CN219022654U

CN219022654U - Disposable extension tube

Info

Publication number: CN219022654U
Application number: CN202223227683.3U
Authority: CN
Inventors: 黄政坤; 韩艳敏; 施海明; 苏海丰; 程颖
Original assignee: Jiangsu Institute of Nuclear Medicine
Current assignee: Jiangsu Institute of Nuclear Medicine
Priority date: 2022-12-02
Filing date: 2022-12-02
Publication date: 2023-05-16
Anticipated expiration: 2032-12-02

Abstract

The utility model discloses a disposable extension tube, which comprises a long tube body, wherein one end of the long tube body is provided with a first screw cap end which is connected with an indwelling needle and provided with a cap, the other end of the long tube body is provided with a main screw cap end, one end of the main screw cap end is in threaded connection with an auxiliary screw cap end, the outer ends of the auxiliary screw cap ends are respectively connected with three soft tubes, one ends of the three soft tubes are respectively connected with a one-way valve, a heparin cap and a second screw cap, a tube clamp is sleeved on the soft tubes connected with the heparin cap in a sliding manner, and tube clamps are respectively arranged on the soft tubes connected with the heparin cap and the second screw cap.

Description

Disposable extension tube

Technical Field

The utility model relates to the field of medical equipment, in particular to a disposable extension tube.

Background

In the operation, often can use disposable extension pipe for inject multiple medicine for the patient, and current disposable extension pipe adopts tee bend structure coupling hose to carry out the injection of multiple liquid medicine generally, but tee bend structure has the risk of wrong direction of twisting, and the pipeline is longer moreover, takes place the winding easily.

Disclosure of Invention

In order to solve the technical problems, the utility model provides the following technical scheme:

the utility model relates to a disposable extension tube which comprises a long tube body, wherein one end of the long tube body is provided with a first screw cap end which is connected with an indwelling needle and provided with a cap, the other end of the long tube body is provided with a main screw cap end, one end of the main screw cap end is in threaded connection with an auxiliary screw cap end, the outer ends of the auxiliary screw cap ends are respectively connected with three soft tubes, one ends of the three soft tubes are respectively connected with a one-way valve, a heparin cap and a second screw cap, the soft tubes connected with the heparin cap are sleeved with tube clamps in a sliding manner, and the soft tubes respectively connected with the heparin cap and the second screw cap are provided with tube clamps.

Further, the pipe clamp consists of a sleeve and clamping plates fixedly arranged on two sides of the sleeve.

Further, the sleeve is tightly expanded with the soft catheter.

Further, the clamping plate is made of plastic materials.

Furthermore, the long pipe body is also provided with a pipe clamp.

Compared with the prior art, the utility model has the following beneficial effects: according to the disposable extension tube, the three-way valve structure is replaced by three soft catheters, one end of each soft catheter is connected with a one-way valve, and blood and fluid infusion backflow is avoided; and the three-way valve can be integrally taken down until the operation is finished, so that errors are avoided, the cost is saved, and the problem that the three-way valve is easy to twist in wrong direction is solved.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of the structure of a disposable extension tube of the present utility model;

fig. 2 is a schematic structural view of a pipe strap.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-2, a disposable extension tube comprises a first rotary cap end 1 which is connected with an indwelling needle and provided with a cap is arranged at one end of a long tube body 2 and is used for connecting the indwelling needle, a main rotary cap end 3 is arranged at the other end of the long tube body, an auxiliary rotary cap end 4 is connected with one end of the main rotary cap end 3 in a threaded manner, three soft tubes 5 are respectively connected with the outer ends of the auxiliary rotary cap end 4, one ends of the three soft tubes 5 are respectively connected with a one-way valve 6, a heparin cap 7 and a second rotary cap 9, the one-way valve is used for preventing blood and fluid infusion from flowing back, the heparin cap 7 is used for connecting a pumping medicine, a tube clamp 8 is arranged on the soft tubes 5 connected with the heparin cap 7 in a sliding manner and is used for clamping and fixing other soft tubes 5, a tube clamp 10 is arranged on the soft tubes 5 connected with the heparin cap 7 and the second rotary cap 9 respectively and is used for controlling on-off of the long tube body 2 and the soft tubes 5.

Wherein, the pipe clamp 8 is composed of a sleeve 801 and clamping plates 802 fixedly arranged at two sides of the sleeve, and the soft catheter 5 can be clamped in the clamping plates 802.

Wherein, sleeve 801 and flexible conduit 5 are tightened, so that sleeve 801 is sleeved on flexible conduit 5 and has a certain resistance to prevent self-sliding.

Wherein, cardboard 802 is made by plastic material, is convenient for open with flexible pipe 5 card fixed.

The long pipe body 2 is also provided with a pipe clamp 10 for controlling the on-off of the long pipe body 2.

The disposable extension tube is characterized in that the one-way valve 6 is connected with the fluid infusion device to prevent blood or fluid infusion from flowing back when the disposable extension tube specifically works; the first cap-rotating end 1 is connected with the indwelling needle, the heparin cap 7 is connected with the drug injector of the microinjection pump, the second cap-rotating end 9 is connected with the infusion apparatus, and the other two soft catheters 5 are clamped on the pipe clamp 8, so that the three soft catheters 5 are prevented from being wound in disorder.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a disposable extension tube, including long tubular body (2), its characterized in that, the one end of long tubular body (2) is equipped with and connects detained the needle and have first cap end (1) soon of cap, the other end is equipped with main cap end (3) soon, main cap end (3) one end threaded connection has vice cap end (4) soon, the outer end of vice cap end (4) soon is connected with three soft catheter (5) respectively, the one end of three soft catheter (5) is connected with check valve (6) respectively, heparin cap (7) and second cap (9) soon, the slip cap is equipped with pipe strap (8) on soft catheter (5) that are connected with heparin cap (7), and all be equipped with pipe clamp (10) on soft catheter (5) that are connected with heparin cap (7) and second cap (9) soon respectively.

2. A disposable extension tube according to claim 1, characterized in that the tube clamp (8) consists of a sleeve (801) and clamping plates (802) fixedly arranged on both sides thereof.

3. A disposable extension tube according to claim 2, wherein the sleeve (801) is tensioned with the flexible catheter (5).

4. A disposable extension tube according to claim 2, wherein the clamping plate (802) is made of plastic material.

5. A disposable extension tube according to claim 1, characterized in that the tube body (2) is also provided with a tube clamp (10).