CN212016290U

CN212016290U - Drainage bag

Info

Publication number: CN212016290U
Application number: CN201922471283.9U
Authority: CN
Inventors: 李征; 鲁建国; 胡修元; 唐海达
Original assignee: Zhende Medical Co Ltd
Current assignee: Zhende Medical Co Ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-11-27
Anticipated expiration: 2029-12-31

Abstract

The utility model provides a drainage bag, including the negative drainage bag, the drainage bag adopts waterproof ventilation film structure, the drainage bag is seal structure, and one end is provided with the drainage tube, the drainage tube outside is provided with negative pressure drainage appearance, the drainage tube is kept away from the one end of drainage bag is provided with air inlet joint, air inlet joint links to each other with the surface of a wound part. By adopting the technical scheme, the beneficial effects of the utility model are that: because the drainage bag adopts waterproof ventilative film structure, therefore moisture can evaporate the outside in the drainage bag in the liquid, can progressively reduce the liquid volume, and the drainage bag can use longer time, reduces the operation number of times, reduces patient's uncomfortable and feels, reduces the process that the nursing staff inquires repeatedly, reduces and doctorses and nurses the cost, also can reduce the volume of drainage bag simultaneously, improves the portability of product, and drainage bag air permeability is good moreover, satisfies the cooperation of negative pressure drainage equipment and uses.

Description

Drainage bag

Technical Field

The utility model belongs to the technical field of negative pressure drainage technique and specifically relates to a drainage bag is related to.

Background

The negative pressure drainage technology is a wound treatment technology developed in recent years, and is a method for achieving the purpose of wound treatment by filling a wound with medical foam materials, covering the wound with a breathable film, sealing negative pressure continuous suction, completely isolating the wound from the outside, and sealing negative pressure continuous suction to fully drain the wound. The applied indications comprise various acute and chronic wounds including infected wounds or wound surfaces, acute soft tissue defects, various chronic (pressure, vascular and diabetic) ulcers, surgical incision cracking or skin grafting and the like. Clinical and basic research proves that the effect is determined, the preparation can inhibit the growth of bacteria, control infection, relieve wound surface and periwound tissue edema, promote the blood circulation of the wound surface and the growth of granulation tissue, and is more beneficial to wound surface healing. By using the technology, patients can be free from changing the medicine within 3-7 days, thereby avoiding cross infection, reducing the workload of medical care personnel, relieving the pain of the patients and reducing the fatality rate and disability rate of wounds.

The drainage bag is the medical supplies of cheaper, and traditional drainage bag is bulky brings the action inconvenience for the patient, and portability is very poor, need often open the inside liquid of escape orifice discharge or change the drainage bag after bag liquid is full moreover, and the many patients of operation number are uncomfortable, and the nursing staff also need often observe the liquid condition, in time discharge or change. The drainage bag is suitable for serving as a tail end container in clinical effusion drainage and is used as liquid inflow, and is not suitable for being matched with negative pressure drainage equipment which can allow liquid and gas to flow in.

SUMMERY OF THE UTILITY MODEL

The utility model provides a drainage bag to the traditional drainage bag volume that proposes in solving above-mentioned background art is great, is difficult for carrying, needs often to open the escape orifice moreover and discharges inside liquid or change the drainage bag, and the many patients of operation number of times are uncomfortable, and unsuitable cooperation has the negative pressure drainage equipment use scheduling problem that liquid and gas flowed in promptly.

The technical scheme of the utility model is realized like this:

the drainage bag comprises a negative drainage bag, the drainage bag is of a waterproof and breathable film structure, the drainage bag is of a sealing structure, a drainage tube is arranged at one end of the drainage bag, a negative pressure drainage instrument is arranged on the outer side of the drainage tube, an air inlet connector is arranged at one end, far away from the drainage bag, of the drainage tube, and the air inlet connector is connected with a wound surface part.

Preferably, the negative pressure drainage instrument comprises a shell, a negative pressure pump is arranged in the shell, and a limiting groove is formed in the outer side of the negative pressure pump.

Preferably, a first pressure sensor is arranged at the air inlet end of the limiting groove.

Preferably, the air outlet end of the limiting groove is provided with a flow sensor and a second pressure sensor.

Preferably, a control circuit board is arranged above the negative pressure pump, a display screen and a control key are arranged on the upper surface of the control circuit board, and the display screen and the control key penetrate through the top of the shell.

Preferably, the housing is composed of two half shells, and one end of the two half shells is connected through a folding part, and the other end is provided with a locking part.

Preferably, the outer side of the drainage bag is printed with scale values.

By adopting the technical scheme, the beneficial effects of the utility model are that:

because the drainage bag adopts waterproof ventilative film structure, therefore moisture can evaporate the outside in the drainage bag in the liquid, can progressively reduce the liquid volume, and the drainage bag can use longer time, reduces the operation number of times, reduces patient's uncomfortable and feels, reduces the process that the nursing staff inquires repeatedly, reduces and doctorses and nurses the cost, also can reduce the volume of drainage bag simultaneously, improves the portability of product, and drainage bag air permeability is good moreover, satisfies the cooperation of negative pressure drainage equipment and uses.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural view of the drainage bag of the present invention;

fig. 3 is a top view of the negative pressure drainage instrument of the present invention;

fig. 4 is a schematic view of the overlooking internal structure of the negative pressure drainage instrument of the present invention.

Wherein:

1. a negative pressure drainage instrument; 101. a housing; 102. a negative pressure pump; 103. a control circuit board; 104. a display screen; 105. a control key; 106. a flow sensor; 107. a first pressure sensor; 108. a second pressure sensor; 109. a limiting groove; 110. a folding part; 111. a locking portion; 2. a drainage tube; 3. a wound surface portion; 4. a drainage bag; 5. an air inlet joint.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, a drainage bag comprises a negative drainage bag 4, the drainage bag 4 is of a waterproof and breathable film structure, the drainage bag 4 is of a sealing structure, one end of the drainage bag is provided with a drainage tube 2, the outer side of the drainage tube 2 is provided with a negative pressure drainage instrument 1, one end of the drainage tube 2, which is far away from the drainage bag 4, is provided with an air inlet connector 5, and the air inlet connector 5 is connected with a wound surface part 3.

Specifically, the negative pressure drainage instrument 1 comprises a shell 101, a negative pressure pump 102 is arranged inside the shell 101, a limiting groove 109 is arranged outside the negative pressure pump 102, the drainage tube 2 is limited and fixed through the limiting groove 109, the drainage tube 2 is tightly attached to the negative pressure pump 102, acting force is applied to the outside of the drainage tube 2 through the negative pressure pump 102, gas or liquid is generated inside the drainage tube 2 to flow, and the liquid flows into the drainage bag 4 from the wound surface part 3 through the drainage tube 2.

Specifically, a first pressure sensor 107 is arranged at the air inlet end of the limiting groove 109, and a flow sensor 106 and a second pressure sensor 108 are arranged at the air outlet end, so that preset pressurization is applied to the outside of the drainage tube 2 through the first pressure sensor 107 and the second pressure sensor 108, the slight change of the tube wall of the drainage tube 2 caused by the change of the pressure in the drainage tube is detected, and a signal is transmitted to the control circuit board 103 for negative pressure calculation; whether liquid or gas is present in the drain tube 2 is detected by the flow sensor 106, and a signal is transmitted to the control circuit board 103.

Specifically, a control circuit board 103 is arranged above the negative pressure pump 102, a display screen 104 and a control key 105 are arranged on the upper surface of the control circuit board 103, the display screen 104 and the control key 105 both penetrate through the top of the shell 101, the control circuit board 103 is arranged in such a way that the internal pressure of the drainage tube 2 is calculated through signals provided by a first pressure sensor 107 and a second pressure sensor 108, so that the negative pressure pump 102 is controlled to work, the negative pressure pump meets the set pressure requirement, the volume of the drained liquid is calculated through signals given by a flow sensor 106 in combination with the movement condition of the negative pressure pump 102, alarm information such as air leakage, liquid fullness and blockage is given according to the calculated pressure and flow information, and the alarm information is displayed through the display screen 104.

Specifically, shell 101 comprises two half shells, and two half shell one ends link to each other through folded portion 110, and the other end is provided with locking portion 111, so set up, can be convenient carry out the dismouting with shell 101, can be quick install the outside at drainage tube 2 with negative pressure drainage appearance 1.

Specifically, drainage bag 4 outside printing has the scale interval, so set up, can be audio-visual calculate the volume of the interior liquid of drainage bag 4 through the scale interval.

The working principle is as follows:

when the drainage device is used, the locking part 111 is released, the shell 101 is opened, the drainage tube 2 is placed in the limiting groove 109 in the shell 101, the shell 101 is closed through the locking part 111, the negative pressure drainage instrument 1 is fixed on the outer side of the drainage tube 2, the air inlet connector 5 is connected with the wound surface part 3, the negative pressure pump 102 is started, the drainage tube 2 is extruded through the negative pressure pump 102, gas or liquid in the drainage tube 2 flows, and the liquid flows into the drainage bag 4 from the wound surface part 3 through the drainage tube 2; the liquid and the gas that the drainage got into get into drainage tube 2 through the interface that admits air and flow into drainage bag 4, wherein gas directly discharges in the air through waterproof ventilative film, liquid partly volatilizees into vapor and discharges through waterproof ventilative film, another part liquid permeates the film with waterproof ventilative film direct contact and evaporates away, its contact permeation rate is greater than the speed that volatilizees into vapor and permeate the film again, and liquid itself can not pass waterproof ventilative film, preserved inside drainage bag 4, the continuous evaporation of liquid in drainage bag 4 reduces, can hold more negative pressure drainage liquid in the treatment process, thereby reduce drainage bag 4's change number of times, reduce medical personnel's operation number of times, reduce medical care cost, alleviate patient's economic burden simultaneously.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A drainage bag, its characterized in that: including negative drainage bag (4), drainage bag (4) adopt waterproof ventilation film structure, drainage bag (4) are seal structure, and one end is provided with drainage tube (2), the drainage tube (2) outside is provided with negative pressure drainage appearance (1), the drainage tube (2) are kept away from the one end of drainage bag (4) is provided with air inlet connector (5), air inlet connector (5) link to each other with surface of a wound part (3).

2. A drainage bag according to claim 1 wherein: the negative pressure drainage instrument (1) comprises a shell (101), a negative pressure pump (102) is arranged inside the shell (101), and a limiting groove (109) is formed in the outer side of the negative pressure pump (102).

3. A drainage bag according to claim 2 wherein: and a first pressure sensor (107) is arranged at the air inlet end of the limiting groove (109).

4. A drainage bag according to claim 2 wherein: and the air outlet end of the limiting groove (109) is provided with a flow sensor (106) and a second pressure sensor (108).

5. A drainage bag according to claim 2 wherein: the vacuum pump is characterized in that a control circuit board (103) is arranged above the negative pressure pump (102), a display screen (104) and a control key (105) are arranged on the upper surface of the control circuit board (103), and the display screen (104) and the control key (105) penetrate through the top of the shell (101).

6. A drainage bag according to claim 5 wherein: the shell (101) is composed of two half shells, one end of each half shell is connected through a folding part (110), and the other end of each half shell is provided with a locking part (111).

7. A drainage bag according to claim 1 wherein: the outer side of the drainage bag (4) is printed with scale values.