CN215274857U

CN215274857U - A negative pressure drainage bag

Info

Publication number: CN215274857U
Application number: CN202121366697.6U
Authority: CN
Inventors: 解启梅
Original assignee: Nanjing Kesheng Health Industry Development Co ltd
Current assignee: Nuocheng Medical Technology (Shuyang) Co.,Ltd.
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2021-12-24
Anticipated expiration: 2031-06-17

Abstract

The utility model discloses a negative pressure drainage bag, comprising a drainage bag, the drainage bag is communicated with a drainage tube, a negative pressure drainage ball is arranged on the drainage tube, and a drainage bag is provided in the drainage bag which is not communicated with the drainage bag. Inflatable bag, the inflatable bag is connected to an inflatable tube, the inflatable tube extends to the outside of the drainage bag, a one-way valve is arranged on the inflatable tube, and the inflation volume of the inflatable bag increases through the inflation tube to reduce the pressure in the drainage bag. Small. The negative pressure drainage bag of the utility model is convenient for drainage, and the negative pressure adjusting component can adjust the negative pressure in the drainage bag according to the actual situation.

Description

Negative pressure drainage bag

Technical Field

The utility model relates to the technical field of medical devices, more specifically say, relate to a negative pressure drainage bag.

Background

The drainage bag is a special transparent plastic bag for containing drainage liquid at the tail end of the drainage tube, and the drainage liquid comprises blood seepage, effusion and the like in the body after an operation or in the deep part of the local operation. In the drainage process, the problems of unsmooth drainage of drainage liquid and difficult outflow can occur.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: the utility model aims to overcome the not enough that drainage liquid drainage is not smooth and easy, difficult outflow among the prior art, provide a negative pressure drainage bag, adopt the technical scheme of the utility model, can guarantee that drainage liquid drainage is smooth and easy.

The technical scheme is as follows: in order to achieve the above purpose, the utility model provides a technical scheme does: the drainage bag is communicated with the drainage tube, a negative pressure drainage ball is arranged on the drainage tube, an inflation bag which is not communicated with the drainage bag is arranged in the drainage bag, the inflation bag is externally connected with an inflation tube, the inflation tube extends out of the drainage bag, a one-way valve is arranged on the inflation tube, and the inflation bag enables the pressure intensity in the drainage bag to be reduced through the inflation volume increase of the inflation tube.

As a further improvement, the drainage bag lower part is provided with a negative pressure adjusting component, the negative pressure adjusting component can make the interior of the drainage bag communicate with the interior of the compensation drainage bag.

As a further improvement of the utility model, the negative pressure adjusting component comprises a horizontal sleeve, a transverse guide rod, a piston, a plugging ring and a return pull rod; the horizontal sleeve pipe sets up perpendicularly in the drainage bag outside, piston threaded connection just separates into two cavities about with the horizontal sleeve pipe in the horizontal sleeve pipe, horizontal guide arm sets up perpendicularly in the left side of piston, and its tip extends to in the drainage bag, the tip of horizontal guide arm is provided with the shutoff circle, the pull-back rod sets up perpendicularly in the right side of piston, the piston drives horizontal guide arm and moves can make the shutoff circle switching.

As a further improvement, the piston is provided with an air inlet, an air passage is arranged between the drainage bag and the transverse guide rod, and the connection part of the drainage bag and the transverse guide rod and the plugging ring is provided with an air film.

As a further improvement, the drainage tube bottom is communicated with the drainage bag through the drainage joint assembly, the drainage joint assembly is the first joint and the second joint of mutual intercommunication from top to bottom in proper order, the first joint is fixed in the drainage tube bottom, the second joint is fixed openly at the drainage bag, the downwardly extending of first joint bottom has the drainage nozzle stub that stretches into in the second joint.

As a further improvement of the utility model, the drainage liquid flows into the drainage bag through the drainage tube after connecting by the first joint, the drainage nozzle stub and the second, the second connects and is provided with the air membrane with the intercommunication department of drainage bag.

As a further improvement of the utility model, the bottom end of the drainage bag is provided with a drain valve.

Has the advantages that: adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:

the utility model discloses a negative pressure drainage bag, the drainage is convenient, and negative pressure adjusting part then can adjust the interior negative pressure of drainage bag according to actual conditions.

Drawings

Fig. 1 is a schematic structural view of a negative pressure drainage bag of the present invention;

FIG. 2 is a schematic view showing the positional relationship between the drainage bag and the air bag;

FIG. 3 is a schematic view of the negative pressure adjustment assembly shown at A in FIG. 2;

FIG. 4 is a schematic view of a drain fitting assembly.

The reference numerals in the schematic drawings illustrate:

1. a drainage bag; 2. a drainage tube; a negative pressure drainage ball 21; 3. an air bag; 31. an inflation tube; 311. a one-way valve; 41. a horizontal sleeve; 42. a transverse guide rod; 43. a piston; 44. plugging rings; 45. the pull rod is pulled back; 46. an air inlet; 47. an airway; 51. a first joint; 52. a second joint; 53. a short drainage pipe.

Detailed Description

For a further understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "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 referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1-4, a negative pressure drainage bag comprises a drainage bag 1, the drainage bag 1 is communicated with a drainage tube 2, a negative pressure drainage ball 21 is arranged on the drainage tube 2, an inflation bag 3 which is not communicated with the drainage bag 1 is arranged in the drainage bag 1, the inflation bag 3 is externally connected with an inflation tube 31, the inflation tube 31 extends out of the drainage bag 1, a one-way valve 311 is arranged on the inflation tube 31, and the inflation volume of the inflation bag 3 through the inflation tube 31 is increased to reduce the pressure in the drainage bag 1.

The drainage bag 1 is not communicated with the inflatable bag 3, when the drainage bag is used, the negative pressure drainage ball 21 is extruded to discharge gas in the drainage bag, meanwhile, the inflatable bag 3 is filled with gas through the inflatable tube 31, so that the volume of the inflatable bag 3 is gradually increased, the pressure in the drainage bag 1 is further reduced, under the double effects of the negative pressure drainage ball 21 and the inflatable bag 3, the negative pressure in the drainage bag 1 is increased, the inflow of drainage liquid in the drainage tube 2 is facilitated, and the drainage efficiency is improved. An air film is arranged at the interface of the air tube 31 and the drainage bag 1 to avoid infection.

In a preferred embodiment, the drainage bag 1 is provided with a negative pressure regulating assembly at the lower part, and the negative pressure regulating assembly can enable the drainage bag 1 to be communicated with the inside and the outside so as to compensate the negative pressure in the drainage bag 1. Because negative pressure is too big in the drainage bag, can increase patient's uncomfortable symptom, consequently the drainage liquid should be guaranteed on the one hand to the negative pressure in the drainage bag and easily flows, should consider patient's comfort level on the one hand, negative pressure adjusting part then can adjust the interior negative pressure of drainage bag according to actual conditions.

In a preferred embodiment, the negative pressure adjusting assembly comprises a horizontal sleeve 41, a transverse guide rod 42, a piston 43, a blocking ring 44 and a pull-back rod 45, wherein the horizontal sleeve 41 is vertically arranged outside the drainage bag 1, the piston 43 is in threaded connection with the horizontal sleeve 41 and divides the horizontal sleeve 41 into a left chamber and a right chamber, the transverse guide rod 42 is vertical to the left side of the piston 43, the end part of the transverse guide rod 42 extends into the drainage bag 1, the blocking ring 44 is arranged at the end part of the transverse guide rod 42, the pull-back rod 45 is vertically arranged on the right side of the piston 43, and the piston 43 drives the transverse guide rod 42 to move so as to open and close the blocking ring 44.

Preferably, an air inlet 46 is arranged on the piston 43, an air passage 47 is arranged between the drainage bag 1 and the transverse guide rod 42, and an air film is arranged at the joint of the drainage bag 1, the transverse guide rod 42 and the plugging ring 44. The air passage 47 is an air inlet passage reserved between the transverse guide rod 42 and the extending part of the drainage bag 1, and the air film can prevent external bacteria from entering so as to avoid infection.

When not using, shutoff circle 44 is in the closed condition, and negative pressure is too big in drainage bag 1, arouses the patient untimely, through pull-back rod 45 rotating piston 43, drives horizontal guide arm 42 and moves left, opens shutoff circle 44, and outside air is by gas pocket 46, air flue 47 flow in drainage bag 1 in, compensate the negative pressure environment, improve patient's travelling comfort, pull back through pull-back rod 45 at last can. The utility model provides a negative pressure adjusting part is supplementary means, use when needing can.

In a preferred embodiment, the bottom of the drainage tube 2 is communicated with the drainage bag 1 through a drainage connector assembly, the drainage connector assembly is a first connector 51 and a second connector 52 which are communicated with each other from top to bottom, the first connector 51 is fixed at the bottom of the drainage tube 1, the second connector 52 is fixed at the front of the drainage bag 1, and a drainage short tube 53 which extends into the second connector 52 extends downwards from the bottom of the first connector 51. The drainage liquid flows into the drainage bag 1 through the drainage tube 2 via the first joint 51, the drainage short tube 53 and the second joint 52, and an air film is arranged at the communication part of the second joint 52 and the drainage bag 1. Prevent the drainage fluid from flowing back, reduce the possibility of retrograde contamination, and reduce the infection probability. The bottom end of the drainage bag is provided with a liquid discharge valve, so that liquid can be discharged conveniently.

The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.

Claims

1. a negative pressure drainage bag, is characterized in that: comprise drainage bag, described drainage bag is communicated with drainage tube, described drainage tube is provided with negative pressure drainage ball, and described drainage bag is provided with and is not communicated with drainage bag The inflatable bag is connected to an inflatable tube, the inflatable tube extends to the outside of the drainage bag, and the inflatable tube is provided with a one-way valve. decrease.

2 . The negative pressure drainage bag according to claim 1 , wherein a negative pressure regulating component is arranged at the lower part of the drainage bag, and the negative pressure regulating component can connect the inside and outside of the drainage bag to compensate the negative pressure in the drainage bag. 3 . .

3. The negative pressure drainage bag according to claim 2, wherein the negative pressure adjustment assembly comprises a horizontal sleeve, a transverse guide rod, a piston, a blocking ring and a pullback rod;

The horizontal sleeve is vertically arranged on the outside of the drainage bag, the piston is threadedly connected in the horizontal sleeve and divides the horizontal sleeve into left and right chambers, the lateral guide rod is vertically arranged on the left side of the piston, and its end is Extending into the drainage bag, the end of the lateral guide rod is provided with a blocking ring, the pullback rod is vertically arranged on the right side of the piston, and the piston drives the lateral guide rod to move to enable the blocking ring to open and close.

4 . The negative pressure drainage bag according to claim 3 , wherein the piston is provided with an air inlet hole, an air passage is arranged between the drainage bag and the lateral guide rod, and the drainage bag and the lateral guide rod are provided with an air passage. 5 . . An air film is set at the connection of the sealing ring.

5 . The negative pressure drainage bag according to claim 2 , wherein the bottom of the drainage tube is communicated with the drainage bag through a drainage joint assembly, and the drainage joint assembly is sequentially connected to the first joint and the drainage bag from top to bottom. 6 . The second joint, the first joint is fixed on the bottom of the drainage tube, the second joint is fixed on the front of the drainage bag, and the bottom of the first joint extends downward with a short drainage tube extending into the second joint.

6. The negative pressure drainage bag according to claim 5, wherein the drainage liquid flows into the drainage bag through the drainage tube from the first joint, the drainage short tube and the second joint, and the second joint and the drainage bag are connected to each other. An air film is arranged at the communication part.

7 . The negative pressure drainage bag according to claim 2 , wherein a drain valve is provided at the bottom end of the drainage bag. 8 .