CN221229702U

CN221229702U - Urethral catheterization device

Info

Publication number: CN221229702U
Application number: CN202321962994.6U
Authority: CN
Inventors: 沈建丽; 朱珊珊; 杨敬
Original assignee: SHAOXING WOMEN & CHILDREN'S HOSPITAL
Current assignee: SHAOXING WOMEN & CHILDREN'S HOSPITAL
Priority date: 2023-07-25
Filing date: 2023-07-25
Publication date: 2024-06-28
Anticipated expiration: 2033-07-25

Abstract

The utility model discloses a urethral catheterization device which comprises a catheter, an air bag connecting pipe and a urinary catheter, wherein a urethral catheterization hole is formed in the end part of the catheter, the urinary catheter is communicated with the urethral catheterization hole, an air bag is arranged at the position, close to the end part, of the catheter, the air bag is communicated with the air bag connecting pipe, a connector is connected to the end part of the air bag connecting pipe, and an injector is connected to the connector. According to the utility model, the air bag connecting pipe is directly connected with the injector through the connector, so that the operation of connecting the injector after the urinary catheter is inserted is omitted, the intubation operation of medical staff is facilitated, and the infection probability is reduced.

Description

Urethral catheterization device

Technical Field

The utility model relates to the technical field of medical supplies, in particular to a catheterization device.

Background

The urethral catheterization device in the current market mostly adopts the catheter of two-chamber, and one end is the gasbag end promptly, and one end is the urine outflow end, inserts the catheter and is being the operation of urethral catheterization device in the patient's bladder, connects the gasbag end through the syringe, pours into normal saline into the gasbag end for gasbag water injection inflation in the pipe, thereby plays the effect of fixing the pipe, prevents that the pipe from droing, and this kind of mode exists the defect: firstly, the existing urethral catheterization device and the injector are designed separately, when the urethral catheter is inserted in place, medical staff needs to connect the injector with the air sac end and inject normal saline, during which the urethral catheter cannot be effectively fixed, so that the situation that the urethral catheter is shifted or falls off easily occurs, multiple catheterization is caused, the urethra of a patient is easily damaged, and the site of the catheterization is not in a sterile environment, so that bacterial infection can exist in the process of connecting the injector with the air sac end, and urinary tract infection can be caused seriously; secondly, most of the existing balloon end is designed in a notched way, namely, when the injector is inserted into the balloon end, the head of the injector can prop open the notch, so that the balloon is communicated with the injector, after the injector is injected and pulled out, the notch can be closed, thereby preventing the physiological saline in the balloon from flowing back, if the closing force at the notch is too large, although the physiological saline in the balloon can be prevented from exuding, the injector is excessively large in insertion resistance, the operation is not facilitated, and if the closing force at the notch is too small, the injector can be conveniently inserted, but the physiological saline in the balloon is possibly leaked due to insufficient closing force of the notch, and finally the catheter is prevented from falling off, so that improvement is urgently needed.

Disclosure of utility model

The utility model aims to overcome the defects in the prior art, and provides the urethral catheterization device which is characterized in that the air bag connecting pipe is directly connected with the injector through the connector, so that the operation of connecting the injector after the urethral catheter is inserted is omitted, the intubation operation of medical staff is facilitated, and the infection probability is reduced.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The utility model provides a urethral catheterization device, includes pipe, gasbag connecting pipe and urination pipe, the pipe tip is equipped with the catheterization hole, urination pipe and catheterization hole intercommunication, the pipe is close to tip department and is equipped with the gasbag, gasbag and gasbag connecting pipe intercommunication, gasbag connecting pipe end connection has the joint, joint department is connected with the syringe.

The connector comprises a shell, a movable sealing piece is arranged in the shell, and the injector can push the sealing piece to move downwards so that the injector is communicated with the air bag connecting pipe.

The casing comprises a connecting sleeve, a liquid inlet channel is formed in the connecting sleeve, the head of the syringe can be inserted into the liquid inlet channel, the sealing element can be inserted into the liquid inlet channel or separated from the liquid inlet channel, a cavity is formed in the casing, the sealing element is located in the cavity, and the liquid inlet channel and the cavity can be communicated or blocked.

The sealing element comprises a rubber plug which can seal the liquid inlet channel or be separated from the liquid inlet channel.

The sealing element comprises a pressure bearing piece, the head of the injector can be abutted against the pressure bearing piece, a plurality of second convex ribs are arranged on the upper portion of the pressure bearing piece, and the head of the injector can be abutted against the upper portion of the second convex ribs.

The inner wall of the cavity is provided with a plurality of first convex ribs, the rubber plug is positioned in an area surrounded by the plurality of first convex ribs, and the side wall of the rubber plug is in clearance fit with the first convex ribs.

The inside spacer and the elastic component of being equipped with of cavity, the spacer includes the through-hole, cavity and through-hole intercommunication, elastic component upper portion butt plug lower part and lower part butt spacer upper portion.

The lower part of the rubber plug is provided with a limiting table, and the elastic piece is sleeved outside the limiting table.

The casing lower part lid has the lid, the lid lower part is equipped with the connector the gasbag connecting pipe is connected with the connector, lid upper portion is equipped with annular muscle, annular muscle inserts the cavity internal seal, annular muscle upper portion butt spacer lower part.

The inner side of the connecting sleeve is of a threaded structure, and the head of the syringe is connected with the connecting sleeve through threads.

The beneficial effects of the utility model are as follows:

1. in the utility model, before intubation, the injector is directly connected with the air bag connecting pipe through the joint, so that the operation mode of firstly intubation and then connection of the injector is replaced, the intubation flow is optimized, the displacement or falling of the catheter can be effectively prevented, the success rate of intubation is improved, and the urinary tract infection probability is reduced;

2. The head of the injector is connected with the connecting sleeve through threads, and the connecting structure with threads not only improves the reliability of the connection between the injector and the connector and prevents the separation of the injector and the connector in the process of transferring the injector, but also facilitates the separation of the injector and the connector after the injection of the physiological saline is completed;

3. Through the cooperation of casing, sealing member, elastic component and syringe, can realize the injection and the extraction of normal saline, reduce the resistance when normal saline is annotated, can effectually prevent again that normal saline oozes, simple structure is reasonable, convenient operation is swift.

Drawings

FIG.1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic structural view of a joint;

FIG. 3 is a cross-sectional view of the adapter in connection with a syringe;

Fig. 4 is a cross-sectional view of the adapter after separation from the syringe.

In the figure: 1. a conduit; 11. an air bag connecting pipe; 12. a urination tube; 13. a urine guiding hole; 14. an air bag; 2. a joint; 3. a housing; 31. connecting sleeves; 32. a liquid inlet channel; 33. a chamber; 34. the first convex rib; 4. a cover body; 41. a connection port; 42. annular ribs; 5. a seal; 51. a rubber plug; 52. a limiting table; 53. a pressure-bearing member; 54. the second convex rib; 6. a spacer; 61. a through hole; 7. an elastic member; 8. a syringe; 9. and a protective cap.

Detailed Description

The utility model is further described with reference to the drawings and detailed description which follow:

In the description of the present specification, the azimuth or positional relationship indicated by the terms "upper", "lower", "left", "right", etc., are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or unit referred to must have a specific direction, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

As shown in fig. 1 to 4, a urinary catheterization device comprises a catheter 1, an air bag connecting pipe 11 and a urinary catheter 12, wherein a urinary catheter hole 13 is formed in the end portion of the catheter 1, the urinary catheter 12 is communicated with the urinary catheter hole 13, an air bag 14 is arranged at the position, close to the end portion, of the catheter 1, the air bag 14 is communicated with the air bag connecting pipe 11, the end portion of the air bag connecting pipe 11 is connected with a joint 2, the joint 2 is connected with an injector 8, physiological saline is arranged in the injector 8, after the catheter 1 is inserted in place, the injector 8 can be directly pushed and injected into the air bag 14, the air bag 14 is inflated, so that the catheter 1 is prevented from falling off, a drainage bag is arranged at the position of the urinary catheter 12, and urine of a patient can enter the catheter 1 through the urinary catheter hole 13 and finally flows into the drainage bag from the position of the urinary catheter 12 to be collected.

In the utility model, before intubation, the injector 8 is directly connected with the air bag connecting pipe 11 through the joint 2, so that the operation mode of connecting the injector 8 after intubation is replaced, the intubation process is optimized, the displacement or falling of the catheter 1 can be effectively prevented, the success rate of intubation is improved, and the probability of urinary tract infection is reduced.

Further, the casing 3 includes a connecting sleeve 31, a liquid inlet channel 32 is provided inside the connecting sleeve 31, and a head of the syringe 8 can be inserted into the liquid inlet channel 32, specifically, a threaded structure is provided inside the connecting sleeve 31, and the head of the syringe 8 is connected with the connecting sleeve 31 through threads, and by means of the threaded connection structure, the reliability of connection between the syringe 8 and the connector 2 is improved, the syringe 8 is prevented from being separated from the connector 2 in the process of transferring the utility model, and the syringe 8 is convenient to separate from the connector 2 after normal saline injection is completed.

Furthermore, the utility model also comprises a protective cap 9, wherein the protective cap 9 can be covered on the upper end of the connecting sleeve 31 for preventing bacteria from entering the connector 2 after the syringe 8 is separated from the connector 2, and the protective cap 9 is connected with the inner wall of the connecting sleeve 31 through threads.

Further, the connector 2 comprises a housing 3, a movable sealing member 5 is arranged inside the housing 3, the injector 8 can push the sealing member 5 to move downwards so that the injector 8 is communicated with the air bag connecting pipe 11, specifically, the sealing member 5 moves up and down through an elastic member 7, the elastic member 7 is a stainless steel spring, the sealing member 5 can be inserted into or separated from the liquid inlet channel 32, a cavity 33 is arranged inside the housing 3, the sealing member 5 is positioned in the cavity 33, the liquid inlet channel 32 can be communicated with or blocked from the cavity 33, the lower part of the housing 3 is covered with a cover body 4, the housing 3 and the cover body 4 are fixed through ultrasonic welding, a connecting port 41 is arranged at the lower part of the cover body 4, and the air bag connecting pipe 11 is connected with the connecting port 41.

As shown in fig. 3, when the head of the syringe 8 is screwed into the liquid inlet channel 32, the head of the syringe 8 is firstly abutted against the upper part of the sealing member 5, and the syringe 8 is continuously screwed, so that the sealing member 5 can be pushed to move downwards and compress the elastic member 7, at this time, the syringe 8, the liquid inlet channel 32, the chamber 33 and the air bag connecting pipe 11 are communicated, and in this state, the physiological saline can be injected into the air bag 14, and after the physiological saline injection is completed, the syringe 8 is screwed, so that the syringe 8 is separated from the joint 2, and meanwhile, the sealing member 5 is rapidly moved upwards under the action of the elastic member 7 and blocks the liquid inlet channel 32, thereby effectively preventing the physiological saline in the air bag 14 from flowing back and exuding; when the tube drawing is performed, the normal saline in the air bag 14 needs to be drawn out before the tube drawing, the head of the injector 8 is screwed into the liquid inlet channel 32 again and is communicated with the liquid inlet channel 32 and the cavity 33, the normal saline in the air bag 14 can be reversely drawn out, the injection and the drawing of the normal saline can be realized through the cooperation of the shell 3, the sealing piece 5, the elastic piece 7 and the injector 8, the resistance of the normal saline injection is reduced, the seepage of the normal saline can be effectively prevented, the structure is simple and reasonable, and the operation is convenient and quick.

The sealing member 5 comprises a rubber plug 51, the rubber plug 51 is made of medical grade silica gel, the rubber plug 51 can seal the liquid inlet channel 32 or separate from the liquid inlet channel 32, and the outer wall of the rubber plug 51 can be tightly attached to the liquid inlet channel 32, so that the sealing of the liquid inlet channel 32 is realized.

Further, the sealing member 5 includes a pressure-bearing member 53, the pressure-bearing member 53 is located at the upper portion of the rubber plug 51, the head of the syringe 8 can be abutted against the pressure-bearing member 53, a plurality of second ribs 54 are provided at the upper portion of the pressure-bearing member 53, the head of the syringe 8 can be abutted against the upper portion of the second ribs 54, a plurality of first ribs 34 are provided at the inner wall of the chamber 33, the rubber plug 51 is located in a region surrounded by the plurality of first ribs 34, the side wall of the rubber plug 51 is in clearance fit with the first ribs 34, a spacer 6 is provided inside the chamber 33, the spacer 6 includes a through hole 61, the chamber 33 is communicated with the through hole 61, the upper portion of the elastic member 7 is abutted against the lower portion of the rubber plug 51 and the lower portion is abutted against the upper portion of the spacer 6, in the utility model, a detailed flow path when the physiological saline is injected into the air bag 14 is: the normal saline flows out of the syringe 8, flows into the liquid inlet channel 32 after flowing through the gap between the two adjacent second ribs 54, flows into the cavity 33 from the gap between the two adjacent first ribs 34, flows into the air bag connecting pipe 11 after passing through the through hole 61, and finally enters the air bag 14.

Further, the lower part of the rubber plug 51 is provided with a limiting table 52, and the elastic piece 7 is sleeved outside the limiting table 52, and the limiting table 52 is arranged to limit the elastic piece 7 and prevent the elastic piece 7 from shifting.

Further, the upper portion of the cover body 4 is provided with an annular rib 42, the annular rib 42 is inserted into the cavity 33 to seal, the upper portion of the annular rib 42 abuts against the lower portion of the spacer 6, and the spacer 6 can be fixed by the annular rib 42.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims

1. A urinary catheterization device, characterized in that: including pipe (1), gasbag connecting pipe (11) and micturition pipe (12), pipe (1) tip is equipped with urine guide hole (13), micturition pipe (12) and urine guide hole (13) intercommunication, pipe (1) are close to tip department and are equipped with gasbag (14), gasbag (14) and gasbag connecting pipe (11) intercommunication, gasbag connecting pipe (11) end connection has joint (2), joint (2) department is connected with syringe (8).

2. A urinary catheterization device as claimed in claim 1, characterized in that: the connector (2) comprises a shell (3), a movable sealing piece (5) is arranged inside the shell (3), and the injector (8) can push the sealing piece (5) to move downwards so that the injector (8) is communicated with the air bag connecting pipe (11).

3. A urinary catheterization device as claimed in claim 2, characterized in that: the casing (3) comprises a connecting sleeve (31), a liquid inlet channel (32) is formed in the connecting sleeve (31), the head of the syringe (8) can be inserted into the liquid inlet channel (32), the sealing piece (5) can be inserted into the liquid inlet channel (32) or separated from the liquid inlet channel (32), a cavity (33) is formed in the casing (3), the sealing piece (5) is located in the cavity (33), and the liquid inlet channel (32) can be communicated with or blocked from the cavity (33).

4. A urinary catheterization device as claimed in claim 3, characterized in that: the sealing element (5) comprises a rubber plug (51), and the rubber plug (51) can seal the liquid inlet channel (32) or be separated from the liquid inlet channel (32).

5. A urinary catheterization device as claimed in claim 4, characterized in that: the sealing piece (5) comprises a pressure-bearing piece (53), the head of the injector (8) can be abutted against the pressure-bearing piece (53), a plurality of second convex ribs (54) are arranged on the upper portion of the pressure-bearing piece (53), and the head of the injector (8) can be abutted against the upper portion of the second convex ribs (54).

6. A urinary catheterization device as claimed in claim 4, characterized in that: the inner wall of the cavity (33) is provided with a plurality of first ribs (34), the rubber plug (51) is located in an area surrounded by the first ribs (34), and the side wall of the rubber plug (51) is in clearance fit with the first ribs (34).

7. A urinary catheterization device as claimed in claim 4, characterized in that: the inside spacer (6) and the elastic component (7) that are equipped with of cavity (33), spacer (6) are including through-hole (61), cavity (33) and through-hole (61) intercommunication, elastic component (7) upper portion butt plug (51) lower part and lower part butt spacer (6) upper portion.

8. A urinary catheterization device as claimed in claim 7, characterized in that: the lower part of the rubber plug (51) is provided with a limiting table (52), and the elastic piece (7) is sleeved outside the limiting table (52).

9. A urinary catheterization device as claimed in claim 7, characterized in that: the utility model discloses a novel air bag cover is characterized in that a cover body (4) is covered on the lower part of the shell body (3), a connecting port (41) is arranged on the lower part of the cover body (4) the air bag connecting pipe (11) is connected with the connecting port (41), an annular rib (42) is arranged on the upper part of the cover body (4), the annular rib (42) is inserted into a cavity (33) for sealing, and the upper part of the annular rib (42) is abutted to the lower part of a spacer (6).

10. A urinary catheterization device as claimed in claim 3, characterized in that: the inner side of the connecting sleeve (31) is of a threaded structure, and the head of the syringe (8) is connected with the connecting sleeve (31) through threads.