CN208640723U - A kind of disposable blood taking needle preventing cross-infection - Google Patents
A kind of disposable blood taking needle preventing cross-infection Download PDFInfo
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- CN208640723U CN208640723U CN201721623258.2U CN201721623258U CN208640723U CN 208640723 U CN208640723 U CN 208640723U CN 201721623258 U CN201721623258 U CN 201721623258U CN 208640723 U CN208640723 U CN 208640723U
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- needle
- groove
- limited block
- needle guard
- shank
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Abstract
The utility model discloses a kind of disposable blood taking needles for preventing cross-infection, including shaft, shank, puncture needle, first groove, spring, first limited block, first needle guard, first card column, third limited block and the second needle guard, the side of the shaft is equipped with shank, the inside of the fixing head is plugged with puncture needle, the two sides of the shank offer the first groove, the side of first groove is equipped with the first limited block by spring, the inside of second groove is socketed with the first needle guard, one end of first needle guard is provided with the first card column, side inside first card column is provided with third limited block, the side of the third limited block offers through-hole, the second needle guard is socketed on the outside of the fixing head, the utility model can prevent the puncture needle after from medical staff is caused to stab and be infected, it is convenient for dividing simultaneously With not used blood taking needle not after use, the possibility of cross-infection is avoided, it is easy to use.
Description
Technical field
The utility model relates to medical instruments field, specially a kind of disposable blood taking needle for preventing cross-infection.
Background technique
Blood taking needle is a kind of medicinal blood acquisition equipment, current blood taking needle be usually include puncture needle, needle stand, needle tubing with
And hose, puncture needle are fixed on needle stand, both ends are individually fixed in needle stand with needle tubing and for puncture needle to be connected to needle tubing, existing
The puncture needle of blood taking needle is to be exposed to outside, encapsulates blood taking needle using plastic bag after the completion of production, when in use, is punctured
Needle is highly susceptible to pollute；In order to improve drawbacks described above, one needle guard of snapping usually on needle stand, pulls out needle guard before use,
Since needle guard is snapped on needle stand, as needle guard is covered on needle stand again after use, then the blood taking needle used with do not made
Blood taking needle is no different, and medical worker is difficult to recognize, that is to say, that existing blood taking needle there are the risk of cross-infection is larger,
If needle stand does not have protective case, it is easy to cause to stab to medical staff or useless needle treatment people, equally exist cross-infection
May, be unfavorable for using.
So how to design a kind of disposable blood taking needle for preventing cross-infection, becoming us will currently be solved the problems, such as.
Utility model content
The purpose of this utility model is to provide a kind of disposable blood taking needles for preventing cross-infection, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the utility model provides the following technical solutions: a kind of to prevent disposably adopting for cross-infection
Blood needle, including shaft, shank, hose, needle tubing, blood transfusion slot, fixing head, puncture needle, the first groove, spring, the first limited block, press
Button, the second limited block, the second groove, the first needle guard, the first card column, third limited block, through-hole, the second needle guard, the second card column and
Third groove, the side of the shaft are equipped with shank, and one end of the shank is provided with hose, one end connection of the hose
There is needle tubing, the inside of the shank offers blood transfusion slot, and one end of the shank is equipped with fixing head, the inside of the fixing head
It is plugged with puncture needle, the two sides of the shank offer the first groove, and the side of first groove is equipped with by spring
First limited block, the side of first limited block are equipped with button, and one end of the button is provided with the second limited block, described
The side of first groove offers the second groove, and the inside of second groove is socketed with the first needle guard, first needle guard
One end is provided with the first card column, and the side inside first card column is provided with third limited block, and the one of the third limited block
Side offers through-hole, and the second needle guard is socketed on the outside of the fixing head, and one end of second needle guard is provided with the second card column,
Third groove is offered on the outside of described fixing head one end.
Further, the hose is a kind of component of medical rubber hose material.
Further, the shape in the section of the third limited block is triangle.
Further, the diameter of first needle guard is greater than the diameter of the second needle guard.
Compared with prior art, the utility model has the beneficial effects that carrying out in use, press lower button, button is by the
One limited block pushes down, and pulls the first needle guard, after the first needle guard is removed, then the second card column is pulled out out of third groove, is removed
After second needle guard, it can carry out puncturing by puncture needle and draw blood, after the completion of blood drawing, the second card column on the second needle guard is pushed back
In third groove, used puncture needle can be protected, prevent from puncturing needlestick injury medical staff or useless needle treatment people, make
At cross-infection, after removing for the first needle guard, the first limited block stretches out under the action of the first groove, if after will be to using
It is put into blood taking needle and is socketed the first needle guard, the first needle guard is inserted in a part, internal third even if being manually pressed by the first limited block
Limited block still will limit being inserted in for the first needle guard, can be relatively easy to distinguish used blood taking needle and original in this way
Blood taking needle, the utility model can prevent the puncture needle after from medical staff is caused to stab and be infected, while convenient for making respectively
With rear and not used blood taking needle, the possibility of cross-infection is avoided, it is easy to use.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is the structural schematic diagram of A in the utility model Fig. 1；
Figure label: 1, shaft；2, shank；3, hose；4, needle tubing；5, blood transfusion slot；6, fixing head；7, puncture needle；8,
One groove；9, spring；10, the first limited block；11, button；12, the second limited block；13, the second groove；14, the first needle guard；15,
First card column；16, third limited block；17, through-hole；18, the second needle guard；19, the second card column；20, third groove.
Specific embodiment
It is illustrated below in conjunction with preferred embodiment of the attached drawing to the utility model, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of disposable blood sampling preventing cross-infection
Needle, including shaft 1, shank 2, hose 3, needle tubing 4, blood transfusion slot 5, fixing head 6, puncture needle 7, the first groove 8, spring 9, first limit
Position block 10, button 11, the second limited block 12, the second groove 13, the first needle guard 14, the first card column 15, third limited block 16, through-hole
17, the second needle guard 18, the second card column 19 and third groove 20, the side of shaft 1 are equipped with shank 2, and one end of shank 2 is provided with
Hose 3, one end of hose 3 are connected with needle tubing 4, and the inside of shank 2 offers blood transfusion slot 5, and one end of shank 2 is equipped with fixing head
6, the inside of fixing head 6 is plugged with puncture needle 7, and the two sides of shank 2 offer the first groove 8, and the side of the first groove 8 passes through
Spring 9 is equipped with the first limited block 10, and the side of the first limited block 10 is equipped with button 11, and one end of button 11 is provided with second
Limited block 12, the side of the first groove 8 offer the second groove 13, and the inside of the second groove 13 is socketed with the first needle guard 14, the
One end of one needle guard 14 is provided with the first card column 15, and the side inside the first card column 15 is provided with third limited block 16, third limit
The side of position block 16 offers through-hole 17, and the outside of fixing head 6 is socketed with the second needle guard 18, and one end of the second needle guard 18 is provided with
Second card column 19, fixing head offer third groove 20 on the outside of 6 one end；It is carrying out in use, pressing lower button 11, button 11 will
First limited block 10 pushes down, and pulls the first needle guard 14, after the first needle guard 14 is removed, then by the second card column 19 from third groove 20
Interior pull-out after removing the second needle guard 18, can be carried out puncturing by puncture needle 7 and be drawn blood, after the completion of blood drawing, by the second needle guard 18
On the second card column 19 push back in third groove 20, used puncture needle 7 can be protected, prevent puncture needle 7 from stabbing doctor
Shield personnel or useless needle treatment people, cause cross-infection, and after removing for the first needle guard 14, the first limited block 10 is in the first groove
It is stretched out under the action of 8, if the first needle guard 14 is socketed to blood taking needle is put into after using, even if being manually pressed by the first limited block 10
First needle guard 14 is inserted in a part, internal third limited block 16 still will limit being inserted in for the first needle guard 14, in this way can be compared with
Readily to distinguish used blood taking needle and original blood taking needle, the utility model can prevent the puncture needle after 7
Medical staff is caused to stab and be infected, while convenient for, with not used blood taking needle, avoiding cross-infection after use respectively
May, it is easy to use.
Further, hose 3 is a kind of component of medical rubber hose material, the blood quality after guaranteeing blood sampling.
Further, the shape in the section of third limited block 16 is triangle, can more effectively be limited.
Further, the diameter of the first needle guard 14 be greater than the second needle guard 18 diameter, convenient for the second needle guard 18 installation and
It uses.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (5)
1. a kind of disposable blood taking needle for preventing cross-infection, including shaft (1), shank (2), hose (3), needle tubing (4), blood transfusion
Slot (5), fixing head (6), puncture needle (7), the first groove (8), spring (9), the first limited block (10), button (11), the second limit
Position block (12), the second groove (13), the first needle guard (14), the first card column (15), third limited block (16), through-hole (17), second
Needle guard (18), the second card column (19) and third groove (20), it is characterised in that: the side of the shaft (1) is equipped with shank
(2), one end of the shank (2) is provided with hose (3), and one end of the hose (3) is connected with needle tubing (4), the shank (2)
Inside offer blood transfusion slot (5), one end of the shank (2) is equipped with fixing head (6), and the inside of the fixing head (6) is inserted
It is connected to puncture needle (7), the two sides of the shank (2) offer the first groove (8), and the side of first groove (8) passes through
Spring (9) is equipped with the first limited block (10), and the side of first limited block (10) is equipped with button (11), the button
(11) one end is provided with the second limited block (12), and the side of first groove (8) offers the second groove (13), and described
The inside of two grooves (13) is socketed with the first needle guard (14), and one end of first needle guard (14) is provided with the first card column (15),
The internal side of first card column (15) is provided with third limited block (16), and the side of the third limited block (16) offers
Through-hole (17) is socketed with the second needle guard (18) on the outside of the fixing head (6), and one end of second needle guard (18) is provided with
Two card columns (19) offer third groove (20) on the outside of described fixing head (6) one end.
2. a kind of disposable blood taking needle for preventing cross-infection according to claim 1, it is characterised in that: the hose
It (3) is a kind of component of medical rubber hose material.
3. a kind of disposable blood taking needle for preventing cross-infection according to claim 1, it is characterised in that: the third limit
The shape in the section of position block (16) is triangle.
4. a kind of disposable blood taking needle for preventing cross-infection according to claim 1, it is characterised in that: first needle
The diameter for covering (14) is greater than the diameter of the second needle guard (18).
5. a kind of disposable blood taking needle for preventing cross-infection according to claim 1, it is characterised in that: the spring
(9) quantity installed is three.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721623258.2U CN208640723U (en) | 2017-11-29 | 2017-11-29 | A kind of disposable blood taking needle preventing cross-infection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721623258.2U CN208640723U (en) | 2017-11-29 | 2017-11-29 | A kind of disposable blood taking needle preventing cross-infection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208640723U true CN208640723U (en) | 2019-03-26 |
Family
ID=65770260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721623258.2U Active CN208640723U (en) | 2017-11-29 | 2017-11-29 | A kind of disposable blood taking needle preventing cross-infection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208640723U (en) |
-
2017
- 2017-11-29 CN CN201721623258.2U patent/CN208640723U/en active Active
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| GR01 | Patent grant |