CN219354815U - Drainage tube of closed drainage device - Google Patents

Abstract

The utility model discloses a drainage tube of a closed drainage device, which comprises a drainage tube A and a drainage tube B, wherein one end of the drainage tube A is connected with the closed drainage device, the other end of the drainage tube A is connected with one end of the drainage tube B through a backflow prevention component, the other end of the drainage tube B is provided with a liquid discharge end, the backflow prevention component comprises a body, a first interface is arranged at the center of the top of the body, a second interface is arranged at the center of the bottom of the body, an annular buoy valve baffle is arranged on the inner wall of the body, a cavity is arranged in the body, a movably connected buoy valve is arranged in the cavity, the buoy valve is of a hollow cylinder structure, and a buoy valve upper baffle is arranged at the top of the buoy valve.

Description

Drainage tube of closed drainage device

Technical Field

The utility model relates to the technical field of drainage tubes, in particular to a drainage tube of a closed drainage device.

Background

The closed drainage of thoracic cavity is to put one end of the drainage tube into thoracic cavity and the other end is connected with a water sealed bottle lower than the drainage tube so as to discharge gas or collect liquid in thoracic cavity, so that lung tissues are re-opened to restore functions. The medical composition is widely applied to drainage of a blood chest, a pneumothorax and a abscess chest and after thoracotomy, and plays an important role in treating diseases.

The surgical drainage tube used clinically has a plurality of types, and is used for catheterization, and is used for wounds, thoracic cavities, brain cavities, gastrointestinal tracts, biliary tracts and the like. Surgical drainage is used to direct pus, blood, fluids accumulated in human tissue or cavities to the outside of the body, preventing post-operative infections and affecting wound healing. Care should be taken when the patient applies the drain. The drainage tube structure of the existing closed drainage device is single, and cross infection is easily caused by the phenomenon of backflow, so that improvement is necessary.

Disclosure of Invention

The utility model aims to provide a drainage tube of a closed drainage device, so as to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the drainage tube of the closed drainage device comprises a drainage tube A and a drainage tube B, wherein one end of the drainage tube A is connected with the closed drainage device, the other end of the drainage tube A is connected with one end of the drainage tube B through a backflow prevention assembly, and the other end of the drainage tube B is provided with a liquid draining end.

Preferably, the application provides a drainage tube of closed drainage device, wherein, prevent that the subassembly that flows backward includes the body, body top center is equipped with first interface, body bottom center is equipped with the second interface, the body inner wall is equipped with annular buoy valve baffle, the inside cavity that is equipped with of body, the inside buoy valve that is equipped with swing joint of cavity, the buoy valve is hollow cylinder structure, buoy valve top is equipped with buoy valve upper baffle, buoy valve bottom is equipped with buoy valve lower baffle.

Preferably, the application provides a drainage tube of closed drainage device, wherein, annular buoy valve baffle locates between buoy valve overhead gage and the buoy valve lower baffle, buoy valve lateral wall is equipped with a plurality of fretwork water lattice, buoy valve overhead gage bottom is equipped with a plurality of and prevents the protruding post that flows backward with the buoy valve outside.

Preferably, the application provides a drainage tube of closed drainage device, wherein, the flowing back end adopts hemispherical structure, just a plurality of liquid holes of flowing back end surface equipartition.

Preferably, the drainage tube of the closed drainage device is made of antibacterial silica gel materials; the drainage tube B is made of antibacterial PP materials.

Preferably, the application provides a drainage tube of closed drainage device, wherein, drainage tube A and closed drainage device junction installation flange, just install rubber seal pad in the flange.

Preferably, the drainage tube of the closed drainage device provided by the application, wherein the drainage end and the end part of the drainage tube B adopt a detachable structure.

Compared with the prior art, the utility model has the beneficial effects that: the utility model has novel structural design, convenient operation and low manufacturing cost, can rapidly drain pleural effusion, and can prevent the occurrence of reflux phenomenon and cross infection; the anti-backflow component can prevent cross infection caused by backflow of accumulated liquid, the float valve is movably connected with the inside of the anti-backflow connecting end, and the float valve can move in the flowing direction of liquid to achieve the purpose of automatically preventing backflow.

Drawings

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

FIG. 2 is a schematic diagram of the anti-backflow assembly of the present utility model;

FIG. 3 is a schematic view of the liquid discharge end structure of the present utility model;

in the figure: the drainage tube A1, the drainage tube B2, the closed drainage device 3, the backflow prevention component 4, the liquid discharge end 5, the body 6, the first connector 7, the second connector 8, the annular buoy valve baffle 9, the cavity 10, the buoy valve 11, the buoy valve upper baffle 12, the buoy valve lower baffle 13, the liquid outlet 14 and the connecting flange 15.

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.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a drainage tube of closed drainage device, includes drainage tube A1 and drainage tube B2, drainage tube A1 one end is connected closed drainage device 3, drainage tube A1 and closed drainage device junction installation flange 15, just install rubber seal pad in the flange 15, can play sealed effect, drainage tube A1 other end is connected drainage tube B2 one end through preventing back flow subassembly 4, drainage tube B2 other end sets up flowing back end 5, and flowing back end 5 adopts detachable structure with drainage tube B2 tip, adopts this structure, makes things convenient for flowing back end cleaning and disinfecting to handle.

In the utility model, the backflow prevention assembly 4 comprises a body 6, wherein a first interface 7 is arranged in the center of the top of the body 6, a second interface 8 is arranged in the center of the bottom of the body 6, an annular float valve baffle 9 is arranged on the inner wall of the body 6, a cavity 10 is arranged in the body 6, a movably connected float valve 11 is arranged in the cavity 10, the float valve 11 is of a hollow cylinder structure, a float valve upper baffle 12 is arranged at the top of the float valve 11, and a float valve lower baffle 13 is arranged at the bottom of the float valve 11; the annular buoy valve baffle 9 is arranged between the buoy valve upper baffle 12 and the buoy valve lower baffle 13, a plurality of hollowed-out water grids are arranged on the outer side wall of the buoy valve 11, and a plurality of backflow-preventing protruding columns are arranged at the bottom of the buoy valve upper baffle 12 and the outer side of the buoy valve 11. The anti-backflow component can prevent cross infection caused by backflow of accumulated liquid, the anti-backflow connecting end is internally provided with the float valve which is movably connected, and the float valve can move in the flowing direction of liquid so as to achieve the purpose of automatically preventing backflow.

In the utility model, the liquid discharge end 5 adopts a hemispherical structure, and a plurality of liquid discharge holes 14 are uniformly distributed on the surface of the liquid discharge end 5, so that uniform liquid discharge can be realized by adopting the structure.

In addition, in the utility model, the drainage tube A1 is made of antibacterial silica gel; the drainage tube B2 is made of antibacterial PP materials.

In conclusion, the utility model has novel structural design, convenient operation and low manufacturing cost, can rapidly drain pleural effusion, and can prevent the phenomenon of backflow and cross infection.

It should be noted that in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a drainage tube of closed drainage device, includes drainage tube A (1) and drainage tube B (2), its characterized in that: one end of the drainage tube A (1) is connected with the closed drainage device (3), the other end of the drainage tube A (1) is connected with one end of the drainage tube B (2) through the backflow prevention assembly (4), and the other end of the drainage tube B (2) is provided with the liquid draining end (5);

the anti-backflow assembly (4) comprises a body (6), a first interface (7) is arranged at the center of the top of the body (6), a second interface (8) is arranged at the center of the bottom of the body (6), an annular buoy valve baffle (9) is arranged on the inner wall of the body (6), a cavity (10) is formed in the body (6), a movably connected buoy valve (11) is arranged in the cavity (10), the buoy valve (11) is of a hollow cylinder structure, a buoy valve upper baffle (12) is arranged at the top of the buoy valve (11), and a buoy valve lower baffle (13) is arranged at the bottom of the buoy valve (11).

2. The drainage tube of a closed drainage device of claim 1 wherein: the annular buoy valve baffle (9) is arranged between the buoy valve upper baffle (12) and the buoy valve lower baffle (13), a plurality of hollowed-out water grids are arranged on the outer side wall of the buoy valve (11), and a plurality of backflow-preventing protruding columns are arranged at the bottom of the buoy valve upper baffle (12) and the outer side of the buoy valve (11).

3. The drainage tube of a closed drainage device of claim 1 wherein: the liquid discharge end (5) adopts a hemispherical structure, and a plurality of liquid outlet holes (14) are uniformly distributed on the surface of the liquid discharge end (5).

4. The drainage tube of a closed drainage device of claim 1 wherein: the drainage tube A (1) is made of antibacterial silica gel; the drainage tube B (2) is made of antibacterial PP materials.

5. The drainage tube of a closed drainage device of claim 1 wherein: a connecting flange (15) is arranged at the joint of the drainage tube A (1) and the closed drainage device, and a rubber sealing gasket is arranged in the connecting flange (15).

6. The drainage tube of a closed drainage device of claim 1 wherein: the liquid draining end (5) and the end part of the drainage tube B (2) adopt a detachable structure.