CN221998457U - Anal negative pressure drainage device - Google Patents

Abstract

The utility model provides an anus negative pressure drainage device, which comprises a negative pressure structure with a container, a leading-in structure and an anti-skid structure, wherein the container is of a box-shaped structure, and the side wall of the container is of an elastic corrugated tubular structure; the leading-in structure is provided with a hose, and the first end of the hose is movably connected with the negative pressure structure; the anti-slip structure is arranged at the second end of the hose. According to the anus negative pressure drainage device, the anti-slip structure is arranged at one end of the hose, so that friction force is increased, the hose is not easy to discharge out of the body, the hose is ensured to be kept in the body for a long time, repeated taking out is avoided, and pain of a patient is effectively relieved.

Description

Anus negative pressure drainage device

Technical Field

The utility model relates to the field of medical equipment, in particular to an anus negative pressure drainage device.

Background

In some serious gastrointestinal diseases or gastrointestinal-intestinal anastomosis procedures, a large amount of watery stool is easily produced in the intestines, even causes fecal incontinence, and perianal pain is incontinent for patients. Clinically, anal drainage devices are commonly used to draw watery stool for treatment and rehabilitation. In the prior art, a negative pressure mode is mainly adopted, so that the thin watery stool is drained into the anal canal and then discharged out of the body, and for patients suffering from long-term incontinence, the thin watery stool can be effectively sucked by the negative pressure, the occurrence of incontinence dermatitis or skin damage on perianal skin is prevented, and perianal pain and abdominal distension of the patients are relieved.

In order to reduce the pain of a patient, the anal canal drainage hose can be reserved in the rectum of the patient, and long-term use is ensured by replacing the negative pressure drainage ball, but in the existing anal negative pressure drainage device, the friction force of the hose is insufficient and is easy to slide, and the hose is discharged out of the body under the influence of pressure and cannot be reserved for a long time.

Disclosure of utility model

In order to overcome the defects in the prior art, the utility model aims to provide an anus negative pressure drainage device so as to solve the technical problem of insufficient friction.

The utility model provides an anus negative pressure drainage device which is characterized by comprising a negative pressure structure, an introduction structure and an anti-skid structure, wherein the negative pressure structure is provided with a container, the container is of a box-shaped structure, and the side wall of the container is of an elastic corrugated tubular structure; the leading-in structure is provided with a hose, and the first end of the hose is movably connected with the negative pressure structure; the anti-slip structure is arranged at the second end of the hose.

Compared with the prior art, the utility model has the beneficial effects that:

according to the anus negative pressure drainage device, the anti-slip structure is arranged at one end of the hose, so that friction force is increased, the hose is not easy to discharge out of the body, the hose is ensured to be kept in the body for a long time, repeated taking out is avoided, and pain of a patient is effectively relieved.

Drawings

FIG. 1 is a schematic perspective view of an anal negative pressure drainage device of the present utility model;

FIG. 2 is a schematic cross-sectional view of the negative pressure structure shown in FIG. 1;

fig. 3 is a partial schematic view of a second embodiment of an anti-skid structure.

Detailed Description

The present utility model will be further described with reference to fig. 1 to 3 and the detailed description, wherein, on the premise of no conflict, new embodiments can be formed by any combination of the embodiments or technical features described below.

The present utility model provides an anal negative pressure drainage device 100 for drainage of body fluid in a cavity of a human body, which may be a natural cavity of the human body such as the inside of the stomach and intestine, and an indwelling cavity artificially indwelling in the human body. As shown in fig. 1, 2 and 3, the negative pressure anal drainage device 100 comprises a negative pressure structure 10, an introduction structure 30, an anti-slip structure 50 and a discharge structure 70.

The negative pressure structure 10 comprises a container 11, the container 11 being a box-like structure and its side walls 111 being flexible bellows-like structures. The container 11 may be a cylinder, a cone, a cube, or the like, and the structure thereof is not limited herein, and in this embodiment, is a cone structure; the negative pressure structure 10 further includes a restorer 13 disposed in the container 11, wherein two ends of the restorer are respectively abutted against two ends of the container 11, and the restorer 13 is used for assisting the container 11 to restore quickly after being pressed.

In this embodiment, the restorer 13 is a spring, and in other embodiments, the restorer 13 may be an elastic soft rubber or other structures with elastic potential energy, which can assist in restoring the container 11.

The two ends of the container 11 are respectively provided with a first mounting groove 113 and a second mounting groove 115 which are opposite, and the first mounting groove 113 and the second mounting groove 115 are matched and fixed together to the restorer 13.

The introduction structure 30 includes a hose 31, a connector 33, an introduction valve 35, and an introduction hole 37, the introduction valve 35 is provided to the hose 31, and the connector 33 is provided between the hose 31 and the container 11. The introducing valve 35 is arranged on the hose 31, can be adjusted in a movable position, and can control the switching of the communication state and the closing state of the hose 31 through manual adjustment; the connector 33 is provided between the hose 31 and the container 11, so as to facilitate the assembly and disassembly of the introduction structure 30 and the negative pressure structure 10. The first end of the hose 31 is movably connected with the negative pressure structure 10; the anti-slip structure 50 is provided at the second end of the hose 31.

The number of the introduction holes 37 is not limited, and may be one according to the requirement for the introduction efficiency, or two or more than two of the introduction holes may be arranged at intervals, and two are most preferable, so that the highest introduction efficiency is achieved. Optimally, the introducing hole 37 has an elliptical structure, the longest section is 8mm in size, the shortest section is 5mm in size, the error is within 1mm, and the size is favorable for introducing effusion in a patient and effectively reducing uncomfortable influence on the patient.

The delivery structure 70 includes a delivery pipe 71 and a delivery valve 73, wherein the delivery pipe 71 communicates with the container 11, and the delivery valve 73 is provided in the delivery pipe 71.

In the first embodiment, the anti-slip structure 50 is provided with a through hole (not shown), the second end of the hose 31 penetrates through the through hole and is fixedly connected with the anti-slip structure 50, the overall size of the anti-slip structure 50 is larger than that of the hose 31, so that the introducing structure 30 cannot easily slide in a human body, the introducing structure 30 is ensured to remain in the human body for a long time, and the container 11 can be detached each time the container 11 is cleaned.

In the second embodiment, the anti-slip structure 50 includes an air pipe 53, an anti-slip sleeve 55 and a ventilation valve 57, the anti-slip sleeve 55 is attached to the second end of the hose 31 and isolated from the interior of the hose 31, the air pipe 53 is attached to the hose 31, two ends of the air pipe are respectively communicated with the anti-slip sleeve 55 and the outside air, and the ventilation valve 57 is arranged on one side of the air pipe 53 communicated with the air.

When the anus negative pressure drainage device 100 is placed in a human body for the first time, the anti-slip cover 55 and the air pipe 53 are tightly attached to the hose 31, after the installation is completed, air is introduced into one end of the air pipe 53, the anti-slip cover 55 is made of elastic soft rubber material and is expanded to a certain size under the influence of external air pressure, and then the communication between the anti-slip cover 55 and the external air is cut off through the ventilation valve 57, so that the protection cover 55 is kept in an expanded state.

In other embodiments, the anti-slip structure 50 may be disposed at the second end of the hose 31 in a similar manner, where the shape of the anti-slip structure 50 is not limited, and may be configured in a sphere shape or an ellipsoid shape, and a plurality of spheres or ellipsoids may be disposed in series to increase friction.

According to the anus negative pressure drainage device 100, the anti-slip structure 50 is arranged at one end of the hose 31, so that friction force is increased, the hose 31 is not easy to be discharged out of the body, the hose 31 is ensured to be kept in the body for a long time, repeated taking out is avoided, and pain of a patient is effectively relieved.

The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.

Claims (10)

1. An anal negative pressure drainage device, comprising:

The negative pressure structure is provided with a container, the container is of a box-shaped structure, and the side wall of the container is of an elastic corrugated tubular structure;

The guide-in structure is provided with a hose, and the first end of the hose is movably connected with the negative pressure structure; and

And the anti-skid structure is arranged at the second end of the hose.

2. The anal negative pressure drainage device of claim 1 wherein the negative pressure structure further comprises a restorer disposed in the container and having two ends respectively abutting the two ends of the container.

3. The negative anal pressure drainage device according to claim 2 wherein the container is provided with a first mounting groove and a second mounting groove opposite to each other at both ends thereof, and the first mounting groove and the second mounting groove are cooperatively fixed with the restorer.

4. The negative anal pressure drainage device of claim 3 wherein the restorer is a spring or an elastic soft gel.

5. The anal negative pressure drainage device of claim 1 wherein the introduction structure further comprises an introduction valve provided to the hose and a connector provided between the hose and the container.

6. The negative anal pressure drainage device of claim 1 wherein the introduction structure further comprises an introduction hole provided at the second end of the hose and spaced apart from the anti-slip structure.

7. The negative anal pressure drainage device of claim 1 wherein the anti-slip structure is provided with a through hole, and the second end of the hose extends through the through hole and is fixedly connected with the anti-slip structure.

8. The negative anal pressure drainage device according to claim 1 wherein the anti-slip structure comprises an anti-slip sleeve and an air tube, the anti-slip sleeve is attached to the second end of the hose and isolated from the inside of the hose, the air tube is attached to the hose, and both ends of the air tube are respectively communicated with the anti-slip sleeve and the outside air.

9. The anal negative pressure drainage device of claim 8 wherein the anti-slip structure further comprises a vent valve provided on a side of the air tube in communication with air.

10. The anal negative pressure drainage device of claim 1 further comprising a drainage structure comprising a drainage tube in communication with the container and a drainage valve provided in the drainage tube.