CN113952525B - An anti-leakage catheterization device - Google Patents

Abstract

The invention discloses an anti-seepage urethral catheterization device, which relates to the technical field of medical appliances, and has the technical scheme that: the end part of the urethral catheterization hose body is provided with a collecting cavity, the side wall of the collecting cavity is provided with a plurality of liquid inlets, an expanding bag is arranged at the position, close to the collecting cavity, of the urethral catheterization hose body, and a urethral catheter, a liquid injection pipe, a lubricating liquid chamber, a branch pipe I and an annular overflow pipe are arranged in the urethral catheterization hose body; the side wall of the urethral catheterization hose body is provided with a branch pipe body, and a branch pipe II is arranged in the branch pipe body; a sealing switch is arranged in the second branch pipe; the end part of the catheter is connected with the collecting cavity, the end part of the catheter far away from the collecting cavity sequentially penetrates through the expanding bag and the lubricating fluid chamber, and the end part of the catheter far away from the collecting cavity is positioned outside the catheter hose body. The urine guiding device can be used for filling the dilating bag with the collected urine, and has simple structure and convenient operation; meanwhile, the urethral catheterization device can lubricate the urethra in real time, and pain of a patient in the catheterization process is reduced.

Description

An anti-leakage catheterization device

technical field

The invention relates to the technical field of medical instruments, more specifically, it relates to an anti-leakage catheterization device.

Background technique

A urinary catheter is a tube inserted through the urethra into the bladder to drain urine. It is a tube made of natural rubber, silicone rubber or polyvinyl chloride (PVC), which can be inserted into the bladder through the urethra to drain urine. After the catheter is inserted into the bladder, there is a balloon near the tip of the catheter to fix the catheter The tube stays in the bladder and does not come out easily, and the drainage tube is connected to a urine bag to collect urine.

The existing urinary catheterization device has the following problems:

1. The expansion bag of the fixed catheterization device is often filled with liquid or gas through an external device, which has a complex structure and is inconvenient to operate;

2. The fixed catheterization device cannot lubricate the urethra in real time, which will increase the pain of the patient during the catheterization process.

Contents of the invention

The object of the present invention is to provide an anti-leakage catheterization device, which can use the collected urine to fill the dilation sac, has a simple structure and is easy to operate; at the same time, the catheterization device can lubricate the urethra in real time, Reduce the patient's pain during catheterization.

The above-mentioned technical purpose of the present invention is achieved by the following technical solutions: an anti-leakage catheterization device, comprising a catheter body, the end of the catheter body is provided with a collection chamber, the collection chamber The side wall of the catheter is provided with a plurality of liquid inlet holes, and the body of the catheter tube is provided with an expansion bag near the collecting cavity, and the body of the catheter tube is provided with a catheter, a liquid injection tube, a lubricating fluid chamber, A branch pipe and an annular overflow pipe; the side wall of the urinary catheter body is provided with a branch pipe body, and the branch pipe body is provided with a branch pipe two; the branch pipe two is provided with a sealing switch;

The end of the catheter is connected to the collecting cavity, and the end of the catheter away from the collecting cavity passes through the expansion bag and the lubricating fluid chamber in turn, and the end of the catheter away from the collecting cavity is located in the catheter soft The outside of the tube body, and the end of the catheter away from the collection chamber is provided with a urine collection device;

The end of the liquid injection tube is connected to the expansion bag, and the end of the liquid injection tube away from the expansion bag passes through the lubricating liquid chamber and is connected to the urine collection device;

The end of the first branch pipe is connected to the bottom of the lubricating liquid chamber, the end of the first branch pipe far away from the lubricating liquid chamber is connected to the second branch pipe; the end of the second branch pipe far away from the lubricating liquid chamber is provided with an injection device;

The top of the annular overflow pipe is connected to the lubricating liquid chamber, and the outer wall of the annular overflow pipe is provided with a plurality of liquid outlets;

The urine collection device includes a urine storage, a movable device, a rotating block, a driving lever, a fixed block and a blocking block; the side walls of the fixed block and the rotating block are fixedly connected to the inner side wall of the urine storage, and the Both the fixed block and the rotating block are located on the top of the urine storage, the bottom of the fixed block is in contact with the top of the rotating block, and the ends of the catheter and the injection tube are connected to the fixed block; the urine The side wall of the reservoir is provided with a rotating groove, the driving rod is located in the rotating groove, and the end of the driving rod is fixedly connected with the side wall of the rotating block; a through hole is provided in the rotating block; The side wall of the liquid storage container is connected with the blocking block; the side wall of the movable device is connected with the inner side wall of the urine storage container.

By adopting the above-mentioned technical scheme, the urinary catheter and the injection tube are connected to the fixed block at the same time, and the movable device is movably connected to the urine reservoir, so that not only the urine can be collected, but also the urine can be filled into the expansion bag , so that there is no need for an external inflation or liquid injection device to fix the catheterization device, achieving the effect of simple structure and convenient operation; by connecting the first branch pipe with the second branch pipe, the second branch pipe is connected with the injection device, the lubricating liquid chamber and the annular overflow The tube is connected, so that the lubricating liquid can be injected into the lubricating liquid chamber through the injection device, and the lubricating liquid in the lubricating liquid chamber overflows from the annular overflow pipe into the urethra, so that the urethra can be lubricated in real time to reduce the pain of the patient Effect.

The present invention is further set as: the inner wall of the catheter is provided with a one-way flow device; the one-way flow device includes a fixed plate, a flexible spring, fixed plate one, fixed plate two and a movable baffle; the fixed plate The side walls of the first plate and the second fixed plate are fixedly connected with the side wall of the urinary catheter, the first fixed plate is provided with a plurality of through holes two, the bottom of the fixed plate one is fixedly connected with the end of the flexible spring, The end of the soft spring away from the fixed plate 1 is fixedly connected to the top of the movable baffle, and the top of the movable baffle is in contact with the bottom of the fixed plate 2, and the fixed plate 2 is provided with a through hole 3 .

By adopting the above technical solution, the flexible spring is fixedly connected to the movable baffle, and the movable baffle is in contact with the fixed plate, so that the urine can flow in one direction and the phenomenon of urine backflow can be prevented.

The present invention is further provided that: the sealed switch includes a plurality of rubber petals, and the multiple rubber petals are tightly fitted.

By adopting the above technical scheme, the sealing switch is composed of multiple rubber flaps, so that when the injection device passes through the rubber flaps, it can be connected with the second branch pipe, and when the injection device is pulled out, the second branch pipe is sealed to achieve the effect of convenient injection of lubricant.

The present invention is further configured as follows: the injection device includes a spray head, a lubricant injector, a piston plate 2 and a handle 2; the end of the spray head is connected to the lubricant injector, and the end of the spray head is far away from the lubricant injector Through the sealing switch, the side wall of the piston plate 2 is connected to the inner side wall of the lubricant injector, the end of the handle 2 is fixedly connected to the side wall of the piston plate 2, and the handle 2 is far away from the side wall of the piston plate 2. The end is located at the lubricant injector; the outer side wall of the lubricant injector is connected with the side wall of the cylindrical groove.

By adopting the above technical scheme, the outer wall of the lubricant injector is threadedly connected with the side wall of the cylindrical groove, and the lubricant injector can be connected to the second branch pipe by rotating the lubricant injector so that the spray head passes through the rubber valve. The operator only needs to Pushing the handle 2 makes the piston plate push the lubricant into the branch pipe 2, so that the lubricant can be injected in real time.

The present invention is further configured as follows: the movable device includes a piston plate one and a handle one; the side wall of the piston plate one is connected to the inner side wall of the urine storage container, and the end of the handle one is connected to the end of the piston plate one The bottom is fixedly connected, and the end of the handle one away from the piston plate one is located outside the urine storage container.

By adopting the above-mentioned technical scheme, the piston plate one is movably connected with the urine storage container, so that the urine can be pushed into the expansion bag, and the effect of facilitating the fixing of the urinary catheterization device can be achieved.

In summary, the present invention has the following beneficial effects:

1. Connect the urinary catheter and the injection tube to the fixed block at the same time, and the movable device is movably connected to the urine storage, so that not only the urine can be collected, but also the urine can be filled into the expansion bag, thus eliminating the need for The external inflation or liquid injection device fixes the catheterization device to achieve the effect of simple structure and convenient operation;

2. By connecting the branch pipe 1 with the branch pipe 2, the branch pipe 2 is connected with the injection device, and the lubricating liquid chamber is connected with the annular overflow pipe, so that the lubricating liquid can be injected into the lubricating liquid chamber through the injection device, and the lubricating liquid chamber The lubricating fluid overflows from the annular overflow pipe into the urethra, so that the urethra can be lubricated in real time, so as to reduce the pain of the patient.

Description of drawings

Fig. 1 is a side sectional view of an anti-leakage catheterization device in an embodiment of the present invention;

Fig. 2 is a side view of an anti-leakage catheterization device in an embodiment of the present invention;

Fig. 3 is an enlarged view of place A in Fig. 1;

Fig. 4 is the enlarged view of place B in Fig. 1;

Fig. 5 is a schematic structural view of a sealing device in an embodiment of the present invention;

Fig. 6 is a front view of the rotating block in the embodiment of the present invention.

In the figure: 1. Liquid inlet hole; 2. Expansion bag; 3. Liquid outlet hole; 4. Ring overflow pipe; 5. Catheter hose body; 6. Liquid injection pipe; 7. Fixed block; 8. Rotating block ; 9, piston plate one; 10, handle one; 11, urine storage container; 12, blockage block; Urinary tube; 18, collection cavity; 19, rotating groove; 20, branch pipe body; 21, through hole three; 22, movable baffle; 23, fixed plate two; 24, soft spring; 25, fixed plate one; 26, 27, injection head; 28, rubber flap; 29, cylindrical groove; 30, handle 2; 31, piston plate 2; 32, lubricant injector; 33, through hole 1.

Detailed ways

The present invention will be described in further detail below in conjunction with accompanying drawings 1-6.

Embodiment: a kind of anti-leakage catheterization device, as shown in Fig. 1 to Fig. 6, comprises catheterization hose body 5, the end of catheterization hose body 5 has collection chamber 18, and the side wall of collection chamber 18 There are a plurality of liquid inlet holes 1, and the catheter body 5 is embedded with an expansion bag 2 near the collection cavity 18. The part of the catheter body 5 located in the catheter body 5 is made of hard material and cannot be expanded. 2. The remaining parts are made of soft materials and can be expanded; the catheter body 5 is provided with a catheter 17, a liquid injection tube 6, a lubricating fluid chamber 16, a branch pipe 15 and an annular overflow pipe 4; The side wall of the body 5 is fixedly connected with a branch pipe body 20, and the branch pipe body 20 is provided with a branch pipe 2 14; a sealing switch is fixedly installed in the branch pipe 2 14;

The end of the urinary catheter 17 communicates with the collecting cavity 18, and the end of the urinary catheter 17 away from the collecting cavity 18 passes through the expansion bag 2 and the lubricating fluid chamber 16 successively, and the end of the urinary catheter 17 away from the collecting cavity 18 is located in the catheter The outside of the urine hose body 5, and the end of the catheter 17 away from the collection cavity 18 is fixedly connected with a urine collection device;

The end of the liquid injection tube 6 communicates with the expansion bag 2, and the end of the liquid injection tube 6 away from the expansion bag 2 passes through the lubricating liquid chamber 16 and communicates with the urine collection device;

The end of the first branch pipe 15 communicates with the bottom of the lubricating liquid chamber 16, and the end of the first branch pipe 15 away from the lubricating liquid chamber 16 communicates with the second branch pipe 14; the end of the second branch pipe 14 away from the lubricating liquid chamber 16 is connected by thread and injection device;

The top of the annular overflow pipe 4 communicates with the lubricating liquid chamber 16, and the outer wall of the annular overflow pipe 4 is provided with a plurality of liquid outlet holes 3;

The urine collection device includes a urine storage container 11, a movable device, a rotating block 8, a driving lever 13, a fixed block 7 and a blocking block 12; connection, the fixed block 7 and the rotating block 8 are all located at the top outlet end of the urine storage container 11, the bottom of the fixed block 7 is in contact with the top of the rotating block 8, and the ends of the catheter 17 and the injection tube 6 are all in contact with the top of the rotating block 8. The fixed block 7 is connected; the side wall of the urine storage container 11 is provided with a rotating groove 19, the driving rod 13 is located in the rotating groove 19, and the end of the driving rod 13 is fixedly connected with the side wall of the rotating block; the rotating block 8 is provided with Through hole one 33, through hole one 33, catheter 17 and liquid injection tube 6 have the same diameter; the side wall of urine storage 11 is detachably connected to blocking block 12 .

In this embodiment, when the operator uses the catheterization device, the catheter body 5 is inserted along the urethra. During the insertion into the urethra, the lubricant is injected into the catheterization device through the injection device, and the lubricant passes through the branch tube 2 14 And the branch pipe 15 enters the lubricating liquid chamber 16, and then flows into the annular overflow pipe 4 from the softening liquid chamber. When the lubricant flows along the annular overflow pipe 4, it will flow out from different liquid outlet holes 3, Lubrication can be carried out when inserting the urinary catheter body 5 like this; After 33 is aligned with the urinary catheter 17, pull the handle 10 to make the piston plate 9 move away from the rotating block 8. Due to the negative pressure in the urine storage 11, urine can enter the urinary catheter 17 And pass through the one-way flow device in the urinary catheter 17, after the urine enters the urine storage container 11, the operator turns the driving lever 13 again so that the through hole 33 is aligned with the injection tube 6, and then pushes the handle 1 10. The handle 10 drives the piston plate 9 to move towards the rotating block 8, and the urine passes through the liquid injection tube 6 and enters the expansion bag 2. Since the expansion bag 2 is made of hard material at the catheter body 5, The other positions are made of soft materials, so that urine can expand the dilation sac 2 to achieve a fixed effect. After the dilation 2 is expanded, turn the lever 13 so that the through hole 1 33 is not in contact with the injection tube 6 and the urinary catheter. The tube 17 is connected, so that the sealing of the expansion bag 2 is realized; when the catheterization device is used up, the lever 13 can be rotated so that the through hole 33 is connected with the injection tube 6, and then the handle 10 is pulled to expand the bladder. All the urine in the bag 2 is recovered into the urine storage container 11, and then the blocking block 12 is opened to allow the urine to flow out from the blocking block 12 position.

The inner sidewall of urinary catheter 17 is fixedly installed with one-way flow device; One-way flow device comprises fixed plate, flexible spring 24, fixed plate one 25, fixed plate two 23 and movable baffle plate 22; Fixed plate one 25 and fixed plate The side walls of two 23 are all fixedly connected with the side walls of the urinary catheter 17, and the fixed plate one 25 has a plurality of through holes two 26, and the bottom of the fixed plate one 25 is fixedly connected with the end of the flexible spring 24, and the flexible spring 24 is fixedly connected to the top of the movable baffle 22 away from the end of the fixed plate 1 25, and the top of the movable baffle 22 is in contact with the bottom of the fixed plate 2 23, and the fixed plate 2 23 has a through hole 3 21.

In this embodiment, the specific implementation of the one-way passage of urine through the one-way circulation device mentioned above is that the urine passes through the second through hole 26, and a downward thrust is applied to the movable baffle 22, so that the movable baffle 22 Stretching the flexible spring 24, and the movable baffle 22 is separated from the fixed plate 2 23, the urine can pass through the through hole 3 21, and when flowing backwards, the movable baffle 22 will be in close contact with the fixed plate 2 23, so The effect of one-way flow of urine is realized.

The sealed switch includes a plurality of rubber petals 28 that fit snugly.

In this embodiment, the sealing switch is composed of a plurality of rubber flaps 28. When the injection device is not inserted into the cylindrical groove 29 in the branch pipe body 20, the injection device passes through the sealing switch, and the rubber flaps 28 will be stretched, so that the injection The device is connected with the second branch pipe 14, and the lubricant can be injected. When the injection device is pulled out, the rubber plate will immediately reset and fit tightly, so that the sealing effect on the second branch pipe 14 is realized.

The injection device includes a spray head 27, a lubricant injector 32, a piston plate 2 31 and a handle 2 30; the end of the spray head 27 is connected with the lubricant injector 32, and the end of the spray head 27 away from the lubricant injector 32 passes through the seal switch , the side wall of the piston plate 2 31 is connected with the inner side wall of the lubricant injector 32, the end of the handle 2 30 is fixedly connected with the side wall of the piston plate 31, and the end of the handle 2 30 away from the piston plate 31 is located at the lubricating The lubricant injector 32; the outer wall of the lubricant injector 32 is connected with the side wall of the cylindrical groove 29.

In this embodiment, the injection device injects the lubricant in the specific way of putting the injection head 27 of the lubricant injector 32 into the lubricant solution, and then pulls the handle 2 30 to make the lubricant enter the lubricant from the injection head 27. In the syringe 32, insert the lubricant syringe 32 into the branch pipe body 20 and rotate it. During the rotation, the injection head 27 will pass through the rubber flap 28, and the rubber flap 28 will be stretched, and then push the handle 2 30, The lubricant is injected into the branch pipe 14 through the piston plate 2 31, so that the effect of injecting the lubricant is realized; after the injection is completed, the lubricant injector 32 is taken out by reverse rotation, and the rubber flap 28 is tightly fitted, realizing the alignment of the branch pipe 2 14 sealing effect.

The movable device comprises a piston plate-9 and a handle-10; the side wall of the piston plate-9 is connected with the inner wall of the urine storage container 11, and the end of the handle-10 is fixedly connected with the bottom of the piston plate-9, and the handle The end of one 10 away from the piston plate one 9 is located outside the urine reservoir 11 .

In this embodiment, both the catheterization and the filling of the expansion bag 2 are realized by pulling or pushing the handle one 10 .

Working principle: Connect the urinary catheter 17 and the injection tube 6 to the fixed block 7 at the same time, and the movable device is movably connected to the urine storage 11, not only can the urine be collected, but also the urine can be filled into the expansion bag In 2, there is no need for an external inflation or liquid injection device to fix the catheterization device, so as to achieve the effect of simple structure and convenient operation; by connecting the first branch pipe 15 and the second branch pipe 14, the second branch pipe 14 is connected with the injection device, and the lubricating liquid chamber The chamber 16 communicates with the annular overflow pipe 4, so that the lubricating liquid can be injected into the lubricating liquid chamber 16 through the injection device, and the lubricating liquid in the lubricating liquid chamber 16 overflows from the annular overflow pipe 4 into the urethra, so that Lubricate the urethra in real time to reduce the pain of the patient.

This specific embodiment is only an explanation of the present invention, and it is not a limitation of the present invention. Those skilled in the art can make modifications to this embodiment without creative contribution as required after reading this specification, but as long as they are within the rights of the present invention All claims are protected by patent law.

Claims (5)

1. An antiseep catheterization device comprises a catheterization hose body (5), and is characterized in that: the end part of the urethral catheterization hose body (5) is provided with a collecting cavity (18), the side wall of the collecting cavity (18) is provided with a plurality of liquid inlets (1), an expanding bag (2) is arranged at the position, close to the collecting cavity (18), of the urethral catheterization hose body (5), and a catheter (17), a liquid injection pipe (6), a lubricating liquid chamber (16), a branch pipe I (15) and an annular overflow pipe (4) are arranged in the urethral catheterization hose body (5); a branch pipe body (20) is arranged on the side wall of the catheterization hose body (5), and a branch pipe II (14) is arranged in the branch pipe body (20); a sealing switch is arranged in the branch pipe II (14);

the end part of the urinary catheter (17) is connected with the collecting cavity (18), the end part of the urinary catheter (17) far away from the collecting cavity (18) sequentially penetrates through the expansion bag (2) and the lubricating fluid cavity (16), the end part of the urinary catheter (17) far away from the collecting cavity (18) is positioned outside the urinary catheter hose body (5), and a urine collecting device is arranged at the end part of the urinary catheter (17) far away from the collecting cavity (18);

the end part of the liquid injection pipe (6) is connected with the expansion bag (2), and the end part of the liquid injection pipe (6) far away from the expansion bag (2) penetrates through the lubricating liquid chamber (16) to be connected with the urine collecting device;

the end part of the first branch pipe (15) is connected with the bottom of the lubricating fluid chamber (16), and the end part of the first branch pipe (15) far away from the lubricating fluid chamber (16) is connected with the second branch pipe (14); an injection device is arranged at the end part of the second branch pipe (14) far away from the lubricating liquid chamber (16);

the top of the annular overflow pipe (4) is connected with a lubricating liquid chamber (16), and a plurality of liquid outlet holes (3) are formed in the outer side wall of the annular overflow pipe (4);

the urine collecting device comprises a urine storage (11), a movable device, a rotary block (8), a deflector rod (13), a fixed block (7) and a blocking block (12); the side walls of the fixed block (7) and the rotating block (8) are fixedly connected with the inner side wall of the urine storage (11), the fixed block (7) and the rotating block (8) are positioned at the top of the urine storage (11), the bottom of the fixed block (7) is contacted with the top of the rotating block (8), and the end parts of the catheter (17) and the liquid injection tube (6) are connected with the fixed block (7); the side wall of the urine storage device (11) is provided with a rotating groove (19), the deflector rod (13) is positioned in the rotating groove (19), and the end part of the deflector rod (13) is fixedly connected with the side wall of the rotating block; a first through hole (33) is formed in the rotating block (8); the side wall of the urine reservoir (11) is connected with the blocking block (12).

2. The leak-proof urinary catheterization apparatus of claim 1, wherein: the inner side wall of the catheter (17) is provided with a unidirectional circulation device; the unidirectional flow device comprises a fixed plate, a soft spring (24), a first fixed plate (25), a second fixed plate (23) and a movable baffle (22); the side walls of the first fixing plate (25) and the second fixing plate (23) are fixedly connected with the side wall of the catheter (17), the first fixing plate (25) is provided with a plurality of second through holes (26), the bottom of the first fixing plate (25) is fixedly connected with the end part of the soft spring (24), the end part of the soft spring (24) away from the first fixing plate (25) is fixedly connected with the top of the movable baffle (22), the top of the movable baffle (22) is contacted with the bottom of the second fixing plate (23), and the second fixing plate (23) is provided with a third through hole (21).

3. The leak-proof urinary catheterization apparatus of claim 1, wherein: the sealing switch comprises a plurality of rubber flaps (28), and the rubber flaps (28) are closely attached.

4. The leak-proof urinary catheterization apparatus of claim 1, wherein: the injection device comprises a jet head (27), a lubricant injector (32), a piston plate II (31) and a grip II (30); the end part of the injection head (27) is connected with the lubricant injector (32), the end part of the injection head (27) far away from the lubricant injector (32) penetrates through the sealing switch, the side wall of the piston plate II (31) is connected with the inner side wall of the lubricant injector (32), the end part of the grip II (30) is fixedly connected with the side wall of the piston plate II (31), and the end part of the grip II (30) far away from the piston plate II (31) is positioned on the lubricant injector (32); the outer side wall of the lubricant injector (32) is connected with the side wall of the cylindrical groove (29).

5. The leak-proof urinary catheterization apparatus of claim 1, wherein: the movable device comprises a piston plate I (9) and a grip I (10); the side wall of the first piston plate (9) is connected with the inner side wall of the urine storage device (11), the end part of the first handle (10) is fixedly connected with the bottom of the first piston plate (9), and the end part of the first handle (10) far away from the first piston plate (9) is positioned outside the urine storage device (11).