CN219071813U

CN219071813U - Intravenous cavity radio frequency closed catheter is connected with catheter adapter

Info

Publication number: CN219071813U
Application number: CN202222417969.1U
Authority: CN
Inventors: 陈应辉
Original assignee: Beijing Anyi Technology Co ltd
Current assignee: Beijing Anyi Technology Co ltd
Priority date: 2022-09-13
Filing date: 2022-09-13
Publication date: 2023-05-26
Anticipated expiration: 2032-09-13

Abstract

The utility model discloses a catheter connector for connecting an intravenous-cavity radio-frequency closed catheter, which relates to the field of catheter connection and comprises a radio-frequency-cavity closed catheter main body and a connecting pipe, wherein a catheter connector pipe is arranged on one side of the radio-frequency-cavity closed catheter main body, a connecting end part is arranged at one end of the catheter connector pipe, the connecting end part is matched with the connecting pipe, and a pipeline connecting and compacting group is arranged on the catheter connector pipe. According to the utility model, after the connecting pipe is sleeved on the connecting end part, the rotating ring is rotated to extrude the plurality of arc-shaped pressing plates, the plurality of arc-shaped pressing plates can be completely pressed outside the arc-shaped pressing plates along with continuous rotation, and the plurality of arc-shaped pressing plates can firmly press the sleeved connecting pipe under the action of the anti-falling assembly, so that the situation that the connecting pipe is easy to fall off after being connected is effectively avoided, and meanwhile, the anti-falling assembly can effectively enhance the tightness of the connecting pipe under the action of extrusion, so that the connecting is more convenient without using an intermediate connecting carrier for connection.

Description

Intravenous cavity radio frequency closed catheter is connected with catheter adapter

Technical Field

The utility model relates to the technical field of catheter connection, in particular to a catheter connector for connecting a venous intracavity radio frequency closure catheter.

Background

Varicose veins of the lower limbs are common and frequently encountered diseases of vascular surgery, and are typically manifested by thickening, tortuosity, distension and bulging of superficial veins of the lower limbs. Depending on the severity of the disease, symptoms such as soreness, distension, itching, swelling, pain, bleeding, thrombosis, skin ulcer pigment, and muscle cramps may appear in the affected limbs.

Through retrieving, the patent of publication number CN208693436U discloses a radio frequency intracavity closure catheter, the one end of plug-in components is used for connecting radio frequency ablation instrument, and the radio frequency intracavity closure catheter of vein intracavity needs to be connected with other catheters in the use, and traditional catheter connection is comparatively inconvenient, and the connection drops easily, perhaps adopts intermediate junction part, and is comparatively troublesome, consequently needs a vein intracavity radio frequency closure catheter to be connected with the catheter connection and satisfies people's demand.

Disclosure of Invention

The utility model aims to provide a catheter connector for connecting a venous intracavity radio frequency closed catheter, which solves the problems that the traditional catheter is inconvenient to connect, easy to drop off, or troublesome to use an intermediate connecting part.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the intravenous cavity radio frequency closed catheter is connected with a catheter connector, and comprises a radio frequency cavity closed catheter main body and a connecting pipe, wherein a catheter connector pipe is arranged on one side of the radio frequency cavity closed catheter main body, one end of the catheter connector pipe is provided with a connecting end part which is matched with the connecting pipe, and a pipeline connecting and compacting assembly is arranged on the catheter connector pipe;

the pipeline connection compacting assembly comprises a plurality of arc-shaped pressing plates arranged on the catheter adapter tube, the arc-shaped pressing plates are made of rubber, an anti-falling assembly is arranged on one side, close to the connecting end portion, of each arc-shaped pressing plate, and a rotating ring is arranged on the catheter adapter tube in a threaded mode and is matched with the arc-shaped pressing plates.

Preferably, the anti-falling assembly comprises a plurality of first anti-falling convex rings fixedly installed on the outer side of the connecting end part, a plurality of second anti-falling convex rings fixedly installed on one sides of the plurality of arc-shaped pressing plates, and the plurality of first anti-falling convex rings and the plurality of second anti-falling convex rings are arranged in a staggered mode and are matched with the connecting pipe.

Preferably, an arc-shaped inserting notch is formed in the outer side of the connecting end, the arc-shaped inserting notch is matched with the connecting pipe, a pipe hole is formed in the catheter joint pipe, and the pipe hole is matched with the connecting pipe.

Preferably, the outside of pipe joint pipe has seted up the mounting groove, and a plurality of arc clamp plates are all installed in the mounting groove, and the arc clamp plate is equipped with four to set up on the mounting groove into circumference array.

Preferably, the outer side of the catheter joint tube is provided with a plurality of internal thread grooves, the inner wall of the rotating ring is provided with external thread grooves, and the external thread grooves on the rotating ring are meshed with the internal thread grooves on the catheter joint tube.

Preferably, an extrusion notch is formed in one side of the rotating ring, and the extrusion notch is matched with the plurality of arc-shaped pressing plates.

Preferably, a tube head is arranged at one end of the radio frequency cavity inner closed catheter main body, an operation pressing block is arranged on the radio frequency cavity inner closed catheter main body, and an insert is connected to one side of the radio frequency cavity inner closed catheter main body.

The beneficial effects of the utility model are as follows:

in the utility model, in the use process of the radio frequency cavity inner closed catheter main body, one end of a catheter joint pipe on the radio frequency cavity inner closed catheter main body is provided with a connecting end part, after the connecting pipe is sleeved on the connecting end part, the rotating ring is rotated, the rotating ring moves and extrudes a plurality of arc-shaped pressing plates under the action of the extrusion notch, and the arc-shaped pressing plates are made of rubber, rotate after being extruded and are pressed outside the connecting pipe;

according to the utility model, along with continuous rotation, the plurality of arc-shaped pressing plates can be completely pressed outside the arc-shaped pressing plates, the plurality of first anti-falling convex rings and the plurality of second anti-falling convex rings are arranged in a dislocation mode under the action of the anti-falling assembly, the first anti-falling convex rings and the second anti-falling convex rings are mutually extruded in a dislocation mode after extrusion, and the sleeved connecting pipes can be firmly compressed, so that the situation that the connecting pipes are easy to fall off after being connected is effectively avoided, and meanwhile, the arrangement of the anti-falling assembly can effectively enhance the tightness of the anti-falling assembly under the action of extrusion, so that the connection is more convenient, and the connection is carried out without using an intermediate connecting carrier.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of a venous lumen radio frequency closure catheter connected with a catheter adapter according to the present utility model;

fig. 2 is a schematic view of a local perspective structure of a venous lumen radio frequency closure catheter with a catheter adapter connected thereto according to the present utility model;

fig. 3 is a schematic view of a structure of a venous lumen radio frequency closure catheter with a catheter adapter connected thereto in a partial cross-section.

In the figure: 1. a radio frequency endoluminal occlusive catheter body; 2. a tube head; 3. operating the pressing block; 4. an insert; 5. a catheter adapter tube; 6. pipe holes; 7. a connecting pipe; 8. a connecting end; 9. a first anti-falling convex ring; 10. arc-shaped inserting notch; 11. a mounting groove; 12. an arc-shaped pressing plate; 13. the second anti-falling convex ring; 14. a rotating ring; 15. an internal thread groove; 16. the notch is extruded.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

According to the drawings 1 and 3, a catheter connector is connected with a radio frequency closed catheter in a vein cavity, the radio frequency closed catheter comprises a radio frequency closed catheter main body 1 and a connecting pipe 7, a catheter connector pipe 5 is arranged on one side of the radio frequency closed catheter main body 1 in the cavity, a connecting end part 8 is arranged at one end of the catheter connector pipe 5, the connecting end part 8 is matched with the connecting pipe 7, and a pipeline connecting and compacting assembly is arranged on the catheter connector pipe 5;

the pipe connection compacting assembly comprises a plurality of arc-shaped pressing plates 12 arranged on the pipe joint pipe 5, the arc-shaped pressing plates 12 are made of rubber, an anti-falling assembly is arranged on one side, close to the connecting end portion 8, of each of the plurality of arc-shaped pressing plates 12, a rotating ring 14 is arranged on the pipe joint pipe 5 in a threaded mode, and the rotating ring 14 is matched with the plurality of arc-shaped pressing plates 12.

According to the drawing 1 and the drawing 3 show, the anticreep subassembly includes a plurality of first anticreep bulge loops 9 of fixed mounting in the connection tip 8 outside, a plurality of second anticreep bulge loops 13 of fixed mounting in a plurality of arc clamp plates 12 one side, a plurality of first anticreep bulge loops 9 and a plurality of second anticreep bulge loops 13 dislocation set, and all with connecting pipe 7 looks adaptation, a plurality of first anticreep bulge loops 9 and second anticreep bulge loops 13 on the anticreep subassembly are dislocation set, after the extrusion, dislocation each other, and can firmly compress tightly the connecting pipe 7 that cup joints, thereby effectively avoid connecting pipe 7 to connect the back, the condition that drops appears easily, the setting of anticreep subassembly simultaneously, can effectively strengthen its leakproofness under the effect of extrusion, it is comparatively convenient to connect, do not need to use intermediate junction carrier to connect.

According to the figures 2 and 3, the outer side of the connecting end 8 is provided with an arc-shaped inserting notch 10, the arc-shaped inserting notch 10 is matched with the connecting pipe 7, the catheter joint pipe 5 is provided with a pipe hole 6, the pipe hole 6 is matched with the connecting pipe 7, one side of the connecting end 8 is provided with the arc-shaped inserting notch 10, and the arranged arc-shaped inserting notch 10 is convenient for the connecting pipe 7 to be inserted into the connecting end 8 conveniently.

According to the embodiment shown in fig. 2 and fig. 3, the outside of the catheter adapter tube 5 is provided with the installation groove 11, the plurality of arc pressing plates 12 are all installed in the installation groove 11, the arc pressing plates 12 are four and are arranged on the installation groove 11 in a circumferential array, the outside of the catheter adapter tube 5 is provided with the plurality of internal thread grooves 15, the inner wall of the rotating ring 14 is provided with the external thread grooves, the external thread grooves on the rotating ring 14 are meshed with the internal thread grooves 15 on the catheter adapter tube 5, one side of the rotating ring 14 is provided with the extrusion notch 16, the extrusion notch 16 is matched with the plurality of arc pressing plates 12, the connecting pipe 7 is sleeved on the connecting end 8, the rotating ring 14 is rotated, the rotating ring 14 moves under the action of the internal thread grooves 15 and the external thread grooves, the plurality of arc pressing plates 12 are extruded by rubber materials, the arc pressing plates 12 are extruded and can rotate after being extruded and are pressed on the outside of the connecting pipe 7, and the plurality of arc pressing plates 12 can be completely pressed on the outside of the arc pressing plates 12 along with continuous rotation.

According to the illustration in figure 1, one end of the radio frequency cavity closed catheter main body 1 is provided with a tube head 2, the radio frequency cavity closed catheter main body 1 is provided with an operation pressing block 3, and one side of the radio frequency cavity closed catheter main body 1 is connected with an insert 4.

The working principle of the utility model is as follows:

according to the utility model, in the use process of the radio frequency cavity inner closed catheter main body 1, the radio frequency cavity inner closed catheter main body 1 needs to be connected with an external connecting pipe 7 in a pipeline manner, one end of a catheter joint pipe 5 on the radio frequency cavity inner closed catheter main body 1 is provided with a connecting end part 8, one side of the connecting end part 8 is provided with an arc-shaped inserting notch 10, the arranged arc-shaped inserting notch 10 is convenient for the connecting pipe 7 to be inserted on the connecting end part 8 conveniently, after the connecting pipe 7 is sleeved on the connecting end part 8, the rotating ring 14 is rotated, under the action of an internal thread groove 15 and an external thread groove, the rotating ring 14 moves, under the action of the extruding notch 16, a plurality of arc-shaped pressing plates 12 are made of rubber materials, and are pressed outside the connecting pipe 7, along with continuous rotation, the plurality of arc-shaped pressing plates 12 can be completely pressed outside the arc-shaped pressing plates 12, at the moment, an anti-drop assembly is arranged between the plurality of arc-shaped pressing plates 12 and the connecting end part 8, and a plurality of first anti-drop convex rings 9 and second anti-drop convex rings 13 on the anti-drop assemblies are arranged in a dislocation manner, after the extrusion, and after the extrusion notch 16 is mutually extruded, the connection is effectively, the connection needs to be tightly connected, and the connection condition is avoided, and the connection is easy, and the connection condition is easy, and the connection is convenient.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a vein intracavity radio frequency closure catheter is connected with the pipe joint, includes radio frequency intracavity closure catheter main part (1) and connecting pipe (7), its characterized in that: one side of the closed catheter main body (1) in the radio frequency cavity is provided with a catheter joint pipe (5), one end of the catheter joint pipe (5) is provided with a connecting end part (8), the connecting end part (8) is matched with the connecting pipe (7), and the catheter joint pipe (5) is provided with a pipeline connecting and compacting assembly;

the pipeline connection compacting assembly comprises a plurality of arc-shaped pressing plates (12) arranged on a catheter joint pipe (5), wherein the arc-shaped pressing plates (12) are made of rubber, one side, close to each other, of each of the plurality of arc-shaped pressing plates (12) and the connecting end part (8) is provided with an anti-drop assembly, a rotating ring (14) is arranged on the catheter joint pipe (5) in a threaded mode, and the rotating ring (14) is matched with the plurality of arc-shaped pressing plates (12).

2. A venous intraluminal radio frequency closure catheter as claimed in claim 1, having a catheter hub attached thereto, wherein: the anti-drop assembly comprises a plurality of first anti-drop convex rings (9) fixedly mounted on the outer side of the connecting end part (8), a plurality of second anti-drop convex rings (13) fixedly mounted on one side of the plurality of arc-shaped pressing plates (12), and the plurality of first anti-drop convex rings (9) and the plurality of second anti-drop convex rings (13) are arranged in a staggered mode and are matched with the connecting pipe (7).

3. A venous intraluminal radio frequency closure catheter as claimed in claim 1, having a catheter hub attached thereto, wherein: arc grafting notch (10) have been seted up in the outside of connecting tip (8), arc grafting notch (10) and connecting pipe (7) looks adaptation are equipped with tube hole (6) on catheter adapter pipe (5), tube hole (6) and connecting pipe (7) looks adaptation.

4. A venous intraluminal radio frequency closure catheter as claimed in claim 1, having a catheter hub attached thereto, wherein: the outside of pipe joint pipe (5) has seted up mounting groove (11), and a plurality of arc clamp plates (12) are all installed in mounting groove (11), and arc clamp plates (12) are equipped with four to set up on mounting groove (11) in circumferential array.

5. A venous intraluminal radio frequency closure catheter as claimed in claim 1, having a catheter hub attached thereto, wherein: the outside of pipe joint pipe (5) has seted up a plurality of internal thread grooves (15), is equipped with the external thread groove on the inner wall of swivel becket (14), and the external thread groove on swivel becket (14) meshes with internal thread groove (15) on pipe joint pipe (5).

6. A venous intraluminal radio frequency closure catheter as claimed in claim 1, having a catheter hub attached thereto, wherein: an extrusion notch (16) is formed in one side of the rotating ring (14), and the extrusion notch (16) is matched with the plurality of arc-shaped pressing plates (12).

7. A venous intraluminal radio frequency closure catheter as claimed in claim 1, having a catheter hub attached thereto, wherein: one end of the radio frequency cavity inner closed catheter main body (1) is provided with a tube head (2), the radio frequency cavity inner closed catheter main body (1) is provided with an operation pressing block (3), and one side of the radio frequency cavity inner closed catheter main body (1) is connected with an insert (4).