CN208943108U - Self-destroy safety injector - Google Patents
Self-destroy safety injector Download PDFInfo
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- CN208943108U CN208943108U CN201820058759.9U CN201820058759U CN208943108U CN 208943108 U CN208943108 U CN 208943108U CN 201820058759 U CN201820058759 U CN 201820058759U CN 208943108 U CN208943108 U CN 208943108U
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- syringe
- push
- self
- rod assembly
- handle
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Abstract
The utility model relates to the field of medical instrument technology, provide a kind of self-destroy safety injector, including syringe, push-rod assembly, needle cylinder cover and handle.Syringe includes be infused end and the open end opposite with infusion end, needle cylinder cover is covered on the open end of syringe, push-rod assembly passes through needle cylinder cover and is inserted in syringe by open end, handle is connected to the end at infusion end of the push-rod assembly far from syringe, handle is equipped with buckle structure, and buckle structure is connected on needle cylinder cover when push-rod assembly is supported to the infusion end of syringe.Medical staff's driving handle, so that push-rod assembly is mobile from the open end of syringe to infusion end, when push-rod assembly is pushed to infusion end and is resisted against infusion end, buckle structure on handle is then connected on needle cylinder cover, i.e. push-rod assembly can not be extracted out of syringe, to be effectively prevented syringe by secondary use, and also reduce syringe self-destruction security risk existing later.
Description
Technical field
The utility model relates to the field of medical instrument technology, especially provide a kind of self-destroy safety injector.
Background technique
In medical industry, cross-infection in order to prevent, the disposable syringe more next moon blueness by patient cassette medical worker
It looks at, and is clinically widely used.Although disposable syringe can be incited somebody to action after the completion of injection by medical worker
The core bar modes such as breaking-up that fracture realize disposable purpose, but not easy to operate and during damaging syringe, still
In the presence of the risk for stabbing medical staff.Therefore, there are still security risks after the present disposable syringe self-destruction of urgent need to resolve
The problem of.
Utility model content
The purpose of this utility model is to provide a kind of self-destroy safety injectors, it is intended to solve in the prior art primary
Property syringe self-destruction after the technical issues of there are still security risks.
A kind of in order to achieve the above purposes, the technical solution adopted by the utility model is: self-destroy safety injector, including needle
Cylinder, push-rod assembly, needle cylinder cover and handle, the syringe include be infused end and with the opposite open end in the infusion end, it is described
Needle cylinder cover is covered on the open end of the syringe, and the push-rod assembly passes through the needle cylinder cover and inserted by the open end
Enter in the syringe, the handle is connected to the end at the infusion end of the push-rod assembly far from the syringe, described
Handle is equipped with buckle structure, the buckle structure clamping when push-rod assembly is supported to the infusion end of the syringe
In on the needle cylinder cover.
Specifically, the handle includes interconnecting piece and hand-held part, and the interconnecting piece is by the vertical convex in the hand-held part
It stretches to be formed, the interconnecting piece is connected to the push-rod assembly, and the buckle structure is set on the lateral wall of the interconnecting piece.
Specifically, the needle cylinder cover is removably covered on the open end of the syringe.
Specifically, the needle cylinder cover includes capping body and lid edge body, the lid edge body by the capping body edge side
It protrudes outward to be formed vertically, the lateral wall of the syringe is equipped with one week annular convex platform, and the lid edge body is connected in the annular
On boss, through-hole is offered on the capping body, the buckle structure can when the push-rod assembly is worn into the through-hole
It is connected in the outer rim of the through-hole.
Specifically, the push-rod assembly include the body of rod and on the body of rod and have piston flexible, it is described
The body of rod is connected to the interconnecting piece of the handle, and the buckle structure is resisted against the infusion of the syringe in the piston
It is connected on the needle cylinder cover when end and compressive deformation.
Specifically, the body of rod includes the first linkage section, the second linkage section and connection-peg, and second linkage section is by institute
The one end for stating the first linkage section extends outward to form vertically, and the connection-peg is set to the other end of first linkage section
On, the piston bush is set on the connection-peg, and first linkage section is resisted against on the inner sidewall of the syringe.
Preferably, second linkage section is removably attachable on the interconnecting piece of the handle.
Specifically, mounting hole is offered on second linkage section, the lateral wall of the interconnecting piece is equipped with convex bone, described
Convex bone is caught in the mounting hole when interconnecting piece is inserted in second linkage section.
Specifically, the syringe includes cylinder, and the opposite sides of the cylinder is respectively provided with a hand-held lantern ring.
Further, the self-destroy safety injector further includes taper connector, and the taper connector is installed on the needle
On the outside at the infusion end of cylinder.
The utility model has the beneficial effects that the self-destroy safety injector of the offer of the utility model, working principle is such as
Under: push-rod assembly passes through needle cylinder cover, and is entered in syringe by the open end of syringe, and handle is connected on push-rod assembly, medical care people
Member's driving handle, so that push-rod assembly is mobile from the open end of syringe to infusion end, when push-rod assembly is pushed to infusion end and supports
When peaking at infusion end, the buckle structure on handle is then connected on needle cylinder cover, i.e., push-rod assembly can not be extracted out of syringe, thus
Syringe is effectively prevented by secondary use, and also reduces syringe self-destruction security risk existing later.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new
Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the sectional view of self-destroy safety injector provided by the embodiment of the utility model；
Fig. 2 is the main view of the handle of self-destroy safety injector provided by the embodiment of the utility model；
Fig. 3 is the sectional view of the needle cylinder cover of self-destroy safety injector provided by the embodiment of the utility model；
Fig. 4 is the sectional view of the body of rod of self-destroy safety injector provided by the embodiment of the utility model.
Wherein, each appended drawing reference in figure:
1-syringe 2-push-rod assembly, 3-needle cylinder cover
4-handle 1a-infusion end 1b-open end
4a-41-interconnecting piece of buckle structure, 42-hand-held part
31-capping body 32-Gai Yuanti, 11-annular convex platform
311-through-hole 21-body of rod, 22-pistons
211-the first linkage section 213-connection-peg of the 212-the second linkage section
214-mounting hole 4b-convex bone 13-holds lantern ring
12-cylinder 5-taper connectors.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, it is intended to for explaining the utility model, and should not be understood as to the utility model
Limitation.
In the description of the present invention, it should be understood that term " length ", " width ", "upper", "lower", " preceding ",
The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside" is based on attached
Orientation or positional relationship shown in figure, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion
Signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this
The limitation of utility model.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. terms shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be
Mechanical connection, is also possible to be electrically connected；It can be directly connected, two can also be can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
Referring to FIG. 1, self-destroy safety injector provided by the embodiment of the utility model, including syringe 1, push-rod assembly 2,
Needle cylinder cover 3 and handle 4.Syringe 1 includes infusion end 1a and the open end 1b opposite with infusion end 1a, and needle cylinder cover 3 is covered on needle
On the open end 1b of cylinder 1, push-rod assembly 2 passes through needle cylinder cover 3 and is inserted in syringe 1 by open end 1b, and handle 4 is connected to push rod
The end of infusion end 1a of the component 2 far from syringe 1, handle 4 are equipped with buckle structure 4a, and buckle structure 4a is supported in push-rod assembly 2
Push up to syringe 1 infusion end 1a when be connected on needle cylinder cover 3.
Self-destroy safety injector provided by the embodiment of the utility model, its working principles are as follows: push-rod assembly 2 passes through needle
Cover 3, and entered in syringe 1 by the open end 1b of syringe 1, handle 4 is connected on push-rod assembly 2, medical staff's driving handle
4, so that push-rod assembly 2 is mobile from the open end 1b of syringe 1 to infusion end 1a, when push-rod assembly 2 is pushed to infusion end 1a and supports
When peaking at infusion end 1a, the buckle structure 4a on handle 4 is then connected on needle cylinder cover 3, i.e., push-rod assembly 2 can not be out of syringe 1
It extracts, to be effectively prevented syringe by secondary use, and it is hidden to also reduce syringe self-destruction safety existing later
Suffer from.
Specifically, Fig. 1 and Fig. 2 are please referred to, in the present embodiment, handle 4 includes interconnecting piece 41 and hand-held part 42.Connection
Portion 41 is protruded outward vertically by hand-held part 42 and is formed, and interconnecting piece 41 is connected to push-rod assembly 2, and buckle structure 4a is set to interconnecting piece 41
Lateral wall on.Hand-held part 42 is in circular ring shape, is penetrated convenient for the finger of user.
Specifically, in the present embodiment, needle cylinder cover 3 is removably covered on the open end 1b of syringe 1.In this way, when note
After emitter is used and when being recycled, needle cylinder cover 3 is removed from the broken ring of syringe 1, then it can be by push-rod assembly 2 from syringe 1
Middle extraction, in this way, convenient for recycling.
Specifically, Fig. 1 to Fig. 3 is please referred to, in the present embodiment, needle cylinder cover 3 includes capping body 31 and lid edge body 32, lid
Edge body 32 is protruded outward vertically by the edge side of capping body 31 and is formed, and the lateral wall of syringe 1 is equipped with one week annular convex platform 11, lid
Edge body 32 is connected on annular convex platform 11, and through-hole 311 is offered on capping body 31.When push-rod assembly 2 is worn into through-hole 311,
Buckle structure 4a can be connected in the outer rim of through-hole 311.
Specifically, referring to FIG. 1, in the present embodiment, push-rod assembly 2 include the body of rod 21 and on the body of rod 21 and
With piston 22 flexible.The body of rod 21 is connected to the interconnecting piece 41 of handle 4, and buckle structure 4a is resisted against syringe 1 in piston 22
Infusion end 1a and when compressive deformation is connected on needle cylinder cover 3.It is to be appreciated that pushing the body of rod 21 that piston 22 is made to be resisted against syringe 1
Infusion end 1a when, the buckle structure 4a of handle 4 is located at the outside of through-hole 311 of needle cylinder cover 3, to live when continuing to press on handle 4
When filling in 22 extrusion, buckle structure 4a is then connected in 311 outer rim of through-hole of needle cylinder cover 3, thus prevent syringe by after
It is continuous to use.
Specifically, Fig. 1 and Fig. 4 are please referred to, in the present embodiment, the body of rod 21 includes the first linkage section 211, the second linkage section
212 and connection-peg 213.Second linkage section 212 is extended outward to form vertically by the one end of the first linkage section 211, connection-peg
213 are set on the other end of the first linkage section 211, and piston 22 is sheathed on connection-peg 213, and the first linkage section 211 is resisted against
On the inner sidewall of syringe 1.
Preferably, in the present embodiment, the second linkage section 212 is removably attachable on the interconnecting piece 41 of handle 4.This
Sample facilitates handle 4 to separate from the second linkage section 212, realizes the replaceability of handle 4.
Specifically, Fig. 1, Fig. 2 and Fig. 4 are please referred to, mounting hole 214 is offered on the second linkage section 212, interconnecting piece 41
Lateral wall is equipped with convex bone 4b, and convex bone 4b is caught in mounting hole 214 when interconnecting piece 41 is inserted in the second linkage section 212.It can
To understand that ground, the second linkage section 212 are in hollow tubular structure, convex bone 4b is inwardly applied along the radial direction of the second linkage section 212
Add active force, then convex bone 4b can be deviate from out of mounting hole 214, realizes the separation of handle 4 and the body of rod 21.
Specifically, referring to FIG. 1, syringe 1 includes cylinder 12, the opposite sides of cylinder 12 is respectively provided with a hand-held lantern ring 13.
In use process, the index finger and middle finger of medical staff is arranged in respectively in two hand-held lantern rings 13, and thumb is then arranged in the hand of handle 4
It holds in portion 42, i.e., is impetus with two hand-held lantern rings 13, the thumb of medical staff is facilitated to exert oneself to the open end 1b of syringe 1.
Further, referring to FIG. 1, in the present embodiment, self-destroy safety injector further includes taper connector 5, taper
Connector 5 is installed on the outside of infusion end 1a of syringe 1.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all practical at this
Made any modifications, equivalent replacements, and improvements etc., should be included in the guarantor of the utility model within novel spirit and principle
Within the scope of shield.
Claims (10)
1. a kind of self-destroy safety injector, it is characterised in that: including syringe, push-rod assembly, needle cylinder cover and handle, the needle
Cylinder includes infusion end and the open end opposite with the infusion end, and the needle cylinder cover is covered on the open end of the syringe
On, the push-rod assembly passes through the needle cylinder cover and is inserted in the syringe by the open end, and the handle is connected to institute
The end at the infusion end of the push-rod assembly far from the syringe is stated, the handle is equipped with buckle structure, the buckle structure
It is connected on the needle cylinder cover when push-rod assembly is supported to the infusion end of the syringe.
2. self-destroy safety injector according to claim 1, it is characterised in that: the handle includes interconnecting piece and hand
Portion is held, the interconnecting piece is protruded outward vertically by the hand-held part and formed, and the interconnecting piece is connected to the push-rod assembly, described
Buckle structure is set on the lateral wall of the interconnecting piece.
3. self-destroy safety injector according to claim 2, it is characterised in that: the needle cylinder cover is removably covered on
On the open end of the syringe.
4. self-destroy safety injector according to claim 3, it is characterised in that: the needle cylinder cover include capping body and
Lid edge body, the lid edge body are protruded outward vertically by the edge side of the capping body and are formed, and the lateral wall of the syringe is equipped with
One week annular convex platform, the lid edge body are connected on the annular convex platform, and through-hole, the buckle knot are offered on the capping body
Structure can be connected in the outer rim of the through-hole when push-rod assembly wears the through-hole.
5. according to the described in any item self-destroy safety injectors of claim 2 to 4, it is characterised in that: the push-rod assembly packet
Include the body of rod and on the body of rod and there is piston flexible, the body of rod is connected to the connection of the handle
Portion, the buckle structure are connected in the syringe when piston is resisted against the infusion end of the syringe and compressive deformation
It covers.
6. self-destroy safety injector according to claim 5, it is characterised in that: the body of rod include the first linkage section,
Second linkage section and connection-peg, second linkage section are extended outward to form vertically by the one end of first linkage section,
The connection-peg is set on the other end of first linkage section, and the piston bush is set on the connection-peg, and described first
Linkage section is resisted against on the inner sidewall of the syringe.
7. self-destroy safety injector according to claim 6, it is characterised in that: second linkage section removably connects
It is connected on the interconnecting piece of the handle.
8. self-destroy safety injector according to claim 7, it is characterised in that: offer peace on second linkage section
Hole is filled, the lateral wall of the interconnecting piece is equipped with convex bone, and the convex bone is inserted in second linkage section in the interconnecting piece
When be caught in the mounting hole.
9. self-destroy safety injector according to any one of claims 1 to 4, it is characterised in that: the syringe includes cylinder
Body, the opposite sides of the cylinder are respectively provided with a hand-held lantern ring.
10. self-destroy safety injector according to any one of claims 1 to 4, it is characterised in that: the self-destructing safety
Syringe further includes taper connector, and the taper connector is installed on the outside at the infusion end of the syringe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820058759.9U CN208943108U (en) | 2018-01-12 | 2018-01-12 | Self-destroy safety injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820058759.9U CN208943108U (en) | 2018-01-12 | 2018-01-12 | Self-destroy safety injector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208943108U true CN208943108U (en) | 2019-06-07 |
Family
ID=66729210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820058759.9U Active CN208943108U (en) | 2018-01-12 | 2018-01-12 | Self-destroy safety injector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208943108U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111298239A (en) * | 2020-04-07 | 2020-06-19 | 王欣 | Novel clinical cardiovascular radiography of interventional department pushes device |
| CN111939385A (en) * | 2020-08-18 | 2020-11-17 | 深圳市立心科学有限公司 | Syringe for viscous and incompressible fluids |
-
2018
- 2018-01-12 CN CN201820058759.9U patent/CN208943108U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111298239A (en) * | 2020-04-07 | 2020-06-19 | 王欣 | Novel clinical cardiovascular radiography of interventional department pushes device |
| CN111939385A (en) * | 2020-08-18 | 2020-11-17 | 深圳市立心科学有限公司 | Syringe for viscous and incompressible fluids |
| CN111939385B (en) * | 2020-08-18 | 2021-07-30 | 深圳市立心科学有限公司 | Syringe for viscous and incompressible fluids |
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