CN210844581U

CN210844581U - Rectal balloon catheter

Info

Publication number: CN210844581U
Application number: CN201920923076.XU
Authority: CN
Inventors: 陈晓丹; 许轶; 林少玲; 赖建洋; 曾美霞
Original assignee: 陈晓丹
Current assignee: First Affiliated Hospital of Sun Yat Sen University
Priority date: 2019-06-18
Filing date: 2019-06-18
Publication date: 2020-06-26
Anticipated expiration: 2029-06-18

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

Rectal balloon catheter

Technical Field

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

Background

Enema method is to insert the colon from anus through rectum with the enema catheter and infuse liquid or medicine, in order to achieve the treatment method of relaxing the bowels and exhausting, can stimulate the intestinal peristalsis, soften, clear away excrement and urine, relieve obstruction, get rid of the intestinal pneumatosis, relieve abdominal distension, relieve intestinal canal tension, improve blood circulation, promote the inflammatory reaction of intestinal canal to resume, create the condition for operation or inspection; enema devices such as enema bags, anal tubes that the enema used among the prior art have following problem: 1. when the existing enema device is used for enema, the peripheral wall of the conduit is difficult to be completely matched with an anus opening, and particularly for patients with nerve injury or old patients who have anal sphincter laxity and can not automatically control defecation, the situation that enema liquid flows in while overflowing easily occurs, so that the purpose of enema cannot be achieved, and a plurality of problems of excrement, pollution and the like also occur, so that the self-esteem of the patients is damaged, and the diagnosis and treatment are inconvenient; 2. the front end liquid outlet of the existing enema device is small and small, and is easily blocked by excrement, so that the enema operation is difficult, and the treatment effect is further influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the defects of the prior art and providing a rectal balloon catheter which can prevent the enema and the liquid dung from overflowing and is not easy to block.

In order to achieve the above object, the present invention provides a rectal balloon catheter, comprising: the gas-liquid separation device comprises an outer pipe and an inner pipe arranged in the outer pipe, wherein a gas guide channel is formed in the inner pipe, and a liquid injection channel is formed in the area between the inner pipe and the outer pipe;

the pipe wall of the front end of the outer pipe is provided with a plurality of liquid outlet holes, 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 a liquid inlet end, the rear end of the outer pipe is also provided with a vent pipe branch pipe, and the rear end of the inner pipe is communicated with the vent pipe branch pipe.

Preferably, the breather pipe branch pipe passes through the side wall of the rear end of the outer pipe and is connected with the rear end of the inner pipe.

Preferably, the rear end of the outer pipe and the vent pipe branch pipe are trumpet-shaped.

Preferably, the inner wall of the front end of the outer tube is provided with a stop block for preventing the elastic air bag from entering the inner part of the outer tube.

Preferably, the inner side surface of the block is arc-shaped.

Preferably, the elastic air bag is spherical or oval spherical.

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

Preferably, the length of the outer pipe is 15-18 cm, and the inner diameter of the outer pipe is 1-1.5 cm.

Preferably, the inner diameter of the inner pipe is 0.2-0.3 cm.

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. the utility model provides a rectum sacculus pipe front end is provided with elastic air bag, to nerve injury patient and the patient that anal sphincter relaxes and can not the automatic control etc, can fill into gas in the elastic air bag and make it sufficient according to patient's state of an illness needs, make elastic air bag inflation and with the inseparable contact of rectum inner wall to can prevent the enema of filling to flow out, prevent the weeping, reach the gaseous exhaust in the elastic air bag after the treatment time, enema and excrement can discharge, thereby can control enema dwell time in the intestinal, improve treatment;

2. the utility model provides a plurality of liquid outlet holes are arranged on the front end pipe wall of the external pipe of the rectal balloon catheter, and the diameter of each liquid outlet is larger, so that the liquid outlet holes can be prevented from being blocked, thereby ensuring that the enema can be smoothly injected into the intestinal tract;

3. the rear end of the outer pipe and the branch pipe of the vent pipe are trumpet-shaped, so that the outer connection of a glycerol injector or a drainage bag or an external connection of inflation equipment is facilitated.

4. The inner wall of the front end of the outer tube is provided with a stop dog, and the inner side surface of the stop dog is arc-shaped, so that the contact area between the stop dog and the elastic air bag is large, the resistance is large, and the elastic air bag can be better prevented from entering the outer tube.

5. The elastic air bag is spherical or oval, so that the rectal balloon catheter can be conveniently inserted into the intestine of a patient, the end part of the rectal balloon catheter can be prevented from injuring other tissues, and the safety is improved;

6. the rectal balloon catheter can prevent dirt such as liquid dung from flowing out to pollute bed sheets and clothes, protects the self-esteem of a patient, and improves the satisfaction degree of the patient to medical care personnel.

Drawings

Fig. 1 is a schematic structural view of a rectal balloon catheter in an embodiment of the present invention;

fig. 2 is an enlarged schematic view of a portion a of one of the rectal balloon catheters of fig. 1.

Figure 3 is a schematic view of the configuration of the elastomeric bladder in an inflated condition.

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

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", "front", "back", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and simplification of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. It should be understood that the terms "first", "second", etc. are used herein to describe various information, but the information should not be limited to these terms, and these terms are only used to distinguish one type of information from another. 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 fig. 1 to 3, a preferred embodiment of the present invention provides a rectal balloon catheter, including: the gas-liquid separation device comprises an outer pipe 1 and an inner pipe 2 arranged inside the outer pipe 1, wherein a gas guide channel is formed inside the inner pipe 2, and a liquid injection channel is formed in the area between the inner pipe 2 and the outer pipe 1;

the pipe wall at the front end of the outer pipe 1 is provided with a plurality of liquid outlet holes 3, so that the liquid outlet holes 3 can be prevented from being blocked, and the smoothness of intestinal lavage liquid is ensured;

the front end of the outer tube 1 is embedded with an elastic air bag 4, and the front end of the inner tube 2 is communicated with the elastic air bag 4; the back end of the outer pipe 1 is a 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 breather pipe branch pipe 6 penetrates through the side wall of the rear end of the outer pipe 1 and is connected with the rear end of the inner pipe 2.

For patients with nerve injury, patients with relaxed anal sphincter and the like which cannot be automatically controlled, gas can be filled into the elastic air bag 4 according to the condition of the patient to enable the elastic air bag 4 to be inflated and to be in close contact with the inner wall of the rectum, so that the filled enema can be prevented from flowing out and leakage can be prevented, the gas in the elastic air bag 4 is discharged after the treatment time is reached, and the enema and excrement can be discharged, so that the retention time of the enema in the intestinal tract can be controlled, and the treatment effect is improved;

the rear end of the outer pipe 1 and the vent pipe branch pipe 6 are trumpet-shaped, so that the glycerol injector or the drainage bag or the external inflation equipment can be conveniently connected.

The inner wall of the front end of the outer tube 1 is provided with a stop block 5 for preventing the elastic airbag 4 from entering the outer tube 1, and the inner side surface of the stop block 5 is arc-shaped, so that the contact area between the stop block 5 and the elastic airbag 4 is large, the resistance is large, and the elastic airbag 4 can be better prevented from entering the outer tube 1.

The elastic air bag 4 is spherical or oval, so that the rectal balloon catheter can be inserted into the intestine of a patient more easily, and the pain of the patient is relieved;

in the 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; the inner diameter of the inner tube 2 was 0.2 cm.

Instructions for use:

during the use, medical personnel at first connect glycerine syringe or drainage bag with outer tube 1 rear end, connect the inflation equipment with the rear end of inner tube 2, insert patient's rectum after lubricating this rectum sacculus pipe in, pour into enema into by outer tube 1 rear end, according to patient's state of an illness demand, can fill into gas in to elastic air bag 4 by inner tube 2, make elastic air bag 4 sufficient, elastic air bag 4 inflation and with rectum inner wall in close contact with to can prevent enema overflow, reach better treatment.

The above is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. A rectal balloon catheter comprising: the gas-liquid separation device comprises an outer pipe and an inner pipe arranged in the outer pipe, wherein a gas guide channel is formed in the inner pipe, and a liquid injection channel is formed in the area between the inner pipe and the outer pipe;

2. A rectal balloon catheter as claimed in claim 1, wherein the snorkel tube branches pass through a side wall of the rear end of the outer tube to connect with the rear end of the inner tube.

3. A rectal balloon catheter as in claim 2, wherein the rear end of the outer tube and the snorkel tube are flared.

4. A rectal balloon catheter as claimed in claim 1, wherein the inner wall of the forward end of the outer tube is provided with a stop to prevent the resilient balloon from entering the interior of the outer tube.

5. A rectal balloon catheter as in claim 4, wherein the inner side of the stop is arcuate.

6. A rectal balloon catheter as in claim 1, wherein the resilient balloon is spherical or ellipsoidal.

7. A rectal balloon catheter as claimed in claim 1, wherein the radius of the liquid outlet hole is 0.1-0.2 cm.

8. A rectal balloon catheter as claimed in 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. A rectal balloon catheter as claimed in claim 1, wherein the inner tube has an inner diameter of 0.2 to 0.3 cm.