CN219071759U

CN219071759U - Catheter with built-in guide wire

Info

Publication number: CN219071759U
Application number: CN202222857062.7U
Authority: CN
Inventors: 罗丽
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-27
Filing date: 2022-10-27
Publication date: 2023-05-26
Anticipated expiration: 2032-10-27

Abstract

The application discloses a catheter with a built-in guide wire, which comprises a catheter body and a metal guide wire; the two ends of the catheter body are fixedly connected with a catheter opening and an end head respectively, a circular plate is arranged in the catheter opening, a connecting plate is fixedly connected between the circular plate and the inner side wall of the catheter opening, and a connecting hole is formed in the surface of the circular plate; the metal guide wire is positioned in the catheter body, the outer end of the metal guide wire penetrates through the connecting hole, and the outer end of the metal guide wire is fixedly connected with an adjusting head; the inner end of the metal guide wire penetrates into the end socket, the inner end of the metal guide wire is fixedly connected with a thread head, the inner side surface of the end socket is provided with a thread groove, and the thread head is in threaded connection with the thread groove. The metal guide wire can be driven to rotate by rotating the adjusting head, at the moment, the thread head at the tail end of the metal guide wire can be separated from the thread groove, the metal guide wire can be directly pulled out from the catheter body, the metal guide wire can be conveniently cleaned and disinfected, and the metal guide wire can be repeatedly used.

Description

Catheter with built-in guide wire

Technical Field

The application relates to the technical field of urinary catheter application, in particular to a urinary catheter with a built-in guide wire.

Background

The catheter is a pipeline which is inserted into the urinary bladder by the urethra so as to drain urine, is a pipeline made of natural rubber, silicon rubber or polyvinyl chloride, can be inserted into the urinary bladder by the urethra so as to drain urine, and is fixed in the urinary bladder by an air bag near the head end of the catheter after being inserted into the urinary bladder, so that the catheter is not easy to fall off, and the drainage tube is connected with a urine bag to collect urine.

In the prior art, the material of catheter is natural rubber material generally, and its characteristic is comparatively soft, is inconvenient for stretching into inside the patient's bladder with the catheter body, and the catheter detachability that has the seal wire at present is not enough, is inconvenient for dismantling washing and disinfection to the seal wire, is unfavorable for repeatedly usable. Thus, a catheter with a built-in guide wire has been proposed for the above problems.

Disclosure of Invention

A catheter with a built-in guide wire comprises a catheter body and a metal guide wire;

the two ends of the catheter body are fixedly connected with a catheter opening and an end head respectively, a circular plate is arranged in the catheter opening, a connecting plate is fixedly connected between the circular plate and the inner side wall of the catheter opening, and a connecting hole is formed in the surface of the circular plate; the metal guide wire is positioned in the catheter body, the outer end of the metal guide wire penetrates through the connecting hole, and the outer end of the metal guide wire is fixedly connected with an adjusting head; the inner end of the metal guide wire penetrates into the end socket, the inner end of the metal guide wire is fixedly connected with a thread head, the inner side surface of the end socket is provided with a thread groove, and the thread head is in threaded connection with the thread groove.

Further, the inside of the catheter body is of a hollow structure, and the catheter body is communicated with the catheter opening and the end head.

Further, the tail end surface of the catheter body is provided with a through hole, and the through hole is communicated with the inside of the catheter body.

Further, the tail end surface of the catheter body is provided with a water ball body, the surface of the water ball body is of a spherical structure, and the inside of the water ball body is of a hollow structure.

Further, a connecting pipe is fixedly connected to the side face of the catheter body, the tail end of the connecting pipe is fixedly connected with the water ball body, and the connecting pipe is communicated with the inside of the water ball body.

Further, the outer end of the connecting pipe is provided with a water filling port, and the water filling port, the connecting pipe and the water ball body are communicated.

Further, the circular plate is located in the middle of the urethral catheterization opening, two connecting plates are symmetrically distributed on two sides of the circular plate, and the circular plate, the connecting plates and the urethral catheterization opening are integrally formed.

Further, the metal guide wire is made of flexible metal, and the diameter of the metal guide wire is smaller than one third of the inner diameter of the catheter body.

Further, the cross section of the bottom end of the adjusting head is of a boss type structure, the adjusting head is matched with the circular plate in size, and the top end of the adjusting head is of a plate type structure perpendicular to the bottom end.

Further, the end head is of a hemispherical structure, and the catheter body and the end head are made of natural rubber materials.

Through the above-mentioned embodiment of this application, the metal guide wire adopts detachable construction, can drive the metal guide wire through rotating the adjustment head and rotate, and the terminal screw thread head of metal guide wire can break away from with the screw thread groove this moment, can directly follow the inside extraction of catheter body with the metal guide wire, is convenient for to metal guide wire cleaning and disinfecting, repeatedly usable.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic overall perspective view of an embodiment of the present application;

FIG. 2 is a schematic diagram of the overall internal structure of an embodiment of the present application;

FIG. 3 is an enlarged schematic view of the structure shown at A in FIG. 2 in accordance with one embodiment of the present application;

fig. 4 is a diagram showing the connection of a circular plate and a catheterization opening according to an embodiment of the present application.

In the figure: 1. a water filling port; 2. a urinary catheterization opening; 3. a connecting pipe; 4. a catheter body; 5. a water ball body; 6. an end head; 7. a through hole; 8. a metal guide wire; 9. adjusting the head; 10. a circular plate; 11. a thread groove; 12. a thread head; 13. a connecting plate; 14. and a connection hole.

Detailed Description

In order to make the present application solution better understood by those skilled in the art, the following description will be made in detail and with reference to the accompanying drawings in the embodiments of the present application, it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, shall fall within the scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the present application described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are used primarily to better describe the present application and its embodiments and are not intended to limit the indicated device, element or component to a particular orientation or to be constructed and operated in a particular orientation.

Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "configured," "provided," "connected," "coupled," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Referring to fig. 1-4, a catheter with a built-in guide wire comprises a catheter body 4 and a metal guide wire 8;

the two ends of the catheter body 4 are fixedly connected with a catheter opening 2 and a tip 6 respectively, a circular plate 10 is arranged in the catheter opening 2, a connecting plate 13 is fixedly connected between the circular plate 10 and the inner side wall of the catheter opening 2, and a connecting hole 14 is formed in the surface of the circular plate 10; the metal guide wire 8 is positioned in the catheter body 4, the outer end of the metal guide wire 8 penetrates through the connecting hole 14, and the outer end of the metal guide wire 8 is fixedly connected with the adjusting head 9; the inner end of the metal guide wire 8 penetrates into the end head 6, a thread head 12 is fixedly connected to the inner end of the metal guide wire 8, a thread groove 11 is formed in the inner side surface of the end head 6, and the thread head 12 is in threaded connection with the thread groove 11.

The catheter body 4 is of a hollow structure, and the catheter body 4 is communicated with the catheter opening 2 and the end head 6; the surface of the tail end of the catheter body 4 is provided with a through hole 7, and the through hole 7 is communicated with the inside of the catheter body 4; the surface of the tail end of the catheter body 4 is provided with a water ball body 5, the surface of the water ball body 5 is of a spherical structure, and the inside of the water ball body 5 is of a hollow structure; the side surface of the catheter body 4 is fixedly connected with a connecting pipe 3, the tail end of the connecting pipe 3 is fixedly connected with the water ball body 5, and the connecting pipe 3 is communicated with the inside of the water ball body 5; the outer end of the connecting pipe 3 is provided with a water injection port 1, and the water injection port 1, the connecting pipe 3 and the water ball body 5 are communicated; the circular plate 10 is positioned in the middle of the urethral catheterization opening 2, two connecting plates 13 are symmetrically distributed on two sides of the circular plate 10, and the circular plate 10, the connecting plates 13 and the urethral catheterization opening 2 are integrally formed; the metal guide wire 8 is made of flexible metal, and the diameter of the metal guide wire 8 is smaller than one third of the inner diameter of the catheter body 4; the cross section of the bottom end of the adjusting head 9 is of a boss structure, the size of the adjusting head 9 is matched with that of the circular plate 10, and the top end of the adjusting head 9 is of a plate-shaped structure perpendicular to the bottom end; the end head 6 is of a hemispherical structure, and the catheter body 4 and the end head 6 are made of natural rubber materials.

When the catheter is used, firstly, the end 6 of the catheter body 4 is partially inserted into the bladder through the urethra, at the moment, the water balloon body 5 is positioned in the bladder, meanwhile, liquid is injected into the water balloon body 5 through the water filling port 1 through the connecting pipe 3, the water balloon body 5 can expand to a preset state, the water balloon body 5 can fix the catheter and stay in the bladder, and the detachment phenomenon of the catheter body 4 is avoided;

then, the metal guide wire 8 is arranged in the catheter body 4, the toughness of the catheter body 4 can be improved through the metal guide wire 8, the catheter body 4 can smoothly enter the bladder, and the metal guide wire 8 is beneficial to urination; meanwhile, the metal guide wire 8 adopts a detachable structure, the metal guide wire 8 can be driven to rotate by rotating the adjusting head 9, at the moment, the thread head 12 at the tail end of the metal guide wire 8 can be separated from the thread groove 11, the metal guide wire 8 can be directly pulled out from the catheter body 4, the cleaning and the disinfection of the metal guide wire 8 are facilitated, and the metal guide wire can be reused.

The beneficial point of the application lies in:

1. the metal guide wire adopts a detachable structure, the metal guide wire can be driven to rotate by rotating the adjusting head, at the moment, the thread head at the tail end of the metal guide wire can be separated from the thread groove, the metal guide wire can be directly pulled out of the catheter body, the metal guide wire can be conveniently cleaned and disinfected, and the metal guide wire can be repeatedly used;

2. the water filling port and the urethral catheterization opening of this application set up the independent passageway, can carry liquid to the balloon body inside through the water filling port, can be fixed the catheter body after the balloon body is full of, and the inside metal guide wire of catheter body has certain elasticity, is favorable to the catheter body to get into inside the bladder smoothly, and the metal guide wire is favorable to urination, and is comparatively simple during the use.

The foregoing description is only of the preferred embodiments of the present application and is not intended to limit the same, but rather, various modifications and variations may be made by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A catheter with a guidewire therein, characterized in that: comprises a catheter body (4) and a metal guide wire (8);

the two ends of the catheter body (4) are fixedly connected with a catheter opening (2) and an end head (6) respectively, a circular plate (10) is arranged in the catheter opening (2), a connecting plate (13) is fixedly connected between the circular plate (10) and the inner side wall of the catheter opening (2), and a connecting hole (14) is formed in the surface of the circular plate (10); the metal guide wire (8) is positioned in the catheter body (4), the outer end of the metal guide wire (8) penetrates through the connecting hole (14), and the outer end of the metal guide wire (8) is fixedly connected with the adjusting head (9); the inner end of the metal guide wire (8) penetrates into the end head (6), the inner end of the metal guide wire (8) is fixedly connected with a thread head (12), the inner side surface of the end head (6) is provided with a thread groove (11), and the thread head (12) is in threaded connection with the thread groove (11).

2. A catheter with a guidewire therein according to claim 1, wherein:

the catheter body (4) is of a hollow structure, and the catheter body (4) is communicated with the catheter opening (2) and the end head (6).

3. A catheter with a guidewire therein according to claim 1, wherein:

the surface of the tail end of the catheter body (4) is provided with a through hole (7), and the through hole (7) is communicated with the inside of the catheter body (4).

4. A catheter with a guidewire therein according to claim 1, wherein:

the catheter is characterized in that a water ball body (5) is arranged on the tail end surface of the catheter body (4), the surface of the water ball body (5) is of a spherical structure, and the inside of the water ball body (5) is of a hollow structure.

5. A catheter with a guidewire therein according to claim 4, wherein:

the catheter is characterized in that a connecting pipe (3) is fixedly connected to the side face of the catheter body (4), the tail end of the connecting pipe (3) is fixedly connected with the water ball body (5), and the connecting pipe (3) is communicated with the inside of the water ball body (5).

6. A catheter with a guidewire therein according to claim 5, wherein:

the outer end of the connecting pipe (3) is provided with a water filling port (1), and the water filling port (1), the connecting pipe (3) and the water ball body (5) are internally communicated.

7. A catheter with a guidewire therein according to claim 1, wherein:

the circular plate (10) is positioned in the middle of the urethral catheterization opening (2), two connecting plates (13) are symmetrically distributed on two sides of the circular plate (10), and the circular plate (10), the connecting plates (13) and the urethral catheterization opening (2) are integrally formed.

8. A catheter with a guidewire therein according to claim 1, wherein:

the metal guide wire (8) is made of flexible metal, and the diameter of the metal guide wire (8) is smaller than one third of the inner diameter of the catheter body (4).

9. A catheter with a guidewire therein according to claim 1, wherein:

the cross section of the bottom end of the adjusting head (9) is of a boss type structure, the adjusting head (9) is matched with the circular plate (10) in size, and the top end of the adjusting head (9) is of a plate type structure perpendicular to the bottom end.

10. A catheter with a guidewire therein according to claim 1, wherein:

the end head (6) is of a hemispherical structure, and the catheter body (4) and the end head (6) are made of natural rubber materials.