CN221601009U

CN221601009U - Catheter assembly

Info

Publication number: CN221601009U
Application number: CN202323195900.XU
Authority: CN
Inventors: 杨柳翠; 马莹婕; 李绕仙; 彭小兰
Original assignee: No926 Hospital Logistic Support Pla
Current assignee: No926 Hospital Logistic Support Pla
Priority date: 2023-11-27
Filing date: 2023-11-27
Publication date: 2024-08-27
Anticipated expiration: 2033-11-27

Abstract

The utility model discloses a catheter assembly, which comprises: the catheter comprises a catheter body, wherein the catheter body is a double-cavity tube, one cavity is a drainage cavity, the other cavity is a catheter placing cavity, one end of the catheter body is a leading-in end, the other end of the catheter body is a connecting end, and two slotted holes which are communicated with the drainage cavity and the catheter placing cavity are formed in the outer side wall, close to the leading-in end, of the catheter body; the outer side wall of the catheter body, which is close to the connecting end, is provided with a leading-in fork tube communicated with the catheter cavity; the air tube is fixed at one end of the air tube, enters the guide-in fork tube and extends into the tube placing cavity, the air tube is close to a slotted hole of the tube placing cavity, and the air tube expands under the action of external air to form a fixed air bag; the urine bag is provided with the guide tube which is detachably and hermetically connected with the connecting end, and the urine bag is simple in structure and reliable in connection, and liquid leakage caused by pulling is prevented in the using process.

Description

Catheter assembly

Technical Field

The utility model belongs to the technical field of medical supplies, and particularly relates to a catheter assembly.

Background

At present, the catheter that clinically used can lead to connector department separation because of various reasons with the urine bag link, appears leaking the urine condition, influence patient comfort level to and increase the infection risk, current fixed gasbag and catheter are all as an organic whole design, the circumstances that the fixed gasbag breaks takes place easily, and need unify change the catheter after the fixed gasbag damages, use cost is high, the catheter is all used now is the mode of passive drainage, can't initiatively attract urine, then can't effectively urinate when some blood clot plug the catheter, then can't use to some patients who urinate difficulty.

Therefore, how to provide a catheter assembly with low use cost, difficult urine leakage of the connecting port and a certain negative pressure adsorption effect is a problem to be solved by the skilled person.

Disclosure of utility model

In view of the above, the utility model provides a catheter assembly which has good connection tightness and reduces the probability of urinary tract infection caused by falling out of a urinary catheter due to traction under various conditions. With this simultaneously, the fixed more convenient of gasbag also can realize the change of gasbag, use cost is cheap, can also improve bladder filling test training effect, improves urine bag buckle device to in the clamp training process, let the urine interrupt, improve training effect before the tube drawing.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a urinary catheter assembly, comprising:

The catheter comprises a catheter body, wherein the catheter body is a double-cavity tube, one cavity is a drainage cavity, the other cavity is a catheter placing cavity, one end of the catheter body is a leading-in end, the other end of the catheter body is a connecting end, and two slotted holes which are communicated with the drainage cavity and the catheter placing cavity are formed in the outer side wall, close to the leading-in end, of the catheter body; the outer side wall of the catheter body, which is close to the connecting end, is provided with a leading-in fork tube communicated with the catheter cavity;

the air tube is fixed at one end of the air tube, enters the guide-in fork tube and extends into the tube placing cavity, the air tube is close to a slotted hole of the tube placing cavity, and the air tube expands under the action of external air to form a fixed air bag;

The urine bag is provided with a guide tube, and the guide tube is detachably and hermetically connected with the connecting end.

The beneficial effects of the utility model are as follows: the drainage cavity is used for leading out urine, and urine gets into the drainage intracavity through the slotted hole that the drainage cavity corresponds, and then gets into the urine bag, puts the lumen and is used for inserting the trachea, tracheal other end joint in leading-in fork tube department, tracheal tip gasbag expands under the effect of outside atmospheric pressure and forms fixed gasbag for whole catheter body is fixed in the patient, and catheter body and urine bag adopt dismantlement sealing connection mode to prevent that interface department from leaking urine, connect stably, effectively avoid various hidden danger because of the separation of catheter end.

Preferably, the slot hole communicated with the lumen is positioned at one end of the lumen.

Preferably, the connecting end is fixed with an internal thread sleeve, an external thread connector matched with the internal thread sleeve is arranged on the guide tube, and the internal thread sleeve is in threaded connection with the external thread connector.

Preferably, the balloon has a balloon wall thickness less than the wall thickness of the trachea.

Preferably, the guide tube is connected with a peritoneal dialysis clamp for controlling the on-off state of the guide tube.

Preferably, the guide tube is connected and communicated with a negative pressure tube, a rubber saccule for generating negative pressure is connected to the negative pressure tube, and a medical tube clamp for controlling the on-off of the air passage is connected to the negative pressure tube.

Drawings

FIG. 1 is an overall block diagram of a catheter assembly of the present utility model;

FIG. 2 is a schematic view of the balloon inflation of a catheter assembly of the present utility model;

Fig. 3 is a cross-sectional view of a catheter body of a catheter assembly of the utility model.

1 Catheter body, 2 drainage cavity, 3 catheterization cavity, 4 leading-in end, 5 link, 6 slotted hole, 7 leading-in fork tube, 8 trachea, 9 gasbag, 10 urine bag, 11 guide tube, 12 peritoneal dialysis clamp, 13 external screw joint, 14 internal screw thread cover, 15 negative pressure pipe, 16 rubber saccule, 17 medical pipe clamp.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 3 of the drawings, a catheter assembly according to an embodiment of the present utility model comprises:

The catheter comprises a catheter body 1, wherein the catheter body is a latex tube, the catheter body 1 is a double-cavity tube, one cavity is a drainage cavity 2, the other cavity is a tube placing cavity 3, one end of the catheter body 1 is an introduction end 4, the introduction end is a bullet type, the catheter body is convenient for entering a human body, discomfort of a patient is reduced, the other end is a connection end 5, and two slotted holes 6 which are communicated with the drainage cavity 2 and the tube placing cavity 3 are formed in the outer side wall, close to the introduction end 4, of the catheter body 1; the outer side wall of the catheter body 1, which is close to the connecting end 5, is provided with a leading-in fork tube 7 communicated with the catheter placing cavity 3;

The air tube 8, one end of the air tube 8 is fixed with the air bag 9, the air tube 8 enters the leading-in fork tube 7 and extends into the tube placing cavity 3, the leading-in fork tube provides a guiding foundation for the arrangement of the air tube, the air bag 9 is close to a slotted hole of the tube placing cavity 3, the air bag 9 is convenient to expand, and the air bag 9 expands under the action of external air to form a fixed air bag; the position of the catheter body in the human body is fixed, the caliber of the catheter body is adapted to be inserted in the human body, and urine can be prevented from overflowing from the urinary tract by means of slight interference fit between the catheter body and the urinary tract of the human body;

Urine bag 10, urine bag 10 is last to be equipped with guide tube 11, and guide tube 11 and link 5 can dismantle sealing connection.

By utilizing the inserted connection of the air pipe, when the air bag is loosened or leaked and the air bag needs to be replaced, the physiological saline in the air bag is directly deflated or discharged, the air bag is pulled out of the tube placing cavity, and then the air pipe and the air bag are replaced with new air pipes, so that the fixed installation is realized; the use cost is saved, the whole set of replacement is not needed, and the discomfort of a patient during tube placement is reduced; the balloon is further considered to be replaceable with a ring-shaped balloon to further prevent urine from escaping from the patient's urethra when preventing urine from escaping from the urethra.

In other embodiments, the slot hole communicated with the placement lumen 3 is positioned at one end of the placement lumen 3, so that the air bag can smoothly extend to the slot hole when the air pipe is inserted, and before the air pipe is not inflated, the air bag is similar to a film, the movement of the air pipe in the placement lumen cannot be influenced, and the placement lumen is arc-shaped near the leading-in end, so that the air pipe can smoothly extend in place.

In other specific embodiments, the connecting end 5 is fixed with the internal thread sleeve 14, the guide tube 11 is provided with the external thread joint 13 matched with the internal thread sleeve 14, the internal thread sleeve 14 is in threaded connection with the external thread joint 13, the connection is reliable by adopting a threaded connection mode, the sealing effect is good, the connection between the catheter body and the urine bag cannot be easily disconnected, and the probability of urinary tract infection is reduced.

In other embodiments, the balloon 9 has a balloon wall thickness less than the wall thickness of the trachea 8, under which the trachea does not expand and the balloon expands.

In other embodiments, the peritoneal dialysis clamp 12 for controlling the on-off state of the guide tube is connected to the guide tube 11, so that the on-off state of the guide tube can be controlled, urine is interrupted in the clamping training process, and the training effect before tube drawing is improved.

In other specific embodiments, the suction tube 11 is connected and communicated with a negative pressure tube 15, a rubber balloon 16 for generating negative pressure is connected to the negative pressure tube 15, a medical tube clamp 17 for controlling on-off of a gas path is connected to the negative pressure tube 15, and sometimes urine cannot be discharged from a body in a natural state because blood clots or scale blocks exist in a urine path of a patient, and at the moment, negative pressure adsorption is needed, and certain assistance is provided for letting the urine flow out. The medical tube clamp has the advantages that the medical tube clamp is helpful for patients with difficult urination, and can block the negative pressure tube in time, so that urine is prevented from polluting the rubber saccule.

For the device and the use method disclosed in the embodiments, since the device and the use method correspond to the method disclosed in the embodiments, the description is relatively simple, and the relevant places refer to the description of the method section.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A catheter assembly, comprising:

The catheter comprises a catheter body (1), wherein the catheter body (1) is a double-cavity tube, one cavity is a drainage cavity (2), the other cavity is a catheter placing cavity (3), one end of the catheter body (1) is a leading-in end (4), the other end of the catheter body is a connecting end (5), and two slotted holes (6) which are communicated with the drainage cavity (2) and the catheter placing cavity (3) are formed in the outer side wall, close to the leading-in end (4), of the catheter body (1); the outer side wall of the catheter body (1) close to the connecting end (5) is provided with an introducing fork tube (7) communicated with the catheter placing cavity (3);

The air tube (8), one end of the air tube (8) is fixed with an air bag (9), the air tube (8) enters the leading-in fork tube (7) and extends into the tube placing cavity (3), the air bag (9) is close to a slotted hole of the tube placing cavity (3), and the air bag (9) expands under the action of external air to form a fixed air bag;

The urine bag (10), be equipped with guide tube (11) on urine bag (10), guide tube (11) with link (5) can dismantle sealing connection.

2. A catheter assembly according to claim 1, wherein the slot communicating with the lumen (3) is located at one end of the lumen (3).

3. A catheter assembly according to claim 1, wherein the connection end (5) is fixed with an internally threaded sleeve (14), the guide tube (11) is provided with an externally threaded joint (13) cooperating with the internally threaded sleeve (14), and the internally threaded sleeve (14) is threadedly connected to the externally threaded joint (13).

4. A catheter assembly according to claim 1, wherein the balloon (9) has a balloon wall thickness smaller than the wall thickness of the trachea (8).

5. A catheter assembly according to claim 1, wherein the catheter (11) is connected to a peritoneal dialysis clip (12) for controlling the on-off state of the catheter.

6. A catheter assembly according to claim 1, wherein the catheter (11) is connected to and connected with a negative pressure tube (15), the negative pressure tube (15) is connected with a rubber balloon (16) for generating negative pressure, and the negative pressure tube (15) is connected with a medical tube clamp (17) for controlling the on-off of a gas path.