CN217612190U - Negative pressure drainage device convenient to connect - Google Patents

Abstract

The utility model discloses a negative pressure drainage ware of convenient connection relates to medical technical field. The utility model comprises a storage bag which is a compression air bag, a drainage nozzle is arranged on the storage bag, a drainage tube is inserted on the drainage nozzle, and a pressure regulator is arranged on the drainage tube; the storage bag is also provided with a one-way exhaust port for exhausting and a liquid discharge port for discharging liquid; a return spring is placed inside the storage bag. The utility model has the advantages that the device is convenient to connect through the multi-structure matching design, the flow of drainage can be controlled through the pressure regulator, negative pressure can be conveniently formed inside the storage bag through the matching of the storage bag, the one-way exhaust port and the reset spring, and the device can carry out drainage operation without depending on external vacuum pumping equipment; and through the cooperation of sampling sleeve pipe, sampling pipe, connecting pipe for the device can be convenient quick samples the liquid that the storage bag was stored.

Description

An easy-to-connect negative pressure drain

technical field

The utility model belongs to the technical field of medical treatment, in particular to a negative pressure drainage device with convenient connection.

Background technique

Clinically, drainage after breast surgery requires the use of a fluid collection device, a drainage device. Most of the drainage devices commonly used in clinical practice are drainage bags. Due to the lack of a negative pressure structure, the drainage device needs to use a syringe or other vacuuming equipment to form a negative pressure inside the drainage bag every time it is used to conduct drainage. This method not only The connection is relatively inconvenient and it needs to be used with external devices, which makes the operation relatively inconvenient.

Utility model content

The purpose of the present utility model is to provide a negative pressure drainage device that is convenient to connect, so as to solve the problems in the background technology.

In order to solve the above-mentioned technical problems, the utility model is realized by the following technical solutions: a negative pressure drainage device for convenient connection, comprising a storage bag, the storage bag is a compressed air bag, and a drainage nozzle is arranged on the storage bag, A drainage tube is inserted on the drainage nozzle, and a pressure regulator is arranged on the drainage tube; the storage bag is also provided with a one-way exhaust port for exhausting and a drainage port for draining; so A return spring is placed inside the storage bag.

Further, the storage bag is made of soft plastic.

Further, the liquid discharge port and the one-way exhaust port are made of hard plastic.

Further, the upper end of the liquid discharge port is provided with a sealing plug.

Further, the storage bag is also provided with a sampling port, the sampling port is fixed with a sampling tube toward the inside of the storage bag, and the sampling port is fixed with a sampling sleeve toward the outside of the storage bag, and the sampling sleeve is connected by a connecting pipe. There is a sampling tube, and the sampling tube is a compressed air bag.

Further, a sealing plug is also provided on the sampling sleeve.

Further, one end of the sampling pipe is provided with a connecting port, the connecting pipe is connected with the connecting port by plugging, the outer side of the connecting port is provided with a pipe clamp for fixing the connecting port and the sampling pipe, and the other side of the sampling pipe is One end is fixed with a pull plate, and the surface of the pull plate is provided with an anti-slip groove.

The utility model has the following beneficial effects:

The utility model makes the connection of the device more convenient through the multi-structure coordination design, the flow rate of the drainage can be controlled by the pressure regulator, and the negative pressure is formed inside the storage bag through the coordination of the storage bag, the one-way exhaust port and the return spring, and The device can perform drainage operation without relying on external vacuuming equipment; and through the cooperation of the sampling sleeve, the sampling tube and the connecting tube, the device can conveniently and quickly sample the liquid stored in the storage bag.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the accompanying drawings required for the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained from these drawings without creative effort.

Fig. 1 is the overall structure schematic diagram of the present utility model;

Fig. 2 is the overall structure sectional view of the utility model;

3 is a schematic diagram of the connection structure of the storage bag and the sampling tube of the present invention;

FIG. 4 is a schematic structural diagram of the sampling tube of the present invention.

In the accompanying drawings, the list of components represented by each number is as follows:

1. Storage bag; 2. Drainage tube; 3. Pressure regulator; 4. Drain port; 5. One-way exhaust port; 6. Return spring; 7. Sampling sleeve; 8. Sampling tube; 9. Connecting tube ; 10, the connection port; 11, the pipe clamp; 12, the pull plate; 13, the sampling port.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to FIG. 1-FIG. 4, the present invention is a negative pressure drainage device that is convenient to connect, including a storage bag 1, and the storage bag 1 is a compressed air bag, wherein, in order to facilitate the extrusion of the storage bag 1, the storage bag 1 It is made of soft plastic. The storage bag 1 is provided with a drainage nozzle, and a drainage tube 2 is inserted into the drainage nozzle. The drainage tube 2 is connected with the hose on the patient. The drainage tube 2 is provided with a pressure regulator 3. , the flow rate of the drainage is conveniently controlled by the pressure regulator 3; the storage bag 1 is also provided with a one-way exhaust port 5 for exhausting and a liquid drain port 4 for draining; wherein, the one-way exhaust port 5 A one-way valve is arranged inside the storage bag 1, so that the storage bag 1 can discharge air to the outside through the one-way exhaust port 5, and the external air cannot enter the interior of the storage bag 1 through the one-way exhaust port 5. The one-way exhaust port 5 is squeezed and deformed, and the liquid discharge port 4 and the one-way exhaust port 5 are made of hard plastic; wherein, the upper end of the liquid discharge port 4 is provided with a sealing plug, and the liquid discharge port is closed by the sealing plug. 4. Block it to prevent the device from pouring out of the liquid through the drain port 4.

A return spring 6 is placed inside the storage bag 1, and the storage bag 1 is easily pushed to restore by the return spring 6. When the storage bag 1 is squeezed, the gas is discharged outward through the one-way exhaust port 5, and the elastic deformation of the return spring 6 is carried out. The storage bag 1 is pushed to restore, so that a negative pressure is formed inside the storage bag 1 , so that the fluid in the patient can be drawn out through the drainage tube 2 and the drainage nozzle and stored in the storage bag 1 .

Specifically, in order to facilitate sampling of the liquid stored in the storage bag 1 , the storage bag 1 is further provided with a sampling port 13 , the sampling port 13 is fixed towards the interior of the storage bag 1 and the sampling tube 8 is fixed, and the sampling port 13 is fixed towards the outside of the storage bag 1 . There is a sampling sleeve 7, wherein, in order to prevent the liquid from flowing out through the sampling sleeve 7 before sampling, the sampling sleeve 7 is also provided with a sealing plug; the sampling sleeve 7 is connected with a sampling pipe 8 through a connecting pipe 9, and the sampling pipe 8 is a compressed air bag; wherein, in order to facilitate the connection between the sampling tube 8 and the connecting tube 9, one end of the sampling tube 8 is provided with a connecting port 10, the connecting tube 9 is plugged and connected with the connecting port 10, and the outer side of the connecting port 10 is provided with a connection port 10 for connecting The pipe clamp 11 fixed to the mouth 10 and the sampling tube 8, in order to facilitate the unfolding of the sampling tube 8, a pull plate 12 is fixed at the other end of the sampling tube 8, and the surface of the pull plate 12 is provided with an anti-skid groove, and the anti-skid property of the pull plate 12 is improved through the anti-slip groove. , making the device more convenient to use.

During sampling, unplug the sealing plug on the sampling cannula 7, and insert the connecting tube 9 into the sampling cannula 7 to complete the connection with the storage bag 1; before sampling, the sampling tube 8 is in a compressed state, grab the sampling tube with one hand Tube 8, the other hand pulls the pull plate 12 to expand the sampling tube 8, so that a negative pressure is formed inside the sampling tube 8, and then the liquid in the storage bag 1 can be drawn out through the sampling tube 8, and is transported through the connecting tube 9 to Inside the sampling tube 8, the sampling operation is completed.

In the description of this specification, description with reference to the terms "one embodiment", "example", "specific example", etc. means that a specific feature, structure, material or characteristic described in connection with the embodiment or example is included in the present invention. in at least one embodiment or example. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are only used to help illustrate the present invention. The preferred embodiments do not describe all the details, nor do they limit the invention to only the described embodiments. Obviously, many modifications and variations are possible in light of the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principle and practical application of the present invention, so that those skilled in the art can well understand and utilize the present invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims (7)

1. An easily connected negative pressure drainage device, comprising a storage bag (1), characterized in that: the storage bag (1) is a compressed air bag, and a drainage nozzle is provided on the storage bag (1), and the storage bag (1) is provided with a drainage nozzle. A drainage tube (2) is inserted into the drainage nozzle, and a pressure regulator (3) is arranged on the drainage tube (2); a one-way exhaust port ( 5) and a drain port (4) for draining; a return spring (6) is placed inside the storage bag (1). 2 . The easily connected negative pressure drainage device according to claim 1 , wherein the storage bag ( 1 ) is made of soft plastic. 3 . 3 . The easily connected negative pressure drainage device according to claim 1 , wherein the liquid discharge port ( 4 ) and the one-way exhaust port ( 5 ) are made of hard plastic. 4 . 4 . The easily connected negative pressure drainage device according to claim 1 , wherein a sealing plug is provided on the upper end of the liquid discharge port ( 4 ). 5 . 5 . The easily connected negative pressure drainage device according to claim 1 , characterized in that: the storage bag ( 1 ) is further provided with a sampling port ( 13 ), and the sampling port ( 13 ) faces the storage bag. 6 . (1) A sampling tube (8) is fixed inside, the sampling port (13) is fixed with a sampling sleeve (7) towards the outside of the storage bag (1), and the sampling sleeve (7) is connected by a connecting pipe (9) There is a sampling tube (8), and the sampling tube (8) is a compressed air bag. 6 . The easily connected negative pressure drainage device according to claim 5 , characterized in that: the sampling sleeve ( 7 ) is also provided with a sealing plug. 7 . 7. A negative pressure drainage device for easy connection according to claim 5, characterized in that: one end of the sampling tube (8) is provided with a connection port (10), and the connection tube (9) is connected to the connection port (10) Plug connection, the outer side of the connection port (10) is provided with a pipe clamp (11) for fixing the connection port (10) and the sampling pipe (8), and the other end of the sampling pipe (8) is fixed with a pipe clamp (11); A pull plate (12) is provided with an anti-skid groove on the surface of the pull plate (12).

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