CN108403251A - A kind of disposable syringe for veterinary use - Google Patents
A kind of disposable syringe for veterinary use Download PDFInfo
- Publication number
- CN108403251A CN108403251A CN201810218918.1A CN201810218918A CN108403251A CN 108403251 A CN108403251 A CN 108403251A CN 201810218918 A CN201810218918 A CN 201810218918A CN 108403251 A CN108403251 A CN 108403251A
- Authority
- CN
- China
- Prior art keywords
- push rod
- syringe
- rubber end
- external member
- rubber
- Prior art date
- 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.)
- Pending
Links
- 238000002347 injection Methods 0.000 claims abstract description 20
- 239000007924 injection Substances 0.000 claims abstract description 20
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 239000000872 buffer Substances 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 3
- 239000003814 drug Substances 0.000 description 7
- 239000007788 liquid Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 206010011409 Cross infection Diseases 0.000 description 1
- 206010029803 Nosocomial infection Diseases 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61D—VETERINARY INSTRUMENTS, IMPLEMENTS, TOOLS, OR METHODS
- A61D7/00—Devices or methods for introducing solid, liquid, or gaseous remedies or other materials into or onto the bodies of animals
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Veterinary Medicine (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The present invention provides a kind of disposable syringe for veterinary use, including syringe, push rod, Rubber end and injection needle；The Rubber end is set to the end of the push rod, and the push rod is set in the syringe；The injection needle is sleeved on the syringe；The inside hollow out of the Rubber end forms air cavity, the sidewall thickness of end of the Rubber end towards the push rod is less than sidewall thickness of the Rubber end backwards to the end of the push rod, the end of the push rod includes exhaust hole, the opening direction of the exhaust hole and is perpendicularly oriented to the side wall of end of the Rubber end towards the push rod along the length direction of the push rod；Wherein, when the Rubber end is squeezed and broken, the exhaust hole provides the gas in the air cavity from the channel being discharged backwards to the side of the injection needle.
Description
Technical field
The present invention relates to injector technology field, more particularly to disposable syringe for veterinary use.
Background technology
Syringe is a kind of very common medical appliance.It is used for liquid medicine injection to patient's body.
Currently, being all disposable to invalid syringe.But animal is required without so stringent.Because
Lack corresponding regulatory measure.In fact, either people or animal, syringe all should be disposable, otherwise hold very much
Easily cause cross-infection.
Invention content
In order to solve the above technical problems, the present invention proposes that disposable syringe for veterinary use can only be primary by structure qualification
Property use.
To achieve the above object, the present invention provides following technical solutions：
A kind of disposable syringe for veterinary use, including syringe, push rod, Rubber end and injection needle；
The Rubber end is set to the end of the push rod, and the push rod is set in the syringe；
The injection needle is sleeved on the syringe；
The inside hollow out of the Rubber end forms air cavity, and the sidewall thickness of end of the Rubber end towards the push rod is less than institute
Sidewall thickness of the Rubber end backwards to the end of the push rod is stated, the end of the push rod includes exhaust hole, the exhaust hole
Opening direction along the length direction of the push rod, and be perpendicularly oriented to the side of end of the Rubber end towards the push rod
Wall；
Wherein, when the Rubber end is squeezed and broken, the exhaust hole provides the gas in the air cavity from backwards to the injection
The channel of the side discharge of needle.
Further include needle body external member as a kind of embodiment；
The needle body external member is cylindrical in shape, and one end of the needle body external member provides the injection needle and is fixedly connected, the needle body external member
The other end syringe be provided be detachably connected.
As a kind of embodiment, the needle body external member is moulding.
As a kind of embodiment, the end outer peripheral edge of the syringe is equipped with a circle external screw thread, the needle body external member
Inner peripheral is equipped with a circle internal thread, and the other end of the needle body external member provides the syringe and is threadedly coupled.
As a kind of embodiment, the Rubber end include the first annular protrusion set gradually, first annular groove,
Second annular protrusion, second annular groove and third annular protrusion；
The air cavity is set to first annular raised, second annular protrusion and the third annular protrusion the inside,
The air cavity provides the first annular protrusion, second annular protrusion and the third annular protrusion and delays radially
Punching, the air cavity also provides the first annular groove and the second annular groove buffers in the axial direction.
The advantageous effect of the present invention compared with the prior art is：
The present invention provides a kind of disposable syringe for veterinary use, during primary complete use, need by push rod completely into
Enter into syringe, to squeeze out the liquid medicine in syringe.And Rubber end is racked in above process, to make the beast
Doctor's syringe can not be used again.Because the inside of Rubber end has air cavity, and needs application one during squeezing push rod
Fixed power.So can be very easy to rack the smaller side wall of thickness in the case where Rubber end sidewall thickness differs.And
Air in air cavity is discharged from backwards to the side of injection needle, avoids and is had an impact to the animal cured.
Description of the drawings
Fig. 1 is the stereogram of disposable syringe for veterinary use provided in an embodiment of the present invention；
Fig. 2 is the stereogram of push rod provided in an embodiment of the present invention；
Fig. 3 is the sectional view of Rubber end provided in an embodiment of the present invention.
In figure：1, syringe；2, push rod；21, end；22, exhaust hole；3, Rubber end；31, air cavity；32, first annular convex
It rises；33, first annular groove；34, the second annular protrusion；35, second annular groove；36, third annular protrusion；4, injection needle；
5, needle body external member.
Specific implementation mode
Below in conjunction with attached drawing, the technical characteristic and advantage above-mentioned and other to the present invention are clearly and completely described,
Obviously, described embodiment is only the section Example of the present invention, rather than whole embodiments.
In one embodiment, as shown in Figure 1, Figure 2 and shown in Fig. 3.Disposable syringe for veterinary use is present embodiments provided,
It includes syringe 1, push rod 2, Rubber end 3 and injection needle 4.Rubber end 3 is set to the end 21 of push rod 2, and push rod 2 is set to syringe 1
It is interior；Injection needle 4 is sleeved on syringe 1；The inside hollow out of Rubber end 3 forms air cavity 31, end 21 of the Rubber end 3 towards push rod 2
Sidewall thickness is less than sidewall thickness of the Rubber end 3 backwards to the end 21 of push rod 2, and the end 21 of push rod 2 includes exhaust hole 22, row
The opening direction of vent hole 22 and is perpendicularly oriented to end 21 of the Rubber end 3 towards push rod 2 along the length direction of push rod 2
Side wall；Wherein, when Rubber end 3 is squeezed and broken, exhaust hole 22 provides the gas in air cavity 31 and is arranged from backwards to the side of injection needle 4
The channel gone out.
In the present embodiment, disposable syringe for veterinary use is during primary complete use, need by push rod 2 completely into
Enter into syringe 1, to squeeze out the liquid medicine in syringe 1.And Rubber end 3 is racked in above process, to make
The syringe for veterinary use can not be used again.Because the inside of Rubber end 3 has air cavity 31, and is needed during crowded push rod 2
Apply certain power.So can be very easy in the case where 3 sidewall thickness of Rubber end differs by the smaller side wall of thickness
It racks.And the air in air cavity 31 is discharged from backwards to the side of injection needle 4, avoids and is had an impact to the animal cured.
In one embodiment, as shown in Figure 1.Disposable syringe for veterinary use is present embodiments provided, further includes needle body
External member 5；Needle body external member 5 is cylindrical in shape, and one end of needle body external member 5 provides injection needle 4 and is fixedly connected, and the other end of needle body external member 5 carries
It is detachably connected for syringe 1.
In the present embodiment, injection needle 4 can be removed from syringe 1.It is realized particular by needle body external member 5.It is real
On border, needle body external member 5 is also common in current injector for medical purpose.
In one embodiment, needle body external member 5 is moulding.
In one embodiment, the end outer peripheral edge of syringe 1 is equipped with a circle external screw thread, and the inner peripheral of needle body external member 5 is equipped with
One circle internal thread, the other end of needle body external member 5 provide syringe 1 and are threadedly coupled.
In the present embodiment, needle body external member 5 can be mounted on syringe 1 by only one circle of rotation, very convenient.
In one embodiment, as shown in Figure 3.Present embodiments provide disposable syringe for veterinary use, Rubber end 3 include according to
Secondary setting first annular raised 32, first annular groove 33, the second annular protrusion 34, second annular groove 35 and third
Annular protrusion 36；Air cavity 31 is set to the inside of first annular raised 32, the second annular protrusion 34 and third annular protrusion 36,
Air cavity 31 provides first annular raised 32, the second annular protrusion 34 and third annular protrusion 36 buffers radially, air cavity 31
It also provides first annular groove 33 and second annular groove 35 buffers in the axial direction.
In addition, in one embodiment, the inner wall of syringe 1 is equipped with annular groove（It is not shown in figure）, annular groove is close to syringe 1
Opening（It is not marked in figure）；The length of push rod 2 is less than the length of syringe 1, and the end 21 of push rod 2 is in disc-shaped, the end of push rod 2
Portion 21 is flexible piece, and 21 radius of end of push rod 2 is more than the inner radial of syringe 1 and the inner radial less than annular groove；
Wherein, when push rod 2 is completely into in syringe 1, the end 21 of push rod 2 is embedded in annular groove, make push rod 2 keep completely into
Enter to the state in syringe 1.In the present embodiment, disposable syringe for veterinary use is during primary complete use, need by
Push rod 2 is completely into in syringe 1, to squeeze out the liquid medicine in syringe 1.But since the end of push rod 2 21 is in circle
Sheet and be flexible piece.So when push rod 2 is completely into in syringe 1, the end 21 of push rod 2 is embedded in annular groove, and
And push rod 2 is made to keep completely into the state in syringe 1.The end 21 of push rod 2 is in interior relative to the opening of syringe 1 at this time
Recessed, so can not extract.
Correspondingly, in another embodiment, coordinating push rod 2 by the way that Rubber end 3 is arranged.Specifically, in the present embodiment
Rubber end 3 is specific, because it includes first annular raised 32 set gradually, first annular groove 33, the second convex annular
Play 34, second annular groove 35 and third annular protrusion 36.So existing on the length direction along push rod 2 very big
Deformation space.It is very big to provide Rubber end 3 for especially spaced first annular groove 33 and second annular groove 35
Deformation space.So after the liquid medicine in syringe 1 is squeezed out completely, push rod 2 is not completely into in syringe 1.And after
Continuous force can make push rod 2 completely into in syringe 1, and the end 21 of push rod 2 is embedded in annular groove.So passing through setting
On the one hand Rubber end 3 in the present embodiment can squeeze out the liquid medicine in syringe 1 completely, on the other hand can be in syringe 1
Interior liquid medicine makes the end 21 of push rod 2 be embedded in annular groove after squeezing out completely.
Particular embodiments described above has carried out further the purpose of the present invention, technical solution and advantageous effect
It is described in detail, it should be understood that the above is only a specific embodiment of the present invention, the protection being not intended to limit the present invention
Range.It particularly points out, to those skilled in the art, all within the spirits and principles of the present invention, that is done any repaiies
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (5)
1. a kind of disposable syringe for veterinary use, which is characterized in that including syringe (1), push rod (2), Rubber end (3) and injection
Needle (4)；
The Rubber end (3) is set to the end (21) of the push rod (2), and the push rod (2) is set in the syringe (1)；
The injection needle (4) is sleeved on the syringe (1)；
The inside hollow out of the Rubber end (3) forms air cavity (31), the end of the Rubber end (3) towards the push rod (2)
(21) sidewall thickness is less than the Rubber end (3) backwards to the sidewall thickness of the end (21) of the push rod (2), the push rod
(2) end (21) includes exhaust hole (22), the opening direction of the exhaust hole (22) along the push rod (2) length
Direction, and it is perpendicularly oriented to the side wall of end (21) of the Rubber end (3) towards the push rod (2)；
Wherein, when the Rubber end (3) is squeezed and broken, the exhaust hole (22) provides the gas in the air cavity (31) from the back of the body
The channel being discharged to the side of the injection needle (4).
2. disposable syringe for veterinary use according to claim 1, which is characterized in that further include needle body external member (5)；
The needle body external member (5) is cylindrical in shape, and one end of the needle body external member (5) provides the injection needle (4) and is fixedly connected, described
The other end of needle body external member (5) provides the syringe (1) and is detachably connected.
3. disposable syringe for veterinary use according to claim 2, which is characterized in that the needle body external member (5) is moulding.
4. disposable syringe for veterinary use according to claim 2, which is characterized in that the end outer peripheral edge of the syringe (1)
Equipped with a circle external screw thread, the inner peripheral of the needle body external member (5) is equipped with a circle internal thread, the other end of the needle body external member (5)
The syringe (1) threaded connection is provided.
5. disposable syringe for veterinary use according to claim 1, which is characterized in that the Rubber end (3) includes setting successively
First annular raised (32) set, first annular groove (33), the second annular protrusion (34), second annular groove (35) and
Third annular protrusion (36)；
The air cavity (31) is set to first annular raised (32), second annular protrusion (34) and the third ring
The inside of shape protrusion (36), the air cavity (31) provide first annular raised (32), second annular protrusion (34), with
And the third annular protrusion (36) buffers radially, the air cavity (31) also provides the first annular groove (33) and institute
Second annular groove (35) is stated to buffer in the axial direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810218918.1A CN108403251A (en) | 2018-03-16 | 2018-03-16 | A kind of disposable syringe for veterinary use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810218918.1A CN108403251A (en) | 2018-03-16 | 2018-03-16 | A kind of disposable syringe for veterinary use |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108403251A true CN108403251A (en) | 2018-08-17 |
Family
ID=63131856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810218918.1A Pending CN108403251A (en) | 2018-03-16 | 2018-03-16 | A kind of disposable syringe for veterinary use |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108403251A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2796732Y (en) * | 2005-05-17 | 2006-07-19 | 叶广陵 | Self destroyed injector |
| CN201361324Y (en) * | 2009-03-19 | 2009-12-16 | 牛俐 | Disposable injector |
| CN201814945U (en) * | 2010-10-22 | 2011-05-04 | 青岛大学医学院附属医院 | Anti-drop type disposable injector |
-
2018
- 2018-03-16 CN CN201810218918.1A patent/CN108403251A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2796732Y (en) * | 2005-05-17 | 2006-07-19 | 叶广陵 | Self destroyed injector |
| CN201361324Y (en) * | 2009-03-19 | 2009-12-16 | 牛俐 | Disposable injector |
| CN201814945U (en) * | 2010-10-22 | 2011-05-04 | 青岛大学医学院附属医院 | Anti-drop type disposable injector |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180817 |
|
| WD01 | Invention patent application deemed withdrawn after publication |