CN110624142A - Subcutaneous Emphysema Negative Pressure Suction Device - Google Patents

Abstract

The invention discloses a negative pressure suction device for subcutaneous emphysema, which comprises a negative pressure tank and a small vacuum pump. The gas end penetrates the rubber plug embedded in the top surface of the negative pressure tank through the insertion tube and connects with the inside of the negative pressure tank, and the exhaust end of the small vacuum pump extends to the outside of the negative pressure tank through the air release pipe, and one end of the top surface of the negative pressure tank is connected through a sealed connection There is a second connecting pipe. In the present invention, a negative pressure tank and suction head are used, an incision is made on the skin on the surface of the emphysema, the suction head is implanted inside the skin, and the suction head reaches the position of the emphysema, because the inside of the negative pressure tank has been covered by a small vacuum pump. It is pumped into a negative pressure, so when the switch valve is opened, the excess gas at the emphysema location will be sucked into the negative pressure tank, thereby reducing the amount of gas at the emphysema location, thereby reducing the tension of the subcutaneous emphysema and reducing subcutaneous emphysema range to reduce the suffering of patients.

Description

Subcutaneous Emphysema Negative Pressure Suction Device

technical field

The invention relates to the technical field of subcutaneous emphysema treatment, in particular to a negative pressure suction device for subcutaneous emphysema.

Background technique

Patients with pneumothorax can sometimes lead to extensive subcutaneous emphysema, which spreads to the whole body, making people look like they are inflated. Even when the source of pneumothorax is controlled, subcutaneous emphysema will still subside slowly, and for more extensive subcutaneous emphysema , It is very difficult to disappear, which causes great pain to the patient, and the change of the patient's appearance causes great psychological harm to the patient and family members.

Subcutaneous emphysema is relatively scattered, and traditional high-power negative pressure suction devices cannot be used, and traditional negative pressure suction devices are not easy to adjust the size of the inspiratory volume, so it is not suitable for subcutaneous emphysema that is more dispersed and has a small gas volume At the same time, it is inevitable to extract a part of tissue fluid during the process of extracting gas. These tissue fluids will occupy the negative pressure storage device of the negative pressure device, resulting in a reduction in the negative pressure storage device, thereby reducing the negative pressure volume, and most of the tissue fluid smells bad. If it is not handled correctly, it will cause psychological harm to the patient. In view of the above problems, a subcutaneous emphysema negative pressure suction device is specially proposed to solve the above problems.

Contents of the invention

The object of the present invention is to solve the shortcoming existing in the prior art, and proposed subcutaneous emphysema negative pressure suction device.

In order to achieve the above object, the present invention adopts the following technical scheme: a subcutaneous emphysema negative pressure suction device, comprising a negative pressure tank and a small vacuum pump, characterized in that a pump box is arranged on the top surface of the negative pressure tank, and the inside of the pump box is fixed A small vacuum pump is connected, and the suction end of the small vacuum pump penetrates through the rubber plug embedded in the top surface of the negative pressure tank through the insertion tube and connects with the inside of the negative pressure tank, and the exhaust end of the small vacuum pump extends to the outside of the negative pressure tank through the air release tube, the One end of the top surface of the negative pressure tank is connected with a second connecting pipe through and sealed, and the other end of the second connecting pipe is connected with a switch valve through a third connecting pipe, and the other end of the third connecting pipe is provided with an external thread, and the external thread is fixed by The nut is fixedly connected with the connecting hose, and the connecting hose is sealed and connected with the suction head. A fixed ring is sleeved at the junction of the connecting hose and the suction head, and an air release valve is provided at the upper end of the air release pipe.

As a further description of the above technical solution:

The surface wall of the negative pressure tank is penetrating and sealed with an air pressure gauge through the first connecting pipe.

As a further description of the above technical solution:

The lower surface wall of the negative pressure tank is connected with a drain valve through and sealed.

As a further description of the above technical solution:

A control switch is embedded on the top surface of the negative pressure tank at one side of the air release pipe.

As a further description of the above technical solution:

The surface wall of the negative pressure tank is located above the air pressure gauge and embedded with a power cord.

As a further description of the above technical solution:

The surface of the suction head is provided with suction holes, and the suction holes are evenly distributed on the surface of the suction head.

As a further description of the above technical solution:

The output end of the control switch is electrically connected to the input end of the small vacuum pump, and the model of the small vacuum pump is: VAJ850.4.

As a further description of the above technical solution:

The negative pressure tank is a cylindrical structure, and the negative pressure tank is a sealed structure.

As a further description of the above technical solution:

The inside of the fixing nut is fixedly connected with a sealing ring, and the surface of the sealing ring is pasted with a silicone pad, and the inner diameter of the sealing ring is smaller than the inner diameter of the fixing nut. Matching internal thread.

In summary, owing to adopting above-mentioned technical scheme, the beneficial effect of the present invention is:

1. In the present invention, a negative pressure tank and suction head are used, an incision is made on the skin on the surface of the emphysema, the suction head is implanted into the skin, and the suction head reaches the position of the emphysema, because the inside of the negative pressure tank has been The small vacuum pump is pumped into negative pressure, so when the switch valve is opened, the excess gas at the emphysema site will be sucked into the negative pressure tank, thereby reducing the amount of gas at the emphysema site, thereby reducing the tension of subcutaneous emphysema and reducing the pressure of subcutaneous emphysema. The range of emphysema can reduce the suffering of patients;

2. In the present invention, a small vacuum pump, switch valve and liquid discharge valve are adopted. The small vacuum pump can quickly remove the air inside the negative pressure tank, so that the inside of the negative pressure tank is in a negative pressure state, and the vacuuming efficiency is high. At the same time, the medical staff can The speed of air suction is controlled by controlling the opening degree of the on-off valve to prevent the patient from being uncomfortable due to excessive air suction. At the same time, when the air suction is completed, the liquid discharge valve can be opened to discharge the tissue fluid extracted together with the gas, so as to avoid the tissue fluid extracted from occupying the negative pressure tank. volume.

Description of drawings

Fig. 1 is the structural representation of the subcutaneous emphysema negative pressure suction device that the present invention proposes;

Fig. 2 is the top view of the subcutaneous emphysema negative pressure suction device proposed by the present invention;

Fig. 3 is the structural representation of suction head of the present invention;

Fig. 4 is the structural representation of fixing nut of the present invention;

Fig. 5 is a top view when the pump box of the present invention is removed;

Fig. 6 is a schematic diagram of the connection between the rubber stopper of the present invention and the top surface of the negative pressure tank.

illustration:

1. Negative pressure tank; 2. Drain valve; 3. First connecting pipe; 4. Air pressure gauge; 5. Power cord; 6. Control switch; 7. Small vacuum pump; 8. Air release valve; 9. Air release pipe 10, the second connecting pipe; 11, the third connecting pipe; 12, switch valve; 13, connecting hose; 14, fixed ring; 15, suction head; 16, suction hole; 17, fixed nut; 18, outer Thread; 19, sealing ring; 20, silicone pad; 21, rubber plug; 22, pump box; 23, insertion tube.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention.

Embodiment one, with reference to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5 and shown in Fig. 6, subcutaneous emphysema negative pressure suction device comprises negative pressure tank 1 and small-sized vacuum pump 7, and negative pressure tank 1 top surface is provided with There is a pump box 22, and the inside of the pump box 22 is fixedly connected with a small vacuum pump 7, and the suction end of the small vacuum pump 7 penetrates the rubber plug 21 embedded in the top surface of the negative pressure tank 1 through the insertion tube 23 and is connected through the inside of the negative pressure tank 1, and The exhaust end of the small vacuum pump 7 extends to the outside of the negative pressure tank 1 through the air release pipe 9, and the pump box 22 is a detachable structure. The pressure tank 1 can be sterilized by high-temperature steam sterilization or ultraviolet sterilization to avoid damage to electrical components. In addition, the rubber plug 21 squeezes the outer wall of the insertion tube 23 after the insertion tube 23 is inserted to play a sealing role. The negative pressure tank 1 One end of the top surface is connected to the second connecting pipe 10 through and sealed, and the other end of the second connecting pipe 10 is connected to the switch valve 12 through the third connecting pipe 11, and the other end of the third connecting pipe 11 is provided with an external thread 18, and the external thread 18 is fixedly connected with the connecting hose 13 through the fixing nut 17, and the connecting hose 13 is tightly connected with the suction head 15. The valve 8 and the surface wall of the negative pressure tank 1 are connected to the air pressure gauge 4 through the first connecting pipe 3. The air pressure gauge 4 is convenient for the user to determine the remaining air in the negative pressure tank 1. A drain valve 2 is connected to facilitate the discharge of the extracted tissue fluid. The top surface of the negative pressure tank 1 is located on the side of the air release pipe 9, and a control switch 6 is embedded in it. The output end of the switch 6 is electrically connected to the input end of the small vacuum pump 7, which is convenient for controlling the opening or closing of the small vacuum pump 7, and the model of the small vacuum pump 7 is: VAJ850.4, the small vacuum pump 7 pumps the negative pressure tank 1 into negative pressure, and opens the switch valve 12. The excess gas at the emphysema site will be attracted to the inside of the negative pressure tank 1, thereby reducing the gas volume at the emphysema site, thereby reducing the tension of the subcutaneous emphysema, reducing the range of subcutaneous emphysema, and reducing the pain of the patient .

Embodiment 2, as shown in Fig. 1, Fig. 2 and Fig. 3, the surface of the suction head 15 is provided with air suction holes 16, and the air suction holes 16 are evenly distributed on the surface of the suction head 15, and the air in the subcutaneous emphysema part passes through the air suction holes 16 enters the inside of the suction head 15. In addition, the suction head 15 is a capsule structure, which does not damage the patient's tissue during the entry process. The negative pressure tank 1 is a cylindrical structure, and the negative pressure tank 1 is a sealed structure. The negative pressure tank 1 is transparent. Made of material, it is convenient to observe the amount of tissue fluid inside the negative pressure tank 1, and the negative pressure tank 1 is a structure that is not easy to deform. Prevent the extracted tissue fluid from occupying the volume of the negative pressure tank 1, and the drained tissue fluid is sealed and discarded into a special trash can.

Embodiment 3, as shown in Fig. 1 and Fig. 4, a sealing ring 19 is fixedly connected inside the fixing nut 17, and a silicone pad 20 is pasted on the surface of the sealing ring 19, and the inner diameter of the sealing ring 19 is smaller than the inner diameter of the fixing nut 17, and the connection is flexible. The pipe 13 is sealed and connected with the sealing ring 19. The inside of the fixing nut 17 is provided with an internal thread matching the external thread 18. By twisting the fixing nut 17, the internal thread and the external thread 18 can be docked. During the tightening process, the third One end of the connecting pipe 11 presses against the silicone pad 20 to play the role of sealing. At the same time, after the negative pressure suction is completed, the fixing nut 17 can be reversely turned to replace the connecting hose 13, which is very convenient to replace.

Working principle: when in use, move the device to a suitable position, and connect the power to the device through the power cord 5. In the initial state, the switch valve 12, the air release valve 8 and the liquid discharge valve 2 are all in the closed state, and the pumping is performed first. Vacuum, open the vent valve 8, turn on the small vacuum pump 7 through the control switch 6, observe the air pressure gauge 4, when the specified negative pressure value is reached, close the vent valve 8, and then quickly turn off the small vacuum pump 7 through the control switch 6, at this time the negative pressure The inside of the pressure tank 1 is negative pressure, make an incision at the skin on the surface of the emphysema, implant the suction head 15 into the skin, and make the suction head 15 reach the position of the emphysema, because the inside of the negative pressure tank 1 has been pumped by the small vacuum pump 7 Therefore, when the on-off valve 12 is opened, the excess gas at the emphysema location will be sucked into the negative pressure tank 1, thereby reducing the gas volume at the emphysema location, thereby reducing the tension of the subcutaneous emphysema and reducing the subcutaneous air pressure. In addition, the medical staff can control the air suction speed by controlling the opening degree of the on-off valve 12 to prevent the patient from being uncomfortable due to excessive air suction. At the same time, when the suction is completed, the drain valve 2 can be opened. The tissue fluid extracted together with the gas is discharged to prevent the extracted tissue fluid from occupying the volume of the negative pressure tank 1, and the discharged tissue fluid is sealed and discarded into a special garbage bin.

The above is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, any person familiar with the technical field within the technical scope disclosed in the present invention, according to the technical solution of the present invention Any equivalent replacement or change of the inventive concepts thereof shall fall within the protection scope of the present invention.

Claims (9)

1. subcutaneous emphysema negative pressure suction device, comprising negative pressure tank (1) and small vacuum pump (7), it is characterized in that, described negative pressure tank (1) top surface is provided with pump box (22), and pump box ( 22) A small vacuum pump (7) is fixedly connected inside, and the suction end of the small vacuum pump (7) runs through the rubber plug (21) embedded in the top surface of the negative pressure tank (1) and the negative pressure tank (1) through the insertion tube (23). The interior is through connected, and the exhaust end of the small vacuum pump (7) extends to the outside of the negative pressure tank (1) through the air release pipe (9), and the top surface of the negative pressure tank (1) is connected with a second connecting pipe (10 ), and the other end of the second connecting pipe (10) is connected with a switching valve (12) through the third connecting pipe (11), and the other end of the third connecting pipe (11) is provided with an external thread (18), and the external thread (18) is fixedly connected with the connecting hose (13) through the fixing nut (17), and the connecting hose (13) is sealed and connected with the suction head (15), and the connecting hose (13) is handed over to the suction head (15) A fixed ring (14) is sleeved at the place, and an air release valve (8) is provided at the upper end of the air release pipe (9). 2 . The negative pressure suction device for subcutaneous emphysema according to claim 1 , characterized in that, the surface wall of the negative pressure tank ( 1 ) is penetrating and sealed with an air pressure gauge ( 4 ) through the first connecting pipe ( 3 ). 3. The negative pressure suction device for subcutaneous emphysema according to claim 1, characterized in that a drain valve (2) is connected to the surface wall under the negative pressure tank (1) through and sealed. 4. The negative pressure suction device for subcutaneous emphysema according to claim 1, characterized in that a control switch (6) is embedded on the top surface of the negative pressure tank (1) at one side of the air release tube (9). 5. The subcutaneous emphysema negative pressure suction device according to claim 1 or 2, characterized in that, the surface wall of the negative pressure tank (1) is located above the air pressure gauge (4) and a power cord (5) is embedded therein. 6. The subcutaneous emphysema negative pressure suction device according to claim 1, characterized in that, the surface of the suction head (15) is provided with suction holes (16), and the suction holes (16) are evenly distributed on the surface of the suction head. (15) SURFACE. 7. The subcutaneous emphysema negative pressure suction device according to claim 1 or 4, characterized in that the output end of the control switch (6) is electrically connected to the input end of the small vacuum pump (7), and the small vacuum pump (7) The model number is: VAJ850.4. 8. The negative pressure suction device for subcutaneous emphysema according to claim 1, characterized in that, the negative pressure tank (1) is a cylindrical structure, and the negative pressure tank (1) is a sealed structure. 9. subcutaneous emphysema negative pressure suction device according to claim 1, is characterized in that, described fixing nut (17) inside is fixedly connected with sealing ring (19), and sealing ring (19) surface is pasted with silica gel pad ( 20), and the inner diameter of the sealing ring (19) is smaller than the inner diameter of the fixing nut (17), the connecting hose (13) is sealingly connected with the sealing ring (19), and the inner diameter of the fixing nut (17) is provided with an external thread (18) ) matching internal thread.