CN211935133U

CN211935133U - Catheter capable of preventing secondary infection

Info

Publication number: CN211935133U
Application number: CN202020081639.8U
Authority: CN
Inventors: 刘向菊
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-15
Filing date: 2020-01-15
Publication date: 2020-11-17
Anticipated expiration: 2030-01-15

Abstract

The utility model discloses a catheter for preventing secondary infection, which comprises a catheter body, wherein a urethral catheterization cavity, an air injection cavity and a drug injection cavity are arranged inside the catheter body, the upper end of the catheter body is provided with an air bag and a urethral catheterization opening, one end of the air injection cavity is connected with the air bag, the other end is connected with a push plug, one end of the urethral catheterization cavity is connected with the urethral catheterization bag, the other end is connected with the urethral catheterization opening, the inner wall of the drug injection cavity is provided with a fixed frame, four crossed parts of the fixed frame are provided with a fixed seat, the surface of the fixed seat is provided with a spring, the spring is connected with a pressure ball, the opening part of the drug injection cavity is provided with an inner cavity, the pressure ball is attached to the surface of the inner cavity, the diameter of the inner cavity is smaller than that of the pressure ball, the opening part of the drug injection cavity is connected with a drug bag, the, can prevent secondary urinary tract infection of patients, relieve pain of patients and prevent disease recurrence.

Description

Catheter capable of preventing secondary infection

Technical Field

The utility model relates to the technical field of medical equipment, the concrete field is a prevent secondary infection's catheter.

Background

A catheter is a pipeline made of natural rubber, silicon rubber or polyvinyl chloride, can be inserted into a bladder through a urethra to drain urine, after the catheter is inserted into the bladder, an air bag is arranged at the end close to the end of the catheter to fix the catheter to be left in the bladder and not to be separated, a urethral catheterization cavity is connected with a urethral catheterization bag to collect urine, but the catheter needs to be left in clinical situations such as urine retention, operation period or after urinary system operation, the catheter oppresses or stimulates the urethra to cause damage of urethral mucosa, the local immunity of the urethra is damaged, pathogenic bacteria invasion is easy to cause urinary tract infection, and therefore the catheter for preventing secondary infection needs to be designed to solve the problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent catheter of secondary infection to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a prevent reinfection's catheter, includes the catheter body, inside catheterization chamber, gas injection chamber, the injection chamber of being equipped with of catheter body, the upper end of catheter body is equipped with gasbag and catheterization mouth, gas injection chamber one end is connected with the gasbag, and the other end is connected with the plug, catheterization chamber one end is connected with the catheterization bag, and the other end is connected with the catheterization mouth, the inner wall in injection chamber is equipped with the mount, four the crossing department of mount is equipped with the fixing base, the surface of fixing base is equipped with the spring, spring coupling has the pressure ball, the opening part in injection chamber is equipped with the inner chamber, the surface laminating of pressure ball and inner chamber, the diameter ratio pressure ball's of inner chamber diameter is little, the opening part in injection chamber is connected with the medicine bag, the surface of medicine bag is equipped with injection mouth and connecting pipe.

Preferably, the upper end of the medicine injection cavity is provided with a nozzle, the surface of the nozzle is provided with a round hole, and the diameter of the round hole is 1-3 mm.

Preferably, the outer wall of the catheter body is provided with scale marks along the axial direction.

Preferably, the air injection cavity, the urethral catheterization cavity and the medicine injection cavity are connected in pairs.

Preferably, the surface of the connecting pipe is provided with threads, the inner wall of the inner cavity is provided with threads, and the connecting pipe is rotatably connected to the inner cavity through the threads.

Preferably, the urethral catheterization bag is rotatably connected to the urethral catheterization cavity.

Preferably, the material of the catheter body is natural latex.

Preferably, the spring is a soft spring, and the pressure ball is made of natural rubber.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a prevent catheter of superinfection, need keep somewhere the catheter because of circumstances such as urine retention, operation period or urinary system postoperative clinically to can increase patient's urinary tract superinfection, the device has increased the injection chamber, can regularly wash the disinfection to patient's urinary tract, and at injection intracavity installation liquid backflow preventer, prevent that the urine from flowing into the medicine bag, to sum up, the device can prevent patient's urinary tract superinfection, alleviates patient's misery, prevents the state of an illness relapse, and the device structure is light, convenient and carry.

Drawings

FIG. 1 is a schematic view of the internal structure of a catheter for the prevention of secondary infection;

FIG. 2 is an enlarged schematic view of A of FIG. 1;

fig. 3 is an enlarged schematic view of a portion B in fig. 1.

In the figure: 1-a catheter body, 2-a urethral catheterization cavity, 3-an air injection cavity, 4-a medicine injection cavity, 5-an air bag, 6-a urethral catheterization opening, 7-a push plug, 8-a urethral catheterization bag, 9-a fixed frame, 10-a fixed seat, 11-a spring, 12-a pressure ball, 13-an inner cavity, 14-a medicine bag, 15-a medicine injection opening, 16-a connecting pipe and 17-a nozzle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a catheter for preventing secondary infection comprises a catheter body 1, wherein a urethral catheterization cavity 2, an air injection cavity 3 and a drug injection cavity 4 are arranged inside the catheter body 1, the diameter of the urethral catheterization cavity 2 is larger than that of the air injection cavity 3 and the drug injection cavity 4, so that a patient can quickly urinate, an air bag 5 and a urethral catheterization opening 6 are arranged at the upper end of the catheter body 1, the air bag 5 is arranged at the lower end of the urethral catheterization opening 6, the air bag 5 is attached to the catheter body 1 in an uninflated state, one end of the air injection cavity 3 is connected with the air bag 5, the other end of the air injection cavity is connected with a push plug 7, when the catheter body 1 is placed in the bladder of the patient, the air bag 5 is inflated by pushing the push plug 7, so that the catheter body 1 is prevented from falling off, one end of the urethral catheterization cavity 2 is connected with a urethral bag 8, the other end of the urethral opening 6 is connected with the other end, the urine guiding bag is discharged into a urine guiding bag 8 through a urine guiding cavity 2, the urine guiding bag 8 and the urine guiding cavity 2 are rotatably disassembled, urine pouring is convenient to carry out, a fixing frame 9 is arranged on the inner wall of a medicine injection cavity 4, a fixing seat 10 is arranged at the intersection of four fixing frames 9, the diameter of the fixing seat 10 is one third of that of the medicine injection cavity 4, liquid medicine can be smoothly sprayed into the bladder of a patient, a spring 11 is arranged on the surface of the fixing seat 10, the spring 11 is connected with a pressure ball 12, an inner cavity 13 is arranged at the opening of the medicine injection cavity 4, the pressure ball 12 is attached to the surface of the inner cavity 13, the diameter of the inner cavity 13 is smaller than that of the pressure ball 12, the pressure ball 12 is propped against the opening of the inner cavity 13 in a natural state to prevent the liquid medicine from flowing, a medicine bag 14 is connected to the opening of the medicine injection cavity 4, and the medicine, when the medicine bag 14 is deformed when pressure is applied, the medicine bag can automatically rebound to the original shape when no pressure exists, the surface of the medicine bag 14 is provided with a medicine injection port 15 and a connecting pipe 16, and the medicine liquid is injected into the medicine bag 14 through the medicine injection port 15.

Specifically, the upper end of the medicine injection cavity 4 is provided with a nozzle 17, the surface of the nozzle 17 is provided with a round hole, the diameter of the round hole is 1-3 mm, so that the medicine liquid in the medicine bag 14 can be sprayed into the bladder of a patient in a vaporific form for sterilization and disinfection, the medicine liquid is not uniformly sprayed when the diameter of the round hole is too large, the spraying resistance is increased when the diameter of the round hole is too small, and the spraying is difficult.

Particularly, be equipped with the scale mark along the axial on catheter body 1's the outer wall, medical personnel can reduce medical personnel's the work degree of difficulty according to putting into catheter body 1 of numerical value accuracy on the scale mark.

Particularly, annotate two liang of connections in air cavity 3, catheterization chamber 2, injection chamber 4, annotate an inner wall of air cavity 3 and catheterization chamber 2 sharing, catheterization chamber 3 and the sharing of injection chamber 4 inner wall, reducible catheter body 1's width.

Particularly, the surface of connecting pipe 16 is equipped with the screw thread, the inner wall of inner chamber 13 is equipped with the screw thread, connecting pipe 16 rotates through the screw thread and connects on inner chamber 13, can dismantle medicine bag 14 through rotating the screw thread, conveniently washs medicine bag 14.

Particularly, catheterization bag 8 rotates to be connected on catheterization chamber 2, through dismantling catheterization bag 8, makes things convenient for the patient to urinate.

Particularly, the material of catheter body 1 is natural latex, and natural latex environmental protection, nature are ventilative, flexible, avoid the patient to cause the secondary infection because of using the catheter of non-compliant material.

Specifically, the spring 11 is a soft spring, the pressure ball 12 is made of natural rubber, and the pressure ball 12 is pressed to drive the spring 11 to deform, so as to ensure the flowing and the static state of the liquid medicine.

The working principle is as follows: the utility model relates to a prevent reinfection's catheter, patient's bladder is put into to catheter body 1, promote the plug 7 and make the gasbag aerify, fixed catheter body 1, prevent to drop, it flows into the catheterization bag through catheterization chamber 2 to lead urine mouth 6 to derive the urine, through pressing down medicine bag 14, the liquid medicine in the medicine bag 14 receives pressure and drives pressure ball 12 and move down, pressure ball 12 makes spring 11 take place deformation, pressure ball 12 separates with inner chamber 13, the liquid medicine receives pressure and sprays the disinfection in patient's the bladder through injection chamber 4, when medicine bag 14 does not receive the force, pressure and external world in the injection chamber 4 are equal, pressure ball 12 and the laminating of inner chamber 13, prevent that the liquid medicine from flowing back in the medicine bag 14, press medicine bag 14 repeatedly in order to reach the sterile effect of disinfecting in patient's bladder.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A catheter for preventing secondary infection, comprising a catheter body (1), characterized in that: the urethral catheter is characterized in that a urethral catheter body (1) is internally provided with a urethral catheterization cavity (2), an air injection cavity (3) and a drug injection cavity (4), the upper end of the urethral catheter body (1) is provided with an air bag (5) and a urethral catheterization opening (6), one end of the air injection cavity (3) is connected with the air bag (5), the other end of the air injection cavity is connected with a push plug (7), one end of the urethral catheter cavity (2) is connected with a urethral catheterization bag (8), the other end of the urethral catheter cavity is connected with the urethral catheterization opening (6), the inner wall of the drug injection cavity (4) is provided with a fixing frame (9), the intersection of the four fixing frames (9) is provided with a fixing seat (10), the surface of the fixing seat (10) is provided with a spring (11), the spring (11) is connected with a pressure ball (12), the opening of the drug injection cavity (4) is provided with an inner cavity (13), the pressure ball (, a medicine bag (14) is connected to the opening of the medicine injection cavity (4), and a medicine injection port (15) and a connecting pipe (16) are arranged on the surface of the medicine bag (14).

2. A catheter for preventing superinfection according to claim 1, wherein: the upper end of the medicine injection cavity (4) is provided with a nozzle (17), the surface of the nozzle (17) is provided with a round hole, and the diameter of the round hole is 1-3 mm.

3. A catheter for preventing superinfection according to claim 1, wherein: the outer wall of the catheter body (1) is provided with scale marks along the axial direction.

4. A catheter for preventing superinfection according to claim 1, wherein: the air injection cavity (3), the urethral catheterization cavity (2) and the medicine injection cavity (4) are connected in pairs.

5. A catheter for preventing superinfection according to claim 1, wherein: the surface of the connecting pipe (16) is provided with threads, the inner wall of the inner cavity (13) is provided with threads, and the connecting pipe (16) is rotatably connected to the inner cavity (13) through the threads.

6. A catheter for preventing superinfection according to claim 1, wherein: the urethral catheterization bag (8) is rotatably connected to the urethral catheterization cavity (2).

7. A catheter for preventing superinfection according to claim 1, wherein: the material of the catheter body (1) is natural latex.

8. A catheter for preventing superinfection according to claim 1, wherein: the spring (11) is a soft spring, and the pressure ball (12) is made of natural rubber.