CN108904925A - A kind of solvent soln filtering injection device of Parkinson medicinal - Google Patents
A kind of solvent soln filtering injection device of Parkinson medicinal Download PDFInfo
- Publication number
- CN108904925A CN108904925A CN201810419062.4A CN201810419062A CN108904925A CN 108904925 A CN108904925 A CN 108904925A CN 201810419062 A CN201810419062 A CN 201810419062A CN 108904925 A CN108904925 A CN 108904925A
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- CN
- China
- Prior art keywords
- shell
- plug
- liquid storage
- injection device
- piston
- 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 title claims abstract description 70
- 239000007924 injection Substances 0.000 title claims abstract description 70
- 239000002904 solvent Substances 0.000 title claims abstract description 20
- 238000001914 filtration Methods 0.000 title description 5
- 239000007788 liquid Substances 0.000 claims abstract description 39
- 239000000243 solution Substances 0.000 abstract description 24
- 230000000694 effects Effects 0.000 abstract description 7
- 239000003814 drug Substances 0.000 description 6
- 239000012535 impurity Substances 0.000 description 6
- 229940079593 drug Drugs 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000013475 authorization Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011257 shell material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/1782—Devices aiding filling of syringes in situ
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
- A61M5/178—Syringes
- A61M5/31—Details
- A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
- A61M5/31501—Means for blocking or restricting the movement of the rod or piston
- A61M5/31505—Integral with the syringe barrel, i.e. connected to the barrel so as to make up a single complete piece or unit
Landscapes
- Health & Medical Sciences (AREA)
- Vascular Medicine (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses a kind of solvent solns of Parkinson medicinal to filter injection device, belong to field of medical device, its key points of the technical solution are that, including apparatus body, shell, liquid storage outer housing and injection needle, shell is fixedly mounted on apparatus body, run through depending on plug and is connected on shell, one end of piston rod is fixedly connected with piston stopper rod, the other end is fixedly connected with plug, piston plate is fitted tightly over the inner wall of view plug, operating element is movably connected in the top of apparatus body, and operating element bottom is provided with spring.By pushing operating element, spring state can be unlocked, it can drive and be moved downward depending on filling in row, the solution that piston plate can squeeze in volumetric flask moves down, and after solution, which is injected, to be completed, piston stopper rod can limit the movement to piston, and spring can in time reset piston plate, the completion injection that injection device can automate, is less prone to engaging phenomenon, injection effect is good.
Description
Technical field
The present invention relates to field of medical device, in particular to the solvent soln of a kind of Parkinson medicinal filters injection device.
Background technique
The solvent soln filtering injection device of Parkinson medicinal is that a kind of solvent soln for Parkinson medicinal is infused automatically
The equipment penetrated can effectively inject the drugs such as Parkinson medicinal, and most of injection device is by by internal part
End press to the skin of the patient positioned at injection site, external component arrives drug injection along internal part forward slip
Patient's body, but carry out drug by external component in injection process to squeeze into injection site, external component is easy to produce
Deformation, and replace drug trouble.
The Chinese patent that Authorization Notice No. is 201280043463.5 discloses a kind of solvent soln mistake of Parkinson medicinal
Injection device is filtered, which includes syringe, which is contained in the inside of shell, by that can slide relative to each other
Internal part and external component formed, internal part and external component sliding be relatively labor-saving, but in practice,
During syringe is injected, internal part and external component are easy to get stuck, and influence the injection effect of syringe.
Summary of the invention
In view of the deficienciess of the prior art, the object of the present invention is to provide a kind of solvent soln mistakes of Parkinson medicinal
It is good to filter injection device injection effect.
Above-mentioned technical purpose of the invention technical scheme is that：
A kind of solvent soln filtering injection device of Parkinson medicinal, including apparatus body, shell, liquid storage outer housing and note
Needle is penetrated, shell is fixedly mounted on apparatus body, and the center of shell and liquid storage outer housing is located along the same line, the lower section of shell
It is provided with view plug, includes piston stopper rod, piston rod, piston plate, plug, piston depending on plug depending on plug through being connected on shell
One end of bar is fixedly connected with piston stopper rod, and the other end is fixedly connected with plug, and piston plate is fitted tightly over the interior of view plug
Wall, operating element are movably connected in the top of apparatus body, and operating element bottom is provided with spring, and spring is movably arranged on operation
On element.
Through the above technical solutions, spring is movably arranged on operating element, it, can be to spring by pushing operating element
State is unlocked, and can be driven and be moved downward depending on filling in row, and the solution that piston plate can squeeze in volumetric flask moves down, when
After solution injection is completed, piston stopper rod can limit the movement to piston, and spring can in time to piston plate into
Row resets, and the completion injection that injection device can automate is not easy to engage phenomenon, injection effect is good.
Further, the surface of shell is provided with pan straddle, and pan straddle is fixedly mounted on shell, and pan straddle is in
" cylinder " shape.
Through the above technical solutions, being provided with pan straddle, shell can be installed securely, pan straddle is in
" cylinder " shape, convenient for shell to be placed on pan straddle.
Further, the bottom of shell is provided with external screw thread, and external screw thread is fitted tightly on shell, external screw thread and injection needle
Internal screw thread match.
Through the above technical solutions, being provided with external screw thread, shell can be dismantled, the interior spiral shell of external screw thread and injection needle
Line matches, and injection needle can closely be connect with housing bottom, it is therefore prevented that occurs in shell and injection needle connection procedure
Gap.
Further, the outer surface of liquid storage outer housing is provided with recess, and recess, which runs through, to be connected on liquid storage outer housing, recess
Cross section is in " ellipse " shape.
Through the above technical solutions, being provided with recess, can be observed by recess depending on the reading inside plug, recess
Cross section is in " ellipse " shape, convenient for reading the reading on graduation mark, and can not have to read recess inversion horizontality
Number.
Further, the bottom of liquid storage outer housing is provided with filter screen, and filter screen is welded on liquid storage outer housing, filter screen
Diameter and view plug it is equal in magnitude.
Through the above technical solutions, being provided with filter screen, the dissolution that can filter Parkinson medicinal in liquid storage outer housing is molten
Tiny impurity in liquid, the diameter and view plug of filter screen are equal in magnitude, prevent the impurity in filter screen from entering injection
In the injection needle of device bottom, injection needle is blocked, injection effect is influenced.
Further, plug bottom is provided with volumetric flask, volumetric flask is fixedly mounted on view beyond the Great Wall.
Through the above technical solutions, being provided with volumetric flask, can be stored to greatest extent to depending on the solution inside plug,
Solution can be allowed to be flowed into injection needle to be injected.
Further, shell and liquid storage outer housing are in " cylinder " shape, and diameter of the housing is greater than the diameter of liquid storage outer housing.
Through the above technical solutions, shell and liquid storage outer housing are in " cylinder " shape, be conducive to shell and liquid storage outer housing it
Between connection, diameter of the housing be greater than liquid storage outer housing diameter so that the liquid of enclosure interior flows rapidly into liquid storage outer housing
In.
Further, the outer surface of plug is provided with graduation mark, graduation mark is fitted tightly over view beyond the Great Wall, and graduation mark is provided with
Several, and several graduation marks equidistantly distribute.
Through the above technical solutions, be provided with graduation mark, can clearly read view plug internal solution number, graduation mark
Several are provided with, and several graduation marks equidistantly distribute, read more accurate and read fairly simple.
In conclusion the invention has the advantages that：
1, it is movably arranged on operating element by spring, by pushing operating element, spring state can be solved
Lock can drive and move downward depending on filling in row, and the solution that piston plate can squeeze in volumetric flask moves down, when solution has been injected
At later, piston stopper rod can limit the movement to piston, and spring can in time reset piston plate, injection
The completion injection that equipment can automate, is less prone to engaging phenomenon, injection effect is good.
2, it by being provided with filter screen, can filter tiny in the solvent soln of Parkinson medicinal in liquid storage outer housing
Impurity, the diameter and view plug of filter screen are equal in magnitude, prevent the impurity in filter screen from entering the note of injection device bottom
It penetrates in needle, blocks injection needle, influence injection effect.
3, by being provided with external screw thread, shell can be dismantled, the internal screw thread of external screw thread and injection needle matches, note
Penetrating needle can closely be connect with housing bottom, it is therefore prevented that gap occur in shell and injection needle connection procedure.
Detailed description of the invention
Fig. 1 is the present embodiment overall structure diagram；
Fig. 2 is that the present embodiment removes injection needle structural schematic diagram；
Fig. 3 is that the present embodiment regards plug structure schematic diagram.
In figure：1, apparatus body；2, shell；201, pan straddle；202 external screw threads；3, liquid storage outer housing；301, recess；
4, filter screen；5, view plug；501, piston stopper rod；502, piston rod；503, piston plate；504, plug；505, graduation mark；
506, volumetric flask；6, operating element；601, spring；7, injection needle.
Specific embodiment
A kind of solvent soln filtering injection device of Parkinson medicinal, as depicted in figs. 1 and 2, including apparatus body 1, shell
Body 2, liquid storage outer housing 3 and injection needle 7, shell 2 are fixedly mounted on apparatus body 1, the center of shell 2 and liquid storage outer housing 3
It is located along the same line, shell 2 and liquid storage outer housing 3 are in " cylinder " shape, are conducive to the company between shell 2 and liquid storage outer housing 3
It connects, 2 diameter of shell is greater than the diameter of liquid storage outer housing 3, and solution can flow rapidly into injection needle 7, the lower section setting of shell 2
There is view plug 5, runs through depending on plug 5 and be connected on shell 2.
In embodiment, as depicted in figs. 1 and 2, the outer surface of liquid storage outer housing 3 is provided with recess 301, and recess 301 passes through
Wear and be connected on liquid storage outer housing 3,301 cross section of recess be in " ellipse " shape, by 301 pairs of recess view fill in 5 inside reading into
Row observation, operating element 6 are movably connected in the top of apparatus body 1, and 6 bottom of operating element is provided with spring 601, spring 601
It is movably arranged on operating element 6, spring 601 can be moved and be resetted to piston rod 502, and internal part is driven to carry out to cunning
It is dynamic.
In embodiment, as depicted in figs. 1 and 2, the surface of shell 2 is provided with pan straddle 201, and pan straddle 201 is solid
On shell 2, pan straddle 201 is in " cylinder " shape for Dingan County, can be installed securely to shell 2, convenient for putting shell 2
It sets on 201 bracket of container, the bottom of shell 2 is provided with external screw thread 202, and external screw thread 202 is fitted tightly on shell 2, outer spiral shell
Line 202 and the internal screw thread of injection needle 7 match, and injection needle 7 can closely be connect with 2 bottom of shell, shell 2 and injection
Not occurring gap between needle 7, the bottom of liquid storage outer housing 3 is provided with filter screen 4, and filter screen 4 is welded on liquid storage outer housing 3,
The diameter of filter screen 4 and view plug 5 are equal in magnitude, and the impurity in filter screen 4 enters the injection needle 7 of injection device bottom
It is interior.
In embodiment, as shown in figure 3, the lower section of shell 2 is provided with view plug 5, run through depending on plug 5 and be connected on shell 2, depending on
Plug 5 includes piston stopper rod 501, piston rod 502, piston plate 503, plug 504, and one end of piston rod 502 is fixedly connected with
Piston stopper rod 501, the other end are fixedly connected with plug 504, can limit the movement to piston, and piston plate 503 closely pastes
The inner wall in view plug 5 is closed, piston plate 503 can be squeezed depending on the solution inside plug 5, and 5 bottoms of plug are provided with volumetric flask
506, volumetric flask 506 is fixedly mounted on view plug 5, and volumetric flask 506 can store the solution inside view plug 5, depending on the outer surface of plug 5
It is provided with graduation mark 505, graduation mark 505 is fitted tightly on view plug 5, and graduation mark 505 is provided with several, and several scales
Line 505 equidistantly distributes, can clearly read view plug 5 internal solutions number, read it is more accurate and read it is fairly simple.
Specific implementation process in use, first pan straddle 201 is put into shell 2, then passes through the outer of 2 bottom of shell
Screw thread 202 and the internal screw thread of injection needle 7 closely connect, then solution is added in liquid storage outer housing 3 and is injected, firstly, pressing
Press operation element 6 provides downward thrust to spring 601, and spring 601 is movably arranged on operating element 6, is operated by pushing
Element 6 can be unlocked 601 state of spring, can drive and be moved downward depending on plug 5, piston plate 503 can squeeze appearance
Solution in measuring bottle 506 moves down, and at this moment the liquid in volumetric flask 506, which is flowed into injection needle 7, carries out drug injection, when molten
After liquid injection is completed, piston stopper rod 501 can limit the movement to piston, and spring 601 can be in time to piston
Disk 503 is resetted, the completion injection that injection device can automate, wherein can filter Parkinson's medicine in liquid storage outer housing 3
Tiny impurity in the solvent soln of object, the diameter and view plug 5 of filter screen 4 are equal in magnitude, prevent miscellaneous in filter screen 4
Matter enters in the injection needle of injection device bottom, blocks injection needle 7, and injection device can also be by recess 301, to view plug 5
The internal reading of graduation mark 505 is observed and is read.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art
Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this
All by the protection of Patent Law in the scope of the claims of invention.
Claims (8)
1. a kind of solvent soln of Parkinson medicinal filters injection device, including apparatus body (1), shell (2), liquid storage outer housing
(3) it is fixedly mounted on apparatus body (1) with injection needle (7), shell (2), the centre bit of shell (2) and liquid storage outer housing (3)
In on same straight line, it is characterized in that：It is provided with view plug (5) below shell (2), runs through depending on plug (5) and is connected on shell (2),
It include piston stopper rod (501), piston rod (502), piston plate (503), plug (504) depending on plug (5), piston rod (502)
One end is fixedly connected with piston stopper rod (501), and the other end is fixedly connected with plug (504), and piston plate (503) fits closely
In the inner wall of view plug (5), operating element (6) is movably connected in the top of apparatus body (1), and operating element (6) bottom is provided with
Spring (601), spring (601) are movably arranged on operating element (6).
2. a kind of solvent soln of Parkinson medicinal according to claim 1 filters injection device, it is characterized in that：Shell
(2) surface is provided with pan straddle (201), and pan straddle (201) is fixedly mounted on shell (2), and pan straddle (201) is in
" cylinder " shape.
3. a kind of solvent soln of Parkinson medicinal according to claim 1 filters injection device, it is characterized in that：Shell
(2) bottom is provided with external screw thread (202), and external screw thread (202) is fitted tightly on shell (2), external screw thread (202) and injection needle
(7) internal screw thread matches.
4. a kind of solvent soln of Parkinson medicinal according to claim 1 filters injection device, it is characterized in that：Outside liquid storage
The outer surface of shell (3) is provided with recess (301), and for recess (301) through being connected on liquid storage outer housing (3), recess (301) is horizontal
Section is in " ellipse " shape.
5. a kind of solvent soln of Parkinson medicinal according to claim 1 filters injection device, it is characterized in that：Outside liquid storage
The bottom of shell (3) is provided with filter screen (4), and filter screen (4) is welded on liquid storage outer housing (3), and the diameter of filter screen (4) is big
It is small equal in magnitude with view plug (5).
6. a kind of solvent soln of Parkinson medicinal according to claim 1 filters injection device, it is characterized in that：Depending on plug
(5) bottom is provided with volumetric flask (506), and volumetric flask (506) is fixedly mounted on view plug (5).
7. a kind of solvent soln of Parkinson medicinal according to claim 1 filters injection device, it is characterized in that：Shell
(2) and liquid storage outer housing (3) is in " cylinder " shape, and shell (2) diameter is greater than the diameter of liquid storage outer housing (3).
8. a kind of solvent soln of Parkinson medicinal according to claim 1 filters injection device, it is characterized in that：Depending on plug
(5) outer surface is provided with graduation mark (505), and graduation mark (505) is fitted tightly on view plug (5), and graduation mark (505) is provided with
Several, and several graduation marks (505) equidistantly distribute.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810419062.4A CN108904925A (en) | 2018-05-04 | 2018-05-04 | A kind of solvent soln filtering injection device of Parkinson medicinal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810419062.4A CN108904925A (en) | 2018-05-04 | 2018-05-04 | A kind of solvent soln filtering injection device of Parkinson medicinal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108904925A true CN108904925A (en) | 2018-11-30 |
Family
ID=64404425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810419062.4A Pending CN108904925A (en) | 2018-05-04 | 2018-05-04 | A kind of solvent soln filtering injection device of Parkinson medicinal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108904925A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2147337A1 (en) * | 1971-09-23 | 1973-03-29 | Transcoject Gmbh | INJECTION SYRINGE |
| US5531683A (en) * | 1992-08-13 | 1996-07-02 | Science Incorporated | Mixing and delivery syringe assembly |
| CN103170038A (en) * | 2013-02-22 | 2013-06-26 | 杭州金源生物技术有限公司 | Insulin injection pen |
| CN104321095A (en) * | 2012-04-13 | 2015-01-28 | 贝克顿·迪金森公司 | Self-injection device with indicator for indicating proper connection of components |
| CN104519929A (en) * | 2012-07-06 | 2015-04-15 | 卡贝欧洲有限公司 | Medicament delivery device |
| CN205163817U (en) * | 2015-08-11 | 2016-04-20 | 上海市浦东医院 | Can freely measure and get and dispose insulin injection pen that mixes insulin in advance |
-
2018
- 2018-05-04 CN CN201810419062.4A patent/CN108904925A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2147337A1 (en) * | 1971-09-23 | 1973-03-29 | Transcoject Gmbh | INJECTION SYRINGE |
| US5531683A (en) * | 1992-08-13 | 1996-07-02 | Science Incorporated | Mixing and delivery syringe assembly |
| CN104321095A (en) * | 2012-04-13 | 2015-01-28 | 贝克顿·迪金森公司 | Self-injection device with indicator for indicating proper connection of components |
| CN104519929A (en) * | 2012-07-06 | 2015-04-15 | 卡贝欧洲有限公司 | Medicament delivery device |
| CN103170038A (en) * | 2013-02-22 | 2013-06-26 | 杭州金源生物技术有限公司 | Insulin injection pen |
| CN205163817U (en) * | 2015-08-11 | 2016-04-20 | 上海市浦东医院 | Can freely measure and get and dispose insulin injection pen that mixes insulin in advance |
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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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181130 |
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| RJ01 | Rejection of invention patent application after publication |