CN206391294U - A kind of remaining needle with safety device - Google Patents
A kind of remaining needle with safety device Download PDFInfo
- Publication number
- CN206391294U CN206391294U CN201621040163.3U CN201621040163U CN206391294U CN 206391294 U CN206391294 U CN 206391294U CN 201621040163 U CN201621040163 U CN 201621040163U CN 206391294 U CN206391294 U CN 206391294U
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- China
- Prior art keywords
- needle
- safety device
- remaining needle
- remaining
- guiding groove
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Abstract
To solve the scuffing medical personnel of prior art remaining needle presence, having secondary pollution problems, the utility model proposes remaining needle with safety device, needle stand cavity outer wall is set and is provided with safety device on external screw thread, the needle stand cavity outer wall, and the safety device is threadedly coupled with needle stand cavity outer wall；The safety device is hollow sleeve pipe, including openend and closed end, the openend and closed end are connected by guiding groove, the guiding groove is the tube wall opening of sleeve pipe, the openend sets running-on, one end connection openend of the guiding groove, the other end of the guiding groove sets remaining needle handle cavity, one end of the remaining needle handle cavity is closed and is connected with closed end, the other end of the remaining needle handle cavity sets bayonet socket position, the bayonet socket position is inwardly protruded step, the width of guiding groove is more than the width of remaining needle handle cavity；The running-on is internal thread running-on, and the external screw thread of the internal thread running-on and needle stand cavity outer wall is engaged.
Description
Technical field
The utility model is related to a kind of remaining needle with safety device.
Background technology
Remaining needle is the medicine equipment commonly used in medical treatment.Existing common remaining needle it is main by conduit, catheter block, needle tubing and
Needle stand is constituted.At present, the remaining needle in market when in use, medical personnel using remaining needle is withdrawn to batching pig after finishing,
Remaining needle is fixed with hand, so as to extract remaining needle, during extraction, medical personnel have the risk being wounded by stabbing.
On the other hand, the blood of patient is carried after needle tubing is extracted, exposed to outgoing, due to existing retention needle tube component
Without any protection device at the top of middle needle tubing, its sharp needle point is easy to prick medical personnel, trouble in the case of careless
Person or other people, the person is damaged, the infection of some diseases is resulted even in, not only leaves potential safety hazard, at the same with
Meaning is put, and is also polluted the environment.
The content of the invention
To solve easy scuffing medical personnel that prior art remaining needle is present, patient and thering is secondary pollution possibility etc. to ask
Topic, the utility model proposes a kind of remaining needle with safety device, for protecting medical personnel from second of wound of remaining needle
Evil.
The utility model remaining needle with safety device, including needle assembly and parenteral solution adapter assembly, the syringe needle group
Connected between part and parenteral solution adapter assembly by conduit, the needle assembly includes casing seat and puncture needle, described sleeve pipe seat
Leading portion is provided with indwelling flexible pipe, and suit seat is divided into injection sap cavity and needle stand chamber by batching pig, worn built with batching pig, casing seat
Pricker includes syringe needle and needle handle, and needle handle is provided with Handheld Division, and the needle stand cavity outer wall is set on external screw thread, the needle stand cavity outer wall
Safety device is provided with, the safety device is threadedly coupled with needle stand cavity outer wall；The safety device is hollow sleeve pipe, including
Openend and closed end, the openend and closed end are connected by guiding groove, and the guiding groove is the tube wall opening of sleeve pipe, institute
State openend and running-on is set, one end connection openend of the guiding groove, the other end of the guiding groove sets remaining needle handle
Chamber, one end of the remaining needle handle cavity is connected for closed and with closed end, and the other end of the remaining needle handle cavity is set
Bayonet socket position, the bayonet socket position is inwardly protruded step, the width of guiding groove is more than the width of remaining needle handle cavity；The set
Mouth is internal thread running-on, and the external screw thread of the internal thread running-on and needle stand cavity outer wall is engaged.
Or the utility model remaining needle with safety device, including needle assembly and parenteral solution adapter assembly, the syringe needle
Connected between component and parenteral solution adapter assembly by conduit, the needle assembly includes casing seat and puncture needle, described sleeve pipe
Seat leading portion is provided with indwelling flexible pipe, and suit seat is divided into injection sap cavity and needle stand chamber built with batching pig, casing seat by batching pig,
Puncture needle includes syringe needle and needle handle, and needle handle is provided with Handheld Division, the needle stand cavity outer wall and is provided with safety device, the safety
Device is connected with needle stand cavity outer wall anchor ear；The safety device is hollow sleeve pipe, including openend and closed end, the opening
End and closed end are connected by guiding groove, and the guiding groove is the tube wall opening of sleeve pipe, and the openend sets running-on, described to draw
One end connection openend of guide groove, the other end of the guiding groove sets remaining needle handle cavity, the one of the remaining needle handle cavity
Hold as closed and be connected with closed end, the other end of the remaining needle handle cavity sets bayonet socket position, and the bayonet socket position is inside
Raised step, makes the width of guiding groove be more than the width of remaining needle handle cavity；The running-on is spring anchor ear running-on, the bullet
Spring anchor ear running-on is connected with needle stand cavity outer wall anchor ear.
Further, the width of the bayonet socket position is 0 ~ 5mm.
Further, the length of the remaining needle handle cavity is 0.5mm ~ 20mm.
Further, the remaining needle with safety device also includes handle.
The advantageous effects of the utility model remaining needle with safety device are：Compared with prior art, reasonable in design,
It is simple in construction, easy to operate, in the case where not influenceing puncture, protect needle point not stab medical personnel, complete to prevent after puncturing
The phenomenon of remaining needle scathing, facilitates the use of clinic.
Brief description of the drawings
Accompanying drawing 1 is the structural representation of the utility model protection device；
Accompanying drawing 2 is the structural representation of the utility model remaining needle with safety device；
Accompanying drawing 3 is remaining needle schematic diagram；
Accompanying drawing 4 is the Z portions enlarged drawing of accompanying drawing 1；
Accompanying drawing 5 is the done state schematic diagram of the utility model remaining needle with safety device；
Accompanying drawing 6 is another example structure schematic diagram of the utility model protection device；
Accompanying drawing 7 is another example structure schematic diagram of the utility model remaining needle with safety device；
Accompanying drawing 8 is another embodiment done state schematic diagram of the utility model remaining needle with safety device；
The utility model remaining needle with safety device is further described with specific embodiment below in conjunction with the accompanying drawings.
Embodiment
Accompanying drawing 1 is structural representation Fig. 1 of the utility model remaining needle with safety device, and accompanying drawing 2 is the utility model band
The use schematic diagram 1 of the remaining needle of safety device, accompanying drawing 3 is remaining needle schematic diagram, and accompanying drawing 4 is the Z portions enlarged drawing of accompanying drawing 1, attached
Fig. 5 is the done state schematic diagram of the utility model remaining needle with safety device, and accompanying drawing 6 is the utility model protection device
Another example structure schematic diagram, accompanying drawing 7 is illustrated for another example structure of the utility model remaining needle with safety device
Figure, accompanying drawing 8 is another embodiment done state schematic diagram of the utility model remaining needle with safety device, and 1 connects for parenteral solution
Head assembly, 2 be conduit, and 3 be safety device, and 4 be needle handle, and 5 be Handheld Division, and 6 be needle stand chamber, and 7 be batching pig, and 8 be casing seat, 9
For syringe needle, 301A is internal thread running-on, and 301B is spring anchor ear running-on, 302 is guiding groove, 303 remaining needle handle cavities, 304 is
Bayonet socket position, 305 are handle, and A is the width of bayonet socket position, and B is the length of remaining needle handle cavity, and D is remaining needle original position, and E is
Remaining needle final position.Such as accompanying drawing 1,2,5, the utility model remaining needle with safety device, including needle assembly and parenteral solution
Connected between adapter assembly 1, needle assembly and the parenteral solution adapter assembly 1 by conduit 2, the needle assembly includes sleeve pipe
Seat 8 and puncture needle, described sleeve pipe 8 leading portions of seat are provided with indwelling flexible pipe, and suit seat passes through isolation built with batching pig 7, casing seat 8
7 points of plug is injection sap cavity and needle stand chamber 6, and puncture needle includes syringe needle 9 and needle handle 4, and needle handle 4 is provided with Handheld Division 5, the needle stand chamber
6 outer walls set and safety device 3 are provided with external screw thread, the needle stand cavity outer wall, the safety device 3 and the outer wall spiral shell of needle stand chamber 6
Line is connected；The safety device 3 is hollow sleeve pipe, including openend and closed end, and the openend and closed end are by drawing
Guide groove 302 is connected, and the guiding groove 302 is the tube wall opening of sleeve pipe, and the openend sets running-on, one end of the guiding groove
Openend is connected, the other end of the guiding groove sets remaining needle handle cavity 303, and one end of the remaining needle handle cavity 303 is
Closed and it is connected with closed end, the other end of the remaining needle handle cavity 303 sets bayonet socket position 304, and the bayonet socket position 304 is
Inwardly protruded step, makes the width of guiding groove 302 be more than the width of remaining needle handle cavity；The running-on is internal thread running-on
301A, the external screw thread of the internal thread running-on 301A and needle stand cavity outer wall is engaged.
Such as accompanying drawing 6 to 8, the utility model remaining needle with safety device, including needle assembly and parenteral solution adapter assembly,
Connected between needle assembly and the parenteral solution adapter assembly by conduit, the needle assembly includes casing seat and puncture needle,
Described sleeve pipe seat leading portion is provided with indwelling flexible pipe, and suit seat is built with batching pig, and casing seat is divided into injection sap cavity by batching pig
With needle stand chamber, puncture needle includes syringe needle and needle handle, and needle handle is provided with Handheld Division, the needle stand cavity outer wall and is provided with safe dress
Put, the safety device is connected with needle stand cavity outer wall anchor ear；The safety device is hollow sleeve pipe, including openend and is remained silent
End, the openend and closed end are connected by guiding groove, and the guiding groove is the tube wall opening of sleeve pipe, and the openend is set
Running-on, one end connection openend of the guiding groove, the other end of the guiding groove sets remaining needle handle cavity, the remaining needle
One end of handle cavity is closed and is connected with closed end that the other end of the remaining needle handle cavity sets bayonet socket position, the card
Mouth position is inwardly protruded step, the width of guiding groove is more than the width of remaining needle handle cavity；The running-on is spring anchor ear
Running-on 301B, the spring anchor ear running-on is connected with needle stand cavity outer wall anchor ear.
Operate for convenience, the width of the bayonet socket position is 0 ~ 5mm, as marked in accompanying drawing 4 shown in A.
It will be appreciated by those skilled in the art that, the effect of bayonet socket position is to prevent the puncture needle of remaining needle being pulled out
It is pierced into patient again afterwards or is skidded off along remaining needle guiding groove.The width of bayonet socket position is when remaining needle handle is set for 0
For it is very thin when can also block.
Length of the remaining needle handle cavity from bayonet socket position to tail end is 0.5mm ~ 20mm, as marked in accompanying drawing 4 shown in B.
The utility model is operated in order to be more convenient medical personnel, the remaining needle with safety device also includes handle 305.
The handle portion facilitates the hand-held the utility model of medical personnel to be operated.
It will be appreciated by persons skilled in the art that in specific embodiment 1, by the external screw thread of needle seat of remaining needle chamber and guarantor
The internal thread of protection unit running-on, is connected through a screw thread and is combined into an entirety, then, patient is punctured using remaining needle,
The puncture needle of remaining needle is withdrawn or retreated to remaining needle handle cavity after the completion of puncture, be i.e. puncture needle is from remaining needle original position
D is moved to remaining needle final position E, now, and puncture needle is located at batching pig, and the indwelling flexible pipe of remaining needle is left into patient's body
It is interior, then by the running-on of protection device by screwed apart, separate protection device and needle stand chamber, then protection device is withdrawn, revolve
Part is abandoned after opening as shown in Figure 5, that is, completes operation.In specific embodiment 2, by needle seat of remaining needle chamber and protection device
One entirety is combined into by anchor ear connection, then, patient punctured using remaining needle, by remaining needle after the completion of puncture
Puncture needle is withdrawn or retreated to remaining needle handle cavity, i.e., puncture needle is moved to remaining needle terminal position from remaining needle original position D
E is put, now, puncture needle is located at batching pig, the indwelling flexible pipe of remaining needle is left in patient's body, then by the set of protection device
The anchor ear of mouth unclamps, and separates protection device and needle stand chamber, then withdraws protection device, and part of being abandoned after outwarding winding is such as the institute of accompanying drawing 8
Show, that is, complete operation.
Obviously, the utility model remaining needle with safety device compared with prior art, it is reasonable in design, simple in construction, behaviour
Facilitate, in the case where not influenceing puncture, protect needle point not stab medical personnel, complete to have prevented indwelling pricking wound after puncturing
The phenomenon of people, facilitates the use of clinic.
Claims (8)
1. a kind of remaining needle with safety device, including needle assembly and parenteral solution adapter assembly, the needle assembly and injection
Connected between liquid adapter assembly by conduit, the needle assembly includes casing seat and puncture needle, described sleeve pipe seat leading portion is set
There is indwelling flexible pipe, suit seat is divided into injection sap cavity and needle stand chamber built with batching pig, casing seat by batching pig, and puncture needle includes
Syringe needle and needle handle, needle handle are provided with Handheld Division, it is characterised in that the needle stand cavity outer wall is set outside external screw thread, the needle stand chamber
Safety device is provided with wall, the safety device is threadedly coupled with needle stand cavity outer wall；The safety device is hollow sleeve pipe,
Including openend and closed end, the openend and closed end are connected by guiding groove, and the guiding groove is opened for the tube wall of sleeve pipe
Mouthful, the openend sets running-on, and one end connection openend of the guiding groove, the other end of the guiding groove sets remaining needle
Handle cavity, one end of the remaining needle handle cavity is closed and is connected with closed end, the other end of the remaining needle handle cavity
Bayonet socket position is set, and the bayonet socket position is inwardly protruded step, the width of guiding groove is more than the width of remaining needle handle cavity；Institute
Running-on is stated for internal thread running-on, the external screw thread of the internal thread running-on and needle stand cavity outer wall is engaged.
2. remaining needle with safety device according to claim 1, it is characterised in that the width of the bayonet socket position for 0 ~
5mm。
3. remaining needle with safety device according to claim 1, it is characterised in that the length of the remaining needle handle cavity
For 0.5mm ~ 20mm.
4. remaining needle with safety device according to claim 1, it is characterised in that the remaining needle with safety device
Also include handle.
5. a kind of remaining needle with safety device, including needle assembly and parenteral solution adapter assembly, the needle assembly and injection
Connected between liquid adapter assembly by conduit, the needle assembly includes casing seat and puncture needle, described sleeve pipe seat leading portion is set
There is indwelling flexible pipe, suit seat is divided into injection sap cavity and needle stand chamber built with batching pig, casing seat by batching pig, and puncture needle includes
Syringe needle and needle handle, needle handle are provided with Handheld Division, it is characterised in that safety device, the peace are provided with the needle stand cavity outer wall
Full device is connected with needle stand cavity outer wall anchor ear；The safety device is hollow sleeve pipe, including openend and closed end are described to open
Mouth end and closed end are connected by guiding groove, and the guiding groove is the tube wall opening of sleeve pipe, and the openend sets running-on, described
One end connection openend of guiding groove, the other end of the guiding groove sets remaining needle handle cavity, the remaining needle handle cavity
One end is closed and be connected with closed end, and the other end of the remaining needle handle cavity sets bayonet socket position, the bayonet socket position for
The step of internal projection, makes the width of guiding groove be more than the width of remaining needle handle cavity；The running-on is spring anchor ear running-on, described
Spring anchor ear running-on is connected with needle stand cavity outer wall anchor ear.
6. remaining needle with safety device according to claim 5, it is characterised in that the width of the bayonet socket position for 0 ~
5mm。
7. remaining needle with safety device according to claim 5, it is characterised in that the length of the remaining needle handle cavity
For 0.5mm ~ 20mm.
8. remaining needle with safety device according to claim 5, it is characterised in that the remaining needle with safety device
Also include handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621040163.3U CN206391294U (en) | 2016-09-07 | 2016-09-07 | A kind of remaining needle with safety device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621040163.3U CN206391294U (en) | 2016-09-07 | 2016-09-07 | A kind of remaining needle with safety device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206391294U true CN206391294U (en) | 2017-08-11 |
Family
ID=59508321
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621040163.3U Active CN206391294U (en) | 2016-09-07 | 2016-09-07 | A kind of remaining needle with safety device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206391294U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109550109A (en) * | 2017-09-26 | 2019-04-02 | 山东省肿瘤防治研究院 | A kind of venous detaining needle with thread gluing |
-
2016
- 2016-09-07 CN CN201621040163.3U patent/CN206391294U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109550109A (en) * | 2017-09-26 | 2019-04-02 | 山东省肿瘤防治研究院 | A kind of venous detaining needle with thread gluing |
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