CN210844581U - A rectal balloon catheter - Google Patents

Abstract

The utility model discloses a rectum sacculus pipe, include: the outer tube with locate the inside inner tube of outer tube, the inside of inner tube forms air guide channel, and the regional liquid channel of annotating that forms between inner tube and the outer tube has seted up a plurality of liquid holes on the pipe wall of the front end of outer tube, and the front end of outer tube has inlayed elastic airbag, the front end and the elastic airbag intercommunication of inner tube, the rear end of outer tube is the feed liquor end, the rear end of outer tube still is equipped with the breather pipe branch pipe, the rear end and the breather pipe branch pipe intercommunication of inner tube. The utility model provides a rectum sacculus pipe front end is provided with elastic airbag, can fill into gas in to elastic airbag according to the patient's state of an illness needs and make it sufficient, make elastic airbag inflation and with rectum inner wall in close contact with to can prevent the enema of pouring to flow, prevent the weeping, improve treatment, seted up a plurality of liquid holes on the front end pipe wall of outer tube, and the diameter of every liquid hole is great, can prevent that liquid hole from blockking up, thereby guarantee in the intestinal of pouring that enema is smooth.

Description

A rectal balloon catheter

technical field

The utility model relates to the technical field of medical appliances, in particular to a rectal balloon catheter.

Background technique

Enema is a treatment method that uses an enema catheter to perfuse liquid or drugs into the colon from the anus through the rectum to achieve laxative and exhausting. Intestinal tension, improve blood circulation, promote the recovery of intestinal inflammatory response, and create conditions for surgery or inspection; the enema bags, anal canals and other enema devices used for enema in the prior art have the following problems: 1. When using the existing enema device for enema It is difficult for the peripheral wall of the catheter to be completely anastomosed with the anal orifice, especially for patients with nerve injury or elderly patients who have anal sphincter relaxation and cannot self-control defecation. , there will also be many problems such as feces and pollution, which will lead to damage to the patient's self-esteem and bring inconvenience to diagnosis and treatment; 2. The front-end liquid outlet of the existing enema device is few and small, which is easily blocked by feces, making the enema operation difficult. thereby affecting the treatment effect.

Utility model content

The purpose of the utility model is to overcome the deficiencies of the prior art and provide a rectal balloon catheter which can prevent the overflow of enema liquid and fecal water and is not easy to block.

In order to achieve the above purpose, the present invention provides a rectal balloon catheter, comprising: an outer tube and an inner tube arranged inside the outer tube, an air guide channel is formed inside the inner tube, the inner tube and the inner tube are The area between the outer tubes forms a liquid injection channel;

The pipe wall of the front end of the outer pipe is provided with a plurality of liquid outlet holes, and the front end of the outer pipe is embedded with an elastic air bag, and the front end of the inner pipe is communicated with the elastic air bag;

The rear end of the outer pipe is the liquid inlet end, the rear end of the outer pipe is further provided with a vent pipe branch pipe, and the rear end of the inner pipe is communicated with the vent pipe branch pipe.

As a preferred solution, the vent pipe branch pipe is connected to the rear end of the inner pipe through the side wall of the rear end of the outer pipe.

As a preferred solution, the rear end of the outer pipe and the branch pipe of the ventilation pipe are in a trumpet shape.

As a preferred solution, the inner wall of the front end of the outer tube is provided with a block that prevents the elastic airbag from entering the interior of the outer tube.

As a preferred solution, the inner side surface of the block is arc-shaped.

As a preferred solution, the elastic airbag is spherical or elliptical.

As a preferred solution, the radius of the liquid outlet hole is 0.1-0.2 cm.

As a preferred solution, the length of the outer tube is 15-18 cm, and the inner diameter of the outer tube is 1-1.5 cm.

As a preferred solution, the inner diameter of the inner tube is 0.2-0.3 cm.

Compared with the prior art, the beneficial effects of the present utility model are:

1. The front end of the rectal balloon catheter proposed by the present utility model is provided with an elastic air bag. For patients with nerve damage and patients whose anal sphincter relaxation cannot be controlled automatically, the elastic air bag can be filled with gas according to the patient's condition, so that the elastic air bag can be filled. It expands and is in close contact with the inner wall of the rectum, thereby preventing the outflow of the injected enema fluid and preventing fluid leakage. After the treatment time is reached, the gas in the elastic airbag is discharged, and the enema fluid and excrement can be discharged, so as to control the enema fluid in the intestines. Intra-tracheal residence time to improve the therapeutic effect;

2. The front end wall of the outer tube of the rectal balloon catheter proposed by the utility model is provided with a plurality of liquid outlet holes, and the diameter of each liquid outlet port is relatively large, which can prevent the liquid outlet holes from being blocked, thereby ensuring the smooth flow of the enema solution. into the intestine;

3. The rear end of the outer tube and the branch tube of the ventilation tube are in the shape of a horn, which is convenient for connecting a glycerin syringe or drainage bag or an external inflatable device.

4. The inner wall of the front end of the outer tube is provided with a stopper, and the inner side of the stopper is arc-shaped, so that the contact area between the stopper and the elastic airbag is large, and the resistance is large, which can better prevent the elastic airbag from entering the inside of the outer tube.

5. The elastic balloon is spherical or elliptical, which is convenient for the rectal balloon catheter to be inserted into the patient's intestine, and can also prevent the end from hurting other tissues and improve safety;

6. The rectal balloon catheter can prevent dirt such as feces and water from flowing out to contaminate sheets and clothes, protect the patient's self-esteem, and improve the patient's satisfaction with the medical staff.

Description of drawings

Fig. 1 is the structural representation of a kind of rectal balloon catheter in the embodiment of the present utility model;

FIG. 2 is an enlarged schematic view of part A of a rectal balloon catheter in FIG. 1 .

FIG. 3 is a schematic structural diagram of the elastic airbag in an inflated state.

In the figure, 1, the outer tube; 2, the inner tube; 3, the liquid outlet; 4, the elastic air bag; 5, the block; 6, the vent pipe branch.

Detailed ways

The specific embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings and embodiments. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "top", "bottom", "front", "rear" and the like indicate the orientation or The positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation , so it cannot be construed as a limitation of the present invention. It should be understood that the terms "first", "second", etc. are used to describe various information in the present invention, but the information should not be limited to these terms, and these terms are only used to distinguish the same type of information from each other. For example, "first" information may also be referred to as "second" information, and similarly, "second" information may also be referred to as "first" information without departing from the scope of the present invention.

As shown in Figures 1 to 3, a preferred embodiment of the present invention proposes a rectal balloon catheter, comprising: an outer tube 1 and an inner tube 2 arranged inside the outer tube 1, and an air guide channel is formed inside the inner tube 2, The area between the inner tube 2 and the outer tube 1 forms a liquid injection channel;

The wall of the front end of the outer tube 1 is provided with a plurality of liquid outlet holes 3, which can prevent the liquid outlet holes 3 from being blocked, thereby ensuring the smoothness of the colon washing solution;

And the front end of the outer tube 1 is embedded with an elastic airbag 4, and the front end of the inner tube 2 is communicated with the elastic airbag 4; the rear end of the outer tube 1 is the liquid inlet end,

The rear end of the outer pipe 1 is also provided with a vent pipe branch pipe 6 , and the rear end of the inner pipe 2 is communicated with the vent pipe branch pipe 6 . The vent pipe branch pipe 6 is connected to the rear end of the inner pipe 2 through the side wall of the rear end of the outer pipe 1 .

For patients with nerve damage and patients whose anal sphincter relaxation cannot be controlled by themselves, the elastic airbag 4 can be filled with gas according to the patient's condition, so that the elastic airbag 4 is inflated and in close contact with the inner wall of the rectum, thereby preventing the injected enema The liquid flows out to prevent liquid leakage. After the treatment time is reached, the gas in the elastic airbag 4 is discharged, and the enema liquid and excrement can be discharged, so that the residence time of the enema liquid in the intestine can be controlled, and the treatment effect can be improved;

The rear end of the outer tube 1 and the branch tube 6 of the ventilation tube are in the shape of a horn, which is convenient for external connection of a glycerin syringe or drainage bag or an external inflatable device.

The inner wall of the front end of the outer tube 1 is provided with a stopper 5 to prevent the elastic airbag 4 from entering the interior of the outer tube 1. The inner side of the stopper 5 is arc-shaped, so that the contact area between the stopper 5 and the elastic airbag 4 is large, and the resistance is large. It is better to prevent the elastic airbag 4 from entering the inside of the outer tube 1 .

The elastic balloon 4 is spherical or elliptical, which makes it easier for the rectal balloon catheter to be inserted into the patient's intestine and relieves the patient's pain;

In this embodiment, the radius of the liquid outlet hole 3 is 0.1 cm; the length of the outer tube 1 is 15 cm; the inner diameter of the outer tube 1 is 1 cm; and the inner diameter of the inner tube 2 is 0.2 cm.

Instructions for use:

When using, the medical staff first connects the rear end of the outer tube 1 with a glycerol syringe or a drainage bag, and connects the rear end of the inner tube 2 with an inflatable device, then lubricates the rectal balloon catheter and inserts it into the patient's rectum. Filling the enema solution, according to the needs of the patient's condition, the inner tube 2 can be filled with gas into the elastic airbag 4, so that the elastic airbag 4 is inflated, and the elastic airbag 4 is inflated and is in close contact with the inner wall of the rectum, thereby preventing the enema solution from overflowing and achieving better performance. good therapeutic effect.

The above are only the preferred embodiments of the present invention. It should be pointed out that for those skilled in the art, without departing from the technical principles of the present invention, several improvements and replacements can be made. These improvements and replacements It should also be regarded as the protection scope of the present invention.

Claims (9)

1. a rectal balloon catheter, is characterized in that, comprises: outer tube and the inner tube that is arranged in described outer tube interior, the interior of described inner tube forms air guide channel, and described inner tube and described outer tube are between. The area between them forms an injection channel; The pipe wall of the front end of the outer pipe is provided with a plurality of liquid outlet holes, and the front end of the outer pipe is embedded with an elastic air bag, and the front end of the inner pipe is communicated with the elastic air bag; The rear end of the outer pipe is the liquid inlet end, the rear end of the outer pipe is further provided with a vent pipe branch pipe, and the rear end of the inner pipe is communicated with the vent pipe branch pipe. 2 . The rectal balloon catheter according to claim 1 , wherein the ventilation tube branch tube is connected to the rear end of the inner tube through the side wall of the rear end of the outer tube. 3 . 3 . The rectal balloon catheter according to claim 2 , wherein the rear end of the outer tube and the ventilation tube branch tube are trumpet-shaped. 4 . 4 . The rectal balloon catheter according to claim 1 , wherein the inner wall of the front end of the outer tube is provided with a block that prevents the elastic balloon from entering the interior of the outer tube. 5 . 5 . The rectal balloon catheter according to claim 4 , wherein the inner side of the stopper is arc-shaped. 6 . 6 . The rectal balloon catheter according to claim 1 , wherein the elastic balloon is spherical or ellipsoidal. 7 . 7 . The rectal balloon catheter according to claim 1 , wherein the radius of the outlet hole is 0.1-0.2 cm. 8 . 8 . The rectal balloon catheter according to claim 1 , wherein the length of the outer tube is 15-18 cm, and the inner diameter of the outer tube is 1-1.5 cm. 9 . 9 . The rectal balloon catheter according to claim 1 , wherein the inner diameter of the inner tube is 0.2-0.3 cm. 10 .

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