CN218280232U

CN218280232U - Contrast agent injector for interventional department

Info

Publication number: CN218280232U
Application number: CN202221433386.1U
Authority: CN
Inventors: 曲元良
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-06-09
Filing date: 2022-06-09
Publication date: 2023-01-13
Anticipated expiration: 2032-06-09

Abstract

The application provides an intervene branch of academic or vocational study contrast medium injector belongs to medical instrument technical field, and this intervene branch of academic or vocational study contrast medium injector includes sleeve subassembly, propulsion subassembly and intelligent control subassembly. When using, the staff draws and connects the pull block, make the screw thread dwang move backward, later take off the block on the inlet, and inject required amount of contrast medium into the injector body, after finishing injecting, cover inlet oral area block, then will go out liquid oral area block and take off, later will inject the inside air escape of injector body, later the number of turns of through the button regulation servo motor output shaft on the operating panel, the rotation threaded rod of servo motor front end can mesh and drive the screw thread dwang and promote sealed advancing rubber head forward, and then release the inside contrast medium of injector body, the contrast medium dosage of pushing out like this is accurate, and the loss of contrast medium has been reduced, the medical cost is reduced.

Description

Contrast agent injector for interventional department

Technical Field

The application relates to the technical field of medical equipment, in particular to a contrast agent injector for an interventional department.

Background

Contrast agents (also known as contrast agents) are chemicals that are injected (or administered) into human tissues or organs to enhance the visualization of images. These articles are denser or less dense than the surrounding tissue and the contrast produced is imaged with some instruments. Such as iodine preparations and barium sulfate which are commonly used for X-ray observation.

However, most of the conventional contrast media boosters are manually propelled, conditions required for manual propulsion are limited (stable and accurate, and cannot be influenced by the outside) much, the contrast media propelling amount cannot be accurately grasped, and when the contrast media is injected, waste is caused, and medical costs are increased.

SUMMERY OF THE UTILITY MODEL

In order to compensate above not enough, the utility model provides an intervene branch of academic or vocational study contrast medium injector aims at improving the condition restriction that the manual work impeld the needs more, and the volume that the contrast medium pushed can't be held accurately, and when injecting the contrast medium, has extravagant condition, has increased medical cost's problem.

The application is realized as follows:

the application provides an intervention branch of academic or vocational study contrast medium injector includes sleeve subassembly, propulsion subassembly and intelligent control subassembly.

The sleeve subassembly, the sleeve subassembly is including injecting ware body and spacing interlayer board, the lateral wall intercommunication of injecting ware body has the inlet, it has the liquid outlet to push away injector body front end intercommunication, spacing interlayer board sets up this is internal to inject the ware, impel the subassembly including sealed propulsion rubber head, screw thread dwang and servo motor, sealed propulsion rubber head sealed slidable mounting be in inject this is internal, the bottom of screw thread dwang with sealed propulsion rubber head top rotates and connects, the top of screw thread dwang run through in spacing interlayer board and outside extension, servo motor fixed mounting be in spacing interlayer board upper portion, servo motor output shaft top fixedly connected with the rotation threaded rod that screw thread dwang meshing is connected, the intelligent control subassembly includes operating panel, operating panel fixed mounting is in inject on the lateral wall of ware body, operating panel pass through the wire with servo motor electric connection, last operating panel, button and the display screen of being provided with of operating panel.

In an embodiment of the present application, the side wall of the injector body is provided with a transparent glass viewing port.

In one embodiment of the present application, the transparent glass viewing port is provided with viewing scale lines at its edges.

In an embodiment of the present application, a bearing is disposed at a top end of the sealing pushing rubber head, and an inner ring of the bearing is fixedly sleeved on a bottom end of the threaded rotating rod.

In an embodiment of the present application, the top of the sealing pushing rubber head is fixedly connected with two symmetrically arranged sliding connecting rods, and the top of the two sliding connecting rods is fixedly connected with a limiting ring.

In an embodiment of the present application, the limiting collar is rotatably sleeved on the top of the threaded rotating rod.

In an embodiment of the present application, the top end of the threaded rotating rod is fixedly connected with a connecting pull block.

In an embodiment of the application, a sliding hole for the sliding of the sliding connecting rod is formed in the limiting interlayer plate, and a through hole for the threaded rotating rod to penetrate through is formed in the middle of the limiting interlayer plate.

In an embodiment of the application, the upper part of the limiting interlayer plate is provided with a wire which is electrically connected with the operation panel.

In an embodiment of the present application, a programmable chip is disposed in the operation panel.

The beneficial effect of this application is: this application obtains through above-mentioned design an intervene branch of academic or vocational study contrast medium injector, when using, the staff draws to drag to connect and draws the piece, make the screw thread dwang move backward, later take off the block on the inlet, and inject required amount's contrast medium into injector body, after finishing injecting, cover inlet oral area block, then take off liquid outlet department block, later with the inside air escape of injector body, later the number of turns of rotation through the button regulation servo motor output shaft on the operating panel, the rotation threaded rod of servo motor front end can mesh and drive the screw thread dwang and promote sealed advancing rubber head forward, and then push out the inside contrast medium of injector body, the contrast medium dosage that releases like this is accurate, and the loss of contrast medium has been reduced, the medical cost is reduced.

Drawings

In order to more clearly explain the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort.

Fig. 1 is a schematic structural diagram of a syringe body according to an embodiment of the present disclosure;

fig. 2 is an enlarged schematic structural diagram of an operation panel provided in an embodiment of the present application;

fig. 3 is a schematic cross-sectional view illustrating a view injector body according to an embodiment of the present disclosure;

fig. 4 is a schematic cross-sectional view of another perspective injector body according to an embodiment of the present disclosure;

fig. 5 is a schematic structural view of a threaded rotating rod according to an embodiment of the present disclosure.

In the figure: 10. a sleeve assembly; 11. a bolus injector body; 12. a transparent glass viewing port; 13. A liquid inlet; 130. a liquid outlet; 14. limiting the interlayer plate; 15. a slide hole; 16. a through hole is penetrated; 17. observing the scale marks; 20. a propulsion assembly; 21. sealing the propelling rubber head; 22. a threaded rotating rod; 23. a sliding connecting rod; 24. a limiting ferrule; 25. connecting a pull block; 26. a servo motor; 27. rotating the threaded rod; 28. a bearing; 30. an intelligent control assembly; 31. an operation panel; 32. pressing a key; 33. a display screen.

Detailed Description

The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.

To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making creative efforts shall fall within the protection scope of the present application.

Examples

As shown in fig. 1-5, an interventional procedure contrast agent injector according to an embodiment of the present application includes a sleeve assembly 10, a propulsion assembly 20, and an intelligent control assembly 30. The propelling component 20 is slidably mounted in the sleeve component 10, the intelligent control component 30 is disposed on the side wall of the sleeve component 10, and the intelligent control component 30 is operated to control the components in the propelling component 20 to push out the contrast medium inside the injector body 11.

As shown in fig. 1-4, sleeve assembly 10 includes injector body 11 and spacing interlayer board 14, injector body 11's lateral wall intercommunication has inlet 13, contrast medium can inject into injector body 11 through inlet 13 in, injector body 11 front end intercommunication has liquid outlet 130, contrast medium in injector body 11 can outwards be discharged through liquid outlet 130, spacing interlayer board 14 sets up in injector body 11, make injector body 11's top form an independent space alone.

Wherein, transparent glass viewing aperture 12 has been seted up to the lateral wall of injector body 11, is convenient for observe inside contrast medium, and the border of transparent glass viewing aperture 12 is provided with observes scale mark 17, and the volume of contrast medium is filled in the assurance that can be fine has avoided the excessive contrast medium of injection body 11 intussuseption, and then reduces the waste of contrast medium.

As shown in fig. 1 and fig. 3 to fig. 5, the propelling component 20 includes a sealing propelling rubber head 21, a threaded rotating rod 22 and a servo motor 26, the sealing propelling rubber head 21 is slidably mounted in the injector body 11 in a sealing manner, a bottom end of the threaded rotating rod 22 is rotatably connected with a top of the sealing propelling rubber head 21, a top end of the threaded rotating rod 22 penetrates through the spacing interlayer plate 14 and extends outwards, the servo motor 26 is fixedly mounted on an upper portion of the spacing interlayer plate 14, a rotating threaded rod 27 engaged with the threaded rotating rod 22 is fixedly connected with a top end of an output shaft of the servo motor 26, after the injector body 11 is filled with a contrast medium, the sealing propelling rubber head 21 pushes the threaded rotating rod 22 to move backwards, the rotating threaded rod 27 is driven to rotate by the servo motor 26, the rotating threaded rod 27 is engaged with the threaded rotating rod 22 and pushes the sealing propelling rubber head 21 forwards, and then the contrast medium inside the injector body 11 is pushed out.

Wherein, the top of head 21 is glued in sealed propulsion is provided with bearing 28, and the inner circle of bearing 28 is fixed to be cup jointed on screw thread dwang 22 bottom, and the sliding connection pole 23 that two symmetries of the top fixedly connected with of head 21 are glued in sealed propulsion sets up, and the top fixedly connected with spacing lasso 24 of two sliding connection poles 23, spacing lasso 24 rotate to cup joint at the top of screw thread dwang 22, have improved the stability that screw thread dwang 22 removed.

Wherein, the top fixedly connected with of screw thread dwang 22 connects and draws piece 25, when injecting the contrast medium in toward injector body 11, can draw piece 25 to draw through the connection and draw screw thread dwang 22 to remove for there is the space contrast medium of being convenient for to inject in injector body 11 front end.

As shown in fig. 3-4, the limiting interlayer plate 14 is provided with a sliding hole 15 for sliding a sliding connecting rod 23, and the middle of the limiting interlayer plate 14 is provided with a through hole 16 for penetrating a threaded rotating rod 22.

As shown in fig. 1-2, the intelligent control assembly 30 includes an operation panel 31, the operation panel 31 is fixedly mounted on the side wall of the injector body 11, the operation panel 31 is electrically connected to the servo motor 26 through a wire, the operation panel 31 is provided with an operation panel 31, a button 32 and a display screen 33, the number of rotation turns of the servo motor 26 is intelligently adjusted, the rotation threaded rod 27 on the top end of the servo motor 26 is meshed with the threaded rotating rod 22, the threaded rotating rod 22 can push the sealing pushing rubber head 21 to move forward, and then the contrast agent in the injector body 11 is accurately pushed out.

Wherein, the upper part of the spacing interlayer plate 14 is provided with 34, 34 is electrically connected with the operation panel 31 through a lead, and 34 can also provide a stable power supply for the servo motor 26.

A programmable chip is arranged in the operation panel 31, the operation panel 31 can select an ALTERA programmable logic chip singlechip EPM570T100C5N, and the number of rotating circles of the servo motor 26 is controlled through the operation panel 31.

Specifically, the operating principle of the interventional contrast medium injector is as follows: when using, the staff draws to drag and connects and draws piece 25, make screw thread dwang 22 move backward, later take off the block on the inlet 13, and inject required amount of contrast medium into injector body 11, after the injection finishes, cover inlet 13 oral area block, then take off liquid outlet 130 department block, later with the inside air escape of injector body 11, later adjust the number of turns of servo motor 26 output shaft through button 32 on the operating panel 31, the rotation threaded rod 27 of servo motor 26 front end can mesh and drive screw thread dwang 22 and promote sealed advancing rubber head 21 forward, and then release the inside contrast medium of injector body 11, the contrast medium dosage of thus releasing is accurate, and the loss of contrast medium has been reduced, medical expense has been reduced.

The above embodiments are merely examples of the present application and are not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that like reference numerals and letters refer to like items in the following figures, and thus once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

Claims

1. An interventional contrast agent injector is characterized by comprising

The sleeve assembly (10) comprises an injector body (11) and a limiting partition plate (14), the side wall of the injector body (11) is communicated with a liquid inlet (13), the front end of the injector body (11) is communicated with a liquid outlet (130), and the limiting partition plate (14) is arranged in the injector body (11);

the push assembly (20), the push assembly (20) comprises a sealing push rubber head (21), a thread rotating rod (22) and a servo motor (26), the sealing push rubber head (21) is arranged in the push injector body (11) in a sealing sliding mode, the bottom end of the thread rotating rod (22) is rotatably connected with the top of the sealing push rubber head (21), the top end of the thread rotating rod (22) penetrates through the limiting partition plate (14) and extends outwards, the servo motor (26) is fixedly arranged on the upper portion of the limiting partition plate (14), and the top end of an output shaft of the servo motor (26) is fixedly connected with a rotating threaded rod (27) which is meshed with the thread rotating rod (22);

intelligent control subassembly (30), intelligent control subassembly (30) include operating panel (31), operating panel (31) fixed mounting be in on the lateral wall of injector body (11), operating panel (31) pass through the wire with servo motor (26) electric connection, be provided with operating panel (31), button (32) and display screen (33) on operating panel (31).

2. The interventional contrast injector according to claim 1, wherein a transparent glass viewing port (12) is formed in a side wall of the injector body (11).

3. The interventional procedure contrast injector as set forth in claim 2, wherein the transparent glass viewing port (12) is provided with viewing graduations (17) along its edge.

4. The contrast agent injector for interventional department according to claim 1, wherein a bearing (28) is arranged at the top end of the sealing pushing rubber head (21), and an inner ring of the bearing (28) is fixedly sleeved on the bottom end of the threaded rotating rod (22).

5. The contrast agent injector for interventional department according to claim 4, characterized in that the top of the sealing pushing rubber head (21) is fixedly connected with two symmetrically arranged sliding connecting rods (23), and the top of the two sliding connecting rods (23) is fixedly connected with a limiting ferrule (24).

6. The contrast media injector for interventional department according to claim 5, characterized in that the limiting ferrule (24) is rotatably sleeved on the top of the threaded rotating rod (22).

7. The contrast media injector for interventional department according to claim 6, characterized in that the top end of the threaded rotating rod (22) is fixedly connected with a connecting pull block (25).

8. The contrast agent injector for interventional department according to claim 7, wherein a sliding hole (15) for the sliding of the sliding connecting rod (23) is formed in the limiting partition plate (14), and a through hole (16) for the threaded rotating rod (22) to penetrate is formed in the middle of the limiting partition plate (14).

9. The contrast agent injector for interventional department as set forth in claim 1, characterized in that the limiting division plate (14) is provided with a limiting layer (34) at the upper part, and the limiting division plate (34) is electrically connected with the operation panel (31) through a lead.

10. The interventional procedure contrast agent injector as defined in claim 9, wherein a programmable chip is provided in the operation panel (31).