CN219231193U

CN219231193U - Simple and practical sterile drainage bag adapter

Info

Publication number: CN219231193U
Application number: CN202222415920.2U
Authority: CN
Inventors: 王芳; 林海雪; 严央平; 祝琴菲; 蒋静叶; 黄叶璐; 罗群
Original assignee: Ningbo Huamei Hospital University of CAS
Current assignee: Ningbo Huamei Hospital University of CAS
Priority date: 2022-09-13
Filing date: 2022-09-13
Publication date: 2023-06-23
Anticipated expiration: 2032-09-13

Abstract

The utility model discloses a simple, convenient and practical sterile drainage bag adapter, which is provided with an adapter body, wherein one end of the adapter body is fixed with a catheter adapter, and the other end of the adapter body is provided with a drainage bag adapter; one end of the connecting belt is fixedly connected with the side face of the drainage bag connector, and the other end of the connecting belt is connected with a fixing plate; comprising the following steps: the movable plate is movably arranged in the fixed plate, and the edge of the movable plate is connected with the inner wall of the fixed plate through a reset spring; the movable sleeve is movably sleeved on the outer side of the catheter joint, a limiting block is fixed on the outer wall of the catheter joint, and a gas transmission channel is formed in the side wall of the movable sleeve. This simple and convenient practical aseptic drainage bag crossover sub can directly coincide chest pipe and drainage bag joint to can realize not unidimensional connection according to the different models of drainage bag joint and pipe joint, can guarantee the leakproofness of junction simultaneously, avoid appearing the weeping phenomenon.

Description

Simple and practical sterile drainage bag adapter

Technical Field

The utility model relates to the technical field of adapter connectors, in particular to a simple, convenient and practical sterile drainage bag adapter connector.

Background

The thoracocentesis drainage and the abdominal cavity puncture drainage are more common in clinic and are a convenient and simple treatment method, and the existing catheter interface is matched with the injector interface but is not matched with the drainage bag interface, so that an adapter is required to be arranged between the drainage bag and the catheter so that liquid can smoothly pass through after connection, and the following defects still exist in the actual use process of the existing adapter:

clinically, an external 2ml syringe or a sterile rubber joint is required, but the problem that the interface of the 2ml syringe is not tight often occurs, the joint looseness and liquid leakage often occur, the problem that the rubber joint is not convenient to operate is solved, and aiming at the problems, innovative design is urgently required on the basis of the original adapter.

Disclosure of Invention

The utility model aims to provide a simple and practical sterile drainage bag adapter, which aims to solve the problems that the prior art proposes that a 2ml syringe or a sterile rubber joint is required to be externally connected clinically, but the interface of the 2ml syringe is not tight, the adapter is loose and leaks frequently, and the rubber joint is externally connected tightly, but the operation is not simple.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the simple, convenient and practical sterile drainage bag adapter is provided with an adapter body, wherein one end of the adapter body is fixed with a catheter adapter, and the other end of the adapter body is provided with a drainage bag adapter;

one end of the connecting belt is fixedly connected with the side face of the drainage bag connector, the other end of the connecting belt is connected with a fixing plate, and a cap is fixed on the surface of the fixing plate;

comprising the following steps:

the movable plate is movably arranged in the fixed plate, and the edge of the movable plate is connected with the inner wall of the fixed plate through a reset spring;

the movable sleeve is movably sleeved on the outer side of the catheter joint, a limiting block is fixed on the outer wall of the catheter joint, a first air bag is stuck on the limiting block, a gas transmission channel is formed in the side wall of the movable sleeve, and a second air bag is stuck on the inner wall of the movable sleeve.

Preferably, the fixing plate and the cap are internally provided with through channels, the movable plate and the fixing plate form a rotating structure, the movable plate is symmetrically distributed about the vertical axis of the fixing plate, and when the drainage bag connector needs to be connected with the connector with a small diameter, the connector can penetrate through the fixing plate and push the movable plate to rotate.

Preferably, the rotation range of the movable plate is 0-90 degrees, the movable plate can only rotate towards the inner side of the fixed plate, the movable plate can realize the communication between the cap and the drainage bag connector after rotating, and when the cap seals the drainage bag connector, liquid in the movable plate cannot flow out.

Preferably, the movable sleeve and the catheter connector are in damping sliding connection, the movable range of the movable sleeve is equal to the interval between the 2 limiting blocks, and the movable sleeve can slide outside the catheter connector when pushed for connecting connectors with different diameters.

Preferably, one end of the first air bag, which is not connected with the limiting block, is mutually communicated with one end of the air transmission channel, the other end of the air transmission channel is communicated with the second air bag, the second air bag is of an annular structure, and when the movable sleeve moves, the first air bag can be extruded, so that air in the first air bag can enter the second air bag through the air transmission channel.

Preferably, the inner diameter of the movable sleeve is larger than that of the catheter connector, and the inner sides of the catheter connector and the movable sleeve are both provided with spiral connectors, so that connectors with different inner diameters are connected with the catheter connector or the movable sleeve.

Compared with the prior art, the utility model has the beneficial effects that: this simple and convenient practical aseptic drainage bag crossover sub can directly coincide chest pipe and drainage bag joint to can realize not unidimensional connection according to drainage bag joint and catheter adapter's different models, can guarantee the leakproofness of junction simultaneously, avoid appearing the weeping phenomenon, concrete content is as follows:

1. when the catheter connector is connected with the catheter, the movable sleeve can be pushed to slide on the catheter connector so as to squeeze the first air bag, so that air in the first air bag can enter the second air bag through the air conveying channel and drive the second air bag to expand, and the movable sleeve can be attached to the connected catheter to play a role in sealing and preventing leakage;

2. when the cap is plugged to the drainage bag joint, liquid cannot flow out from the position of the cap, and when a small-diameter pipeline is connected with the cap, the movable plate can be pushed to rotate so as to be communicated, and when the movable plate is not pushed, the movable plate can be in a closed state.

Drawings

FIG. 1 is a schematic elevational view of the present utility model;

FIG. 2 is a schematic illustration of a front cross-sectional structure of a cap according to the present utility model;

FIG. 3 is a schematic illustration of the front cross-section of the movable sleeve of the present utility model;

FIG. 4 is a schematic view of the structure of the movable sleeve after moving;

FIG. 5 is a schematic view of the front cross-section of the air bag of the present utility model.

In the figure: 1. a crossover sub body; 2. a conduit joint; 3. a drainage bag joint; 4. a connecting belt; 5. a fixing plate; 6. a cap; 7. a movable plate; 8. a return spring; 9. a movable sleeve; 10. a limiting block; 11. a first air bag; 12. a gas transmission channel; 13. and a second air bag.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides a technical solution: the utility model provides a simple and practical aseptic drainage bag crossover sub, is provided with crossover sub body 1, and the one end of crossover sub body 1 is fixed with catheter adapter 2, and the other end of crossover sub body 1 is provided with drainage bag joint 3; one end of the connecting belt 4 is fixedly connected with the side surface of the drainage bag connector 3, the other end of the connecting belt 4 is connected with a fixing plate 5, and a cap 6 is fixed on the surface of the fixing plate 5; comprising the following steps: the movable plate 7 is movably arranged in the fixed plate 5, and the edge of the movable plate 7 is connected with the inner wall of the fixed plate 5 through a reset spring 8; the movable sleeve 9 is movably sleeved on the outer side of the catheter joint 2, a limiting block 10 is fixed on the outer wall of the catheter joint 2, a first air bag 11 is stuck on the limiting block 10, a gas transmission channel 12 is formed in the side wall of the movable sleeve 9, and a second air bag 13 is stuck on the inner wall of the movable sleeve 9.

As shown in fig. 1-2, through channels are formed in the fixing plate 5 and the cap 6, the movable plate 7 and the fixing plate 5 form a rotating structure, the movable plate 7 is symmetrically distributed about a vertical axis of the fixing plate 5, when the drainage bag connector 3 needs to be connected with a small-diameter connector, the corresponding connector can penetrate through the fixing plate 5, so that the movable plate 7 can be pushed to rotate in the fixing plate 5, and the small-diameter connector is communicated with the drainage bag connector 3; the rotation range of the movable plate 7 is 0-90 degrees, the movable plate 7 can only rotate towards the inner side of the fixed plate 5, when the movable plate 7 is not pushed, the movable plate can be in a state of plugging an internal channel of the fixed plate 5 through the rebound resilience of the reset spring 8, and when the cap 6 is plugged to the drainage bag connector 3, the leakage of liquid can not be caused without pushing the movable plate 7, and meanwhile, the connection of the drainage bag connector 3 and a connector with a large diameter can not be influenced;

the movable sleeve 9 is in damping sliding connection with the catheter connector 2, the movable range of the movable sleeve 9 is equal to the interval between the 2 limiting blocks 10, the catheter connector 2 can be connected with a catheter, and after the connection, the movable sleeve 9 can be pushed to slide on the catheter connector 2, so that the first air bag 11 is extruded; one end of the first air bag 11 which is not connected with the limiting block 10 is communicated with one end of the air transmission channel 12, the other end of the air transmission channel 12 is communicated with the second air bag 13, the second air bag 13 is of an annular structure, gas in the first air bag 11 after being extruded can enter the second air bag 13 through the air transmission channel 12 and drive the second air bag 13 to expand, and the expanded second air bag 13 can be attached to the outer wall of a connected catheter to play a role in sealing and leakage prevention; the inner diameter of the movable sleeve 9 is larger than that of the catheter adapter 2, the inner sides of the catheter adapter 2 and the movable sleeve 9 are both provided with screw interfaces, the catheter adapter 2 can be connected with a small-diameter catheter, the movable sleeve 9 can be connected with a larger-diameter catheter, and the tightness can be kept through the inflated second air bag 13 after the connection.

Working principle: as shown in fig. 1-5, the cap 6 can be removed from the drainage bag connector 3, so that the drainage bag connector 3 is connected with a drainage bag, and when the cap 6 seals the drainage bag connector 3, the connection with a drainage bag with a small diameter can be realized by pushing the movable plate 7 to rotate;

after all being connected at the both ends of crossover sub body 1, accessible promotes movable sleeve 9 and slides on catheter adapter 2 to extrude first gasbag 11, let its inside gas get into in the second gasbag 13, can carry out the shutoff to the junction through the second gasbag 13 of inflation, avoid appearing the condition that liquid leaked when the drainage, the simple operation simultaneously takes off the drainage bag after, can guarantee the airtight of crossover sub body 1 through cap 6.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a simple and convenient practical aseptic drainage bag crossover sub, is provided with crossover sub body (1), the one end of crossover sub body (1) is fixed with pipe joint (2), and the other end of crossover sub body (1) is provided with drainage bag joint (3);

one end of the connecting belt (4) is fixedly connected with the side surface of the drainage bag connector (3), the other end of the connecting belt (4) is connected with a fixing plate (5), and a cap (6) is fixed on the surface of the fixing plate (5);

characterized by comprising the following steps:

the movable plate (7) is movably arranged in the fixed plate (5), and the edge of the movable plate (7) is connected with the inner wall of the fixed plate (5) through a return spring (8);

the movable sleeve (9) is movably sleeved on the outer side of the catheter joint (2), a limiting block (10) is fixed on the outer wall of the catheter joint (2), a first air bag (11) is stuck on the limiting block (10), a gas transmission channel (12) is formed in the side wall of the movable sleeve (9), and a second air bag (13) is stuck on the inner wall of the movable sleeve (9).

2. The simple and practical sterile drainage bag adapter of claim 1, wherein: the fixing plate (5) and the cap (6) are internally provided with through channels, the movable plate (7) and the fixing plate (5) form a rotating structure, and the movable plate (7) is symmetrically distributed about the vertical axis of the fixing plate (5).

3. The simple and practical sterile drainage bag adapter of claim 1, wherein: the rotation range of the movable plate (7) is 0-90 degrees, and the movable plate (7) can only rotate towards the inner side of the fixed plate (5).

4. The simple and practical sterile drainage bag adapter of claim 1, wherein: the movable sleeve (9) is in damping sliding connection with the catheter joint (2), and the movable range of the movable sleeve (9) is equal to the distance between the 2 limiting blocks (10).

5. The simple and practical sterile drainage bag adapter of claim 1, wherein: one end of the first air bag (11) which is not connected with the limiting block (10) is communicated with one end of the air transmission channel (12), the other end of the air transmission channel (12) is communicated with the second air bag (13), and the second air bag (13) is of an annular structure.

6. The simple and practical sterile drainage bag adapter of claim 1, wherein: the inner diameter of the movable sleeve (9) is larger than that of the catheter joint (2), and the inner sides of the catheter joint (2) and the movable sleeve (9) are both provided with spiral interfaces.