CN219208717U

CN219208717U - Catheter flow regulator and drainage bag

Info

Publication number: CN219208717U
Application number: CN202221646433.0U
Authority: CN
Inventors: 史晶晶; 王梓恒
Original assignee: Zhejiang University ZJU
Current assignee: Zhejiang University ZJU
Priority date: 2022-06-29
Filing date: 2022-06-29
Publication date: 2023-06-20
Anticipated expiration: 2032-06-29

Abstract

A catheter flow regulator and drainage bag, a drainage catheter assembled on a catheter flow regulator body, comprising: the conduit flow regulator comprises a conduit flow regulator body (10) provided with a plurality of through flow regulating holes with different sizes; the flow guide groove is a through groove, and penetrates through the flow regulating holes. The utility model can intuitively regulate the drainage liquid according to the flow regulating hole, and avoid the infection of patients caused by the backflow of the drainage liquid due to misoperation.

Description

Catheter flow regulator and drainage bag

Technical Field

The utility model belongs to the field of medical instruments, and particularly relates to a catheter flow regulator and a drainage bag.

Background

Drainage bags are one of the most common medical devices in hospitals.

Drainage bags are commonly used for urine collection by incontinent patients, surgical comatose patients and mobility impaired persons or for collection of wound drainage in combination with other instruments. The main structure of the drainage catheter comprises a catheter joint, a drainage catheter, a catheter flow regulator, an anti-reflux valve and a hanging belt. Roller catheter flow regulators are currently in common use to regulate flow rate. In the diversion process, because the diversion time of the patient is longer, once the drainage bag is full, the caretaker is not in time to care and the family members need to adjust the flow of the drainage liquid by the catheter flow regulator in advance. The daily catheter flow regulator is regulated in a roller rolling mode, and the trapped operation direction cannot be determined during use. Family members often have the possibility of causing cross infection due to drainage backflow, and further the pain of patients is aggravated.

Disclosure of Invention

The utility model aims to provide a catheter flow regulator and a drainage bag, which can effectively prevent the technical problem of misoperation caused by incapability of determining the interception direction.

In order to achieve the above purpose, the specific technical scheme of the catheter flow regulator and the drainage bag of the utility model is as follows: a conduit flow regulator comprising: the catheter flow regulator body is provided with a diversion trench which is clamped with the drainage catheter; the flow guide groove is provided with a plurality of flow regulating holes; when the drainage catheter is pushed into the flow regulating holes, the flow regulating holes clamp or loosen the drainage catheter to regulate and control the flow of the drainage catheter.

Furthermore, the connecting end of the flow regulating hole and the diversion trench is funnel-shaped, so that the drainage catheter is conveniently pushed into the diversion trench.

Further, the number of the flow regulating holes is 1, the flow regulating holes are positioned at one end of the diversion trench, the diameter of the flow regulating holes is larger than that of the diversion catheter, so that the diversion catheter is opened, and the diversion liquid is discharged; the width of the diversion trench is the same as that of the two walls of the drainage catheter, so that the drainage catheter is closed, and drainage liquid is stored again.

Further, the number of the flow rate adjusting holes is 3, and the diameters of the 3 flow rate adjusting holes are sequentially increased or decreased.

Further, the 3 flow regulating holes are uniformly distributed along the axial direction, wherein the first flow regulating hole is positioned at the left end of the diversion trench, the diameter of the first flow regulating hole is larger than that of the diversion catheter, and when the first flow regulating hole is positioned at the position, the diversion catheter is opened to discharge diversion liquid; the second flow regulating hole is positioned in the middle, the diameter of the second flow regulating hole is 3/4 of that of the drainage catheter, and when the second flow regulating hole is positioned at the position, the opening of the drainage catheter is 75%, and drainage liquid is discharged; the third flow regulating hole is positioned on the right, the diameter of the third flow regulating hole is 1/2 of that of the drainage catheter, the opening of the drainage catheter is 50%, and drainage liquid is discharged; the width of the diversion trench is the same as that of the two walls of the drainage catheter, the diversion trench clamps the drainage catheter, and when the diversion catheter is in the position, the diversion catheter is closed, and drainage liquid is stored again.

Further, the conduit flow regulator body is sheet-shaped, and the flow regulating hole is square, round or oval.

Further, the conduit flow regulator body is made of plastic.

The utility model also provides a drainage bag, which comprises a catheter connector, a drainage bag body, a drainage catheter and the catheter flow regulator, wherein the catheter connector is matched with the upper end of the drainage bag, the catheter flow regulator is assembled on the drainage catheter, and the drainage catheter is assembled at the lower end of the drainage bag.

Further, the drainage catheter is made of soft polyvinyl chloride or polyolefin thermoplastic elastomer.

The catheter flow regulator and the drainage bag have the following advantages:

1. the user can intuitively adjust drainage liquid according to the flow adjusting hole, and the drainage liquid backflow caused by misoperation is avoided to cause the infection of a patient.

2. The connecting end of the diversion trench is funnel-shaped, so that the drainage catheter is conveniently pushed into the diversion trench.

3. According to actual service conditions, a user can push the drainage catheter to the flow regulating hole to achieve different interception purposes, and push the drainage catheter to the diversion trench to achieve complete interception.

Drawings

FIG. 1 is a schematic view of the overall assembly structure of the drainage bag of the present utility model;

FIG. 2 is a schematic view of the overall assembly structure 1 according to a first embodiment of the present utility model;

FIG. 3 is a schematic view of the overall assembly structure of the first embodiment of the present utility model 2;

FIG. 4 is a perspective view of the conduit flow regulator of FIG. 2 of the present utility model;

FIG. 5 is a perspective view of the conduit flow regulator of FIG. 2 of the present utility model;

FIG. 6 is a perspective view of a conduit flow regulator of a second embodiment of the present utility model in FIG. 1;

FIG. 7 is a perspective view of a conduit flow regulator according to a second embodiment of the present utility model in FIG. 2;

the figure indicates: 1. a flow regulator body 10; 2. a drainage catheter 20; 3. a diversion trench 11; 4. a flow regulating hole 111.

Detailed Description

For a better understanding of the objects, structure and function of the present utility model, a catheter flow regulator and a drainage bag according to the present utility model will be described in further detail with reference to the accompanying drawings.

Example 1:

as shown in fig. 1 to 5, a catheter flow regulator of the present utility model includes: the catheter flow regulator body 10, offer the guiding gutter 11 of the said drainage catheter 20 of joint on the said catheter flow regulator body 10; the diversion trench 11 is provided with a plurality of flow regulating 111 holes; when the drainage catheter 20 is pushed into the flow regulating holes 111, the flow regulating holes 111 clamp or unclamp the drainage catheter to regulate and control the flow of the drainage catheter.

The drainage tube 20 is perpendicular to the diversion trench 11, and the diversion trench 11 clamps the drainage tube 20 to be completely closed.

The number of the flow regulating holes is 1, the flow regulating holes are positioned at one end of the diversion trench, the diameter of the flow regulating holes is larger than that of the drainage catheter, and when the drainage catheter 20 is pushed into the position, the drainage catheter 20 is completely opened to discharge drainage liquid; the width of the diversion trench is the same as that of the two walls of the drainage catheter, and when the drainage catheter is pushed into the position, the drainage catheter is completely closed and the drainage liquid is stored again.

The flow regulating hole 111 is located at one end of the flow guiding groove 11, the connection end of the flow regulating hole and the flow guiding groove 11 is funnel-shaped, and has a structure with two wide ends and a narrow middle, so that the drainage catheter 20 is conveniently pushed into the flow guiding groove 11.

Example 2:

as shown in fig. 6 to 7, this embodiment differs from embodiment 1 in that: the number of the flow rate adjusting holes 111 is 3, and the diameters of the 3 flow rate adjusting holes 111 are sequentially reduced.

The 3 flow regulating holes are uniformly distributed along the axial direction, wherein the first flow regulating hole is positioned at the left end of the diversion trench 11, the width of the first flow regulating hole is larger than that of the drainage catheter 20, and when the drainage catheter is pushed into the position, the drainage catheter is opened to discharge drainage liquid; the second flow regulating hole is positioned in the middle, the diameter of the second flow regulating hole is 3/4 of that of the drainage catheter 20, when the drainage catheter is pushed into the position, the opening of the drainage catheter is 75%, and drainage liquid is discharged; the third flow regulating hole is positioned on the right, the diameter of the third flow regulating hole is 1/2 of that of the drainage catheter 20, the diameter of the diversion trench 11 is the same as that of the two outer walls of the drainage catheter 20, and when the drainage catheter 20 is pushed into the position, the drainage catheter is completely closed, and drainage liquid is stored again.

Example 3:

this embodiment differs from embodiment 2 in that: the number of the flow rate adjusting holes 111 is 3, and the diameters of the 3 flow rate adjusting holes 111 are sequentially increased.

Meanwhile, the utility model also provides a drainage bag with the catheter flow regulator, which comprises a catheter connector, a drainage bag body, a drainage catheter and the catheter flow regulator, wherein the catheter connector is matched with the upper end of the drainage bag, the catheter flow regulator is assembled on the drainage catheter, and the drainage catheter is assembled at the lower end of the drainage bag. When in use, the protective sleeve (if the protective sleeve is arranged) of the catheter joint is pulled out, and the spiral port joint is connected with the drainage tube led out from the body. After the body fluid is discharged and stored in the bag body: the catheter flow regulator is opened to the position of the first flow regulating hole to remove drainage liquid; and opening the catheter flow regulator to the position of the diversion trench, and re-storing the diversion liquid.

It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. A catheter flow regulator, a drainage catheter being fitted to a catheter flow regulator body (10), characterized by comprising:

a conduit flow regulator body (10), wherein the conduit flow regulator body (10) is provided with a plurality of through flow regulating holes (111) with different sizes;

the flow guide grooves (11) are through grooves, the flow guide grooves penetrate through a plurality of through flow adjusting holes (111), and the connecting ends of the flow adjusting holes (111) and the flow guide grooves (11) are funnel-shaped;

the number of the flow rate regulating holes (111) is 3, and the diameters of the 3 flow rate regulating holes (111) are sequentially increased or decreased.

2. Catheter flow regulator according to claim 1, characterized in that 3 flow regulating holes are evenly distributed in axial direction, wherein the first flow regulating hole is located at the left end of the flow guiding groove (11) and has a diameter larger than the drainage catheter (20); the second flow regulating hole is positioned in the middle and has a diameter which is 3/4 of that of the drainage catheter (20); the third flow regulating hole is positioned on the right, the diameter of the third flow regulating hole is 1/2 of that of the drainage catheter (20), and the width of the diversion trench (11) is the same as that of the two walls of the drainage catheter (20).

3. Catheter flow regulator according to claim 1, characterized in that the catheter flow regulator body (10) is sheet-like, the flow regulating orifice being square or circular or oval.

4. A conduit flow regulator according to claim 1, characterized in that the conduit flow regulator body (10) is of plastic material.

5. A drainage bag, characterized by comprising a catheter connector, a drainage bag body, a drainage catheter and the catheter flow regulator of any one of claims 1-4, wherein the catheter connector is arranged at the upper end of the drainage bag, the catheter flow regulator is arranged on the drainage catheter, and the drainage catheter is arranged at the lower end of the drainage bag.