously affected working efficiency in the case where densely populated place.
Utility model content
In view of this, the present invention provides a kind of detachable disposal vacuum blood-taking device, which passes through
Improvement to existing blood taking needle reduces the pain of patient so that heparin tube can also in time collect blood in no negative pressure
Hardship also saves the time.
The utility model is that specific technical solution used by solving its technical problem is:
A kind of detachable disposal vacuum blood-taking device, including sequentially connected syringe needle, help needle device and connection it is soft
Pipe, the one end for connecting hose are connect with centralizer, and the other end is connected with cylindrical jointing, and the cylinder jointing is
Hollow structure, it is circumferentially arranged on cylindrical one end outer wall of the jointing far from connection hose to have connection screw thread, lead to
Cross jointing with connect hose connection can be syringe, the connecting pin inner wall of the syringe also is provided with screw thread, will infuse
The connection end cap of emitter sets threaded one end in jointing outer wall, is connected through a screw thread syringe and connection hose is close
It links together；Alternatively, by jointing with connect hose connect can also be heparin tube, in the hollow knot of jointing
Fixing sleeve is set in structure, and the other end of the fixing sleeve, which is connected with, leads blood needle, and the blood needle of leading connects across rubber stopper and heparin tube
It connects.
Further, the cylindrical jointing is made of the first connector being coaxially disposed and the second connector, and described the
The diameter of one connector less than the second connector diameter, one end of first connector with connect hose be connected, first connector
The other end connect with the second connector, the connection hose, the first connector and the second connector are integrated molding structure.
Further, the fixing sleeve is hollow structure, the second connector is inserted into one end of fixing sleeve, other end connection is led
Blood needle, it is described to lead blood needle, fixing sleeve and the second connector three coaxial arrangement, guarantee passing through for blood.
Further, in order to protect syringe needle and lead blood needle, the first protective case is arranged in external in syringe needle, is leading the outer of blood needle
The second protective case is arranged in portion.
Compared with prior art, the utility model has the following beneficial effects:
The utility model improves on the basis of existing blood-taking device, and the jointing for connecting hose one end is improved
Both heparin tube can be connected by leading blood needle with the connector of detachable, such jointing to be a kind of, screw thread can also be passed through
Syringe is connected, when heparin tube, which lacks negative pressure, takes out not bleeding, heparin tube can be disassembled from jointing, then pass through
It is threadedly coupled a syringe, is extracted out blood using the vacuum action of syringe, so there is no need to replace heparin tube or again
New blood drawing, avoids the secondary pain of patient；Meanwhile this replacement connection type is convenient and efficient, and it is easy to operate, it can be soon
It finishes changing syringe to extract blood out, improves the working efficiency of medical staff.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model embodiment 1.
Fig. 2 is the structural schematic diagram of the utility model embodiment 2.
Fig. 3 is the blood taking needle structural schematic diagram of the utility model.
Fig. 4 is the structural schematic diagram of jointing in Fig. 3.
It is as shown in the figure:
1- syringe needle, 2- help needle device, 3- connection hose, 4- cylinder jointing, the first connector of 4.1-, and 4.2- second connects
Head, 5- connection screw thread, 6- syringe, 7- fixing sleeve, 8- lead blood needle, 9- rubber stopper, 10- heparin tube, the first protective case of 11-, 12-
Second protective case.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, with reference to the accompanying drawing and implement
Example is described in further detail the utility model, and following be merely exemplary does not limit the protection scope of the utility model.
Embodiment 1, as shown in Figure 1,3, a kind of detachable disposal vacuum blood-taking device, including sequentially connected needle
First 1, needle device 2 and connection hose 3 are helped, the other end of connection hose 3 is provided with cylindrical jointing 4, the cylinder is even
Connector 4 is hollow structure, circumferentially arranged on cylindrical one end outer wall of the jointing 4 far from connection hose 3 to have
Connection screw thread 5, with connection screw thread 5 be cooperatively connected be syringe 6.
Further, as shown in figure 4, the cylindrical jointing 4 is by the first connector 4.1 being coaxially disposed and
Two connectors 4.2 composition, the diameter of first connector 4.1 less than the second connector 4.2 diameter, the one of first connector 4.1
End is connected with hose 3 is connect, and the other end of first connector 4.1 is connected with the second connector 4.2.
Further, in order to protect syringe needle 1, the outside of syringe needle 1 is provided with the first protective case 11.
Connection hose 3, the first connector 4.1 and the second connector 4.2 in above scheme are the one chemical conversions being made of plastics
The excircle of the second connector 4.2 is arranged in type structure, the connection screw thread for connecting syringe 6, meanwhile, in syringe 6
It is also provided with screw thread inside connecting pin, is connected through a screw thread and syringe 6 is securely attached on jointing 4, this company
It is good to connect the sealing effect in blood drawing, not oozing of blood.
Embodiment 2, as shown in Figure 2,3, a kind of detachable disposal vacuum blood-taking device, including sequentially connected syringe needle
1, needle device 2 and connection hose 3 are helped, the other end of the connection hose 3 is provided with cylindrical jointing 4, and the cylinder is even
Connector 4 is hollow structure, circumferentially arranged on cylindrical one end outer wall of the jointing 4 far from connection hose 3 to have
Connection screw thread 5, what is be cooperatively connected in the hollow structure of the jointing 4 is fixing sleeve 7, and the other end of the fixing sleeve 7 connects
It is connected to and leads blood needle 8, the blood needle 8 of leading is connected across rubber stopper 9 with heparin tube 10.
Further, as shown in figure 4, the cylindrical jointing 4 is by the first connector 4.1 being coaxially disposed and
Two connectors 4.2 composition, the diameter of first connector 4.1 less than the second connector 4.2 diameter, the one of first connector 4.1
End is connected with hose 3 is connect, and the other end of first connector 4.1 is connected with the second connector 4.2.
Further, in order to protect syringe needle 1 and lead blood needle 8, the outside of syringe needle 1 is provided with the first protective case 11, is leading
The outside of blood needle 8 is provided with the second protective case 12.
It is the integrated molding being made of plastics that hose 3, the first connector 4.1 and the second connector 4.2 are connected in above scheme
Structure, the fixing sleeve 7 are arranged coaxially in the hollow structure of the second connector 4.2, and the fixing sleeve 7 is also hollow structure,
Blood needle 8 is led in the other end connection one of fixing sleeve 7, is led blood needle 8 and is inserted into heparin tube 10 across rubber stopper 9.
In practical operation, blood-taking device as described in example 2 is used under normal circumstances, described in embodiment 2
Heparin tube 10 inside lack negative pressure take out not bleeding when, fixing sleeve 7 can be pulled up rapidly, syringe 6 is then connected to connection
On connector 4, blood is extracted out by the vacuum action of syringe 6 after tightening, i.e., blood-taking device described in embodiment 1, above-mentioned reality
The flexible cross-reference of actual needs can certainly be regarded by applying two kinds of blood-taking devices described in example 1 and 2, without sticking to successively.
Blood-taking device provided by the utility model is disposable product, it is ensured that it is safe and healthy, meanwhile, the utility model mentions
The blood-taking device of confession is to improve jointing 4, the circumferentially arranged connection screw thread 5 on the outer wall of jointing 4, in this way
Jointing 4 has reformed into multipurpose joint, both can connect fixing sleeve 7, and then connects heparin tube 10 (embodiment 2), and can be with
It connects syringe 6 (embodiment 1), entire blood-taking device is made to become detachable, have the advantages that flexibly to replace.
The part not illustrated in specification is the prior art or common knowledge.It is practical new that the present embodiment is merely to illustrate this
Type, rather than limitation the scope of the utility model, the equivalent replacement etc. that those skilled in the art do the utility model
Modification is deemed to fall in the utility model claims book institute protection scope.
Claims (5)
1. a kind of detachable disposal vacuum blood-taking device, including sequentially connected syringe needle (1), help needle device (2) and connection soft
It manages (3), it is characterised in that: the other end of connection hose (3) is provided with cylindrical jointing (4), and the cylinder is even
Connector (4) is hollow structure, on the cylindrical one end outer wall of the jointing (4) far from connection hose (3) circumferentially
Be provided with connection screw thread (5), with connection screw thread (5) be cooperatively connected be syringe (6), or with the jointing (4)
What hollow structure was cooperatively connected is fixing sleeve (7), and the other end of the fixing sleeve (7), which is connected with, leads blood needle (8), described to lead blood needle
(8) rubber stopper (9) are passed through to be connected with heparin tube (10).
2. a kind of detachable disposal vacuum blood-taking device according to claim 1, it is characterised in that: the cylinder
Jointing (4) is made of the first connector (4.1) and the second connector (4.2) being coaxially disposed, first connector (4.1) it is straight
Diameter of the diameter less than the second connector (4.2).
3. a kind of detachable disposal vacuum blood-taking device according to claim 2, it is characterised in that: the connection is soft
Pipe (3), the first connector (4.1) and the second connector (4.2) are an integral molding structure.
4. a kind of detachable disposal vacuum blood-taking device according to claim 1, it is characterised in that: the fixing sleeve
It (7) is hollow structure.
5. a kind of detachable disposal vacuum blood-taking device according to claim 1, it is characterised in that: the syringe needle
(1) outside is provided with the first protective case (11), and the outside for leading blood needle (8) is provided with the second protective case (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721105210.2U CN208464092U (en) | 2017-08-31 | 2017-08-31 | Detachable disposal vacuum blood-taking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721105210.2U CN208464092U (en) | 2017-08-31 | 2017-08-31 | Detachable disposal vacuum blood-taking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208464092U true CN208464092U (en) | 2019-02-05 |
Family
ID=65203991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721105210.2U Expired - Fee Related CN208464092U (en) | 2017-08-31 | 2017-08-31 | Detachable disposal vacuum blood-taking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208464092U (en) |
-
2017
- 2017-08-31 CN CN201721105210.2U patent/CN208464092U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190205 Termination date: 20190831 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |