CN110180040A - Female catheterization machine - Google Patents

Abstract

The invention discloses a urinary catheter for women, comprising: a catheter and an air injection joint connected thereto, a drainage hole and an air bag are arranged above the catheter, and an air injection hole is arranged on the air injection joint and the outflow hole, the air bag and the air injection hole are connected through the trachea arranged in the catheter, the urine enters through the drainage hole and is discharged from the outflow hole; the outside of the catheter is in the A catheterization switch is also arranged above the gas injection joint, a detachable shield is arranged on the outside of the gas injection joint, and a through hole communicating with the outflow hole is opened at the bottom of the shield. The above-mentioned female urinary catheter can control the catheterization time independently, and does not need to carry the effusion bag for use at any time; in addition, the shield can cover the air injection hole to protect the air injection hole, and can also avoid the air injection valve installed at the air injection hole. The parts cause friction to the patient's skin, and the shield can be removed directly during rest without affecting normal use.

Description

female urinary catheter

technical field

The invention relates to the technical field of medical devices, in particular to a female urinary catheter.

Background technique

Normal urination activity is jointly participated by the spinal cord reflex center and sympathetic, parasympathetic, and somatic nerves. After any nerves related to urination are damaged, the urination dysfunction caused is called neurogenic bladder. Neurogenic vesicourethral dysfunction is a type of dysfunctional disease of the bladder and/or urethra caused by neuropathy or damage, often accompanied by a disorder of vesicourethral function.

Neurogenic vesicourethral dysfunction produces complex voiding symptoms, and poor urination or urinary retention is one of the most common symptoms. For such symptoms, intermittent catheterization or continuous catheterization is usually used clinically, and some of them cannot be cured Patients usually need external catheterization throughout their life, and need to indwell the catheter for a long time, and the existing catheters are basically equipped with fluid bags, which are designed to discharge the urine in the bladder in time, but also because The effusion belt usually needs to be fixed on the patient’s body surface or the inside of the trousers, resulting in inconvenient activities for the patient, and it is inconvenient to handle the effusion belt each time. At the same time, the air injection hole on the catheter is exposed, which will also affect the stability of the air bag. In addition, the existing urinary catheter is cumbersome to operate each time, and sometimes even requires nursing assistance, which is inconvenient to operate.

Contents of the invention

The object of the present invention is to provide a urinary catheter for women, which is convenient to carry, and at the same time, the patient can operate the urinary catheter independently without hindering normal activities, which is beneficial to improving the quality of life of the patient.

To achieve the above object, the present invention provides a female urinary catheter, comprising:

A urinary catheter and an air injection joint connected thereto, a drainage hole and an air bag are arranged above the catheter, an air injection hole and an outflow hole are arranged on the air injection joint, and the air bag and the air injection hole are arranged through It is connected with the trachea in the catheter, and the urine enters through the drainage hole and is discharged from the outflow hole; the outside of the catheter is also provided with a catheterization switch above the gas injection joint, so A detachable shield is arranged on the outside of the gas injection joint, and a through hole communicating with the outflow hole is opened at the bottom of the shield.

Preferably, the outer wall of the shield is covered with sanitary napkins.

Preferably, the shield is in the shape of a cone, the sanitary napkin is spirally wound downward along the axis of the catheter, and the upper end of the sanitary napkin is located above the catheter switch.

Preferably, the gas injection joint is threadedly fitted with the shield.

Preferably, the bottom wall of the shield is in a concave shape, and smooth bumps protruding outward are distributed thereon.

Preferably, the bottom of the gas injection joint is rotatably provided with an air-tight water-absorbing film, and an opening corresponding to the outflow hole is opened on the air-tight water-absorbing film, and when the air-tight water-absorbing film is rotated, The outflow hole can be covered or uncovered.

Preferably, a circular mounting frame is provided at the lower end of the gas injection joint, and the mounting frame and the gas injection joint are threadedly fitted, and the airtight water-absorbing film is fixed on the mounting frame.

Preferably, the catheterization switch is a buckle-type switch, including a first clamping plate and a second clamping plate facing each other, and one end of the first clamping plate and the second clamping plate is hinged and fixed on the On the outer wall of the catheter, the other end is provided with a buckle structure that cooperates with each other.

Preferably, a protrusion facing the second clamping board is provided on the inner side of the first clamping board, and a groove matching the protrusion is provided on the inner side of the second clamping board.

The female urinary catheter provided by the present invention includes a urinary catheter and an air injection joint connected thereto. A drainage hole and an air bag are arranged above the catheter, and an air injection hole and an outflow outlet are arranged on the air injection joint. The gas injection hole communicates with the air bag through the trachea, and the urine enters through the drainage hole and is discharged from the outflow hole. In addition, the lower end of the catheter is provided with a catheter switch above the gas injection joint, the catheter switch is used to open or close the catheter, and the gas injection connector is detachably covered with a shield, so A through hole communicating with the outflow hole is provided at the bottom of the shield.

The above-mentioned urinary catheter for women can independently control the catheterization time, and does not eliminate the bladder immediately when there is urine, so that it is not necessary to carry the fluid bag for use at any time, so that the patient's range of motion can be relatively increased, and at the same time, the psychological concerns of the patient can be reduced. In addition, the protective cover can cover the gas injection hole to protect the gas injection hole, which can ensure the normal use of the air bag, and can also prevent the gas injection valve installed at the gas injection hole from causing friction to the patient's skin, thereby further improving the comfort of the patient. The shield can also be removed directly without affecting normal use, reducing the volume and helping to improve the quality of rest.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only It is an embodiment of the present invention, and those skilled in the art can also obtain other drawings according to the provided drawings without creative work.

Fig. 1 is the structural representation of female urinary catheter in a kind of specific embodiment of the present invention;

Fig. 2 is a schematic diagram of the cooperation structure between the gas injection joint and the urinary catheter in Fig. 1;

Fig. 3 is the schematic diagram of shield structure in Fig. 1;

Fig. 4 is the schematic diagram of the structure of the airtight water-absorbing membrane in Fig. 1;

Fig. 5 is a schematic diagram of a closed state of the catheterization switch in Fig. 1 .

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

The core of the present invention is to provide a urinary catheter for women, which is convenient to carry, and at the same time, the patient can independently operate the urinary catheter without hindering normal activities, which is beneficial to improving the quality of life of the patient.

Please refer to Figures 1-5, Figure 1 is a schematic structural view of a female urinary catheter in a specific embodiment of the present invention; Figure 2 is a schematic structural view of the cooperation between the gas injection joint and the catheter in Figure 1; Schematic diagram of the structure of the middle shield; FIG. 4 is a schematic diagram of the structure of the airtight water-absorbing membrane in FIG. 1; FIG. 5 is a schematic diagram of the closed state of the catheterization switch in FIG. 1.

In a specific embodiment, the female urinary catheter provided by the present invention mainly includes a hollow urinary catheter 1 and an air injection joint 3 connected thereto. The air injection joint 3 is located at the lower end of the urinary catheter 1 , the two can be integrally formed, and the upper end of the urinary catheter 1 is generally arc-shaped to provide comfort for users.

The "upper end" described herein and the "lower end" hereinafter are all subject to the use status of the female urinary catheter in the present invention.

The upper end of the urinary catheter 1 is provided with an air bag 2 and drainage holes 10, and the drainage holes 10 are usually distributed in a certain vertical range from the upper end of the urinary catheter 1, and there can be several.

Gas injection joint 3 is provided with gas injection hole 30, and gas injection hole 30 can be arranged on the outer wall of gas injection joint 3, and gas injection valve part is installed at the position of gas injection hole 30, similar to the gas injection one-way valve on the basketball, guiding A trachea 4 is fixed inside the catheter 1 along its length, and the two ends of the trachea 4 communicate with the air bag 2 and the gas injection hole 30 respectively.

The gas injection joint 3 is provided with an outflow hole 31 communicated with the catheter 1, the outflow hole 31 can be arranged on the lower surface of the gas injection joint 3, and the drainage hole 10 above the catheter 1 communicates with the inside of the catheter 1, then Urine can enter the urinary catheter 1 through the drainage hole 10 and then flow out from the outflow hole 31 .

The lower end of the urinary catheter 1 is provided with a urinary catheter switch 5 , and the switch 5 is arranged above the gas injection joint 2 .

In the present invention, the catheterization switch 5 can be a buckle-type switch, which is composed of a first clamping plate 50 and a second clamping plate 51. As shown in FIG. 5, the first clamping plate 50 and the second clamping plate 51 are hinged to each other, and The hinged position is fixed on the outer wall of the urinary catheter 1, so that the first clamping plate 50 and the second clamping plate 51 can move towards each other around the hinged position and close up. The buckle of the second clamping plate 51 is provided with a bayonet at the corresponding position. When the switch 5 is closed, the buckle on the first clamping plate 50 is inserted into the bayonet on the second clamping plate 51, so that the urinary catheter The clamping of the catheter 1 can effectively achieve the purpose of controlling the opening and closing of the urinary catheter 1, and the structure is simple and convenient to manufacture.

In order to further improve the reliability of the switch 5, a protrusion facing the second clamp 51 can be provided on the inner side of the first clamp 50, and a groove is provided at the corresponding position on the second clamp 51, so that when snapped together , the corresponding position of the urinary catheter 1 can be occluded to improve the sealing strength and prevent urine from penetrating after the switch 5 is closed.

The female urinary catheter also includes a detachable shield 6 for protecting the gas injection joint 3 . The shield 6 can be in a hollow conical structure, and can be composed of two symmetrical parts. After the two parts are combined, they become a whole. Its interior is adapted to the gas injection joint 3 and covers the gas injection hole 30, thereby forming a protection for the gas injection hole 30. , can ensure the normal use of the air bag 2, and can avoid the air injection valve installed at the air injection hole 30 from causing friction to the patient's skin, further improving the patient's comfort, and the shield 6 can also be directly taken off during rest without Affect normal use and help to improve the quality of rest.

In addition, a through hole communicating with the outflow hole 31 is provided at the bottom of the shield 6 , so that the urine discharged from the outflow hole 31 can flow out from the through hole 60 after the shield 6 is installed.

As an improvement, an internal thread can be provided on the inner wall of the shield 6, and an external thread can be provided on the outer wall of the gas injection joint 3 near the middle, so that the shield 6 and the gas injection joint 3 are threaded, so that the adjustment of the two can be facilitated. Tightness.

The shape of the shield 6 can be further set: for example, its bottom wall is set to be concave, lower than its bottom outer edge, and the bottom wall has smooth bumps protruding outward, and a through hole 60 is opened in the middle of the bottom wall. The arrangement of the above-mentioned smooth bumps makes the appearance of a lotus pod, which can effectively increase the concealment of the through hole 60, and has a beautiful appearance, which can avoid embarrassment caused by carrying.

In a specific embodiment, the sanitary napkin 7 can be covered on the outside of the shield 6. Specifically, the overall structure of the sanitary napkin 7 is a circular spiral (similar to the shape of an apple peel peeled by rotation), and its upper end is wound On the urinary catheter 1, and positioned at the position above the switch 5, then circled and covered on the shield 6, so that glue is not needed to fix the sanitary pad 7, so as to avoid symptoms such as allergies and infections caused by glue, and in order to further ensure For the stability of the sanitary napkin 7, some spiral grooves can be set correspondingly on the outer wall of the shield 6 during design, which can further prevent the sliding of the sanitary napkin 7.

Sanitary pad 7 also can adopt multi-layer structure, for example comprises pure cotton absorption layer and Chinese medicine treatment layer, can increase its effect like this, both can play the effect of adsorption secretion, can also reach certain effect by the medicine on the Chinese medicine treatment layer. The role of treatment of gynecological diseases.

In the present invention, the catheter 1, the catheter switch 5, and the shield 6 can all be made of plastic, wherein the catheter 1 is made of silica gel with a lower hardness, while the catheter 5 and the shield 6 need greater hardness. The material is easy to open and close or disassemble.

In a specific embodiment, the above-mentioned female urinary catheter can be further provided: for example, an airtight water-absorbing film 8 is rotatably arranged on the lower part of the gas injection joint 3, as shown in Figure 4, the air-tight water-absorbing film 8 is provided with an opening 80, and the size of the opening 80 is compatible with the outflow hole 31. Among the present invention, the airtight water-absorbing film 8 is installed on the gas injection joint 3 through a mounting frame 81. The mounting frame 81 is annular, and its The inner wall is provided with an internal thread, and the lower end of the gas injection joint 3 is provided with an external thread suitable for it, and the mounting frame 81 and the gas injection joint 3 are threaded, and the airtight water-absorbing film 8 is fixed on the lower end surface of the mounting frame 81, so that By rotating the mounting bracket 81, the opening 80 can face the outflow hole 31 or be staggered with it. When the opening 80 and the outflow hole 31 are completely staggered, the airtight water-absorbing film 8 can shield the outflow hole 31, which can effectively prevent external The virus or dust infects the end of the outflow hole 31 or invades the inside of the draft tube 1 , and can also play a certain role in adsorption to prevent the impact of leakage.

The use process of the present invention is as follows:

When in use, turn off the catheter switch 5, insert the upper part of the catheter into the bladder according to conventional catheterization, and inflate the air bag 2 to ensure its indwelling stability, and then connect the shield 6 to the gas injection joint 3 , and then cover the sanitary cotton pad 7. When the patient is catheterized, he only needs to go to the bathroom like a normal person, and turn on the catheterization switch 5 with one hand to urinate, without having to carry the fluid bag at any time, which reduces his psychological pressure. At the same time, because there is no effusion bag, the patient can also have a larger range of motion, which is beneficial for the patient to exercise and improve the quality of life. Secondly, when the patient is resting at night, the protective cover 6 can be taken off, and the airtight water-absorbing film 8 can be rotated to block the outflow hole 31, effectively reducing the probability of virus invasion and infection, and can also absorb a certain amount of penetrating fluid without protective cover. The cover 6 relatively increases its comfort, which is conducive to the normal rest of the patient.

Each embodiment in this specification is described in a progressive manner, each embodiment focuses on the difference from other embodiments, and the same and similar parts of each embodiment can be referred to each other.

The female urinary catheter provided by the present invention has been introduced in detail above. In this paper, specific examples are used to illustrate the principle and implementation of the present invention, and the descriptions of the above embodiments are only used to help understand the method and core idea of the present invention. It should be pointed out that for those skilled in the art, without departing from the principles of the present invention, some improvements and modifications can be made to the present invention, and these improvements and modifications also fall within the protection scope of the claims of the present invention.

Claims (9)

1. A urinary catheter for women, comprising: A urinary catheter and an air injection joint connected thereto, a drainage hole and an air bag are arranged above the catheter, an air injection hole and an outflow hole are arranged on the air injection joint, and the air bag and the air injection hole are arranged through Connected with the trachea in the catheter, urine enters through the drainage hole and is discharged from the outflow hole; the outside of the catheter is also provided with a catheterization switch above the gas injection joint, so A detachable shield is arranged on the outside of the gas injection joint, and a through hole communicating with the outflow hole is opened at the bottom of the shield. 2. The urinary catheter for women as claimed in claim 1, characterized in that, The outer wall of the shield is covered with sanitary napkins. 3. The urinary catheter for women as claimed in claim 2, characterized in that, The shield is in the shape of a cone, the sanitary napkin is spirally wound downward along the axis of the catheter, and the upper end of the sanitary napkin is located above the catheter switch. 4. The urinary catheter for women as claimed in claim 1, characterized in that, The gas injection joint is threadedly fitted with the shield. 5. The female urinary catheter according to claim 1, characterized in that, The bottom wall of the shield is in concave shape, and smooth bumps protruding outward are distributed on it. 6. The female urinary catheter according to any one of claims 1-5, characterized in that, The bottom of the gas injection joint is rotatably provided with an air-tight water-absorbing film, and the air-tight water-absorbing film is provided with an opening suitable for the outflow hole. When the air-tight water-absorbing film is rotated, it can block or The outflow hole is exposed. 7. The female urinary catheter according to claim 6, characterized in that, The lower end of the gas injection joint is provided with a circular mounting frame, and the mounting frame and the gas injection joint are threadedly matched, and the airtight water-absorbing film is fixed on the mounting frame. 8. The female urinary catheter according to claim 1, characterized in that, The catheterization switch is a buckle switch, including a first clamping plate and a second clamping plate facing each other, and one end of the first clamping plate and the second clamping plate is hinged and fixed on the urinary catheter The outer wall, the other end is provided with a buckle structure that cooperates with each other. 9. The female urinary catheter according to claim 8, characterized in that, The inner side of the first clamping board is provided with a protrusion facing the second clamping board, and the inner side of the second clamping board is provided with a groove that can match the protrusion.