CN113082381A - Novel subcutaneous and intramuscular injection device - Google Patents
Novel subcutaneous and intramuscular injection device Download PDFInfo
- Publication number
- CN113082381A CN113082381A CN202110432658.XA CN202110432658A CN113082381A CN 113082381 A CN113082381 A CN 113082381A CN 202110432658 A CN202110432658 A CN 202110432658A CN 113082381 A CN113082381 A CN 113082381A
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- CN
- China
- Prior art keywords
- shell
- injection tube
- spring
- sliding
- connecting plate
- 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.)
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Classifications
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- 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
- A61M5/31—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
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
- A61M5/3202—Devices for protection of the needle before use, e.g. caps
-
- 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
- A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
- A61M5/3205—Apparatus for removing or disposing of used needles or syringes, e.g. containers; Means for protection against accidental injuries from used needles
- A61M5/321—Means for protection against accidental injuries by used needles
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- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hematology (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Environmental & Geological Engineering (AREA)
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The invention discloses a novel subcutaneous and intramuscular injection device which comprises a shell, a limiting assembly, a fixing assembly, an injection tube and a sliding structure, wherein the injection tube can slide in the shell, the limiting assembly is arranged on the surface of the injection tube and slides in the shell, the limiting assembly comprises a lantern ring, a first spring and a second spring, and the lantern ring is positioned on the surface of the injection tube and rotates and can be respectively contacted with the first spring and the second spring. When the horizontal height of the lower end of the auxiliary plate is higher than the height of the upper end of the connecting plate, the injection tube can rotate and be clamped with the connecting plate in a matching mode through the lantern ring, in the clamping process, the lantern ring can be in contact with the first spring, the injection tube can be clamped and connected with the upper end of the shell more stably and is not easy to loosen through the counterforce given by the first spring, meanwhile, the needle head can be protected and hidden, and the safety of the needle tube before and after use is improved.
Description
Technical Field
The invention belongs to the technical field of medical injection devices, and particularly relates to a novel subcutaneous and intramuscular injection device.
Background
Intramuscular injection refers to the injection of a liquid medicine into muscle tissue through a syringe to treat diseases, and is a common medicine injection treatment method.
Through the search, chinese patent discloses a medical needle tubing (publication number CN 209827823U), and this patent technology avoids the needle tubing from rotating to affect the injection when in use, and then damages the needle tubing through breaking the groove, avoids the secondary utilization, but is difficult to collect the used needle tubing, and is very easy to be pricked when collecting, therefore, the technicians in this field provide a new hypodermic and intramuscular injection device, in order to solve the problems proposed in the background art.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a novel subcutaneous and intramuscular injection device with beneficial effects.
In order to achieve the purpose, the invention provides the following technical scheme:
a novel hypodermic and intramuscular injection device comprises a shell, a limiting assembly, a fixing assembly, an injection tube and a sliding structure, wherein the injection tube can slide in the shell, the limiting assembly is arranged on the surface of the injection tube and positioned in the shell to slide, the limiting assembly which slides in the shell can limit the sliding injection tube, the sliding structure is positioned on the inner wall of the shell, the lower end of the shell is provided with a sealing nozzle, the sealing nozzle can protect and fix a needle head communicated with the injection tube, and the needle head is prevented from being inclined and deformed to influence normal injection during injection;
wherein, spacing subassembly is including the lantern ring, a spring and No. two springs, the lantern ring is located the surface rotation of injection tube, and can contact with a spring and No. two springs respectively, and the injection tube can rotate at the inner wall of the lantern ring, and the lantern ring can carry on spacingly to gliding injection tube simultaneously to and cooperate other subassemblies to use.
Furthermore, the fixing assembly comprises two connecting plates and two auxiliary plates which are clamped with each other, and the connecting plates and the auxiliary plates are fixedly connected with the shell and the injection cylinder respectively;
through above-mentioned technical scheme, when the lower extreme level of subplate is higher than the upper end height of connecting plate, the cooperation lantern ring can make the injection tube take place to rotate and with the mutual joint of connecting plate, increase the stability before the use, can protect and hide the syringe needle simultaneously, increase the security of needle tubing before the use and after the use.
Furthermore, the upper end of the connecting plate is provided with a notch matched with the auxiliary plate, and the distance between the first spring and the lantern ring is smaller than the distance between the connecting plate and the auxiliary plate;
through above-mentioned technical scheme, the subplate can the joint with the connecting plate in inside the notch to at the in-process of joint, the lantern ring can contact with a spring, and through the reaction force that a spring gave, more firm when can making injection tube joint and shell upper end, difficult not hard up.
Furthermore, the sliding structure comprises two arc grooves, two sliding grooves and two sliding rods, and the sliding rods are fixedly connected with the injection tube and matched with the arc grooves and the sliding grooves;
through above-mentioned technical scheme, can carry on spacingly to lieing in the inside gliding injection tube of shell through slide bar and its assorted spout, fix the injection tube simultaneously, increase the stability of injection tube when sliding.
Furthermore, the inner wall of the shell is provided with two clamping grooves which are respectively communicated with the arc groove and the sliding groove, and the clamping grooves are matched with the sliding rod;
through above-mentioned technical scheme, can carry on spacingly to lieing in the inside pivoted injection tube of shell through the arc groove, avoid it to reach its required purpose in-process skew rotating, influence the normal use of injection tube.
Furthermore, the inner wall of the injection cylinder is provided with two notches, and the cross section height of each notch is longer than the cross section length of the sliding groove;
through above-mentioned technical scheme, when the injection tube not with the connecting plate joint and when sliding to the lower extreme of spout through the slide bar, the lantern ring contacts with No. two springs this moment, rotates the injection tube after that, and the reaction force that the cooperation No. two springs gave can make the slide bar card to the inside of below draw-in groove to this carries out the spacing of another operation step to the injection tube, and the syringe needle can run through the sealing nozzle this moment, can inject.
Furthermore, a circular hole is formed in the center of the sealing nozzle, and the surface of the sealing nozzle is arc-shaped and is made of a rubber component;
through above-mentioned technical scheme, carry on spacingly through spacing subassembly, sliding construction to the injection tube, and when the syringe needle exposes and injects, the sealing nozzle can contact with patient's injection position, increases certain comfort, and when the syringe needle retracted, can hide in the inside of shell simultaneously, stabbing medical personnel when avoiding collecting.
In conclusion, the invention has the following beneficial effects:
1. through setting up a spring, when the lower extreme level of subplate is higher than the upper end height of connecting plate, the cooperation lantern ring can make the injection tube take place to rotate and with the mutual joint of connecting plate, the in-process of joint, the lantern ring can contact with a spring to through the reaction force that a spring gave, can make injection tube joint more firm when with the shell upper end, difficult not hard up, can protect and hide the syringe needle simultaneously, increase the security of needle tubing before the use and after the use.
2. Through setting up the lantern ring and No. two springs, when the injection tube not with the connecting plate joint and when sliding to the lower extreme of spout through the slide bar, the lantern ring contacts with No. two springs this moment, rotates the injection tube after that, and the reaction force that the cooperation No. two springs gave can make the slide bar card to the inside of below draw-in groove to this carries out the spacing of another operation step to the injection tube, and the syringe needle can run through the sealing nozzle this moment, can inject.
Drawings
FIG. 1 is a perspective view of the present embodiment;
FIG. 2 is a sectional view of the present embodiment;
FIG. 3 is a perspective view of the housing of the present embodiment;
fig. 4 is a sectional view of the present embodiment.
Description of reference numerals: 1. a housing; 2. a limiting component; 201. a collar; 202. a first spring; 203. a second spring; 3. a fixing assembly; 301. a connecting plate; 302. a sub-board; 4. an injection tube; 5. a sliding structure; 501. an arc groove; 502. a chute; 503. a slide bar; 504. a card slot; 6. and (4) sealing the nozzle.
Detailed Description
Example (b):
the invention is described in further detail below with reference to figures 1-4.
A novel hypodermic and intramuscular injection device comprises a shell 1, a limiting component 2, a fixing component 3, an injection tube 4 and a sliding structure 5, wherein the injection tube 4 can slide in the shell 1, the limiting component 2 is arranged on the surface of the injection tube 4 and slides in the shell 1, the limiting component 2 sliding in the shell 1 can limit the sliding injection tube 4 to increase the stability of the injection tube 4 when sliding, the sliding structure 5 is arranged on the inner wall of the shell 1, the lower end of the shell 1 is provided with a sealing nozzle 6, the sealing nozzle 6 can fix a needle communicated with the injection tube 4 and protect the needle in the shell 1, the safety after use is increased, the needle is prevented from being inclined and deformed to influence normal injection, the limiting component 2 comprises a lantern ring 201, a first spring 202 and a second spring 203, the lantern ring 201 is arranged on the surface of the injection tube 4 to rotate, the injection tube 4 can rotate on the inner wall of the lantern ring 201, and meanwhile, the lantern ring 201 can limit the sliding injection tube 4 and is matched with other components for use;
the fixing component 3 comprises a connecting plate 301 and a secondary plate 302, the number of the connecting plate 301 and the secondary plate 302 is two and are clamped with each other, the connecting plate 301 and the secondary plate 302 are respectively and fixedly connected with the shell 1 and the injection tube 4, when the horizontal height of the lower end of the secondary plate 302 is higher than the height of the upper end of the connecting plate 301, the injection tube 4 can rotate and be clamped with the connecting plate 301 by matching with the lantern ring 201, the stability before use is increased, the needle head can be protected and hidden, the safety of the needle tube before and after use is increased, the upper end of the connecting plate 301 is provided with a notch matched with the secondary plate 302, the distance between the first spring 202 and the lantern ring 201 is smaller than the distance between the connecting plate 301 and the secondary plate 302, the secondary plate 302 can be clamped in the notch in the connecting plate 301, in the clamping process, the lantern ring 201 can be contacted with the first spring 202 and can be provided with a counter acting, the sliding structure 5 comprises two arc grooves 501, a sliding groove 502 and a sliding rod 503, the sliding rod 503 is fixedly connected with the injection tube 4 and is matched with the arc grooves 501 and the sliding groove 502, the injection tube 4 sliding in the shell 1 can be limited through the sliding rod 503 and the sliding groove 502 matched with the sliding rod 503, the injection tube 4 sliding in the shell 1 is fixed, the stability of the injection tube 4 in sliding is improved, the inner wall of the shell 1 is provided with two clamping grooves 504 which are respectively communicated with the arc grooves 501 and the sliding groove 502, the clamping grooves 504 are matched with the sliding rod 503, the injection tube 4 rotating in the shell 1 can be limited through the arc grooves 501, and the injection tube 4 can be prevented from shifting in the process of rotating to achieve the required purpose and the normal use of the injection tube 4 is prevented from being influenced;
the inner wall of the injection tube 4 is provided with two notches, the cross section height of the notch is longer than the cross section length of the sliding groove 502, when the injection tube 4 is not clamped with the connecting plate 301 and slides to the lower end of the sliding groove 502 through the sliding rod 503, the lantern ring 201 is contacted with the second spring 203 at the moment, then the injection tube 4 is rotated, the sliding rod 503 can be clamped to the inner part of the clamping groove 504 below by matching with the counterforce given by the second spring 203, so that the injection tube 4 is limited in another operation step, the needle head can penetrate through the sealing nozzle 6 and can be injected, the center position of the sealing nozzle 6 is provided with a round hole, the surface of the sealing nozzle 6 is arc-shaped and is a rubber component, the injection tube 4 is limited through the limiting component 2 and the sliding structure 5, when the needle head is exposed for injection, the sealing nozzle 6 can be contacted with the injection part of a patient, certain, can be hidden in the shell 1, and medical personnel can be prevented from being hurt during collection.
The working principle is as follows: before use, the injection tube 4 and the shell 1 are checked, then the injection tube 4 is lifted up, so that the injection tube 4 is not clamped with the shell 1 and is clamped into the notch through the rotation of the lantern ring 201, then the syringe 4 is pressed downwards and slides in the housing 1 through the sliding structure 5, at this time, the collar 201 contacts with the second spring 203, then, the syringe 4 is rotated to match the reaction force given by the second spring 203, so that the sliding rod 503 is locked to the inside of the lower locking groove 504, so as to limit the syringe 4 in another operation step, wherein the needle head penetrates through the sealing mouth 6, injection can be performed, when the lower end level of the sub-plate 302 is higher than the upper end level of the connection plate 301, the matching lantern ring 201 can enable the syringe 4 to rotate and be mutually clamped with the connecting plate 301, the stability before use is improved, meanwhile, the needle can be protected and hidden, and the safety of the needle tube before and after use is improved.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (7)
1. The utility model provides a novel hypodermic and intramuscular injection device, includes shell (1), spacing subassembly (2), fixed subassembly (3), injection tube (4), sliding construction (5), its characterized in that: the injection tube (4) can slide in the shell (1), the limiting assembly (2) is arranged on the surface of the injection tube (4) and slides in the shell (1), the sliding structure (5) is arranged on the inner wall of the shell (1), and the lower end of the shell (1) is provided with a sealing nozzle (6);
the limiting assembly (2) comprises a lantern ring (201), a first spring (202) and a second spring (203), wherein the lantern ring (201) is located on the surface of the injection cylinder (4) and can be in contact with the first spring (202) and the second spring (203) respectively.
2. A novel subcutaneous and intramuscular injection device as in claim 1 wherein: fixed subassembly (3) are two and mutual joint including connecting plate (301) and subplate (302), the quantity of connecting plate (301) and subplate (302), and connecting plate (301) and subplate (302) respectively with shell (1) and injection tube (4) fixed connection.
3. A novel subcutaneous and intramuscular injection device as in claim 2 wherein: the upper end of the connecting plate (301) is provided with a notch matched with the auxiliary plate (302), and the distance between the first spring (202) and the sleeve ring (201) is smaller than the distance between the connecting plate (301) and the auxiliary plate (302).
4. A novel subcutaneous and intramuscular injection device as in claim 1 wherein: the sliding structure (5) comprises a plurality of arc grooves (501), a sliding groove (502) and a sliding rod (503), wherein the number of the arc grooves (501), the sliding groove (502) and the sliding rod (503) are respectively two, and the sliding rod (503) is fixedly connected with the injection cylinder (4) and is matched with the arc grooves (501) and the sliding groove (502).
5. A new subcutaneous and intramuscular injection device as in claim 4 wherein: the inner wall of the shell (1) is provided with two clamping grooves (504) which are respectively communicated with the arc groove (501) and the sliding groove (502), and the clamping grooves (504) are matched with the sliding rod (503).
6. A novel subcutaneous and intramuscular injection device as in claim 5 wherein: the inner wall of the injection cylinder (4) is provided with two notches, and the cross section height of each notch is longer than the cross section length of the sliding groove (502).
7. A novel subcutaneous and intramuscular injection device as in claim 1 wherein: the center position of sealing nozzle (6) has seted up the round hole, the surface of sealing nozzle (6) is the arc and is the rubber material component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110432658.XA CN113082381A (en) | 2021-04-21 | 2021-04-21 | Novel subcutaneous and intramuscular injection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110432658.XA CN113082381A (en) | 2021-04-21 | 2021-04-21 | Novel subcutaneous and intramuscular injection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113082381A true CN113082381A (en) | 2021-07-09 |
Family
ID=76679430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110432658.XA Pending CN113082381A (en) | 2021-04-21 | 2021-04-21 | Novel subcutaneous and intramuscular injection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113082381A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113952548A (en) * | 2021-11-05 | 2022-01-21 | 安徽医科大学第四附属医院 | Anti-pricking syringe |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004043524A1 (en) * | 2002-11-06 | 2004-05-27 | Becton, Dickinson And Company | Passive safety shield system for injection devices |
| JP2006255272A (en) * | 2005-03-18 | 2006-09-28 | Hsien-Tsung Wang | Disposable safety syringe |
| CN205268758U (en) * | 2016-01-15 | 2016-06-01 | 张松 | Painless injection assistor |
| CN207804721U (en) * | 2017-06-26 | 2018-09-04 | 金华市中心医院 | A kind of anti-stabbed syringe |
| CN111212671A (en) * | 2017-08-11 | 2020-05-29 | 西医药服务有限公司 | Needle safety system |
| CN211835651U (en) * | 2019-12-31 | 2020-11-03 | 江苏苏云医疗器材有限公司 | Pull type puncture-proof injector |
-
2021
- 2021-04-21 CN CN202110432658.XA patent/CN113082381A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2004043524A1 (en) * | 2002-11-06 | 2004-05-27 | Becton, Dickinson And Company | Passive safety shield system for injection devices |
| JP2006255272A (en) * | 2005-03-18 | 2006-09-28 | Hsien-Tsung Wang | Disposable safety syringe |
| CN205268758U (en) * | 2016-01-15 | 2016-06-01 | 张松 | Painless injection assistor |
| CN207804721U (en) * | 2017-06-26 | 2018-09-04 | 金华市中心医院 | A kind of anti-stabbed syringe |
| CN111212671A (en) * | 2017-08-11 | 2020-05-29 | 西医药服务有限公司 | Needle safety system |
| CN211835651U (en) * | 2019-12-31 | 2020-11-03 | 江苏苏云医疗器材有限公司 | Pull type puncture-proof injector |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113952548A (en) * | 2021-11-05 | 2022-01-21 | 安徽医科大学第四附属医院 | Anti-pricking syringe |
| CN113952548B (en) * | 2021-11-05 | 2023-10-27 | 安徽医科大学第四附属医院 | Anti-prick injector |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20210709 |
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