CN113663174A - Non-mixing integrated injector - Google Patents
Non-mixing integrated injector Download PDFInfo
- Publication number
- CN113663174A CN113663174A CN202110965656.7A CN202110965656A CN113663174A CN 113663174 A CN113663174 A CN 113663174A CN 202110965656 A CN202110965656 A CN 202110965656A CN 113663174 A CN113663174 A CN 113663174A
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- CN
- China
- Prior art keywords
- needle cylinder
- sleeve
- syringe
- cylinder cavity
- cavity
- 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
- 239000003814 drug Substances 0.000 claims abstract description 36
- 238000007789 sealing Methods 0.000 claims abstract description 26
- 239000006193 liquid solution Substances 0.000 claims abstract description 9
- 239000000843 powder Substances 0.000 claims abstract description 8
- 230000001681 protective effect Effects 0.000 claims description 6
- 229920001875 Ebonite Polymers 0.000 claims description 3
- 239000000463 material Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 13
- 239000012528 membrane Substances 0.000 description 9
- 239000007924 injection Substances 0.000 description 8
- 238000002347 injection Methods 0.000 description 8
- 238000002360 preparation method Methods 0.000 description 6
- 229940079593 drug Drugs 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000011259 mixed solution Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Images
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
- A61M5/19—Syringes having more than one chamber, e.g. including a manifold coupling two parallelly aligned syringes through separate channels to a common discharge assembly
-
- 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
-
- 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
- A61M5/3129—Syringe barrels
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)
- Medical Preparation Storing Or Oral Administration Devices (AREA)
Abstract
The invention discloses an adjustment-free integrated injector, which relates to the field of medical supplies and comprises a needle cylinder, a needle head, a film, a sleeve, a push rod and a sealing plug, wherein the needle head is arranged at the bottom end of the needle cylinder, a first needle cylinder cavity and a second needle cylinder cavity are sequentially arranged in the needle cylinder from top to bottom, a step is formed between the first needle cylinder cavity and the second needle cylinder cavity, the film is arranged at the step, the sleeve is arranged in the first needle cylinder cavity, the sleeve is attached to the first needle cylinder cavity and can move relative to the first needle cylinder cavity, a puncture film component is arranged at the bottom end of the sleeve and is used for puncturing the film, the push rod is arranged in the sleeve, the bottom end of the push rod is provided with the sealing plug, the first needle cylinder cavity is used for placing medicine powder, and the second needle cylinder cavity is used for placing liquid solution. The dispensing-free integrated injector solves the problems of complicated medicine dispensing process and increased mechanical and repeated labor of a user, and simultaneously reduces the risks of medicine pollution and medicine dispensing error in the medicine dispensing process.
Description
Technical Field
The invention relates to the field of medical supplies, in particular to a dispensing-free integrated injector.
Background
The injection, the medicine and the injector are respectively stored as independent articles, and the injector is required to be repeatedly extracted for multiple times during use, so that the mixing and allocation work of the medicine and the injection is finally realized. Medical personnel need carry out a large amount of medicines allotment work at first when carrying out the injection operation, have increased medical personnel's mechanized repeated labor, and to the patient that needs injection medicine at home, allotment work has also increased the treatment degree of difficulty. The drug preparation process has the characteristics of simplicity, repeatability and the like, a large amount of physical strength of medical staff can be consumed, and for users who do not have professional training, risks such as preparation errors and drug pollution exist in the preparation process, and serious consequences are caused.
Disclosure of Invention
In order to solve the technical problems, the invention provides a dispensing-free integrated injector, which solves the problems of complicated medicine dispensing process and increased mechanical and repeated labor of a user, and simultaneously reduces the risks of medicine pollution and medicine dispensing error in the medicine dispensing process.
In order to achieve the purpose, the invention provides the following scheme:
the invention provides an adjustment-free integrated injector which comprises a needle cylinder, a needle head, a film, a sleeve, a push rod and a sealing plug, wherein the needle head is arranged at the bottom end of the needle cylinder, a first needle cylinder cavity and a second needle cylinder cavity are sequentially arranged in the needle cylinder from top to bottom, the inner diameter of the first needle cylinder cavity is larger than that of the second needle cylinder cavity, a step is formed between the first needle cylinder cavity and the second needle cylinder cavity, the film is arranged at the step, the sleeve is arranged in the first needle cylinder cavity, the sleeve is attached to the first needle cylinder cavity and can move relative to the first needle cylinder cavity, a puncture film component is arranged at the bottom end of the sleeve and is used for puncturing the film, the push rod is arranged in the sleeve, the sealing plug is arranged at the bottom end of the push rod, and the push rod is used for driving the sealing plug to move in the sleeve and the second needle cylinder cavity, the first syringe chamber is used for placing medicine powder, and the second syringe chamber is used for placing liquid solution.
Preferably, the piercing film assembly comprises a plurality of tooth-shaped blades, and the tooth-shaped blades are circumferentially arranged at the bottom end of the sleeve.
Preferably, the handle of the sleeve is fixedly sleeved at the top end of the sleeve, and a plurality of convex blocks are arranged on the upper surface of the handle of the sleeve.
Preferably, the cylinder includes barrel and the syringe head that from top to bottom connects gradually, set gradually from top to bottom in the barrel first syringe chamber with second syringe chamber, the syringe needle install in on the syringe head.
Preferably, the needle cylinder further comprises a needle cylinder handle, and the needle cylinder handle is fixedly sleeved at the top end of the cylinder body.
Preferably, the push rod includes push rod handle, the body of rod and the putter head that from top to bottom connects gradually, the sealing plug install in on the putter head, the putter head can the sleeve with slide in the second syringe chamber.
Preferably, the inner diameter of the sleeve, the inner diameter of the second syringe chamber and the outer diameter of the putter head are equal.
Preferably, the upper surface of the push rod handle is provided with cross grains.
Preferably, a protective cap is further included for sealing the needle.
Preferably, the sealing plug is a rubber plug, and the sleeve is made of hard rubber.
Compared with the prior art, the invention has the following technical effects:
the invention provides a non-mixing integrated injector, which is characterized in that medicine powder is placed in a first syringe cavity, liquid solution is placed in a second syringe cavity, the medicine powder and the liquid solution are separated by a film, a certain distance is reserved between a puncture membrane component at the bottom end of a sleeve and the film in an initial installation state, the sleeve is pressed until the puncture membrane component punctures the film, then the sleeve is rotated to enable the film to completely fall off, articles in the injector are fully mixed by shaking the injector, and a push rod is pushed to inject the mixed solution out from a needle head. The invention combines the syringe and the medicine into a whole, simplifies the difficulty of storing and keeping the articles, omits the process of using the syringe to prepare the medicine and the injection, greatly simplifies the mechanical repeated labor of medical personnel, simultaneously reduces the risks of medicine pollution and medicine preparation errors in the medicine preparation process, has simple operation in the using process, can complete the mixing work of the two articles only by pressing, rotating and properly shaking, is not only suitable for occasions requiring a large amount of injections, such as hospitals, and the like, but also is suitable for being used at home by common patients.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic structural view of a dispensing-free integrated injector provided in the present invention;
FIG. 2 is a cross-sectional view of a dispensing-free integrated syringe provided by the present invention;
FIG. 3 is a cross-sectional view of a barrel of a dispensing-free integrated injector provided in accordance with the present invention;
FIG. 4 is a schematic diagram of a first perspective view of a barrel of the dispensing-free integrated injector according to the present invention;
FIG. 5 is a schematic diagram of a second perspective structure of a barrel of the dispensing-free integrated injector according to the present invention;
fig. 6 is a schematic structural diagram of a push rod in the dispensing-free integrated injector provided by the invention.
Description of reference numerals: 100. a dispensing-free integrated injector; 1. a needle head; 2. a needle cylinder; 21. a barrel; 22. a syringe head; 23. a syringe handle; 24. a first syringe chamber; 25. a second syringe chamber; 26. a step; 3. a film; 4. a sleeve; 5. a push rod; 51. a rod body; 52. a putter head; 53. a push rod handle; 54. cross grain; 6. a sealing plug; 7. a tooth-shaped blade; 8. a sleeve handle; 9. and (4) a bump.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention aims to provide a dispensing-free integrated injector, which solves the problems of complicated medicine dispensing process and increased mechanical and repeated labor of a user, and simultaneously reduces the risks of medicine pollution and medicine dispensing error in the medicine dispensing process.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
As shown in fig. 1-6, this embodiment provides an adjustment-free integrated injector 100, which includes a syringe 2, a needle 1, a film 3, a sleeve 4, a push rod 5, and a sealing plug 6, where the needle 1 is disposed at a bottom end of the syringe 2, a first syringe cavity 24 and a second syringe cavity 25 are sequentially disposed in the syringe 2 from top to bottom, an inner diameter of the first syringe cavity 24 is greater than an inner diameter of the second syringe cavity 25, a step 26 is formed between the first syringe cavity 24 and the second syringe cavity 25, the film 3 is disposed at the step 26, the sleeve 4 is mounted in the first syringe cavity 24, the sleeve 4 is attached to the first syringe cavity 24, the sleeve 4 can move relative to the first syringe cavity 24, a piercing film assembly is disposed at a bottom end of the sleeve 4, the piercing film assembly is used for piercing the film 3, the push rod 5 is mounted in the sleeve 4, the sealing plug 6 is mounted at a bottom end of the push rod 5, the push rod 5 is used for driving the sealing plug 6 to move in the sleeve 4 and the second syringe cavity 25, the first syringe chamber 24 is used for holding the drug powder and the second syringe chamber 25 is used for holding the liquid solution. Specifically, sealing plug 6 and sleeve 4 closely laminate during initial condition, have good leakproofness between sealing plug 6 and the sleeve 4, and sleeve 4 closely laminates with first syringe chamber 24, has good waterproof sealing performance between sleeve 4 and the first syringe chamber 24.
In an initial installation state, a certain distance is reserved between the membrane puncturing assembly at the bottom end of the sleeve 4 and the membrane 3, the sleeve 4 is pressed until the membrane puncturing assembly punctures the membrane 3, the sealing plug 6 and the push rod 5 which are installed in the sleeve 4 move downwards along with the sleeve 4 in the process of pressing the sleeve 4 downwards, the sleeve 4 is rotated again to enable the membrane 3 to fall off completely, the injector is shaken to fully mix articles in the injector, and the push rod 5 is pushed to inject mixed liquid out from the needle head 1.
As shown in fig. 4 and 5, the piercing membrane assembly includes a plurality of tooth-shaped blades 7, the tooth-shaped blades 7 are circumferentially disposed at the bottom end of the sleeve 4, and the tooth-shaped blades 7 are used for piercing the thin membrane 3. In this embodiment, the piercing film assembly includes three tooth-shaped blades 7, and the three tooth-shaped blades 7 are uniformly arranged at the bottom end of the sleeve 4 along the circumferential direction.
Still including sleeve handle 8 in this embodiment, sleeve handle 8 is fixed to be overlapped and is located the top of sleeve 4, is convenient for press sleeve 4 through setting up sleeve handle 8, and sleeve handle 8's upper surface is provided with a plurality of lugs 9, provides the grasp point through setting up lug 9 when rotating sleeve 4, and convenient to use person rotates sleeve 4. In this embodiment, two protrusions 9 are symmetrically disposed on the upper surface of the sleeve handle 8, and the sleeve handle 8 is an elliptical plate.
As shown in fig. 3, the syringe 2 includes a barrel 21 and a syringe head 22 connected in sequence from top to bottom, a first syringe cavity 24 and a second syringe cavity 25 are arranged in sequence from top to bottom in the barrel 21, and the needle 1 is mounted on the syringe head 22.
The needle cylinder 2 further comprises a needle cylinder handle 23, the needle cylinder handle 23 is fixedly sleeved at the top end of the cylinder body 21, fingers can be placed on the lower planes of the two sides of the needle cylinder handle 23 when the sleeve 4 or the push rod 5 is pressed, the force is assisted when the operation is convenient, and the sleeve 4 or the push rod 5 is further convenient to press downwards. In this embodiment, the barrel handle 23 is an elliptical plate.
As shown in fig. 6, the plunger 5 comprises a plunger handle 53, a rod body 51 and a plunger head 52 connected in sequence from top to bottom, the sealing plug 6 is mounted on the plunger head 52, and the plunger head 52 can slide in the sleeve 4 and the second syringe chamber 25.
In this embodiment, the inner diameter of the sleeve 4, the inner diameter of the second syringe chamber 25, and the outer diameter of the pusher head 52 are equal.
Specifically, the cross grain 54 is provided on the upper surface of the push rod handle 53, which increases the friction force with the palm and reduces the possibility of slipping when pushing the push rod 5.
The embodiment also comprises a protective cover, wherein the protective cover is used for sealing the needle head, and the protective cover can prevent the liquid solution in the syringe from being polluted.
In this embodiment, the sealing plug 6 is a rubber plug, and the sleeve 4 is made of hard rubber.
The specific assembling and using processes are as follows: the needle cylinder 2 is vertically placed during assembly, the needle cylinder head 22 faces downwards, the needle head 1 is sealed by using the protective cover, liquid solution is injected into the second needle cylinder cavity 25, the film 3 is packaged on a step 26 at the boundary of the first needle cylinder cavity 24 and the second needle cylinder cavity 25, the sleeve 4 is installed in the first needle cylinder cavity 24, a certain distance is formed between the sleeve handle 8 and the needle cylinder handle 23 in the initial installation state along the axial direction, a certain distance is formed between the tooth-shaped edge 7 and the film 3 on the sleeve 4 at the moment, medicine powder is injected into the first needle cylinder cavity 24, the push rod 5 is installed in the sleeve 4 at last, and the sealing plug 6 is tightly attached to the sleeve 4 at the moment. When the device is used, the sleeve 4 is pushed firstly until the sleeve handle 8 is attached to the needle cylinder handle 23, the plurality of tooth-shaped blades 7 at the bottom end of the sleeve 4 pierce the film 3, at the moment, the pair of bumps 9 on the sleeve handle 8 is rotated to rotate the sleeve 4 by 180 degrees, the plurality of tooth-shaped blades 7 enable the film 3 to be completely scratched and fall off, and finally the injector is shaken to fully mix two parts of articles in the injector, and the push rod 5 is pushed to inject the mixed solution out from the needle cylinder 2 and the needle head 1.
Unite two into one syringe and medicine in this embodiment for medicine powder and liquid solution can separate the splendid attire in the syringe, the degree of difficulty of keeping is stored to article has been simplified, the process of using syringe allotment medicine and injection has been removed from, medical personnel's mechanized repetitive labor has greatly been simplified, the risk of taking place medicine pollution and medicine allotment mistake in the medicine preparation process has been reduced simultaneously, use process easy operation, only need press, rotate and suitably rock the mixed work that can accomplish two kinds of article, not only be applicable to the scene that needs a large amount of injections such as hospital, also be applicable to the use at home of common patient.
The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (10)
1. An adjustment-free integrated injector is characterized by comprising a needle cylinder, a needle head, a film, a sleeve, a push rod and a sealing plug, wherein the needle head is arranged at the bottom end of the needle cylinder, a first needle cylinder cavity and a second needle cylinder cavity are sequentially arranged in the needle cylinder from top to bottom, the inner diameter of the first needle cylinder cavity is larger than that of the second needle cylinder cavity, a step is formed between the first needle cylinder cavity and the second needle cylinder cavity, the film is arranged at the step, the sleeve is arranged in the first needle cylinder cavity, the sleeve is attached to the first needle cylinder cavity and can move relative to the first needle cylinder cavity, a puncture film component is arranged at the bottom end of the sleeve and is used for puncturing the film, the push rod is arranged in the sleeve, the sealing plug is arranged at the bottom end of the push rod, the push rod is used for driving the sealing plug to move in the sleeve and the second needle cylinder cavity, the first syringe chamber is used for placing medicine powder, and the second syringe chamber is used for placing liquid solution.
2. The dispensing-free integrated syringe of claim 1, wherein the spike assembly comprises a plurality of serrated edges disposed circumferentially at the bottom end of the sleeve.
3. The dispensing-free integrated syringe of claim 1, further comprising a barrel handle, wherein the barrel handle is fixedly sleeved on the top end of the barrel, and a plurality of protrusions are disposed on the upper surface of the barrel handle.
4. The non-mixing integrated injector of claim 1, wherein the syringe comprises a barrel and a syringe head connected in sequence from top to bottom, the first syringe cavity and the second syringe cavity are arranged in sequence from top to bottom in the barrel, and the syringe head is mounted on the syringe head.
5. The dispensing-free integrated syringe of claim 4, wherein the barrel further comprises a barrel handle, and the barrel handle is fixedly sleeved on the top end of the barrel.
6. The dispensing-free integrated syringe of claim 1, wherein the plunger comprises a plunger handle, a plunger body and a plunger head connected in series from top to bottom, the sealing plug is mounted on the plunger head, and the plunger head is capable of sliding in the sleeve and the second syringe chamber.
7. The dispensing-free integrated syringe of claim 6, wherein the inner diameter of the sleeve, the inner diameter of the second syringe cavity, and the outer diameter of the pushrod head are equal.
8. The dispensing-free integrated syringe of claim 6, wherein the upper surface of the plunger shaft is provided with a cross-hair.
9. The dispensing-free integrated syringe of claim 1, further comprising a protective cap for sealing the needle.
10. The dispensing-free integrated syringe of claim 1, wherein the sealing plug is a rubber plug and the sleeve is made of a hard rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110965656.7A CN113663174A (en) | 2021-08-23 | 2021-08-23 | Non-mixing integrated injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110965656.7A CN113663174A (en) | 2021-08-23 | 2021-08-23 | Non-mixing integrated injector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113663174A true CN113663174A (en) | 2021-11-19 |
Family
ID=78544846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110965656.7A Pending CN113663174A (en) | 2021-08-23 | 2021-08-23 | Non-mixing integrated injector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113663174A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2315954A1 (en) * | 1975-07-04 | 1977-01-28 | Chibret Laboratoires | Syringe for storing and mixing two medicaments - administrating the reconstituted mixt. |
| CN2756245Y (en) * | 2004-10-08 | 2006-02-08 | 中山博泰药械有限公司 | Powder injection prefilling seal injector |
| CN1850306A (en) * | 2005-04-22 | 2006-10-25 | 杨介嶺 | Medicine-storaged disposable syringe |
| CN110917445A (en) * | 2019-11-21 | 2020-03-27 | 华中科技大学同济医学院附属协和医院 | Special storage and injection container for herceptin and use method thereof |
-
2021
- 2021-08-23 CN CN202110965656.7A patent/CN113663174A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2315954A1 (en) * | 1975-07-04 | 1977-01-28 | Chibret Laboratoires | Syringe for storing and mixing two medicaments - administrating the reconstituted mixt. |
| CN2756245Y (en) * | 2004-10-08 | 2006-02-08 | 中山博泰药械有限公司 | Powder injection prefilling seal injector |
| CN1850306A (en) * | 2005-04-22 | 2006-10-25 | 杨介嶺 | Medicine-storaged disposable syringe |
| CN110917445A (en) * | 2019-11-21 | 2020-03-27 | 华中科技大学同济医学院附属协和医院 | Special storage and injection container for herceptin and use method thereof |
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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: 20211119 |
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| RJ01 | Rejection of invention patent application after publication |