CN208893338U - A kind of safeguard protection syringe needle - Google Patents
A kind of safeguard protection syringe needle Download PDFInfo
- Publication number
- CN208893338U CN208893338U CN201721235206.8U CN201721235206U CN208893338U CN 208893338 U CN208893338 U CN 208893338U CN 201721235206 U CN201721235206 U CN 201721235206U CN 208893338 U CN208893338 U CN 208893338U
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- CN
- China
- Prior art keywords
- protective case
- connection ontology
- connection
- strip
- ontology
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a kind of safeguard protection syringe needles, it include spike body, conduit and connection ontology, the spike body is fixedly installed on the front end of the connection ontology, the conduit is fixedly connected on the rear end of the connection ontology, connection ontology is hollow tubular structure, the spike body, connection ontology is connected to catheter interior, the needle wing is fixedly installed on the connection outer body wall, the connection ontology front end is also plugged with first protective case to wrap the spike body, the connection body exterior is also arranged with second protective case an of tubulose, by adding the first strip and the first stop block on connection ontology, and the second strip and the second stop block on the second protective case and the second protective case that connection body exterior is arranged a tubulose, medical staff is avoided to exist by the effect of the second protective case After blood drawing, infusion etc., led to the accident of occupational exposure by needlestick injuries due to unexpected, thus effective protection medical staff.
Description
Technical field
The utility model relates to the field of medical instrument technology more particularly to a kind of safeguard protection syringe needles.
Background technique
In clinical nursing activity, various infusions, injection, blood sampling are the most basic most common nursing manipulative skills.In recent years
Come, with the increase of these basic operations and nursing work load, needle is stabbed as one of most common occupational exposure.It is adjusted according to correlation
Display is looked into, China occurred needle there are about 80% nursing staff and stabs, and it is 88.97% that nurse's needle, which stabs incidence, was pierced per capita
4.75 times/year of wound, clinical nursing staff, which becomes, occurs the people at highest risk that needle is stabbed.Needle, which is stabbed, not only brings blood to the body of nurse
The potential danger of source sexuality dye, also the different degrees of psychological pressure for increasing nurse, brings nurses ' psychology serious and lasting
Influence, someone even also therefore and stopped work.
In clinical nursing activity, after the completion of infusion, blood sampling, syringe needle is exposed after medical staff pulls out needle, therefore slightly not
Paying attention to will be by needlestick injuries, since syringe needle has been used, it is thus possible to will cause the infection of blood-borne diseases.
Utility model content
Against the above deficiency, the utility model provides a kind of safeguard protection syringe needle, can protect after using preceding and use
Medical staff is protected to hurt from accidental needle sticks.
In order to achieve the above objectives, the utility model adopts the following technical solution:
A kind of safeguard protection syringe needle includes spike body, conduit and connection ontology, the spike body fixed setting
In the front end of the connection ontology, the conduit is fixedly connected on the rear end of the connection ontology, and connection ontology is hollow tubular
Structure, the spike body, connection ontology are connected to catheter interior, are fixedly installed the needle wing on the connection outer body wall,
The connection ontology front end is also plugged with first protective case to wrap the spike body, the connection ontology
Front is pre-small post-large step structure, and the front of the connection ontology is provided with inclined to the front end of the connection ontology
First strip, the front of the connection ontology first strip it is other, be additionally provided with the of annular close to the conduit side
One stop block；The connection body exterior is also arranged with second protective case an of tubulose, the front end tool of second protective case
There is closing-in structure, the bore of the front opening of second protective case is less than the outer diameter of the big step of the connection body portion,
The rear inside wall of second protective case is equipped with the second stop block of annular, and the internal diameter of second stop block is less than described the
The outer diameter of one stop block is additionally provided with to the rear end of second protective case inclined second on the inner wall of second protective case
Strip, second strip are located at second stop block in the side close to second protective case front end；Described second protects
The side wall of sheath is provided with axial opening in the place concordant with the needle wing.
As an improvement of the present invention, protection flank flexible, institute are fixedly installed on the axial sides edge of the opening
It states protection flank to be symmetrical arranged, intersect on the opening longitudinal center line.
As an improvement of the present invention, the protection flank in fixing end to free extreme direction thickness gradually become smaller.
As an improvement of the present invention, the internal diameter of second stop block is equal to the outer of in the middle part of the connection ontology and rear portion
Diameter.
As an improvement of the present invention, first strip is set as a circle in the front of the connection ontology.
As an improvement of the present invention, second strip is set as a circle in the inner wall of second protective case.
Compared with prior art, the utility model has the beneficial effects that
1, this is external by adding the first strip and the first stop block on connection ontology, and in connection for the utility model
Portion is arranged second protective case an of tubulose, avoids medical staff after blood drawing, infusion etc. by the effect of the second protective case,
By the accident of needlestick injuries due to unexpected, thus effective protection medical staff；
2, due to being provided with the first protective case and the second protective case, can medical staff be protected to exempt from before and after infusion
It is stabbed by needle；
3, after being provided with the second protective case, the needle wing is still remained, therefore it is practical new using this to can be convenient medical staff
Type is drawn blood, is infused, moreover it is possible to be facilitated and be enabled the second protective case to entangle spike body, is i.e. the utility model still has very
Good convenience.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical solution of the utility model embodiment
The attached drawing used is briefly described.
Fig. 1 is a kind of structural schematic diagram of the embodiment of the utility model before use；
Fig. 2 is a kind of structural schematic diagram of embodiment of the utility model after use；
Fig. 3 is a kind of view in transverse section of embodiment of the utility model.
Wherein, label as shown in the figure are as follows: 1: spike body；2: the needle wing；3: connection ontology；4: conduit；5: the first protective cases；
6: the first strips；7: the first stop blocks；8: the second protective cases；9: opening；10: the second stop blocks；11: protection flank；12: the second
Strip.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1 is please referred to, is the structural schematic diagram of safeguard protection syringe needle, the present embodiment provides a kind of safeguard protection syringe needle, packets
Spike body 1, conduit 4 and connection ontology 3 are included, spike body 1 is fixedly installed on the front end of connection ontology 3, and conduit 4 is fixed
It is connected to the rear end of connection ontology 3, connection ontology 3 is hollow tubular structure, and spike body 1 connects inside ontology 3 and conduit 4
Connection connects and is fixedly installed the needle wing 2 on 3 lateral wall of ontology, and connection 3 front end of ontology is also plugged with one to wrap syringe needle
First protective case 5 of ontology 1, the front of connection ontology 3 are pre-small post-large step structure, the front setting of connection ontology 3
Inclined first strip 6 in the front end of directed connection ontology 3 connects the front of ontology 3 in other, close 4 side of conduit of the first strip 6
It is additionally provided with the first stop block 7 of annular, the first stop block 7 is fixed on connection 3 excircle of ontology；It connects outside ontology 3
Portion is also arranged with second protective case 8 an of tubulose, and the front end of the second protective case 8 has a closing-in structure, before the second protective case 8
The bore of end opening is less than the outer diameter of the big step of connection 3 front of ontology, and the rear inside wall of the second protective case 8 is equipped with annular
Second stop block 10, the second stop block 10 are fixed on the inner periphery of the second protective case 8, and the internal diameter of the second stop block 10 is small
In being additionally provided on the outer diameter of the first stop block 7, the inner wall of the second protective case 8 to the rear end of the second protective case 8 inclined second
Strip 12, the second strip 12 are located at the second stop block 10 in the side close to 8 front end of the second protective case；The side of second protective case 8
Wall is provided with axial opening 9 in the place concordant with the needle wing 2.
As shown in Figure 1, the utility model proposes safeguard protection syringe needle be not used before, 5 company of being plugged on of the first protective case
3 front end of ontology is connect, and wrapping spike body 1 is located at the needle point of 1 front end of spike body in the first protective case 5 so as to have
Effect avoids needle pricks.Second protective case 8 is set in outside connection ontology 3, specially the front end closing-in structure of the second protective case 8
On the small stair of connection 3 front of ontology, the rear end of the second protective case 8 is located at the rear portion of connection ontology 3, due to the second protection
The bore of the front opening of set 8 is less than the outer diameter of the big step of connection 3 front of ontology, therefore the second protective case 8 cannot be at this time
Connection ontology 3 is pulled out afterwards.Because the side wall of the second protective case 8 is provided with axial opening 9 in the place concordant with the needle wing 2, because
This needle wing 2 can move in axial opening 9, thus the second protective case 8 can it is moved axially forward along connection ontology 3 (or
It is that connection ontology 3 is moved axially backward along the second protective case 8).Referring to figure 2., show for the structure after the use of the utility model
Be intended to, by the second protective case 8 along connection ontology 3 it is moved axially forward for, when the second protective case 8 along connection ontology 3 it is axial to
When preceding mobile, the second strip 12 passes sequentially through the first stop block 7 and the first strip 6, but due to the presence of the second stop block 10
(outer diameter of the internal diameter of the second stop block 10 less than the first stop block 7) therefore the second protective case 8 cannot move further along, and due to
First strip 6 is to tilt to the front end of connection ontology 3, and the second strip 12 is to tilt to the rear end of the second protective case 8, therefore the
Under the interaction of one strip 6 and the second strip 12, the second protective case 8 can not do backward again return movement, and at this point, due to
The Forward of second protective case 8, spike body 1 are located in the second protective case 8, i.e., the second protective case 8, which wraps spike body 1, makes needle
The needle point of 1 front end of head ontology is located in the second protective case 8 effectively to avoid needle pricks.Ontology 3 is connected to protect along second
The mode that sheath 8 moves axially backward and the second protective case 8 are only selected along moved axially forward similar of ontology 3 is connect
Different referentials is selected (to select the second protective case 8 as referential or select the problem of connection ontology 3 is referential, in fact
Matter is identical, is no longer described in more detail.)
It in a preferred embodiment, referring to figure 3., is the view in transverse section of the utility model, section, which was cut, is open 9 and simultaneously
The needle wing 2 was not cut, as shown in figure 3, being fixedly installed protection flank 11 flexible on the axial sides edge of opening 9, protected side
The wing 11 is symmetrical arranged, and is intersected on 9 longitudinal center lines of opening.Protect flank 11 in fixing end to free extreme direction thickness by
Gradual change is small.For protection flank 9 flexible there are two effect, one is to act on the needle wing 2, by protecting the pressuring action of flank 11,
So that the second protective case 8 can not arbitrarily move under the action of not by external force (except gravitation), and since protection flank 11 is
It is flexible, therefore when slightly exerting a force to the second protective case 8 or connection ontology 3, it still can make the second protective case 8 and connection
Ontology 3 does relative motion；The second is the protection flank 11 of two sides can intersect, when the second protective case in the place of no needle wing 2
8 when wrapping spike body 1, is avoided that and deviates because the second protective case 8 is by radial noticeable effort and cause 1 front end of spike body
Needle point leaks out the second protective case 8 from opening 9 and a possibility that needle is stabbed occurs.
In a preferred embodiment, as depicted in figs. 1 and 2, the internal diameter of the second stop block 10 be equal to connection ontology 3 middle part and
The outer diameter at rear portion.The optimization can further avoid the second protective case 8 with to connect ontology 3 arbitrarily mobile, can also ensure that the
Under the interaction of two stop blocks 10 and the first stop block 7, the second protective case 8 will not be separated with ontology 3 is connect.
In a preferred embodiment, the first strip 6 is set as a circle in the front of connection ontology 3, and the second strip 12 is second
The inner wall of protective case 8 is set as a circle, and the first strip 6, the second strip 12, connection ontology 3 and the second protective case 8 are preferably by thermoplastic
Property elastomeric material is made.Form a circle the first strip 6 of setting and the second strip 12 can guarantee the second protective case 8 forward
It is mobile so that the second strip 12 is after the first strip 6, under the action of the first strip 6 and the second strip 12, the second strip 12
It can guarantee that the second protective case 8 cannot move backward again, so that it is guaranteed that spike body 1 can wrap up again back across the first strip 6
In the second protective case 8.
The application method of the utility model is, when use takes the first protective case 5, is then carried out using the utility model
Syringe needle is extracted after blood drawing, infusion, is affectedly bashful the needle wing 2 on the other hand, the other hand holds the second protective case 8, with fast by blood drawing, infusion etc.
Quick-action allows the needle wing 2 to move backward (or the second protective case 8 is allowed to move forward), when the second stop block 10 is located at the first stop block
When 7 edge, the second protective case 8 and needle wing 2(either connect ontology 3) it can not be further continued for relatively moving, spike body 1 at this time
It is wrapped in the second protective case 8, so as to realize the purpose for avoiding the needle point of 1 front end of spike body from surprisingly stabbing.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, the change that can be readily occurred in
Change or replace, should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with described
Subject to scope of protection of the claims.
Claims (6)
1. a kind of safeguard protection syringe needle includes spike body (1), conduit (4) and connection ontology (3), the spike body
(1) it is fixedly installed on the front end of connection ontology (3), after the conduit (4) is fixedly connected on the connection ontology (3)
End, connection ontology (3) are hollow tubular structure, are connected to inside the spike body (1), connection ontology (3) and conduit (4), institute
It states and is fixedly installed the needle wing (2) on connection ontology (3) lateral wall, connection ontology (3) front end is also plugged with one to wrap
Wrap the first protective case (5) of the spike body (1), it is characterised in that: the front of connection ontology (3) is pre-small post-large
Step structure, it is described connection ontology (3) front be provided with to it is described connection ontology (3) inclined first strip in front end
(6), the front of connection ontology (3) is additionally provided with annular in other, the close conduit (4) side of first strip (6)
The first stop block (7)；Second protective case (8) an of tubulose is also arranged with outside connection ontology (3), described second protects
The front end of sheath (8) has closing-in structure, and the bore of the front opening of second protective case (8) is less than the connection ontology
(3) outer diameter of the big step of front, the rear inside wall of second protective case (8) are equipped with the second stop block (10) of annular,
The internal diameter of second stop block (10) is less than the outer diameter of first stop block (7), on the inner wall of second protective case (8)
It is additionally provided with to inclined second strip (12) in the rear end of second protective case (8), second strip (12) is located at described
Second stop block (10) is in the side close to the second protective case (8) front end；The side wall of second protective case (8) with institute
It states the concordant place of the needle wing (2) and is provided with axial opening (9).
2. safeguard protection syringe needle according to claim 1, it is characterised in that: on the axial sides edge of the opening (9)
It is fixedly installed protection flank (11) flexible, the protection flank (11) is symmetrical arranged, intersects in described opening (9) axial direction
On heart line.
3. safeguard protection syringe needle according to claim 2, it is characterised in that: the protection flank (11) is arrived along fixing end
Thickness gradually becomes smaller on free extreme direction.
4. safeguard protection syringe needle according to claim 1, it is characterised in that: the internal diameter of second stop block (10) is equal to
Outer diameter in the middle part of connection ontology (3) with rear portion.
5. safeguard protection syringe needle according to claim 1, it is characterised in that: first strip (6) is in the connection sheet
The front of body (3) is set as a circle.
6. safeguard protection syringe needle according to claim 1, it is characterised in that: second strip (12) is protected described second
The inner wall of sheath (8) is set as a circle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721235206.8U CN208893338U (en) | 2017-09-25 | 2017-09-25 | A kind of safeguard protection syringe needle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721235206.8U CN208893338U (en) | 2017-09-25 | 2017-09-25 | A kind of safeguard protection syringe needle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208893338U true CN208893338U (en) | 2019-05-24 |
Family
ID=66564534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721235206.8U Expired - Fee Related CN208893338U (en) | 2017-09-25 | 2017-09-25 | A kind of safeguard protection syringe needle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208893338U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113041438A (en) * | 2021-04-16 | 2021-06-29 | 上海市肺科医院 | Occupational protection infusion leather strap |
-
2017
- 2017-09-25 CN CN201721235206.8U patent/CN208893338U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113041438A (en) * | 2021-04-16 | 2021-06-29 | 上海市肺科医院 | Occupational protection infusion leather strap |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190524 Termination date: 20200925 |