CN112808709A

CN112808709A - Catheter flushing device

Info

Publication number: CN112808709A
Application number: CN202011509867.1A
Authority: CN
Inventors: 吴芳; 胡宇
Original assignee: Chengdu Xindu Peoples Hospital
Current assignee: Chengdu Xindu Peoples Hospital
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-05-18
Anticipated expiration: 2040-12-18
Also published as: CN112808709B

Abstract

The invention discloses a catheter flushing device, and relates to the technical field of medical equipment. The invention comprises a shell and a plurality of support legs, wherein the lower surface of the shell is fixedly connected with the support legs. By using the heater, the medicine cavity, the flushing cavity and the gas transmission channel, when the catheter is flushed in the flushing cavity, the liquid medicine in the medicine cavity can be heated by the heater, then the catheter in the flushing cavity is blown by the gas transmission channel, and the steam can disinfect and clean the inside and the outside of the catheter, particularly can disinfect the inside of the catheter quickly; according to the invention, through the use of the first gear, the second gear, the third gear, the fourth gear and the belt, when the motor works, on one hand, the motor drives the stirring shaft to stir the cleaning liquid and the catheter in the flushing cavity through gear transmission, on the other hand, the motor drives the cam to rotate through belt wheel transmission, and then indirectly drives the piston to reciprocate periodically, so that steam in the medicine cavity is continuously sucked into the flushing cavity, and the speed of the steam entering the flushing cavity is increased.

Description

Catheter flushing device

Technical Field

The invention belongs to the technical field of medical equipment, and particularly relates to a catheter flushing device.

Background

A urinary catheter is a tube that is inserted into the bladder from the urethra to drain urine. The catheter is a pipeline made of natural rubber, silicon rubber or polyvinyl chloride (PVC), can be inserted into the bladder through the urethra so as 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 stay in the bladder and not to be separated easily, and the drainage tube is connected with a urine bag to collect urine. Urinary catheters need to be cleaned after a period of use.

However, the existing catheter is cleaned manually, so that the cleaning is very inconvenient, the cleaning effect is poor, and the catheter is easy to disinfect incompletely.

Disclosure of Invention

The invention aims to provide a catheter flushing device, which solves the problems that the existing catheter is very inconvenient to clean in a manual cleaning mode, poor in cleaning effect and easy to disinfect incompletely.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a catheter flushing device, which comprises a shell and a plurality of support legs, wherein the lower surface of the shell is fixedly connected with the support legs, a medicine cavity and a flushing cavity are formed in the shell, a heater is arranged in the medicine cavity, a stirring shaft is rotatably connected in the flushing cavity, a plurality of stirring rods are fixedly connected to the peripheral side surface of the stirring shaft, a gas transmission channel is also formed between the medicine cavity and the flushing cavity, and a third one-way valve is arranged in the gas transmission channel; in the structure, the liquid medicine in the medicine cavity is heated by the heater to generate high-temperature steam, then the steam enters the flushing cavity through the gas transmission channel, the steam can disinfect and clean the inside and the outside of the catheter, and particularly the inside of the catheter can be disinfected quickly, so that the operation is convenient and efficient.

A motor is further installed inside the shell, a motor shaft of the motor is fixedly connected with a fourth gear, the fourth gear is meshed with a third gear, one end of the third gear is fixedly connected with a first driven shaft, one end of the first driven shaft is fixedly connected with a second gear, the second gear is meshed with a first gear, and the first gear is fixedly connected with the lower end face of the stirring shaft; in the structure, the motor can drive the stirring shaft to rotate under the action of gear transmission when rotating, so that the stirring rod can quickly stir the catheter and wash the cleaning liquid in the cavity, and the catheter is fully contacted with the cleaning liquid quickly.

A second driven shaft is further rotatably connected in the shell, belt wheels are mounted on the peripheral side face of the second driven shaft and the peripheral side face of a motor shaft of the motor, a belt is connected between the belt wheels, a cam is fixedly connected to the upper end face of the second driven shaft, a piston is in sliding fit with the peripheral side face of the cam, an air cavity is in sliding fit with the piston and is located in the shell, a spring is fixedly connected to one end of the piston and is located in the air cavity, the air cavity is communicated with a main channel, the main channel is communicated with an air suction channel and an air blowing channel, a first one-way valve is mounted in the air blowing channel, a second one-way valve is mounted in the air suction channel, a fixed block is mounted in the main channel, and; in the structure, the motor can also drive the cam to rotate through belt wheel transmission, the cam pressurizes the piston when rotating, the piston continuously sucks the steam in the medicine cavity into the flushing cavity when reciprocating, the speed of the steam entering the flushing cavity is increased, and the working efficiency is improved.

Preferably, the medicine cavity is connected with a sliding plate in a sliding manner, so that the medicine cavity is convenient to close.

Preferably, the flushing cavity is in threaded connection with a cover body, so that the flushing cavity can be closed conveniently.

Preferably, the flushing cavity is communicated with a liquid drainage channel, and a valve is arranged in the liquid drainage channel, so that the solution in the flushing cavity can be conveniently drained after the catheter is cleaned.

Preferably, a switch is mounted on the upper surface of the shell and electrically connected with the heater, so that the heater can be controlled conveniently through the switch.

Preferably, the fixed block is positioned between the air blowing channel and the air suction channel, and the surface of the fixed block is provided with a through hole so that steam can pass through the fixed block.

Preferably, blocking pieces are arranged on two sides of the movable blocking piece, the edge of the blocking piece, close to one side of the air blowing channel, of the movable blocking piece is positioned on the outer side of the through hole, and the edge of the blocking piece, close to one side of the air suction channel, of the movable blocking piece is positioned on the inner side of the through hole; in the structure, steam blows to the fixed block from the left side and can extrude the left separation blade of the movable stop block, the separation blade can block the through hole at the moment, the steam can not pass through, otherwise, the separation blade on the right side of the movable stop block can pass through.

The invention has the following beneficial effects:

1. by using the heater, the medicine cavity, the flushing cavity and the gas transmission channel, when the catheter is flushed in the flushing cavity, the liquid medicine in the medicine cavity can be heated by the heater, then the catheter in the flushing cavity is blown by the gas transmission channel, the steam can disinfect and clean the inside and the outside of the catheter, particularly, the inside of the catheter can be disinfected quickly, the cleaning is thorough, and the cleaning is more convenient and efficient compared with manual cleaning;

2. according to the invention, through the use of the first gear, the second gear, the third gear, the fourth gear and the belt, when the motor works, on one hand, the motor drives the stirring shaft to stir the cleaning liquid and the catheter in the flushing cavity through gear transmission, on the other hand, the cam is driven to rotate through belt wheel transmission, and then the piston is indirectly driven to do periodic reciprocating motion, so that steam in the medicine cavity is continuously sucked into the flushing cavity, the speed of the steam entering the flushing cavity is increased, and the disinfection and cleaning efficiency is indirectly increased.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic three-dimensional structure of a catheter flushing device of the present invention;

FIG. 2 is a schematic view of the internal structure of the catheter flushing device of the present invention;

FIG. 3 is a right side view of a catheter irrigation device of the present invention;

FIG. 4 is a cross-sectional view taken along the line A-A in FIG. 3;

FIG. 5 is an enlarged view of area A of FIG. 4;

FIG. 6 is an enlarged view of area B of FIG. 4;

fig. 7 is an enlarged view of the region C in fig. 6.

In the drawings, the components represented by the respective reference numerals are listed below:

1-housing, 101-leg, 102-drainage channel, 103-drug cavity, 104-flushing cavity, 105-air cavity, 106-main channel, 107-air blowing channel, 108-air suction channel, 109-air delivery channel, 2-cover, 3-switch, 4-slide, 5-valve, 6-heater, 7-stirring shaft, 701-stirring rod, 702-first gear, 8-first driven shaft, 801-second gear, 802-third gear, 9-motor, 901-fourth gear, 10-belt, 11-second driven shaft, 12-cam, 13-piston, 14-spring, 15-first one-way valve, 16-second one-way valve, 17-third one-way valve, 18-fixed block, 1801-through hole, 19-movable stop.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper," "middle," "outer," "inner," "around," and the positional relationships are used merely for convenience in describing the present invention and for simplicity in description, and are not intended to indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

Referring to fig. 1-7, the invention is a catheter flushing device, comprising a housing 1 and a plurality of support legs 101, wherein the lower surface of the housing 1 is fixedly connected with the support legs 101, a medicine cavity 103 and a flushing cavity 104 are formed in the housing 1, a heater 6 is arranged in the medicine cavity 103, a stirring shaft 7 is rotatably connected in the flushing cavity 104, a plurality of stirring rods 701 are fixedly connected to the circumferential side of the stirring shaft 7, a gas transmission channel 109 is also formed between the medicine cavity 103 and the flushing cavity 104, and a third one-way valve 17 is arranged in the gas transmission channel 109; in the above-mentioned structure, the liquid medicine in the medicine chamber 103 passes through the heating of heater 6 and produces high temperature steam, then steam gets into through defeated gas passageway 109 and washes chamber 104, and steam can disinfect the washing to catheter inside and outside, especially can disinfect fast inside the catheter, and is convenient high-efficient.

A motor 9 is further installed inside the shell 1, a motor shaft of the motor 9 is fixedly connected with a fourth gear 901, the fourth gear 901 is meshed with a third gear 802, one end of the third gear 802 is fixedly connected with a first driven shaft 8, one end of the first driven shaft 8 is fixedly connected with a second gear 801, the second gear 801 is meshed with a first gear 702, and the first gear 702 is fixedly connected with the lower end face of the stirring shaft 7; in the structure, the motor 9 can drive the stirring shaft 7 to rotate under the action of gear transmission when rotating, so that the stirring rod 701 can quickly stir the catheter and the cleaning liquid in the flushing cavity 104, and the catheter and the cleaning liquid can be quickly and fully contacted.

A second driven shaft 11 is further rotatably connected in the shell 1, belt pulleys are mounted on the circumferential side surface of the second driven shaft 11 and the circumferential side surface of a motor shaft of the motor 9, a belt 10 is connected between the belt pulleys, a cam 12 is fixedly connected to the upper end surface of the second driven shaft 11, a piston 13 is in sliding fit with the circumferential side surface of the cam 12, an air cavity 105 is in sliding fit with the piston 13, the air cavity 105 is located in the shell 1, a spring 14 is fixedly connected to one end of the piston 13, the spring 14 is located in the air cavity 105, the air cavity 105 is communicated with a main channel 106, the main channel 106 is communicated with an air suction channel 108 and an air blowing channel 107, a first one-way valve 15 is mounted in the air blowing channel 107, a second one-way valve 16 is mounted in the air suction; in the structure, the motor 9 can also drive the cam 12 to rotate through belt wheel transmission, the cam 12 pressurizes the piston 13 when rotating, and the piston 13 continuously sucks the steam in the medicine cavity 103 into the flushing cavity 104 when reciprocating, so that the speed of the steam entering the flushing cavity 104 is increased, and the working efficiency is improved.

Further, the medicine cavity 103 is slidably connected with a slide plate 4, which facilitates closing the medicine cavity 103.

Further, the rinsing cavity 104 is screwed with the cover body 2, so as to facilitate closing the rinsing cavity 104.

Furthermore, the flushing cavity 104 is communicated with a drainage channel 102, and a valve 5 is arranged in the drainage channel 102, so that the solution in the flushing cavity 104 can be conveniently drained after the catheter is cleaned.

Further, a switch 3 is installed on the upper surface of the shell 1, and the switch 3 is electrically connected with the heater 6, so that the heater 6 can be controlled conveniently through the switch 3.

Further, the fixing block 18 is located between the air blowing passage 107 and the air suction passage 108, and a through hole 1801 is formed in the surface of the fixing block 18 to allow steam to pass through the fixing block 18.

Furthermore, blocking pieces are arranged on two sides of the movable block 19, the edge of the blocking piece, close to the side of the air blowing channel 107, of the movable block 19 is located on the outer side of the through hole 1801, and the edge of the blocking piece, close to the side of the air suction channel 108, of the movable block 19 is located on the inner side of the through hole 1801; in the structure, steam blows to the fixed block 18 from the left side and extrudes the left baffle of the movable baffle 19, at the moment, the baffle blocks the through hole 1801, and the steam cannot pass through, otherwise, the steam can pass through the right baffle of the movable baffle 19.

Referring to fig. 1-7, the present invention is a catheter flushing device, which uses a motor 9 with an output power of 300W-2200W, and the usage method thereof is:

the method comprises the following steps: placing the catheter into the flush chamber 104 and then adding a cleaning fluid;

step two: the motor 9 is started, the stirring shaft 7 is driven to rotate through gear transmission, the stirring shaft 7 drives the stirring rod 701 to stir the catheter and the cleaning liquid, the catheter is quickly cleaned, the valve 5 is opened after the catheter is cleaned for a period of time, the cleaning liquid is discharged through the liquid discharge channel 102, and then the valve 5 and the motor 9 are closed;

step three: the medicine cavity 103 is opened, cleaning liquid medicine is added into the medicine cavity 103, then the heater 6 is started through the switch 3 to generate a large amount of steam, then the motor 9 is started, the motor 9 drives the cam 12 to rotate through belt wheel transmission, the cam 12 is oiled with the piston 13, the piston 13 reciprocates under the combined action of the cam 12 and the spring 14, the steam is continuously sucked into the gas transmission channel 109 in the process, then the steam is blown to the washing cavity 104, and high-temperature steam sterilization is carried out inside and outside the urine guide tube.

Step four: after the sterilization is completed, the motor 9 and the heater 6 are turned off, and the steam is discharged from the liquid discharge passage 102 after being cooled.

As shown in fig. 2, pulleys are mounted on the second driven shaft 11 and the peripheral side surface of the motor shaft of the motor 9, so that the belt 10 can be mounted conveniently.

It should be noted that, as shown in fig. 5, 6 and 7, when the air chamber 105 sucks air, steam enters the air delivery passage 109 through the third check valve 17, and enters the main passage 106 through the second check valve 16 in a small amount, when the air chamber 105 blows air, the air presses the movable stopper 19 to block the through hole 1801, and then the steam in the main passage 106 and the air delivery passage 109 is blown into the rinsing chamber 104.

It should be further noted that the slide 4 may be partially opened to relieve pressure if the pressure in the flushing chamber 104 is too high to allow steam to enter.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. A catheter irrigation device, includes casing (1) and a plurality of stabilizer blade (101), casing (1) lower surface and stabilizer blade (101) fixed connection, its characterized in that:

a medicine cavity (103) and a flushing cavity (104) are formed in the shell (1), a heater (6) is installed in the medicine cavity (103), a stirring shaft (7) is rotationally connected in the flushing cavity (104), a plurality of stirring rods (701) are fixedly connected to the peripheral side face of the stirring shaft (7), a gas transmission channel (109) is further formed between the medicine cavity (103) and the flushing cavity (104), and a third one-way valve (17) is installed in the gas transmission channel (109);

a motor (9) is further installed inside the shell (1), a motor shaft of the motor (9) is fixedly connected with a fourth gear (901), the fourth gear (901) is meshed with a third gear (802), one end of the third gear (802) is fixedly connected with a first driven shaft (8), one end of the first driven shaft (8) is fixedly connected with a second gear (801), the second gear (801) is meshed with a first gear (702), and the first gear (702) is fixedly connected with the lower end face of the stirring shaft (7);

the air purifier is characterized in that a second driven shaft (11) is further rotatably connected in the shell (1), belt pulleys are respectively arranged on the circumferential side surface of the second driven shaft (11) and the circumferential side surface of a motor shaft of the motor (9), a belt (10) is connected between the belt pulleys, a cam (12) is fixedly connected to the upper end surface of the second driven shaft (11), a piston (13) is arranged on the circumferential side surface of the cam (12) in a sliding fit manner, the piston (13) is provided with an air cavity (105) in a sliding fit manner, the air cavity (105) is arranged in the shell (1), one end of the piston (13) is fixedly connected with a spring (14), the spring (14) is arranged in the air cavity (105), the air cavity (105) is communicated with a main channel (106), the main channel (106) is communicated with an air suction channel (108) and an air blowing channel (107), a first one-way valve (15) is arranged in the air blowing channel (107, a fixed block (18) is installed in the main channel (106), and a movable stop block (19) is connected to the fixed block (18) in a sliding mode.

2. A catheter irrigation device according to claim 1 wherein a slide (4) is slidably attached to said drug chamber (103).

3. A catheter irrigation device according to claim 1 wherein the irrigation chamber (104) is threadedly connected to the cap (2).

4. A catheter irrigation device according to claim 1 wherein the irrigation chamber (104) is connected to a drainage channel (102), and wherein a valve (5) is arranged in the drainage channel (102).

5. A catheter flushing device according to claim 1, characterized in that a switch (3) is mounted on the upper surface of the casing (1), and the switch (3) is electrically connected with the heater (6).

6. A catheter flushing device according to claim 1, characterized in that the fixing block (18) is located between the air blowing channel (107) and the air suction channel (108), and a through hole (1801) is formed in the surface of the fixing block (18).

7. A catheter flushing device according to claim 1, characterized in that blocking pieces are arranged on two sides of the movable blocking piece (19), the edge of the blocking piece on one side of the movable blocking piece (19) close to the air blowing channel (107) is positioned outside the through hole (1801), and the edge of the blocking piece on one side of the movable blocking piece (19) close to the air suction channel (108) is positioned inside the through hole (1801).