CN209917034U

CN209917034U - Tractive catheter

Info

Publication number: CN209917034U
Application number: CN201822230376.8U
Authority: CN
Inventors: 王久林
Original assignee: Jiangsu Province Official Hospital
Current assignee: Jiangsu Province Official Hospital
Priority date: 2018-12-28
Filing date: 2018-12-28
Publication date: 2020-01-10
Anticipated expiration: 2028-12-28

Abstract

The utility model belongs to the technical field of nursing materials technique and specifically relates to a tractive catheter, including the catheter body, the upper end of catheter body is equipped with bladder end sacculus, and the lower extreme of catheter body is equipped with the urethral orifice sacculus, and bottom one side of catheter body is equipped with the water injection pipe, and the intermediate sleeve of catheter body is equipped with the cast buckle. The utility model discloses a set up bladder end sacculus and urethral orifice sacculus on the catheter body, be convenient for carry on spacingly and fixedly to the catheter body in bladder and urethral orifice two places simultaneously, avoid catheter body slippage, the detachable cast buckle that the cooperation set up on the catheter body, can select suitable part extrusion urethral orifice according to the length of urethra, thereby play tractive catheter hemostasis by compression effect, can seal the urethral orifice clearance simultaneously, prevent that the bacterium from getting into the urethra, the prevention is infected, and effectively prevent that the urine from spilling over around the catheter.

Description

Tractive catheter

Technical Field

The utility model relates to a nursing materials technical field specifically is a tractive catheter.

Background

The catheter is a pipeline made of natural rubber, silicon rubber or polyvinyl chloride (PVC), can be inserted into the bladder through the 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 stay in the bladder so that the catheter is not easy to drop off, and the drainage tube is connected with a urine bag to collect urine.

The prior urethral catheter has simple structure and single model, and has a plurality of defects in the using process, such as: after the common catheter is inserted into the urethra, the tail end of the penis can not be fixed and can freely slide, so that the air sac at the bladder end of the catheter can not press the bladder neck, and for a patient after prostate operation, the urethra can not effectively press for hemostasis; after the common catheter is inserted into the urethra, because the end of the penis is open to the air, bacteria can enter the urethra, and the urethra is infected; after the common catheter is inserted into the urethra, the air bag at the bladder end can slide freely and cannot press the bladder neck, and meanwhile, the gap between the catheter at the penis end and the urethra has no urine blocking effect, so that urine can overflow around the catheter frequently. In view of this, we propose a towable urinary catheter.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tractive catheter to the current catheter that provides in solving above-mentioned background art has more not enough problem when using.

In order to achieve the above object, the utility model provides a following technical scheme:

a tractive catheter, which comprises a catheter body, wherein the top end of the catheter body is provided with a tube head, the outer side wall of the upper end of the catheter body is sleeved with a bladder end sacculus, the lower end of the bladder end sacculus is provided with a first water injection pipe, the bottom end of the first water injection pipe is provided with a first valve, the outer side wall of the lower end of the catheter body is sleeved with a urethral orifice sacculus, the lower end of the urethral orifice sacculus is provided with a second water injection pipe, the bottom end of the second water injection pipe is provided with a second valve, a water injection pipe is arranged on one side of the bottom end of the catheter body, a water injection valve is arranged at the bottom end of the water injection pipe, a check valve is arranged in the water injection valve, a rubber plug is also arranged in the water injection valve, a pipe-shaped buckle is sleeved in the middle of the catheter body, the tubular buckle comprises a sleeve, bowl-shaped ends are arranged at the upper end and the lower end of the sleeve, and an opening seam is formed in one side wall of the tubular buckle.

Preferably, the tube head is bullet-shaped, and the tube head and the catheter body are of an integrally formed structure.

Preferably, the bladder end balloon is fixed on the outer side wall of the catheter body in a melting mode, the first water injection pipe is fixed on the inner side wall of the catheter body in a melting mode, the top end of the first water injection pipe penetrates through the side wall of the catheter body and then is communicated into the bladder end balloon, and the bottom end of the first water injection pipe penetrates through the side wall of the catheter body and then extends out of the catheter.

Preferably, the first valve is fixedly sleeved on the outer side wall of the bottom end of the first water injection pipe.

Preferably, the urethral orifice sacculus melting is fixed on the lateral wall of catheter body, the second water injection pipe melting is fixed on the inside wall of catheter body, the top of second water injection pipe passes communicate behind the lateral wall of catheter body in the urethral orifice sacculus, the bottom of second water injection pipe passes extend to outside the pipe behind the lateral wall of catheter body.

Preferably, the second valve is fixedly sleeved on the outer side wall of the bottom end of the second water injection pipe, the size of the second water injection pipe is equal to that of the first water injection pipe, and the shape and the size of the second valve are the same as those of the first valve.

Preferably, the water injection pipe communicates this internally of catheter, the fixed inlay in top of water injection pipe is established in the lateral wall of catheter body, the bottom fixed joint of water injection pipe is in the water injection valve, the check valve melting is fixed on the inside wall of water injection valve, the plug with the cooperation of water injection valve joint.

Preferably, the sleeve and the bowl-shaped end are of an integrally formed structure, and the inner diameter of the sleeve is larger than or equal to the outer diameter of the catheter body.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a set up bladder end sacculus and urethral orifice sacculus on the catheter body, be convenient for carry on spacingly and fixedly to the catheter body in bladder and urethral orifice two places simultaneously, avoid catheter body slippage, the detachable cast buckle that the cooperation set up on the catheter body, can select suitable part extrusion urethral orifice according to the length of urethra, thereby play tractive catheter hemostasis by compression effect, can seal the urethral orifice clearance simultaneously, prevent that the bacterium from getting into the urethra, the prevention is infected, and effectively prevent that the urine from spilling over around the catheter.

Drawings

Fig. 1 is a schematic view of the whole structure of the tractive catheter of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention;

fig. 3 is a schematic structural view of the catheter body of the present invention;

fig. 4 is a schematic cross-sectional structure view of the catheter body of the present invention;

fig. 5 is an enlarged schematic structural view of a portion a in fig. 4 according to the present invention;

fig. 6 is a schematic structural view of the tube-shaped buckle of the present invention.

In the figure: 1. a catheter body; 11. a pipe head; 2. a bladder end balloon; 21. a first water injection pipe; 22. a first valve; 3. a urethral meatus balloon; 31. a second water injection pipe; 32. a second valve; 4. a water injection pipe; 41. a water injection valve; 411. a check valve; 412. a rubber plug; 5. a pipe-shaped buckle; 50. opening the seam; 51. a sleeve; 52. a bowl-shaped end.

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.

In the description of the present invention, it is to be understood that the terms "middle", "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

Referring to fig. 1-6, the present invention provides a technical solution:

the utility model provides a tractive catheter, including catheter body 1, the top of catheter body 1 is equipped with tube head 11, the cover is equipped with bladder end sacculus 2 on the upper end lateral wall of catheter body 1, the lower extreme of bladder end sacculus 2 is equipped with first water injection pipe 21, the bottom of first water injection pipe 21 is equipped with first valve 22, the cover is equipped with urethral orifice sacculus 3 on the lower extreme lateral wall of catheter body 1, the lower extreme of urethral orifice sacculus 3 is equipped with second water injection pipe 31, the bottom of second water injection pipe 31 is equipped with second valve 32, bottom one side of catheter body 1 is equipped with water injection pipe 4, the bottom of water injection pipe 4 is equipped with water injection valve 41, be equipped with check valve 411 in the water injection valve 41, still be equipped with plug 412 in the water injection valve 41, the middle cover of catheter body 1 is equipped with cast buckle 5, cast buckle 5 includes sleeve pipe 51, sleeve 51's upper and lower both ends all are equipped with bowl shape end 52.

In this embodiment, the tube head 11 is bullet-shaped, so that the top end of the catheter body 1 is smooth and curved, the stimulation of the tube head 11 to the skin of the patient during intubation is reduced, and the tissue of the patient can be prevented from being scratched.

Further, the tube head 11 and the catheter body 1 are of an integrally formed structure, so that the whole structure of the catheter body 1 is firm and stable, and the possibility of breakage or falling off of the tube head 11 is reduced.

In this embodiment, the bladder end balloon 2 is fused and fixed on the outer side wall of the catheter body 1, so that the bladder end balloon 2 is firm, stable and well sealed.

Further, first water injection pipe 21 melting is fixed on the inside wall of catheter body 1, makes first water injection pipe 21 firm, avoids first water injection pipe 21 to influence the normal circulation of liquid in catheter body 1 inside.

Specifically, the top end of the first water injection tube 21 penetrates through the side wall of the catheter body 1 and then is communicated into the bladder end balloon 2, and the bottom end of the first water injection tube 21 penetrates through the side wall of the catheter body 1 and then extends out of the catheter, so that the bladder end balloon 2 can be conveniently injected with gas or injected with water from outside the catheter.

Further, the first valve 22 is fixedly sleeved on the outer side wall of the bottom end of the first water injection pipe 21, and the inner side wall of the first valve 22 is fixed with the outer side wall of the first water injection pipe 21 through melting, so that the joint is well sealed, and air leakage or liquid leakage is avoided.

In this embodiment, the melting of urethral orifice sacculus 3 is fixed on the lateral wall of catheter body 1, the melting of second water injection pipe 31 is fixed on the inside wall of catheter body 1, the top of second water injection pipe 31 is passed and is led to in the urethral orifice sacculus 3 after the lateral wall of catheter body 1, the bottom of second water injection pipe 31 extends to outside the tubes after passing the lateral wall of catheter body 1, the connection structure of urethral orifice sacculus 3 is the same with the connection structure of bladder end sacculus 2, make urethral orifice sacculus 3 firm, it is sealed good.

Further, the second valve 32 is fixedly sleeved on the outer side wall of the bottom end of the second water filling pipe 31.

Further, the second water injection pipe 31 and the first water injection pipe 21 have the same size, and the second valve 32 and the first valve 22 have the same shape and size, so that the bladder end balloon 2 and the urethral orifice balloon 3 can be injected with air or water by using the same type of injector.

In this embodiment, water injection pipe 4 communicates in catheter body 1, and the top of water injection pipe 4 is fixed to be inlayed and is established in catheter body 1's lateral wall, and it is fixed through the melting between the top lateral wall of water injection pipe 4 and catheter body 1's the lateral wall, makes its junction durable firm, sealed good, avoids gas leakage or weeping.

Further, the bottom end of the water injection pipe 4 is fixedly clamped in the water injection valve 41, and the outer side wall of the bottom end of the water injection pipe 4 is fixed with the inner side wall of the water injection valve 4 through melting, so that the joint is well sealed.

Further, the check valve 411 is fixed to the inner sidewall of the water injection valve 41 by melting, so that the check valve 411 and the water injection valve 41 are stably connected.

Specifically, check valve 411 is made by a plurality of fan-shaped silica gel pieces, and a plurality of fan-shaped silica gel pieces constitute complete circular cone, and the quantity of fan-shaped silica gel piece is three at least, can carry out normal water injection or the operation of drawing water in inserting the nipple of syringe in check valve 411 during the use, and check valve 411 automatic recovery after extracting the syringe avoids liquid countercurrent effectively.

Further, the rubber plug 412 is matched with the water injection valve 41 in a clamping mode, the water injection valve 41 is further sealed through the rubber plug 412, the sealing performance of the water injection valve 4 is improved, and air leakage or liquid leakage is avoided.

Specifically, the first valve 22, the second valve 32 and the filling valve 41 have the same internal structure, so that the first valve 22 and the second valve 32 have good sealing performance.

In addition, the catheter body 1, the bladder end sacculus 2, the urethral orifice sacculus 3 and the water injection pipe 4 are all made of medical-grade silicon rubber, and the materials are soft, elastic, good in toughness, high in comprehensive performance, wear-resistant and durable.

In this embodiment, the sleeve 51 and the bowl-shaped end 52 are integrally formed, so that the overall structure of the tubular buckle 5 is firm and stable.

Further, the internal diameter of sleeve pipe 51 is greater than or equal to the external diameter of catheter body 1, and the internal diameter of sleeve pipe 51 is preferably equal to the external diameter of catheter body 1 in this embodiment, makes cast buckle 5 can just the joint on catheter body 1, and the joint is firm, plays the effect of increase to urethra tractive strength, effectively blocks simultaneously that the urine flows along catheter body 1.

Specifically, the tubular buckle 5 is made of medical grade polypropylene, and is light in weight, low in cost, easy to mold, good in elasticity, wear-resistant and durable.

When the hula catheter is used, firstly, the clean catheter body 1 is taken, the catheter body 1 is inserted into the bladder of a patient according to the conventional intubation operation under the state that the two balloons are not injected with water or gas, then, the bladder end balloon 2 is inflated by injecting water through the first valve through the injector, the catheter body 1 is placed to slide out, then, the urethral orifice balloon 3 is inflated by injecting water through the second valve 32 through the injector, so that the urethral orifice is pressed, meanwhile, the bladder end balloon 2 generates the same pressing force on the bladder neck, in the operation process, the sizes of the two balloons can be adjusted through the water injection amount, and further, the pressing force of the balloons on the bladder neck and the urethral orifice is adjusted; after the operation, if a gap is left between the urethral orifice saccule 3 and the urethral orifice after water is injected or the compression force of the saccule is small, the matched tubular buckle 5 can be taken, the opening seam 50 of the tubular buckle 5 is broken off by fingers, and then the tubular buckle 5 is clamped on the catheter body 1, so that the bowl-shaped ends 52 at the two ends of the tubular buckle are respectively clung to the urethral orifice and the urethral orifice saccule 3, and the function of increasing the traction force to the urethra is achieved.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A towable urinary catheter comprising a catheter body (1), characterized in that: the urethral catheter comprises a catheter body (1), wherein a tube head (11) is arranged at the top end of the catheter body (1), a bladder end sacculus (2) is sleeved on the outer side wall of the upper end of the catheter body (1), a first water injection tube (21) is arranged at the lower end of the bladder end sacculus (2), a first valve (22) is arranged at the bottom end of the first water injection tube (21), a urethral orifice sacculus (3) is sleeved on the outer side wall of the lower end of the catheter body (1), a second water injection tube (31) is arranged at the lower end of the urethral orifice (3), a second valve (32) is arranged at the bottom end of the second water injection tube (31), a water injection tube (4) is arranged on one side of the bottom end of the catheter body (1), a water injection valve (41) is arranged at the bottom end of the water injection tube (4), a check valve (411) is arranged in the water injection valve (41), a rubber plug (412) is, the pipe-shaped buckle (5) comprises a sleeve (51), bowl-shaped end heads (52) are arranged at the upper end and the lower end of the sleeve (51), and an opening seam (50) is arranged on one side wall of the pipe-shaped buckle (5).

2. The towable urinary catheter of claim 1, wherein: the catheter head (11) is bullet-shaped, and the catheter head (11) and the catheter body (1) are of an integrally formed structure.

3. The towable urinary catheter of claim 1, wherein: the bladder end sacculus (2) is fixed on the outer side wall of the catheter body (1) in a melting mode, the first water injection pipe (21) is fixed on the inner side wall of the catheter body (1) in a melting mode, the top end of the first water injection pipe (21) penetrates through the side wall of the catheter body (1) and then is communicated into the bladder end sacculus (2), and the bottom end of the first water injection pipe (21) penetrates through the side wall of the catheter body (1) and then extends out of the catheter.

4. The towable urinary catheter of claim 1, wherein: the first valve (22) is fixedly sleeved on the outer side wall of the bottom end of the first water injection pipe (21).

5. The towable urinary catheter of claim 1, wherein: urethral orifice sacculus (3) melting is fixed on the lateral wall of catheter body (1), second water injection pipe (31) melting is fixed on the inside wall of catheter body (1), the top of second water injection pipe (31) is passed communicate behind the lateral wall of catheter body (1) in urethral orifice sacculus (3), the bottom of second water injection pipe (31) is passed extend to outside the tubes behind the lateral wall of catheter body (1).

6. The towable urinary catheter of claim 1, wherein: the fixed cover of second valve (32) is established on the bottom lateral wall of second water injection pipe (31), second water injection pipe (31) with the size of first water injection pipe (21) equals, second valve (32) with the shape, the size homogeneous phase of first valve (22).

7. The towable urinary catheter of claim 1, wherein: water injection pipe (4) communicate in catheter body (1), the top of water injection pipe (4) is fixed to be inlayed and is established in the lateral wall of catheter body (1), the bottom fixed joint of water injection pipe (4) is in water injection valve (41), check valve (411) melting is fixed on the inside wall of water injection valve (41), plug (412) with the cooperation of water injection valve (41) joint.

8. The towable urinary catheter of claim 1, wherein: the sleeve (51) and the bowl-shaped end (52) are of an integrally formed structure, and the inner diameter of the sleeve (51) is larger than or equal to the outer diameter of the catheter body (1).