CN206603928U - Closed ampulla joint - Google Patents
Closed ampulla joint Download PDFInfo
- Publication number
- CN206603928U CN206603928U CN201621363616.6U CN201621363616U CN206603928U CN 206603928 U CN206603928 U CN 206603928U CN 201621363616 U CN201621363616 U CN 201621363616U CN 206603928 U CN206603928 U CN 206603928U
- Authority
- CN
- China
- Prior art keywords
- ampulla
- syringe needle
- joint
- spring
- closed
- 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.)
- Expired - Fee Related
Links
- 239000003708 ampul Substances 0.000 title claims abstract description 91
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 4
- 239000000084 colloidal system Substances 0.000 claims description 3
- 239000003814 drug Substances 0.000 abstract description 16
- 239000000443 aerosol Substances 0.000 abstract description 7
- 230000000118 anti-neoplastic effect Effects 0.000 abstract description 7
- 239000002246 antineoplastic agent Substances 0.000 abstract description 6
- 229940034982 antineoplastic agent Drugs 0.000 abstract description 6
- 230000008602 contraction Effects 0.000 abstract description 4
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 206010067484 Adverse reaction Diseases 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000006838 adverse reaction Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 208000015181 infectious disease Diseases 0.000 description 2
- 238000010999 medical injection Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000002627 tracheal intubation Methods 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a kind of closed ampulla joint, including syringe needle shell and setting on the housing, the shell lower end is provided with opening, the cover top portion is provided with boss, the syringe needle extends through the boss and to enclosure, the boss upper end is provided with the adapter connected with the syringe needle, the syringe needle and boss madial wall formation annular chamber, the annular chamber is connected with the enclosure, spring-backed quill is arranged with the syringe needle, the upper end of the spring-backed quill is fixed in the annular chamber.When using syringe needle is passed from spring-backed quill bottom enters ampulla, spring-backed quill stress is pressed against contraction, after the completion of use, spring-backed quill voluntarily restores to the original state in the presence of its own resilient, again envelope is in syringe needle periphery, the pin for contacting medicine is sealed, so that many antineoplastics are not exposed to environment, would not also form that aerosol gets into the air and then so that operating personnel exempt from comes to harm.
Description
Technical field
The utility model is related to technical field of medical instruments, more specifically, and the utility model is related to a kind of closed peace
Bottle joint.
Background technology
Ampulla joint is used to dock connection syringe and ampulla, drug injection is taken out to ampulla or out of ampulla, at present
Used ampulla joint all carries syringe needle, in use, inserting the needle into ampulla, ampulla upper end of joint is provided with connection pin
The adapter of head, adapter is connected with syringe, and then completes the injection process of medicine.But syringe needle in this ampulla structure it is exposed
Outside, it is particularly easy to cause syringe needle to pollute, in medical injection procedure, easily pollutes medicine, on the other hand, tip portion is exposed to outer
Face, it is easy to injure operating personnel, especially for the medicine for having side effect, tip portion is residual exposed to outside after use
Environment will be exposed to by staying in the antineoplastic of syringe needle, formed aerosol and got into the air, once sucked or connect by operator
Touch, operating personnel can be come to harm, easily the adverse reaction such as infection.Therefore, this area still needs one kind and is avoided that and makes
It is exposed to rear medicine and injures operator or other people ampulla joint outside.
Therefore, a kind of intubation sealing system of U.S. Patent Publication, the patent No. is US9414990B2, and the system is using set
Pipe envelope coordinates sleeve pipe in syringe needle periphery by spring base and spring so that in use, spring contraction syringe needle is stretched from sleeve pipe
Go out, after finishing, spring upholds needle retractable into sleeve pipe, so that syringe needle is not exposed to outer, protection operating personnel, but
It is this complicated, and cost is too high, is difficult to promote.
Utility model content
A purpose of the present utility model is to solve at least the above, and provides the advantage that at least will be described later.
The utility model also has a purpose to be to provide a kind of closed ampulla joint, by spring-backed quill envelope in syringe needle
Periphery, with ensure operator using safety, when deployed, syringe needle passes from spring-backed quill bottom enters ampulla, elasticity
Sleeve stress is pressed against contraction, and after the completion of ampulla joint use, syringe needle takes out from ampulla, meanwhile, spring-backed quill is certainly
Voluntarily restored to the original state in the presence of body elastic force, the pin for contacting medicine is sealed, so made in syringe needle periphery by envelope again
Obtain many antineoplastics and be not exposed to environment, would not also form aerosol and get into the air and then so that operating personnel
Exempt from and come to harm.
In order to realize according to these purposes of the present utility model and further advantage there is provided a kind of closed ampulla joint,
Including syringe needle shell and setting on the housing, the shell is tube-in-tube structure, and the shell lower end is provided with opening, institute
State cover top portion and be provided with boss, the syringe needle extends through the boss and to enclosure, and the boss upper end is provided with
The adapter connected with the syringe needle, the syringe needle and boss madial wall formation annular chamber, the annular chamber and the shell
Spring-backed quill is arranged with inside connection, the syringe needle, the upper end of the spring-backed quill is fixed in the annular chamber, the pin
Head bottom is without departing from the outer casing bottom.
It is preferred that, the outer casing bottom is provided with outwardly open horn mouth, and the horn mouth bottom diameter is more than ampulla
End socket external diameter.
It is preferred that, the horn mouth upper end is provided with snap ring, and the snap ring internal diameter is less than the ampulla end socket external diameter.
It is preferred that, the internal diameter of outer cover is more than the ampulla joint external diameter, and the side wall of outer shell is highly more than the peace
Bottle end socket height.
It is preferred that, some flutings are longitudinally offered on the side wall of outer shell, the fluting runs through the shell and symmetrical
On the housing, the fluting upper end extends to the cover top portion, and lower end extends to the horn mouth bottom for distribution.
It is preferred that, the spring-backed quill is made up of rubber, and the spring-backed quill envelope is set in the syringe needle periphery, described
Spring-backed quill upper end, which is provided with plain cushion, the annular chamber, is additionally provided with annular cushion block, and the plain cushion passes through the annular cushion block
It is fixed on the top of the annular chamber.
It is preferred that, the syringe needle is integral type structure with the adapter, shell, and the syringe needle is at the top of the annular chamber
Connected with the adapter.
It is preferred that, the annular chamber top down protrusion sets needle stand, and the needle stand is axially provided through connecing with described
The passage of pipe connection, the channel bottom is provided with conical cavity, and the syringe needle is fastened in the passage, is filled out in the conical cavity
Filled with the colloid for fixing the syringe needle.
The utility model at least includes following beneficial effect：
1st, ampulla joint comes with spring-backed quill, does not influence the normal of ampulla joint to use, and after use can be voluntarily
Blockade needle, the pin for contacting medicine is sealed, so that many antineoplastics are not exposed to environment, also
It will not form that aerosol gets into the air and then so that operating personnel exempt from comes to harm；
2nd, ampulla joint design is simple, it is only necessary to increase a spring-backed quill and self-enclosed function can be achieved, simple and practical
And cost is low.
Further advantage of the present utility model, target and feature embody part by following explanation, and part will also pass through
Research of the present utility model and practice are understood by the person skilled in the art.
Brief description of the drawings
Fig. 1 is a kind of superstructure schematic diagram of ampulla joint in embodiment；
Fig. 2 is the side view of ampulla joint in Fig. 1；
Fig. 3 is the polycrystalline substance schematic diagram of ampulla joint in Fig. 1；
Fig. 4 is the mounting structure schematic diagram of syringe needle in Fig. 1；
Fig. 5 is the sectional view of ampulla joint in Fig. 1；
Fig. 6 is the explosive view of ampulla joint in Fig. 1；
Fig. 7 is the internal structure schematic diagram of shell in another embodiment；
Fig. 8 is the sectional view of ampulla joint shell in Fig. 7；
Fig. 9 is the sectional view of ampulla joint in Fig. 7.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to explanation
Book word can be implemented according to this.
It should be appreciated that such as " having ", "comprising" and " comprising " term used herein do not allot one or many
The presence or addition of individual other elements or its combination.
The utility model electricity provides a kind of closed ampulla joint, as shown in figures 1 to 6, including：
There is provided a kind of closed ampulla joint, including shell 100 and syringe needle 140 on the housing is set, it is described
Shell 100 is tube-in-tube structure, is made of plastics, the shell lower end is provided with opening, described for being socketed in ampulla end socket
It is cavity structure that cover top portion, which is provided with inside cylindrical end tangs 120, boss, and the syringe needle 140 runs through the top of the boss simultaneously
Extend to shell internal vertical, the height of of length no more than shell of extension, the boss upper end is provided with to be connected with the syringe needle
Logical adapter 110, takes over for docking syringe, the syringe needle and boss madial wall formation annular chamber 121, the annular
Chamber is connected with the enclosure, is arranged with spring-backed quill 150 on the syringe needle, spring-backed quill by syringe needle envelope wherein, together
When, the syringe needle bottom is without departing from the outer casing bottom, it is to avoid syringe needle exposes outside, to ensure that operator's uses safety,
Avoid polluting exposed syringe needle, medicine is further polluted in medical injection procedure.On the other hand, bullet after use
Property sleeve pipe energy seal itself syringe needle, the pin for contacting medicine is sealed, so that many antineoplastics would not be sudden and violent
Environment is exposed to, would not also form that aerosol gets into the air and then so that operating personnel exempt from comes to harm；When deployed, will
Closed ampulla joint is directed at ampulla end socket, presses ampulla joint so that shell is set on ampulla end socket, during this,
Syringe needle passes from spring-backed quill bottom enters ampulla, and spring-backed quill stress is pressed against contraction, by syringe and adapter pair
Connect complete medicine extraction or injection, after the completion of ampulla joint use, ampulla joint is removed from ampulla end socket, syringe needle from
Extracted in ampulla, meanwhile, spring-backed quill voluntarily restores to the original state in the presence of its own resilient, and envelope is in syringe needle periphery again, with
Being used as self-enclosed syringe needle is played, the pin for contacting medicine is sealed, so that many antineoplastics would not be sudden and violent
Environment is exposed to, aerosol would not be also formed and get into the air and then so that operating personnel exempt from comes to harm, also avoid syringe needle
Operator is accidentally injured in exposure outside, especially for the medicine for having side effect, and tip portion is exposed to outside after use, once by
Operating personnel touch, easily the adverse reaction such as infection, and closed ampulla joint of the present utility model solves this well
Problem, and the closed ampulla joint design is simple, it is only necessary to increase a spring-backed quill and self-enclosed function can be achieved, keep away
Exempt from the labyrinth coordinated using spring and protective case so that the closed ampulla joint is simple and practical and cost is low, more pushes away
Wide value.
In another embodiment, the upper end of the spring-backed quill 150 is fixed in the annular chamber 121, specifically, the bullet
Property sleeve pipe be made up of rubber, the tube wall of spring-backed quill is arranged to thin wall type elastic construction, does not on the one hand influence the plug of syringe needle
Journey, at the same after spring-backed quill stress deformation, once syringe needle after the taking-up of ampulla end socket, in the presence of elastic tube wall, resilient sleeve
Pipe can voluntarily resile in time, and envelope is in syringe needle periphery, the upper end open of spring-backed quill, lower end closed, spring-backed quill again
Length be not less than the length of syringe needle, the syringe needle is contained in the spring-backed quill, and the spring-backed quill upper end is provided with flat
Annular cushion block 122 is additionally provided with pad 151, the annular chamber, annular cushion block 122 is set in needle tip periphery, and is filled in
In the annular chamber, the plain cushion is fixed on to the top of the annular chamber so that whole spring-backed quill is fixed with shell, it is to avoid
Spring-backed quill comes off.
In another embodiment, the outer casing bottom is provided with outwardly open horn mouth 111, the horn mouth bottom diameter
More than ampulla end socket external diameter, horn mouth 111 is easy to the importing of ampulla joint to be set on ampulla end socket, reduces the set-up time.
In another embodiment, the upper end of horn mouth 111 is provided with snap ring 112, and the snap ring internal diameter is less than the ampulla
End socket external diameter, and the internal diameter of outer cover is more than the ampulla joint external diameter, and the side wall of outer shell is highly more than the ampulla and sealed
Grease head highness, after ampulla joint is set on ampulla end socket, ampulla end socket is contained in the shell of the upper end of snap ring 112, snap ring 112
The bottom of ampulla end socket is fastened on, ampulla end socket is limited in shell.
Some flutings 130 are longitudinally offered in another embodiment, on the side wall of outer shell, the fluting is through described outer
Shell and it is symmetrical on the housing, in the present embodiment, offer six flutings 130, the fluting upper end extends to described
Cover top portion, fluting lower end extends to the horn mouth bottom, so that shell is divided into six sheets with certain elasticity
Body, when ampulla joint is set on ampulla end socket, ampulla end socket extruding snap ring 112 causes six plates outwards to strut, and pacifies
Bottle end socket is smoothly entered in shell, and snap ring 112 is fastened on ampulla end socket bottom, and ampulla joint is limited in into ampulla end socket
On, make its difficult for drop-off, after the completion of use, ampulla joint is removed from ampulla end socket, ampulla end socket struts six sheets
Body departs from limitation from snap ring 112.
In another embodiment, the syringe needle 140 is integral type structure with the adapter, shell, and the syringe needle is through described
Connected at the top of annular chamber with the adapter, after ampulla joint is set on ampulla end socket, syringe needle is entered in ampulla, by syringe
Connecting tubes, so that syringe to be connected to absorption or the injection process for completing medicine with ampulla.
In another embodiment, as Figure 7-9, the annular chamber top down protrusion sets needle stand 160, and needle stand 160 holds
Put in annular chamber, the needle stand is axially provided through taking over the passage 163 connected with described, and passage 163 runs through the ring
Shape top of chamber is connected with the adapter, and the syringe needle 140 is fastened in the passage, and the channel bottom is provided with conical cavity
161, it is easy to syringe needle to install, meanwhile, syringe needle is passed down through the conical cavity 161, and filled with being used in the conical cavity
The colloid 162 of the fixed syringe needle so that syringe needle is fixed with needle stand, after ampulla joint is set on ampulla end socket, syringe needle enters
Into ampulla, by syringe connecting tubes, so that syringe to be connected to absorption or the injection process for completing medicine with ampulla.
From the above mentioned, the utility model discloses a kind of closed ampulla joint, ampulla joint comes with spring-backed quill, no
Normal the using of influence ampulla joint, and after use can seal itself syringe needle, to play a protective role, medicine will be contacted
Pin seal, so that many antineoplastics are not exposed to environment, would not also form aerosol and enter empty
In gas and then operating personnel is exempted from and is come to harm, also avoid accidentally injuring operator, while avoiding contaminated pinhead；Meanwhile, ampulla
Joint design is simple, it is only necessary to increase a spring-backed quill and self-enclosed function can be achieved, simple and practical and cost is low, beneficial to pushing away
Wide application.
Although embodiment of the present utility model is disclosed as above, it is not restricted in specification and embodiment
Listed to use, it can be applied to various suitable fields of the present utility model completely, for those skilled in the art,
Other modification is easily achieved, therefore under the universal limited without departing substantially from claim and equivalency range, this reality
Specific details is not limited to new and shown here as the legend with description.
Claims (8)
1. a kind of closed ampulla joint, including shell and syringe needle on the housing is set, it is characterised in that the shell
For tube-in-tube structure, the shell lower end is provided with opening, and the cover top portion is provided with boss, and the syringe needle runs through the boss
And extend to enclosure, the boss upper end is provided with the adapter connected with the syringe needle, the syringe needle and the boss
Side wall formation annular chamber, the annular chamber is connected with the enclosure, and spring-backed quill, the elasticity are arranged with the syringe needle
The upper end of sleeve pipe is fixed in the annular chamber, and the syringe needle bottom is without departing from the outer casing bottom.
2. closed ampulla joint as claimed in claim 1, it is characterised in that the outer casing bottom is provided with outwardly open
Horn mouth, the horn mouth bottom diameter is more than ampulla end socket external diameter.
3. closed ampulla joint as claimed in claim 2, it is characterised in that the horn mouth upper end is provided with snap ring, institute
Snap ring internal diameter is stated less than the ampulla end socket external diameter.
4. closed ampulla joint as claimed in claim 3, it is characterised in that the internal diameter of outer cover is more than the ampulla joint
External diameter, and the side wall of outer shell is highly more than ampulla end socket height.
5. closed ampulla joint as claimed in claim 4, it is characterised in that longitudinally offered on the side wall of outer shell some
Bar slot, it is described fluting through the shell and it is symmetrical on the housing, the fluting upper end extends to the shell
Top, lower end extends to the horn mouth bottom.
6. closed ampulla joint as claimed in claim 5, it is characterised in that the spring-backed quill is made up of rubber, described
Spring-backed quill envelope is set in the syringe needle periphery, and the spring-backed quill upper end is provided with plain cushion, the annular chamber and also set up
There is annular cushion block, the plain cushion is fixed on the top of the annular chamber by the annular cushion block.
7. closed ampulla joint as claimed in claim 6, it is characterised in that the syringe needle is one with the adapter, shell
Body formula structure, the syringe needle is connected at the top of the annular chamber with the adapter.
8. closed ampulla joint as claimed in claim 6, it is characterised in that the annular chamber top down protrusion sets pin
Seat, the needle stand is axially provided through taking over the passage connected with described, and the channel bottom is provided with conical cavity, the pin
Head is fastened in the passage, and the colloid for being used for fixing the syringe needle is filled with the conical cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621363616.6U CN206603928U (en) | 2016-12-12 | 2016-12-12 | Closed ampulla joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621363616.6U CN206603928U (en) | 2016-12-12 | 2016-12-12 | Closed ampulla joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206603928U true CN206603928U (en) | 2017-11-03 |
Family
ID=60172643
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621363616.6U Expired - Fee Related CN206603928U (en) | 2016-12-12 | 2016-12-12 | Closed ampulla joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206603928U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106691849A (en) * | 2016-12-12 | 2017-05-24 | 王学博 | Closed ampoule joint |
-
2016
- 2016-12-12 CN CN201621363616.6U patent/CN206603928U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106691849A (en) * | 2016-12-12 | 2017-05-24 | 王学博 | Closed ampoule joint |
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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: 20171103 |