CN110755716B - Convenient abluent cardiovascular treatment is with interveneeing injection ware - Google Patents
Convenient abluent cardiovascular treatment is with interveneeing injection ware Download PDFInfo
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- CN110755716B CN110755716B CN201911057749.9A CN201911057749A CN110755716B CN 110755716 B CN110755716 B CN 110755716B CN 201911057749 A CN201911057749 A CN 201911057749A CN 110755716 B CN110755716 B CN 110755716B
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- fixed
- rod
- circular gear
- connecting plate
- injector
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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
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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
- A61M5/007—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 for contrast media
-
- 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
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- 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 conveniently cleaned interventional injector for cardiovascular treatment, which comprises a fixing frame, a connecting plate and a fixing plate, wherein a push rod is arranged on the fixing frame, a piston is arranged in an injection tube, the injection tube is fixed on the fixing frame, the connecting plate is arranged on a fixing sleeve rod, a first circular gear is arranged on the connecting plate, a scraping rod is fixed on the first circular gear, the scraping rod is arranged in the injection tube, the first circular gear is connected with a second circular gear, and the connecting spring is provided with the second circular gear. This convenient abluent cardiovascular therapy is with interveneeing injector is provided with scrapes the pole, and under the effect of second circular gear, first circular gear can drive and scrape the pole and rotate, and when fixed loop bar downstream, under the effect of connecting plate, scrape the pole downstream when the pivoted, can clear away adnexed contrast medium in the syringe, has improved the use high efficiency of injector.
Description
Technical Field
The invention relates to the technical field of medical appliances, in particular to an intervention injector for cardiovascular treatment, which is convenient to clean.
Background
Cardiovascular interventional therapy is a novel technology for diagnosing and treating cardiovascular diseases, and by injecting media such as contrast media into blood vessels through a syringe, the heart and large blood vessel cavities are easy to observe under the irradiation of X-rays, so that the cardiovascular disease diagnosis is facilitated.
However, most current interventional syringes for cardiovascular therapy have several problems:
firstly, contrast medium pushed by the injector is viscous and can remain on the inner wall of the injection tube after use, so that the injection tube is not easy to clean;
secondly, because the contrast medium is thick, and the medium needs to be pushed into the patient at a uniform speed, when the nursing staff pushes, the injector is inconvenient to control, and the patient may be damaged.
We have therefore proposed an interventional injector for cardiovascular therapy that is easy to clean, in order to solve the problems set out above.
Disclosure of Invention
The invention aims to provide an intervention injector for cardiovascular treatment, which is convenient to clean and aims to solve the problems that the injector in the prior market is not easy to clean and inconvenient to inject patients at a constant speed, which are provided by the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: an intervention injector convenient to clean for cardiovascular treatment comprises a fixing frame, a connecting plate and a fixing plate, wherein a push rod is arranged on the fixing frame, a threaded rod is connected onto the push rod, a fixing sleeve rod is fixed onto the threaded rod, a piston is arranged on the fixing sleeve rod, the piston is arranged in an injection tube, the injection tube is fixed onto the fixing frame, the connecting plate is arranged on the fixing sleeve rod, a first circular gear is arranged on the connecting plate, the connecting plate is arranged on a limiting rod, a scraping rod is fixed onto the first circular gear and arranged in the injection tube, a second circular gear is connected onto the first circular gear, a first conical gear is arranged on the threaded rod, a second conical gear is connected onto the first conical gear, a worm is fixed onto the second conical gear, a worm wheel is connected onto the worm, and a fixing shaft is arranged on the worm wheel, and a connecting spring is fixed on the fixed shaft, a second circular gear is arranged on the connecting spring, a limiting rod is installed on the fixing frame and fixed on the fixing plate, the fixing plate is installed in the fixing frame, the threaded rod is arranged on the fixing plate, the fixed shaft is fixed on the fixing plate, and an injection needle is arranged on the injection tube.
Preferably, the threaded rod is in threaded connection with the fixed sleeve rod, the fixed sleeve rod is fixed at the central part of the connecting plate, and the length of the fixed sleeve rod is equal to that of the threaded rod.
Preferably, the first circular gear and the scraping rod are of an integrated structure, the first circular gear and the fixed sleeve rod are located on the same central line, and the distance between the scraping rods is equal to the diameter of the injection tube.
Preferably, the worm is connected with the fixing frame through a shaft, the worm is in meshed connection with the worm wheel, and the height of the worm is equal to that of the worm wheel.
Preferably, the fixed shaft and the connecting spring are welded, and the distance from the fixed shaft to the fixed frame is greater than the radius of the worm wheel.
Preferably, the limiting rods are equidistantly distributed on two sides of the connecting plate, the limiting rods are in sliding connection with the connecting plate, and the length of each limiting rod is larger than that of the corresponding fixing sleeve.
Compared with the prior art, the invention has the beneficial effects that: the intervention injector for cardiovascular treatment, which is convenient to clean;
(1) the injector is provided with the fixed loop bar, when a patient needs to be injected with a contrast medium, after a nursing staff inserts the injection needle into the blood vessel of the patient, the fixed loop bar moves downwards at a constant speed under the action of the threaded rod by rotating the push rod at a constant speed, so that the piston can push the contrast medium in the injection tube at a constant speed, and under the action of the limiting rod, the connecting plate can ensure the stable working effect of the fixed loop bar on the threaded rod, thereby increasing the use safety of the injector;
(2) the injector is provided with a worm wheel, the first bevel gear can drive the second bevel gear to rotate under the action of the threaded rod, the worm wheel can drive the fixed shaft to rotate under the rotation of the worm, and the first circular gear can be further driven to rotate under the action of the second circular gear, so that the scraping rod can be cleaned in the injection tube, and the use diversity of the injector is increased;
(3) this injector is provided with scrapes the pole, and under the effect of second circular gear, first circular gear can drive and scrape the pole and rotate, when fixed loop bar downstream, under the effect of connecting plate, scrapes the pole downstream when the pivoted, can clear away adnexed contrast medium in the syringe, has improved the use high efficiency of injector.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a side view of the worm gear of the present invention;
FIG. 3 is a schematic top view of the first circular gear of the present invention;
FIG. 4 is a schematic top view of the worm of the present invention;
FIG. 5 is a schematic top view of the scraper bar of the present invention.
In the figure: 1. a fixed mount; 2. a push rod; 3. a threaded rod; 4. fixing the loop bar; 5. a piston; 6. an injection tube; 7. a connecting plate; 8. a first circular gear; 9. a scraping rod; 10. a first bevel gear; 11. a second bevel gear; 12. a worm; 13. a worm gear; 14. a fixed shaft; 15. a connecting spring; 16. a second circular gear; 17. a limiting rod; 18. a fixing plate; 19. and (4) injecting a needle.
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.
Referring to fig. 1-5, the present invention provides a technical solution: an intervention injector convenient to clean for cardiovascular treatment comprises a fixing frame 1, a push rod 2, a threaded rod 3, a fixed sleeve rod 4, a piston 5, an injection tube 6, a connecting plate 7, a first circular gear 8, a scraping rod 9, a first conical gear 10, a second conical gear 11, a worm 12, a worm wheel 13, a fixing shaft 14, a connecting spring 15, a second circular gear 16, a limiting rod 17, a fixing plate 18 and an injection needle 19, wherein the fixing frame 1 is provided with the push rod 2, the push rod 2 is connected with the threaded rod 3, the threaded rod 3 is fixedly provided with the fixed sleeve rod 4, the fixed sleeve rod 4 is provided with the piston 5, the piston 5 is arranged in the injection tube 6, the injection tube 6 is fixed on the fixing frame 1, the fixed sleeve rod 4 is provided with the connecting plate 7, the connecting plate 7 is provided with the first circular gear 8, the connecting plate 7 is arranged on the limiting rod 17, the scraping rod 9 is fixed on the first circular gear 8, the scraping rod 9 is arranged in the injection tube 6, the first circular gear 8 is connected with a second circular gear 16, the threaded rod 3 is provided with a first conical gear 10, the first conical gear 10 is connected with a second conical gear 11, the second conical gear 11 is fixed with a worm 12, the worm 12 is connected with a worm wheel 13, the worm wheel 13 is provided with a fixed shaft 14, the fixed shaft 14 is fixed with a connecting spring 15, the connecting spring 15 is provided with the second circular gear 16, the fixed frame 1 is provided with a limiting rod 17, the limiting rod 17 is fixed on a fixed plate 18, the fixed plate 18 is arranged in the fixed frame 1, the threaded rod 3 is arranged on the fixed plate 18, the fixed shaft 14 is fixed on the fixed plate 18, and the injection tube 6 is provided with an injection needle 19.
Threaded connection is between threaded rod 3 and the fixed loop bar 4, and fixed loop bar 4 is fixed at the central point of connecting plate 7 to the length of fixed loop bar 4 equals with the length of threaded rod 3, can conveniently control the stable working effect of fixed loop bar 4 on threaded rod 3, has increased the safety in utilization of the injection device.
The first circular gear 8 and the scraping rod 9 are of an integrated structure, the first circular gear 8 and the fixed sleeve rod 4 are located on the same central line, the distance between the scraping rods 9 is equal to the diameter of the injection tube 6, and the stability of the connection state between the first circular gear 8 and the scraping rod 9 can be guaranteed.
The worm 12 is connected with the fixed frame 1 through a shaft, the worm 12 is connected with the worm wheel 13 through meshing, the height of the worm 12 is equal to that of the worm wheel 13, and the stable working state of the worm 12 on the fixed frame 1 can be guaranteed.
The fixed shaft 14 and the connecting spring 15 are welded, and the distance from the fixed shaft 14 to the fixed frame 1 is larger than the radius of the worm wheel 13, so that the adverse effect of the fixed frame 1 on the fixed shaft 14 can be effectively avoided, and the use safety of the injector is improved.
Gag lever post 17 equidistance distributes in the both sides of connecting plate 7, and is sliding connection between gag lever post 17 and the connecting plate 7 to the length of gag lever post 17 is greater than the length of fixed loop bar 4, can guarantee the stable working effect of connecting plate 7 on gag lever post 17, has improved the use high efficiency of injector.
The working principle is as follows: when the intervention injector for cardiovascular treatment convenient to clean is used, firstly, the injection tube 6 used by the injector is made of glass, scales are arranged on the injection tube 6, the injection needle 19 is a detachable needle, and before the injector is used, the overall condition of the injector needs to be checked firstly to determine that the injector can work normally;
when a patient needs to be injected with a contrast medium, referring to fig. 1, after a nursing staff inserts an injection needle 19 into a blood vessel of the patient, a piston 5 can push the contrast medium in an injection tube 6 at a constant speed by rotating a push rod 2 at a constant speed and moving a fixed loop bar 4 downwards at a constant speed under the action of a threaded rod 3, and a connecting plate 7 can ensure that the fixed loop bar 4 rotates on the threaded rod 3 at a constant speed stably under the action of a limiting rod 17;
when the threaded rod 3 rotates, with reference to fig. 2 and 4, the first bevel gear 10 can drive the second bevel gear 11 to rotate, with rotation of the worm 12, the worm wheel 13 can drive the fixed shaft 14 to rotate, and with action of the second circular gear 16, the first circular gear 8 can be further driven to rotate, with reference to fig. 3 and 5, the first circular gear 8 can drive the scraping rod 9 to rotate, and with downward movement of the fixed sleeve rod 4, the scraping rod 9 rotates and moves downward simultaneously with the connection plate 7, so that contrast media attached to the inner wall of the injection tube 6 can be effectively removed, which is the working process of the whole device, and what is not described in detail in this specification, such as the injection tube 6, the worm wheel 13 and the connection spring 15, are well known in the prior art by those skilled in the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a convenient abluent cardiovascular therapy is with interveneeing injection ware, includes mount (1), connecting plate (7) and fixed plate (18), its characterized in that: the injection tube fixing device is characterized in that a push rod (2) is arranged on the fixing frame (1), a threaded rod (3) is connected onto the push rod (2), a fixing sleeve rod (4) is connected onto the threaded rod (3) in a threaded mode, a piston (5) is installed on the fixing sleeve rod (4), the piston (5) is arranged in an injection tube (6), the injection tube (6) is fixed onto the fixing frame (1), a connecting plate (7) is arranged on the fixing sleeve rod (4), a first circular gear (8) is installed on the connecting plate (7), the connecting plate (7) is arranged on a limiting rod (17), a scraping rod (9) is fixed onto the first circular gear (8), the scraping rod (9) is arranged in the injection tube (6), and the scraping rod (9) moves downwards while rotating to clean contrast agents attached to the inner wall of the injection tube (6) under the action of the connecting plate (7); and a second circular gear (16) is engaged on the first circular gear (8), a first conical gear (10) is arranged on the threaded rod (3), a second conical gear (11) is engaged on the first conical gear (10), a worm (12) is fixed on the second conical gear (11), a worm wheel (13) is engaged on the worm (12), a fixed shaft (14) is installed on the worm wheel (13), a connecting spring (15) is fixed on the fixed shaft (14), a second circular gear (16) is arranged on the connecting spring (15), a limiting rod (17) is installed on the fixed frame (1), the limiting rod (17) is fixed on the fixed plate (18), the fixed plate (18) is installed in the fixed frame (1), the threaded rod (3) passes through the fixed plate (18) to be arranged, and the rotating fixed shaft (14) rotates on the fixed plate (18), an injection needle (19) is arranged on the injection tube (6).
2. The interventional injector of claim 1, wherein the injector comprises: the fixed loop bar (4) is fixed at the central part of the connecting plate (7), and the length of the fixed loop bar (4) is equal to that of the threaded rod (3).
3. The interventional injector of claim 1, wherein the injector comprises: the first circular gear (8) and the scraping rod (9) are of an integrated structure, the first circular gear (8) and the fixed sleeve rod (4) are located on the same central line, and the distance between the scraping rods (9) is equal to the diameter of the injection tube (6).
4. The interventional injector of claim 1, wherein the injector comprises: the worm (12) is connected with the fixed frame (1) through a shaft, the worm (12) is connected with the worm wheel (13) in a meshed mode, and the height of the worm (12) is equal to that of the worm wheel (13).
5. The interventional injector of claim 1, wherein the injector comprises: the fixed shaft (14) and the connecting spring (15) are welded, and the distance from the fixed shaft (14) to the fixed frame (1) is larger than the radius of the worm wheel (13).
6. The interventional injector of claim 1, wherein the injector comprises: gag lever post (17) equidistance distributes in the both sides of connecting plate (7), and is sliding connection between gag lever post (17) and connecting plate (7) to the length of gag lever post (17) is greater than the length of fixed loop bar (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911057749.9A CN110755716B (en) | 2019-10-31 | 2019-10-31 | Convenient abluent cardiovascular treatment is with interveneeing injection ware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911057749.9A CN110755716B (en) | 2019-10-31 | 2019-10-31 | Convenient abluent cardiovascular treatment is with interveneeing injection ware |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110755716A CN110755716A (en) | 2020-02-07 |
| CN110755716B true CN110755716B (en) | 2022-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911057749.9A Active CN110755716B (en) | 2019-10-31 | 2019-10-31 | Convenient abluent cardiovascular treatment is with interveneeing injection ware |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112997975B (en) * | 2021-03-01 | 2023-01-20 | 盐城工业职业技术学院 | High-precision automation device suitable for silkworm chrysalis subcutaneous injection |
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| CN108578833A (en) * | 2018-04-03 | 2018-09-28 | 复旦大学附属中山医院 | A kind of injection device |
| CN109985292A (en) * | 2019-05-15 | 2019-07-09 | 杨传涛 | A kind of dedicated cardio angiographic unfolder device of Cardiological |
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| EP3030291A2 (en) * | 2013-08-07 | 2016-06-15 | Unitract Syringe Pty Ltd | Retainer for retractable needle assemblies and syringes |
| US10144537B2 (en) * | 2016-11-30 | 2018-12-04 | Mallinckrodt Nuclear Medicine Llc | Systems and methods for dispensing radioactive liquids |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5398102A (en) * | 1992-04-21 | 1995-03-14 | Sharp Kabushiki Kaisha | Electrophotographic copier and charging means used therefor |
| DE69631039D1 (en) * | 1995-04-20 | 2004-01-22 | Acist Medical Sys Inc | AUTOMATICLY CLEANING INJECTOR FOR ANGIOGRAPHY |
| US6432089B1 (en) * | 2000-06-21 | 2002-08-13 | Medrad, Inc. | Medical syringe |
| CN101785891A (en) * | 2010-01-21 | 2010-07-28 | 王建友 | injector |
| CN203555961U (en) * | 2013-11-28 | 2014-04-23 | 苏州威尔德工贸有限公司 | Nursing bottle with cleaning device |
| CN205145302U (en) * | 2015-11-23 | 2016-04-13 | 沈阳新智源医疗用品有限公司 | High pressure radiography syringe cylinder |
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| CN110755716A (en) | 2020-02-07 |
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| CB03 | Change of inventor or designer information |
Inventor after: Xie Huijin Inventor after: Bian Guofeng Inventor after: Zhou Xin Inventor after: Liu Jie Inventor before: Liu Jie |
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Effective date of registration: 20211118 Address after: 443000 No. 183, Yiling Avenue, Yichang, Hubei Applicant after: Yichang Central People's Hospital (the first clinical College of Three Gorges University and the people's Hospital of affiliated center of Three Gorges University) Address before: 325016 CI Gu An, Qianlong village, Guoxi street, Ouhai District, Wenzhou City, Zhejiang Province Applicant before: Liu Jie |
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