CN218279738U - Automatic injection device for catheter thrombolysis - Google Patents
Automatic injection device for catheter thrombolysis Download PDFInfo
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- CN218279738U CN218279738U CN202222849570.0U CN202222849570U CN218279738U CN 218279738 U CN218279738 U CN 218279738U CN 202222849570 U CN202222849570 U CN 202222849570U CN 218279738 U CN218279738 U CN 218279738U
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- catheter
- port
- pipe body
- liquid
- pushing piston
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- 230000002537 thrombolytic effect Effects 0.000 title claims abstract description 44
- 238000002347 injection Methods 0.000 title claims abstract description 30
- 239000007924 injection Substances 0.000 title claims abstract description 30
- 239000007788 liquid Substances 0.000 claims abstract description 77
- 239000003814 drug Substances 0.000 claims abstract description 39
- 239000003146 anticoagulant agent Substances 0.000 claims abstract description 18
- 238000001802 infusion Methods 0.000 claims description 17
- 208000007536 Thrombosis Diseases 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 210000004204 blood vessel Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003527 fibrinolytic agent Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses an automatic injection device for catheter thrombolysis, which comprises a device body, wherein the device body comprises a first pipe body, and a first port arranged on the first pipe body is communicated with a liquid medicine supply mechanism; the thrombolytic catheter also comprises a second catheter body, wherein the second catheter body is communicated with a second port formed on the first catheter body, and meanwhile, a third port formed on the second catheter body is communicated with the thrombolytic catheter; the liquid pushing piston is arranged in the second tube body, and liquid medicine in the second tube body is pushed into the thrombolytic catheter through the liquid pushing piston; the automatic pushing device is also included, and the pushing end of the automatic pushing device is connected with the liquid pushing piston; the automatic injection device for catheter thrombolysis, which is designed by the scheme, periodically drives the liquid pushing piston to automatically inject liquid medicine into the thrombolysis catheter through the automatic propelling device, is convenient and fast to use, and does not need medical staff to manually inject.
Description
Technical Field
The utility model relates to the technical field of medical equipment, concretely relates to an automatic injection device for catheter thrombolysis.
Background
A method for treating thrombus in blood vessel by catheter-guided thrombolysis (CDT) operation is characterized by that a thrombolysis catheter with side hole is inserted into thrombus, and the thrombolytic medicine is directly injected into thrombus to make it play the role of dissolving thrombus. When the thrombolytic drug is administered, a certain pressure injection is needed to ensure that the liquid medicine flows out of the side hole of the whole thrombolytic catheter. The existing mode is a manual pulse injection method, and in the process of thrombolysis, a medical care worker needs to continuously and manually administer the drug at the bedside, so that the manual resource is seriously wasted.
It should be noted that the above background description is only for the sake of clarity and complete description of the technical solutions of the present invention, and is set forth for facilitating understanding of those skilled in the art. These solutions are not considered to be known to the person skilled in the art merely because they have been set forth in the background section of the present invention.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects, the utility model aims to provide an automatic injection device for catheter thrombolysis, which effectively solves the technical problem that the traditional mode adopts manual pulse injection to waste human resources.
In order to achieve the above purpose, the utility model discloses a technical scheme is: an automatic injection device for catheter thrombolysis comprising a device body comprising:
the first port formed on the first pipe body is communicated with the liquid medicine supply mechanism;
the second pipe body is communicated with a second port formed in the first pipe body, and meanwhile, a third port formed in the second pipe body is communicated with the thrombolytic catheter;
the liquid pushing piston is arranged in the second pipe body, and liquid medicine in the second pipe body is pushed into the thrombolytic catheter through the liquid pushing piston;
and the propelling end of the automatic propelling device is connected with the liquid pushing piston.
The utility model has the advantages that: the automatic injection device for catheter thrombolysis, which is designed by the scheme, periodically drives the liquid pushing piston to automatically inject liquid medicine into the thrombolysis catheter through the automatic propelling device, is convenient and fast during use, does not need medical personnel to manually inject, and effectively solves the technical problem that the traditional mode adopts manual pulse type injection to waste human resources.
The principle is as follows: the liquid medicine supply mechanism inputs liquid medicine into the first pipe body, the liquid medicine enters the second pipe body through the first pipe body, and the automatic propelling device pushes the liquid pushing piston to inject the liquid medicine into the thrombolytic catheter at regular time and automatically.
Further, the self-propelled device includes push rod, carousel, pivot and motor, wherein: one end of the push rod is hinged with the liquid pushing piston, the other end of the push rod is hinged with the eccentric part of the rotary table, and the motor is coaxially connected with the rotary table through the rotating shaft; the operation principle of the automatic propelling device is as follows: in the device, the motor needs to be connected with a timing circuit, and the detailed time is set to periodically supply power to the motor.
Further, the liquid medicine supply mechanism comprises an infusion bag, and a liquid outlet of the infusion bag is communicated with a first port formed in the first pipe body through an infusion guide pipe; the liquid medicine is placed in the infusion bag, then flows into the infusion catheter from the liquid outlet and enters the first tube body through the infusion catheter.
Furthermore, a first one-way valve is arranged at the position, close to the first port, of the first pipe body; the first one-way valve is used for preventing the liquid medicine entering the second tube body from the first tube body from flowing back into the first tube body again.
Furthermore, a second one-way valve is arranged at a position of the second pipe body, which is close to the second port; the second one-way valve is used for preventing the liquid medicine pushed into the thrombolysis catheter from the second tube body by the liquid pushing piston from flowing back into the second tube body when the liquid pushing piston returns.
Further, the first pipe body is vertically arranged, the first port is formed in the top of the first pipe body, and the second port is formed in the bottom of the second pipe body; the liquid in the first tube body flows downwards into the second tube body through gravity.
Furthermore, the second tube body is horizontally arranged, the third port is formed in the front end of the second tube body, the liquid pushing piston is located at the tail end of the second tube body, and a connecting part of the second port formed in the first tube body and the second tube body is located between the third port and the liquid pushing piston; the liquid medicine in the second tube body is concentrated between the third port and the liquid pushing piston, and when the liquid pushing piston is pushed, the liquid medicine in the second tube body can be directly pushed into the thrombolytic catheter from the third port.
Further, a bubble sensor is arranged on the first pipe body, and a pressure sensor is arranged on the second pipe body; bubble sensor and pressure sensor adopt the conventional mode of setting in this field to set up on the body that corresponds separately, bubble sensor is used for detecting the liquid medicine flow in the first body, pressure sensor is used for detecting the pressure in the second body, when discovering equipment anomaly through the detected data, can let self-advancing device pause, stop supplying medicine, guarantee patient's safety, stop injecting and reporting to the police when the pipeline blocks up, stop injecting and reporting to the police when the medicine injection finishes appearing gaseous in the pipeline.
Drawings
Fig. 1 is a schematic view of an overall structure of an apparatus according to an embodiment of the present invention.
Fig. 2 is a schematic structural view of the automatic propelling device.
In the figure: 1. a first pipe body; 2. a first port; 3. a second tube body; 4. a second port; 5. a third port; 6. a thrombolytic catheter; 7. a liquid pushing piston; 8. a self-propelled device; 9. a first check valve; 10. a second one-way valve; 11. a bubble sensor; 12. a pressure sensor; 13. an infusion bag; 14. an infusion catheter; 15. a display screen; 16. pressing a key; 17. a speaker; 18. an indicator light; 19. a push rod; 20. a turntable; 21. a motor; 22. a rotating shaft.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
In the description of the present invention, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
Referring to the attached drawing 1, an embodiment of the present invention discloses an automatic injection device for catheter thrombolysis, which comprises a device body, wherein the device body comprises a first tube 1, and a first port 2 formed on the first tube 1 is communicated with a liquid medicine supply mechanism; the thrombolytic catheter also comprises a second tube body 3, wherein the second tube body 3 is communicated with a second port 4 formed on the first tube body 1, and meanwhile, a third port 5 formed on the second tube body 3 is communicated with a thrombolytic catheter 6; the thrombolytic catheter also comprises a liquid pushing piston 7, wherein the liquid pushing piston 7 is arranged inside the second tube body 3, and the liquid medicine in the second tube body 3 is pushed into the thrombolytic catheter 6 through the liquid pushing piston 7; the automatic pushing device 8 is further included, and the pushing end of the automatic pushing device 8 is connected with the liquid pushing piston 7.
The automatic injection device for catheter thrombolysis designed by the scheme is convenient and fast to use and does not need medical staff to inject manually by periodically driving the liquid pushing piston 7 through the automatic pushing device 8 to automatically inject liquid medicine into the thrombolysis catheter, so that the technical problem that manual pulse type injection is adopted in the traditional mode to waste human resources is effectively solved.
The liquid medicine supply mechanism inputs liquid medicine into the first tube body 1, the liquid medicine enters the second tube body 3 through the first tube body 1, and the automatic propelling device 8 pushes the liquid pushing piston 7 to automatically inject the liquid medicine into the thrombolytic catheter 6 at regular time.
On the basis of the above-described embodiment, specifically, as shown in fig. 2, the automatic propelling device includes a push rod 19, a turntable 20, a rotating shaft 22, and a motor 21, wherein: one end of the push rod 19 is hinged to the liquid pushing piston, the other end of the push rod 19 is hinged to the eccentric portion of the rotary table 20, and the motor 21 is coaxially connected with the rotary table 20 through the rotating shaft 22.
The operation principle of the automatic propelling device is as follows: the motor 21 drives the turntable 20 to rotate, the turntable 20 drives the push rod 19 to move back and forth when rotating, so that the push rod 19 drives the liquid pushing piston 7 to complete pushing injection.
On the basis of the above embodiment, specifically, the liquid medicine supply mechanism includes an infusion bag 13, and a liquid outlet of the infusion bag 13 is communicated with the first port 2 formed on the first pipe body 1 through an infusion catheter 14.
The liquid medicine is placed in the infusion bag 13, then flows into the infusion catheter from the liquid outlet, and then enters the first tube body 1 through the infusion catheter.
In addition to the above embodiment, it is preferable that a first check valve 9 is disposed at a position of the first pipe 1 near the first port 2.
The first check valve 9 is used for preventing the liquid medicine entering the second tube 3 from the first tube 1 from flowing back into the first tube 1 again.
In addition to the above embodiments, it is preferable that a second check valve 10 is disposed at a position of the second pipe 3 near the second port 4.
The second check valve 10 prevents the liquid medicine pushed into the thrombolytic catheter 6 from the second tubular body 3 by the pushing piston 7 from flowing back into the second tubular body 3 when the pushing piston 7 is retracted.
On the basis of the above embodiment, specifically, the first pipe body 1 is vertically placed, the first port 2 is opened at the top of the first pipe body 1, and the second port 4 is opened at the bottom of the second pipe body 3.
The liquid inside the first tube 1 flows down into the second tube 3 by gravity.
On the basis of the above embodiment, specifically, the second tube 3 is horizontally disposed, the third port 5 is disposed at the front end of the second tube 3, the liquid pushing piston 7 is located at the tail end of the second tube 3, and a connection portion between the second port 4 disposed on the first tube 1 and the second tube 3 is located between the third port 5 and the liquid pushing piston 7.
The medical liquid in the second tube 3 is concentrated between the third port 5 and the liquid pushing piston 7, and when the liquid pushing piston 7 is pushed, the medical liquid in the second tube 3 can be directly pushed into the thrombolysis catheter 6 from the third port 5.
On the basis of the above embodiment, preferably, the first tube 1 is provided with the bubble sensor 11, and the second tube 3 is provided with the pressure sensor 12; the bubble sensor 11 and the pressure sensor 12 are disposed on the respective tubes in a manner conventional in the art.
The bubble sensor 11 is used for detecting the flow of the liquid medicine in the first tube body 1, the pressure sensor 12 is used for detecting the air pressure in the second tube body 3, and when the device is found to be abnormal through detection data, the automatic propelling device 8 can be paused to stop medicine supply, so that the safety of a patient is ensured; the automatic injection device is characterized in that the injection is stopped and an alarm is given when the pipeline is blocked, the injection is stopped and the alarm is given when gas appears in the pipeline after the medicine injection is finished, in addition, a display screen 15 and a key 16 are arranged on the automatic propulsion device 8, the injection index can be set, and meanwhile, the automatic propulsion device is also provided with a loudspeaker 17 and a red indicator light 18 for giving an alarm.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.
Claims (8)
1. An automatic injection device for catheter thrombolysis, comprising a device body, characterized in that: the device body includes:
the first port formed on the first pipe body is communicated with the liquid medicine supply mechanism;
the second pipe body is communicated with a second port formed in the first pipe body, and meanwhile, a third port formed in the second pipe body is communicated with the thrombolytic catheter;
the liquid pushing piston is arranged in the second tube body, and liquid medicine in the second tube body is pushed into the thrombolytic catheter through the liquid pushing piston;
and the propelling end of the automatic propelling device is connected with the liquid pushing piston.
2. The automatic injection device for catheter thrombolysis of claim 1, wherein: self-advancing device includes push rod, carousel, pivot and motor, wherein:
one end of the push rod is hinged to the liquid pushing piston, the other end of the push rod is hinged to the eccentric portion of the rotary table, and the motor is coaxially connected with the rotary table through the rotary shaft.
3. The automatic injection device for catheter thrombolysis of claim 1, wherein: the liquid medicine supply mechanism comprises an infusion bag, and a liquid outlet of the infusion bag is communicated with a first port formed in the first pipe body through an infusion guide pipe.
4. The automatic injection device for catheter thrombolysis of claim 1, wherein: a first one-way valve is arranged at a position, close to the first port, of the first pipe body.
5. The automatic injection device for catheter thrombolysis of claim 1, wherein: and a second one-way valve is arranged at the position, close to the second port, of the second pipe body.
6. The automatic injection device for catheter thrombolysis of claim 1, wherein: the first pipe body is vertically placed, the first port is formed in the top of the first pipe body, and the second port is formed in the bottom of the second pipe body.
7. The automatic injection device for catheter thrombolysis of claim 6, wherein: the second tube body is horizontally arranged, the third port is formed in the front end of the second tube body, the liquid pushing piston is located at the tail end of the second tube body, and the connecting portion of the second port formed in the first tube body and the second tube body is located in the middle of the third port and the liquid pushing piston.
8. The automatic injection device for catheter thrombolysis of claim 1, wherein: the bubble sensor is arranged on the first pipe body, and the pressure sensor is arranged on the second pipe body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222849570.0U CN218279738U (en) | 2022-10-27 | 2022-10-27 | Automatic injection device for catheter thrombolysis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222849570.0U CN218279738U (en) | 2022-10-27 | 2022-10-27 | Automatic injection device for catheter thrombolysis |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218279738U true CN218279738U (en) | 2023-01-13 |
Family
ID=84809995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222849570.0U Active CN218279738U (en) | 2022-10-27 | 2022-10-27 | Automatic injection device for catheter thrombolysis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218279738U (en) |
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2022
- 2022-10-27 CN CN202222849570.0U patent/CN218279738U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240524 Address after: Unit E904, 5th Floor, Lecheng Plaza, Phase II, Biopharmaceutical Industrial Park, No. 218 Sangtian Street, Suzhou Area, China (Jiangsu) Pilot Free Trade Zone, Suzhou City, Jiangsu Province, 215000 Patentee after: Suzhou Zhensu Medical Technology Co.,Ltd. Country or region after: China Address before: Room c5051-3, floor 5, building 1, No. 209, Zhuyuan Road, Suzhou high tech Zone, Suzhou, Jiangsu 215000 Patentee before: Suzhou Yingjian Health Technology Co.,Ltd. Country or region before: China |
|
| TR01 | Transfer of patent right |