CN219941394U - Extension type connecting pipe device - Google Patents

Abstract

The utility model discloses an extension type connecting pipe device, which comprises an outer joint, an extension pipe, a three-way joint, an adjusting pipe and a drainage joint; the three-way connector is provided with a first interface, a second interface and a third interface, the first interface of the three-way connector is communicated with one end part of the extension pipe, the second interface of the three-way connector is communicated with one end of the adjusting pipe, and the third interface of the three-way connector is suitable for supplying flushing liquid or liquid medicine; the other end of the extension tube is communicated with the outer joint, and ribs extend inwards on the inner wall of the tube cavity of the extension tube so as to prevent the tube cavity from being blocked when the extension tube is bent; the other end of the adjusting pipe is communicated with the drainage joint. The utility model not only has the functions of flushing, drug administration and drainage, but also enlarges the operation and use space, can drain under the condition of bending, and can not cause drainage failure due to drainage blockage.

Description

Extension type connecting pipe device

Technical Field

The utility model relates to an extension type connecting pipe device, and belongs to the technical field of medical appliances.

Background

Currently, drainage procedures are a common clinical technique in the medical field for removing abnormal fluid, gas or other liquids from the body to maintain vital signs of the patient and promote recovery. Drainage procedures are widely used in different medical fields including surgery, wound rescue, intensive care and rehabilitation.

The drainage tube is a commonly used tool in drainage operation and has the function of guiding liquid. The drain tube is typically connected to a drain bag or other liquid collector for collecting the removed liquid. The design and function of the drainage tube is critical to the success and effectiveness of the drainage operation.

However, there are problems with existing drainage procedures. First, the connection between the drain tube and the connector may be weak, resulting in drainage leakage and connection failure. Second, chinese patent publication No. CN202920820U, for example, discloses a drainage and irrigation anti-reverse connection device, which includes a catheter body. During use, the catheter may bend or be affected by external forces, resulting in lumen blockage, drainage failure, affecting drainage and increasing patient discomfort. In addition, the traditional catheter is relatively short, and the traditional catheter is directly connected with the drainage bag, so that the placement space of the drainage bag can be limited, and the activities such as moving and walking of a patient can be limited.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art, and provides an extension type connecting pipe device which not only has the functions of flushing, drug administration and drainage, but also enlarges the operation and use space, can drain under the condition of bending, and can not cause drainage failure due to drainage blockage.

In order to solve the technical problems, the technical scheme of the utility model is as follows: an extension type connecting pipe device comprises an outer joint, an extension pipe, a three-way joint, an adjusting pipe and a drainage joint; wherein,,

the three-way joint is provided with a first interface, a second interface and a third interface, the first interface of the three-way joint is communicated with one end part of the extension pipe, the second interface of the three-way joint is communicated with one end of the regulating pipe, and the third interface of the three-way joint is suitable for supplying flushing liquid or liquid medicine;

the other end of the extension tube is communicated with the outer joint, and ribs extend inwards on the inner wall of the tube cavity of the extension tube so as to prevent the tube cavity from being blocked when the extension tube is bent;

the other end of the adjusting pipe is communicated with the drainage joint.

Further, in order to ensure the stability of connection, drainage leakage does not occur, and the outer connector is a luer connector.

Further, the luer connector is provided with an inserting port, and one end part of the extension tube is tightly inserted in the inserting port.

Further, in order to prevent lumen blockage when the extension tube is bent, the ribs are provided at least two along the circumference of the lumen of the extension tube, and the ribs extend inward in the radial direction of the extension tube.

Further, the inner ends of the ribs do not contact each other.

Further, the ribs extend from one end to the other end of the extension pipe in the axial direction of the extension pipe.

Further, the cross section of the rib is gradually contracted inwards.

Further, in order to ensure that the outflow phenomenon of liquid does not occur when flushing and dosing is performed, the regulating tube can be closed at any time, the drainage bag is convenient to replace, and the extension type connecting tube device further comprises a flow regulator, wherein the flow regulator is connected to the regulating tube.

Further, in order to fully meet the purpose of connecting different drainage bags with pagoda joint structures, the drainage joint is provided with an external connection interface which is a horn mouth.

Further, a plurality of annular protrusions are arranged on the inner wall of the bell mouth.

By adopting the technical scheme, the utility model has the following beneficial effects:

1. in the utility model, the third interface of the three-way joint can be used for inputting flushing liquid or liquid medicine, so that the local wound flushing or drug administration can be conveniently carried out on the drainage part, and meanwhile, the drainage joint can be externally connected with a liquid collector such as a drainage bag, and the structure design ensures that the device has flushing, drug administration and drainage functions;

2. in order to prevent the tube cavity from blocking when the extension tube is bent, the utility model extends the rib inwards on the inner wall of the tube cavity of the extension tube. Therefore, under the condition that the extension tube is bent, the inside of the drainage tube is still circulated, the drainage can be smoothly conducted, the phenomenon that drainage fails due to drainage blockage is avoided, and the reliability of the extension tube is ensured.

3. This patent has enlarged operation usage space through increasing the length of extension pipe. The operation use space can be fully enlarged, the clinical requirement is more closed, and the comfort level and convenience of patients are improved.

4. The flow regulator in this patent is connected on the governing pipe, can ensure can not appear liquid outflow phenomenon when washing, dosing, can close the governing pipe at any time simultaneously, is convenient for change drainage bag. The design is convenient for the medical staff to operate, and improves the safety and efficiency of the drainage process.

Drawings

FIG. 1 is a perspective view of an extension type connection tube apparatus of the present utility model;

FIG. 2 is a schematic view of an elongated connecting tube apparatus according to the present utility model;

fig. 3 is a cross-sectional view A-A in fig. 2.

Detailed Description

In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments that are illustrated in the appended drawings.

As shown in fig. 1 to 3, an extension type connection pipe device includes an outer joint 10, an extension pipe 20, a three-way joint 30, an adjusting pipe 40, and a drainage joint 50; wherein,,

the three-way joint 30 is provided with a first interface, a second interface and a third interface, the first interface of the three-way joint 30 is communicated with one end of the extension pipe 20, the second interface of the three-way joint 30 is communicated with one end of the adjusting pipe 40, and the third interface of the three-way joint 30 is suitable for supplying flushing liquid or liquid medicine;

the other end of the extension tube 20 is communicated with an external joint, and ribs 21 are inwards extended on the inner wall of the tube cavity of the extension tube 20 so as to prevent the tube cavity from being blocked when the extension tube 20 is bent;

the other end of the regulator tube 40 communicates with a drain fitting 50.

In this embodiment, by adding the extension tube 20, the operation space can be sufficiently enlarged, which is more close to clinical requirements.

In particular, as shown in fig. 1-2, the outer fitting 10 may be a luer fitting in particular.

Specifically, as shown in fig. 1-2, the luer fitting is provided with a socket into which one end of the extension tube 20 is tightly fitted. In this embodiment, the luer connector can be firmly connected with the extension tube 20 through the insertion port, no drainage leakage occurs, and no phenomena such as separation and fracture with the extension tube 20 occur in the use process.

Specifically, as shown in fig. 1 to 3, the ribs 21 are provided four in the circumferential direction of the lumen of the extension tube 20, and the ribs 21 extend inward in the radial direction of the extension tube 20. However, the number of ribs 21 is not limited to four, and may be set according to specific requirements.

In this embodiment, the ribs 21 are disposed on the inner wall of the lumen of the extension tube 20, so that the lumen of the extension tube 20 is still circulated when the extension tube is bent, and drainage can be performed as well, thereby avoiding drainage failure caused by drainage blockage.

In particular, as shown in fig. 1 to 3, the inner ends of the ribs 21 do not contact each other, so that the extension pipe 20 has a certain compression space.

Specifically, as shown in fig. 1 to 3, the ribs 21 extend from one end to the other end of the extension pipe 20 in the axial direction of the extension pipe 20.

Specifically, as shown in fig. 1 to 3, the ribs 21 have a cross section that gradually tapers inwardly.

In particular, as shown in fig. 1-2, the elongated connecting tube arrangement further comprises a flow regulator 41, the flow regulator 41 being connected to the regulator tube 40. By operating the flow regulator 41, the outflow phenomenon of liquid can be avoided during flushing and administration, and the regulating tube 40 can be closed at any time, so that the drainage bag can be replaced conveniently;

specifically, as shown in fig. 1-2, the drainage connector 50 has an external connection interface, which is a bell mouth; such a design allows the drain connector 50 to adequately accommodate different drain bags with pagoda connector structures.

Specifically, as shown in fig. 1-2, the inner wall of the bell mouth is provided with a plurality of annular protrusions, so that the bell mouth is well connected with the pagoda joint structure of the drainage bag, and the detachment phenomenon is avoided.

In this embodiment, the three-way connector 30 is specifically a needleless connector, and uses, for example, a syringe to perform local wound irrigation and drug administration on the drainage site through the third interface; when the internal drainage pipeline is blocked, the flow regulator 41 can be closed, physiological water is injected into the drainage pipeline by using a syringe and the like, the purpose of dredging the pipeline is achieved, the third interface of the needleless connector can be approximately of a one-way valve structure, and no backflow phenomenon can occur when liquid is injected.

The technical problems, technical solutions and advantageous effects solved by the present utility model have been further described in detail in the above-described embodiments, and it should be understood that the above-described embodiments are only illustrative of the present utility model and are not intended to limit the present utility model, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present utility model should be included in the scope of protection of the present utility model.

Claims (10)

1. An extension type connecting pipe device is characterized by comprising an outer joint (10), an extension pipe (20), a three-way joint (30), an adjusting pipe (40) and a drainage joint (50); wherein,,

the three-way joint (30) is provided with a first interface, a second interface and a third interface, the first interface of the three-way joint (30) is communicated with one end part of the extension pipe (20), the second interface of the three-way joint (30) is communicated with one end of the regulating pipe (40), and the third interface of the three-way joint (30) is suitable for supplying flushing liquid or liquid medicine;

the other end of the extension tube (20) is communicated with the outer joint (10), and ribs (21) are inwards extended on the inner wall of the tube cavity of the extension tube (20) so as to prevent the tube cavity from being blocked when the extension tube (20) is bent;

the other end of the adjusting pipe (40) is communicated with the drainage joint (50).

2. The extension-type connection pipe device according to claim 1, wherein,

the outer connector (10) is a luer connector.

3. The extension-type connection pipe device according to claim 2, wherein,

the luer connector is provided with a plug-in port, and one end part of the extension tube (20) is tightly plugged in the plug-in port.

4. The extension-type connection pipe device according to claim 1, wherein,

at least two ribs (21) are arranged along the circumference of the lumen of the extension tube (20), and the ribs (21) extend inwards along the radial direction of the extension tube (20).

5. The extension type connecting pipe device according to claim 4, wherein,

the inner ends of the ribs (21) do not contact each other.

6. The extension-type connection pipe device according to claim 1, wherein,

the ribs (21) extend from one end to the other end of the extension pipe (20) in the axial direction of the extension pipe (20).

7. The extension-type connection pipe device according to claim 1, wherein,

the cross section of the rib (21) is gradually contracted inwards.

8. The extension-type connection pipe device according to claim 1, wherein,

further comprises a flow regulator (41), wherein the flow regulator (41) is connected to the regulating pipe (40).

9. The extension-type connection pipe device according to claim 1, wherein,

the drainage connector (50) is provided with an external connection interface, and the external connection interface is a horn mouth.

10. The extension-type connection pipe device according to claim 9, wherein,

the inner wall of the bell mouth is provided with a plurality of annular protrusions.