CN209092407U - A kind of syringe - Google Patents
A kind of syringe Download PDFInfo
- Publication number
- CN209092407U CN209092407U CN201820042535.9U CN201820042535U CN209092407U CN 209092407 U CN209092407 U CN 209092407U CN 201820042535 U CN201820042535 U CN 201820042535U CN 209092407 U CN209092407 U CN 209092407U
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- self
- destruction
- boss
- syringe
- face
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Abstract
The utility model provides a kind of syringe, it is covered including injection, and the core bar in the injection set, the injection set includes dress liquid shell, needle tubing seat positioned at the front end of the dress liquid shell, and the hand-held housing positioned at the end of the dress liquid shell, the hand-held housing includes the fixed part for being connected to the self-destruction portion of the dress liquid shell and being connected to the self-destruction portion connection, the inner wall circumferential direction of the fixed part is sticked and has cutting ferrule, the cutting ferrule includes being bonded cylinder and several diagonal bars on the end face of the fitting cylinder, the end of the diagonal bar extends to the self-destruction portion, and the axis of the end of the diagonal bar towards the injection set tilts；The core bar includes fluid push rod and the holding rod that is connected by a self-destruction boss with the fluid push rod, and the small end face of the self-destruction boss is connect with the fluid push rod, large end face is connect with the holding rod.The utility model can make the syringe reach self-destructed effect, can prevent from reusing.
Description
Technical field
The utility model relates to injector technology fields, more particularly to a kind of syringe.
Background technique
Asepsis injector is disposable syringe, is a kind of common medical instruments, and requirements of the national standard is net at 100,000 grades
Change GMP Workshop Production, dust-free sterile, product after injection molding, silk-screen, assembling, packaging, carries out ethylene oxide and go out in workshop
Bacterium estimates that injection about implements 22,000,000,000 as treatment means common in medical procedure, the whole world every year according to the World Health Organization
Person-time, wherein about 50% is unsafe.
Cause the factor of unsafe injection very much, wherein the problem of should especially paying close attention to be injection device it is non-sterile and
The re-using of syringe, these all have become serious public health problem.
Utility model content
Based on this, the purpose of the utility model is to provide a kind of syringes.
A kind of syringe, including injection set, and the core bar in the injection set, the injection set include outside dress liquid
Shell, the needle tubing seat positioned at the front end of the dress liquid shell, and the hand-held housing positioned at the end of the dress liquid shell, feature
Be: the hand-held housing includes the fixation for being connected to the self-destruction portion of the dress liquid shell and being connected to the self-destruction portion connection
Portion, the inner wall circumferential direction of the fixed part are sticked and have cutting ferrule, and the cutting ferrule includes being bonded cylinder and on the end face of the fitting cylinder
Several diagonal bars, the end of the diagonal bar extends to the self-destruction portion, and the end of the diagonal bar is towards the injection set
Axis inclination；The core bar includes fluid push rod and the holding rod that is connected by a self-destruction boss with the fluid push rod, it is described from
The small end face for ruining boss is connect with the fluid push rod, large end face is connect with the holding rod, when pushing the core bar to be injected
When, the small end face of the self-destruction boss contacts with the end of the diagonal bar, to the self-destruction boss large end face cross it is described tiltedly
The end of muscle, to complete injection and self-destruction.
Compared to the prior art, the structure design of the utility model is reasonable, after crossing the diagonal bar by the self-destruction boss
The principle that can not be pulled out reaches the self-destructed effect of syringe, thus prevent used primary syringe from reusing, safety and sanitation,
It is easy to use, it can be avoided the generation of unsafe malpractice.
Further, the hand-held housing is in cylinder logical in gyroscope-like, and the fixed part is close to the self-destruction portion
Inner wall is equipped with cricoid groove, and the end face of the fixed part is equipped with cricoid inclined surface, and the inclined surface is towards the injection
The axis of set tilts.
Further, the diagonal bar is located at the inside in the self-destruction portion, axis of the self-destruction portion towards the injection set
Inclination, the fitting cylinder are equipped with cricoid fixing lug boss close to the outer wall of the diagonal bar, and the fixing lug boss is entrenched in described
In groove.
Further, the junction outer wall two sides of the fitting cylinder and the diagonal bar are equipped with symmetrical butt strip, the butt strip
Perpendicular to the dress liquid shell.
Further, the self-destruction boss is equipped with the cylindrical body being recessed inwardly, the circle close to one end of the holding rod
The cross-sectional diameter of cylinder is equal with the round diameter that the diagonal bar is surrounded by.
Further, the inside of the needle tubing seat is equipped with syringe needle hole, and the inside of the syringe needle hole is filled with epoxide-resin glue,
The syringe needle of needle tubing is entrenched in the syringe needle hole by the epoxide-resin glue.
Further, the periphery of the needle tubing seat is equipped with needle tubing set, and the front end of the needle tubing set is closed, at the port of end
Equipped with cricoid pipe sleeve boss.
Further, it is recessed that cricoid casing is equipped at the front end face lateral margin that the dress liquid shell is connect with the needle tubing seat
Slot, described sleeve pipe boss are entrenched in described sleeve pipe groove, and needle tubing set covers needle tubing completely.
Further, the front end of the fluid push rod be equipped with rubber plug, the rubber plug is cylindrical, and the diameter of the rubber plug with
The inside diameter of the dress liquid shell is equal.
Further, the end of the holding rod is equipped with circular hand tabletting, and the hand tabletting fits in the holding rod
End, and the diameter of the hand tabletting be greater than the holding rod cross-sectional diameter, the upper surface of the hand tabletting is uniformly set
There are several strip projected parts, the strip projected parts are for increasing frictional force.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of an embodiment in the utility model；
Fig. 2 is the structural schematic diagram that set is injected described in Fig. 1；
Fig. 3 is the structural schematic diagram of core bar described in Fig. 1；
Fig. 4 is the structural schematic diagram of cutting ferrule described in Fig. 1.
Main element symbol description:
| Syringe | 100 | Injection set | 11 |
| Fill liquid shell | 111 | Needle tubing seat | 112 |
| Hand-held housing | 113 | Fixed part | 1131 |
| Groove | 11310 | Self-destruction portion | 1132 |
| Butt strip | 1133 | Core bar | 12 |
| Fluid push rod | 121 | Rubber plug | 1210 |
| Self-destruction boss | 122 | Holding rod | 123 |
| Hand tabletting | 1230 | Cylindrical body | 124 |
| Needle tubing set | 13 | Cutting ferrule | 14 |
| It is bonded cylinder | 141 | Fixing lug boss | 1410 |
| Diagonal bar | 142 |
The present invention that the following detailed description will be further explained with reference to the above drawings.
Specific embodiment
The utility model is more fully retouched below with reference to relevant drawings for the ease of understanding the utility model,
It states.Several embodiments of the utility model are given in attached drawing.But the utility model can come in many different forms in fact
It is existing, however it is not limited to embodiment described herein.On the contrary, purpose of providing these embodiments is makes public affairs to the utility model
It is more thorough and comprehensive to open content.
It should be noted that it can directly on the other element when element is referred to as " being fixedly arranged on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement are for illustrative purposes only.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein includes
Any and all combinations of one or more related listed items.
Fig. 1 and Fig. 4 is please referred to, a kind of syringe 100 provided in an embodiment of the present invention, including injection set 11,
And the core bar 12 in the injection set 11, the injection set 11 include dress liquid shell 111, are located at the dress liquid shell
The needle tubing seat 112 of 111 front end, and the hand-held housing 113 positioned at the end of the dress liquid shell 111, the hand-held housing
113 include being connected to the self-destruction portion 1132 for filling liquid shell 111 and the fixed part 1131 for being connected to the self-destruction portion 1132,
The inner wall circumferential direction of the fixed part 1131, which is sticked, cutting ferrule 14, and the cutting ferrule 14 includes being bonded cylinder 141 and set on the fitting cylinder
Several diagonal bars 142 on 141 end face, the end of the diagonal bar 142 extend to the self-destruction portion 1132, and the diagonal bar
Axis inclination of 142 end towards the injection set 11；The core bar 12 is including fluid push rod 121 and passes through a self-destruction boss
122 holding rods 123 being connected with the fluid push rod 121, the small end face of the self-destruction boss 122 and the fluid push rod 121 connect
Connect, large end face is connect with the holding rod 123, when pushing the core bar 12 to be injected, the small end of the self-destruction boss 122
Face contacts with the end of the diagonal bar 142, the end of the diagonal bar 142 is crossed to the large end face of the self-destruction boss 122, with complete
At injection and self-destruction.
Referring to Fig. 2, it should be noted that in the present embodiment, the hand-held housing 113 is in circle logical in gyroscope-like
Cylinder, inner wall of the fixed part 1131 close to the self-destruction portion 1132 are equipped with cricoid groove 11310.The fitting cylinder 141
Outer wall close to the diagonal bar 142 is equipped with cricoid fixing lug boss 1410, and the fixing lug boss 1410 is entrenched in the groove
In 11310.The junction outer wall two sides of the fitting cylinder 141 and the diagonal bar 142 are equipped with symmetrical butt strip 1133, the butt strip
1133 perpendicular to the dress liquid shell 111, and specifically, in the present embodiment, the butt strip 1133 in injection process for mentioning
For support force to enable medical staff preferably to manipulate the syringe 100.
The diagonal bar 14 is located at the inside in the self-destruction portion 1132, axis of the self-destruction portion 1132 towards the injection set 11
Line inclination.The end face of the fixed part 1131 is equipped with cricoid inclined surface, axis of the inclined surface towards the injection set 11
Inclination.It should be noted that the inclined surface can make the syringe 100 during installation can be along the inclined surface inward
It promotes, can reduce installation difficulty.
The self-destruction boss 122 is equipped with the cylindrical body 124 being recessed inwardly, the circle close to one end of the holding rod 123
The cross-sectional diameter of cylinder 124 is equal with the round diameter that the diagonal bar 14 is surrounded by.
The inside of the needle tubing seat 112 is equipped with syringe needle hole, and the inside of the syringe needle hole is filled with epoxide-resin glue, needle tubing
Syringe needle is entrenched in the syringe needle hole by the epoxide-resin glue.
It should be noted that in the present embodiment, the epoxide-resin glue generally refers to made with epoxy resin as main part
Adhesive, further include epoxy curing agent in the epoxide-resin glue.Specifically, the epoxide-resin glue is in epoxy
Its characteristic is reprocessed or is modified on the basis of resin, its performance parameter etc. is made to meet specific requirement, usual asphalt mixtures modified by epoxy resin
Rouge glue, which is also required for curing agent collocation, to be used, and needs just be fully cured after mixing, general epoxide-resin glue
Referred to as A glue or host agent, curing agent are known as B glue or curing agent (curing agent).
Please refer to Fig. 1 and Fig. 2, it should be noted that the periphery of the needle tubing seat 112 is equipped with needle tubing set 13, the needle tubing
The front end closing of set 13, the port of end are equipped with cricoid pipe sleeve boss.The dress liquid shell 111 connects with the needle tubing seat 112
Cricoid casing recess 11310 is equipped at the front end face lateral margin connect, described sleeve pipe boss is entrenched in described sleeve pipe groove 11310
In, and needle tubing set 13 covers needle tubing completely.It should be noted that in the present embodiment, the needle tubing set 13 is used to protect
Medical staff while can also protect the infecting from bacterium or dust etc. of syringe 100 from the needle stick injury of needle tubing.
Referring to Fig. 3, the rubber plug 1210 is in it should be noted that the front end of the fluid push rod 121 is equipped with rubber plug 1210
It is cylindric, and the diameter of the rubber plug 1210 is equal with the dress inside diameter of liquid shell 111.It should be noted that described
Inside of the rubber plug 1210 full of the dress liquid shell 111, so that the medical fluid in the dress liquid shell 111 will not leak out, energy
It is enough effectively to extrude medical fluid in the dress liquid shell 111, to be injected into the internal of patient from the needle tubing.
The end of the holding rod 123 is equipped with circular hand tabletting 1230, and the hand tabletting 1230 fits in described hand-held
The end of bar 123, and the diameter of the hand tabletting 1230 is greater than the cross-sectional diameter of the holding rod 123.The hand tabletting
1230 upper surface is uniformly provided with several strip projected parts, and the strip projected parts are for increasing frictional force.
When specifically used, in the present embodiment, during the installation process, by 121 direction of the fluid push rod in the core bar 12
The needle tubing direction, and be slowly embedded in the injection set 11, while it is noted that the self-destruction boss 122 cannot cross the card
Set 14, is sterilized after installing and is fitted into packaging bag；When in use, thumb slowly pushes the hand tabletting 1230, makes
The rubber plug 1210 slowly gets the medical fluid in the dress liquid shell 111, when the self-destruction boss 122 crosses the diagonal bar
It injects and completes after 142.
To sum up, the structure design of the utility model is reasonable, can not after crossing the diagonal bar 142 by the self-destruction boss 122
The principle of pull-out reaches the self-destructed effect of syringe 100, to prevent used primary syringe 100 from reusing, defends safely
It is raw, it is easy to use, it can be avoided the generation of unsafe malpractice.
Above embodiment described the technical principle of the utility model, these descriptions are intended merely to explain the utility model
Principle, and it cannot be construed to the limitation of scope of protection of the utility model in any way.Based on the explanation herein, the skill of this field
Art personnel do not need to pay for creative labor other specific embodiments that can associate the utility model, these modes are all
It will fall into the protection scope of the utility model.
Claims (10)
1. a kind of syringe, including injection set, and the core bar in the injection set, the injection set include outside dress liquid
Shell, the needle tubing seat positioned at the front end of the dress liquid shell, and the hand-held housing positioned at the end of the dress liquid shell, feature
Be: the hand-held housing includes the fixation for being connected to the self-destruction portion of the dress liquid shell and being connected to the self-destruction portion connection
Portion, the inner wall circumferential direction of the fixed part are sticked and have cutting ferrule, and the cutting ferrule includes being bonded cylinder and on the end face of the fitting cylinder
Several diagonal bars, the end of the diagonal bar extends to the self-destruction portion, and the end of the diagonal bar is towards the injection set
Axis inclination；The core bar includes fluid push rod and the holding rod that is connected by a self-destruction boss with the fluid push rod, it is described from
The small end face for ruining boss is connect with the fluid push rod, large end face is connect with the holding rod, when pushing the core bar to be injected
When, the small end face of the self-destruction boss contacts with the end of the diagonal bar, to the self-destruction boss large end face cross it is described tiltedly
The end of muscle, to complete injection and self-destruction.
2. syringe according to claim 1, it is characterised in that: the hand-held housing be in gyroscope-like lead to cylinder,
Inner wall of the fixed part close to the self-destruction portion is equipped with cricoid groove, and the end face of the fixed part is equipped with cricoid inclination
Face, axis inclination of the inclined surface towards the injection set.
3. syringe according to claim 2, it is characterised in that: the diagonal bar is located at the inside in the self-destruction portion, described
The axis of self-destruction portion towards the injection set tilts, and the fitting cylinder is convex equipped with cricoid fixation close to the outer wall of the diagonal bar
Platform, the fixing lug boss are entrenched in the groove.
4. syringe according to claim 1, it is characterised in that: the junction outer wall two of the fitting cylinder and the diagonal bar
Side is equipped with symmetrical butt strip, and the butt strip is perpendicular to the dress liquid shell.
5. syringe according to claim 1, it is characterised in that: the self-destruction boss is set close to one end of the holding rod
There is the cylindrical body being recessed inwardly, the cross-sectional diameter of the cylindrical body is equal with the round diameter that the diagonal bar is surrounded by.
6. syringe according to claim 1, it is characterised in that: the inside of the needle tubing seat is equipped with syringe needle hole, the needle
The inside of head bore is filled with epoxide-resin glue, and the syringe needle of needle tubing is entrenched in the syringe needle hole by the epoxide-resin glue.
7. syringe according to claim 1, it is characterised in that: the periphery of the needle tubing seat is equipped with needle tubing set, the needle
Cricoid pipe sleeve boss is equipped at the front end closing of pipe sleeve, the port of end.
8. syringe according to claim 7, it is characterised in that: the front end that the dress liquid shell is connect with the needle tubing seat
Cricoid casing recess is equipped at the edge of surface side, described sleeve pipe boss is entrenched in described sleeve pipe groove, and needle tubing set is complete
Cover needle tubing.
9. syringe according to claim 1, it is characterised in that: the front end of the fluid push rod is equipped with rubber plug, the rubber plug
It is cylindrical, and the diameter of the rubber plug is equal with the dress inside diameter of liquid shell.
10. syringe according to claim 1, it is characterised in that: the end of the holding rod is equipped with circular hand tabletting,
The hand tabletting fits in the end of the holding rod, and the diameter of the hand tabletting is straight greater than the cross section of the holding rod
Diameter, the upper surface of the hand tabletting are uniformly provided with several strip projected parts, and the strip projected parts are for increasing frictional force.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820042535.9U CN209092407U (en) | 2018-01-11 | 2018-01-11 | A kind of syringe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820042535.9U CN209092407U (en) | 2018-01-11 | 2018-01-11 | A kind of syringe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209092407U true CN209092407U (en) | 2019-07-12 |
Family
ID=67148488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820042535.9U Active CN209092407U (en) | 2018-01-11 | 2018-01-11 | A kind of syringe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209092407U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113181481A (en) * | 2021-04-30 | 2021-07-30 | 鹰潭荣嘉集团医疗器械实业有限公司 | Disposable self-destruction syringe |
-
2018
- 2018-01-11 CN CN201820042535.9U patent/CN209092407U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113181481A (en) * | 2021-04-30 | 2021-07-30 | 鹰潭荣嘉集团医疗器械实业有限公司 | Disposable self-destruction syringe |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |