CN212416662U - Positive and negative air pressure target medicine feeding therapeutic device - Google Patents

Abstract

The utility model discloses a positive and negative pressure target drug delivery treatment device, which comprises a shell and a control mainboard, wherein a negative pressure source and a positive pressure source are arranged in the shell; the shell is provided with a rubber disc which is respectively provided with an annular negative pressure cabin and an annular positive pressure cabin; a negative pressure air pipe and a positive pressure air pipe are arranged on a handle of the rubber disc, the negative pressure cabin is sequentially connected with a negative pressure source in the shell through the disc surface positive pressure air passage, the negative pressure air pipe, the negative pressure air passage and the negative pressure connecting pipe of the rubber disc, and the positive pressure cabin is sequentially connected with the positive pressure source in the shell through the disc surface positive pressure air passage, the positive pressure air pipe, the positive pressure air passage and the positive pressure connecting pipe of the rubber disc; the air outlet of the positive pressure air passage on the disk surface is horizontally arranged. The utility model discloses the positive ballast increases the tablet screens, prevents that the tablet from droing.

Description

Positive and negative air pressure target medicine feeding therapeutic device

Technical Field

The utility model relates to a medical appliance, in particular to a treatment device for acupoint drug delivery.

Background

Nowadays, with social development, the living standard of people is improved, but the accompanying diseases are more and more, and the health of people is seriously threatened, for the treatment of the diseases, the medicine taking or the hospitalization is generally needed, the hospitalization cost is high, the treatment effect is not ideal, the medicine taking side effect is large, the treatment is not safe, the treatment period is long, the medicine effect duration is short, and the treatment effect is not good. The health care consciousness of people is improved at present, and with the development of science and technology, some high-tech medical health care equipment and acupuncture point administration treatment modes are generated.

In the existing medical treatment field, the acupoint application or drug administration treatment method achieves the aim of rehabilitation treatment by preparing drugs and administering the drugs to the acupoints. The treatment method aims at the pain point or the acupoint administration internal disease external treatment, the medicine penetrates through the skin, the heat treatment is stimulated, and the medicine is quickly and completely infiltrated into the affected part, so that the disease problem is quickly solved. Has good effect and quick response, and avoids adverse reactions brought by other various moxibustion and external drugs to human bodies.

However, in the existing drug delivery therapeutic apparatus, when the top surface of the negative pressure cabin is communicated with the negative pressure source, the air suction port is directed to the skin, and the air suction is directed upwards and downwards. The silica gel disc and the skin are both flexible, and the deformation degree of the silica gel disc and the skin is increased along with the increase of the pressure of the negative pressure cabin, so that the negative pressure suction port can suck the skin, the whole treatment time is longer, the skin acts under the negative pressure for a long time, and blood marks are easily generated at the position of the suction port.

The soaked Chinese medicinal tablet is attached to the bottom surface of the ballast, and heated. With the increase of the heating time, the medicine in the tablet is gradually reduced, and the tablet has the gravity of the tablet, so that the adhesion degree with the bottom surface of the tablet is reduced, the tablet is easy to stick to the skin, and the skin is scalded. There is also a problem that the heating of the drug is insufficient. And when the negative pressure works, a part of gas in the positive pressure cabin can be sucked away, so that the negative pressure is generated in the positive pressure cabin. The middle temperature sensor is easily installed to be in contact with the skin, and is easily indented during a long-term treatment process. The positive pressure cabin is easy to leak gas, and drug molecules are easy to run out, thereby affecting the treatment effect.

SUMMERY OF THE UTILITY MODEL

In order to overcome the technical insufficiency that the tablet among the prior art drops and scalds people, temperature sensor have the indentation to skin, the utility model aims at providing a medicine cabin increases screens, malleation cabin pressure boost, malleation cabin air inlet and adopts the treatment device of duckbill valve.

The utility model discloses a solve the technical scheme that its technical problem adopted and be:

the utility model provides a treatment device that positive and negative atmospheric pressure target was dosed, includes a casing and inside control mainboard the casing on be equipped with the operation panel, be equipped with negative pressure source, its characterized in that in the casing: a positive pressure source is arranged in the shell; the shell is provided with a plurality of rubber discs, the inner surface of each rubber disc is provided with an inwards concave annular negative pressure cabin and a positive pressure cabin, the negative pressure cabin is arranged on the outer ring, the positive pressure cabin is arranged in the middle part, the negative pressure cabin is sleeved outside the positive pressure cabin, the bottom ends of the negative pressure cabin and the positive pressure cabin are flush, and the negative pressure cabin is isolated from the positive pressure cabin; the handle on the outer surface of the rubber disc is respectively provided with a negative pressure air pipe and a positive pressure air pipe, the negative pressure cabin is sequentially connected with the negative pressure source in the shell through the disc surface negative pressure air passage, the negative pressure air pipe, the negative pressure air passage and the negative pressure connecting pipe of the rubber disc, and the positive pressure cabin is sequentially connected with the positive pressure source in the shell through the disc surface positive pressure air passage, the positive pressure air pipe, the positive pressure air passage and the positive pressure connecting pipe of the rubber disc; the negative pressure cabin is provided with an outer wall and an inner wall on two sides, and the top is a first top wall; the ballast is flanked by an inner wall, a right inner wall, and the top is a second ceiling.

The positive pressure air passage on the disc surface is connected with the positive pressure air passage on the handle, and the rubber disc is fixedly connected with the handle; one side of the positive pressure air passage on the disk surface is connected with the left wall into a whole; the air outlet of the plate surface positive pressure air passage turns ninety degrees and then faces the horizontal center side of the positive pressure cabin.

The second top wall is annular; the center of the rubber disc protrudes downwards to the positive pressure cabin, a groove is formed in the upper surface of the rubber disc and is a temperature sensor mounting hole, and the lower bottom end of the temperature sensor mounting hole is higher than the bottom end of the negative pressure cabin or the positive pressure cabin; a left wall and a right wall are arranged upwards from the rubber discs on two sides of the second top wall; the left wall and the right wall form an annular cabin, a heating diaphragm card is fixed in the annular cabin, and the lower surface of the heating diaphragm is in contact with the second top wall; the contact lower surface of the second top wall is fixed with tablets; the upper surface of the rubber plate is also provided with a wire hole, one end of a wire penetrating through the wire hole is respectively connected with the heating diaphragm and the temperature sensor of the rubber plate, and the other end of the wire is also connected with the control main board in the shell.

The air outlet of the disc surface positive pressure air passage is of a one-way valve type duckbill shape, one end of the disc surface positive pressure air passage is wide, and one end of the air outlet is narrow and flat and is a silica gel air outlet; a plurality of bosses are uniformly arranged on the annular wall of the upper part in the positive pressure cabin towards the center, and the bosses clamp the tablets below the second top wall; the temperature sensor mounting hole is fixedly connected with the middle part of the handle, and a wire hole of the temperature sensor is arranged at the rear end of the handle; the positive pressure connecting pipe and the negative pressure connecting pipe are connected with the rear end of the handle.

The positive pressure connecting pipe and the negative pressure connecting pipe are silica gel pipelines.

The heating membrane is divided into a plurality of heating sheets; four bosses are uniformly arranged in the positive pressure cabin.

Compared with the prior art, the utility model discloses the beneficial effect who has is:

1. increase four screens in medicine cabin (normal pressure cabin), prevent that the tablet from droing, let better and the top surface contact of tablet, even and fully heat, the tablet can not drop, scald skin.

2. The medicine cabin increases the malleation, and the malleation is pressed the skin, makes the acupuncture point open more easily, avoids middle temperature sensor to contact skin simultaneously, produces the indentation.

3. The gas outlet of the positive pressure cabin adopts a duckbill valve form, so that the gas flow direction is kept in a single direction, the medicine molecules are prevented from escaping, and the pressure of the positive pressure cabin is kept stable.

4. Solves the problems of air leakage of the positive pressure cabin and overflow of drug molecules.

5. Horizontal toward the punching press of malleation under-deck, avoid gaseous direct skin that blows to do not fall the tablet, avoid blowing off the contact skin to the tablet, through the injection of malleation, can swell in the malleation under-deck, thereby make temperature sensor mounting hole lower extreme keep away from skin.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a water film apparatus according to an embodiment of the present invention;

fig. 3 is an external view of the upper surface of the Y-shaped silicone tray according to the embodiment of the present invention;

fig. 4 is a schematic top view of a Y-shaped silicone tray without a handle according to an embodiment of the present invention;

fig. 5 is a schematic bottom view of the Y-shaped silicone tray of the embodiment of the present invention without a handle;

fig. 6 is a schematic cross-sectional view of a Y-shaped silicone tray without a handle according to an embodiment of the present invention;

FIG. 7 is a schematic cross-sectional view A-A of the negative pressure chamber of the Y-shaped silica gel tray according to the embodiment of the present invention;

fig. 8 is a cross-sectional view of the air outlet of the positive pressure air passage on the disc surface of the Y-shaped silica gel disc according to the embodiment of the present invention;

fig. 9 is a schematic bottom view of a heating membrane according to an embodiment of the present invention.

1. The movable base comprises a movable base, 2, a shell, 3, a water film instrument, 4, an operation table, 5, a disinfection cabin, 6, a Y-shaped silica gel disc, 7, a storage cabin, 8, a water storage tank, 9, a spray nozzle, 10, a cold and hot spray switch, 11, a power supply main switch, 12, a shell, 13, a negative pressure air pipe, 14, a positive pressure air pipe, 15, a positive pressure air passage, 16, a negative pressure air passage, 17, a disc surface negative pressure air passage, 18, an electric wire hole, 19, a left outer wall, 20, a right outer wall, 21, a left inner wall, 22, a right inner wall, 23, a negative pressure cabin, 24, an air outlet, 25, a left wall, 26, a second top wall, 27, a disc surface positive pressure air passage, 28, tablets, 29, a boss, 30, a first top wall, 31, a temperature sensor mounting hole, 32, a right inner side wall, 33, a positive pressure cabin, 34, a.

Detailed Description

The present invention will be described in further detail with reference to the following examples and accompanying drawings.

As shown in fig. 1, the utility model comprises a movable base 1 at the bottom, a middle shell 2, a control mainboard inside the shell, a water film instrument 3 outside the shell 2, an operation table 4 at the top, a disinfection cabin 5 at the front upper part of the shell 2, a plurality of Y-shaped silica gel discs 6 in the disinfection cabin 5, and a storage cabin 7 at the front lower part of the shell 2. A movable base 1 is arranged below the shell 2, so that the instrument can be moved conveniently. The operation panel 4 at the top of the shell 2 is a touch screen, so that the keyboard operation is omitted, and the touch screen is practical.

The front part of the shell 2 is provided with a disinfection cabin 5, the disinfection cabin 5 is provided with an ultraviolet disinfection lamp, and the Y-shaped silica gel disc 6 is disinfected by ultraviolet irradiation after being used every time. The disinfection cabin 5 is provided with three Y-shaped silica gel discs 6, and the ultraviolet disinfection lamp faces to the Y-shaped silica gel discs 6.

As shown in fig. 1-9, the present invention has a negative pressure source and a positive pressure source (respectively, a suction pump and an inflator pump) disposed in the casing 2. A plurality of (three are shown in figure 1) Y-shaped silica gel discs 6 are arranged on the shell 2, an inwards concave negative pressure chamber 23 and a positive pressure chamber 33 are respectively arranged on the inner surface of each Y-shaped silica gel disc 6, and the negative pressure chamber 23 is isolated from the positive pressure chamber 33 without air leakage. The handle on the outer surface of the Y-shaped silica gel disc 6 is respectively provided with a negative pressure air pipe 13 and a positive pressure air pipe 14, and the negative pressure cabin 23 is connected with a negative pressure source in the shell 2 through a disc surface negative pressure air passage 17, the negative pressure air pipe 13, the negative pressure air passage 16 and a negative pressure connecting pipe of the Y-shaped silica gel disc 6 in sequence. The positive pressure cabin 33 is connected with a positive pressure source in the shell 2 through the disc surface positive pressure air passage 27 of the Y-shaped silica gel disc 6, the positive pressure air pipe 14, the positive pressure air passage 15 and the positive pressure connecting pipe in sequence. The positive pressure connection and the negative pressure connection are not visible in fig. 1.

As shown in fig. 3-7, the positive pressure airway 27 on the disc surface of the Y-shaped silica gel disc 6 is connected with the positive pressure airway 15 on the handle, the negative pressure airway 17 on the disc surface is connected with the negative pressure airway 16 on the handle, and the Y-shaped silica gel disc 6 is fixedly connected with the handle into a whole. The pipeline of the handle is arranged between the negative pressure air passage 16 and the negative pressure air pipe 13, and the pipeline of the handle is arranged between the positive pressure air passage 15 and the negative pressure air pipe 13. The handle is internally provided with an integrated positive pressure pipeline, a negative pressure pipeline and a wire of a temperature sensor. The negative pressure air pipe 13 and the positive pressure air pipe 14 on the Y-shaped silica gel disc 6 and the handle at the rear part are Y-shaped. The positive pressure connecting pipe and the negative pressure connecting pipe are silica gel pipelines, and are durable and convenient. The positive pressure connecting pipe and the negative pressure connecting pipe are connected with the rear end of the handle. The electric wire of the temperature sensor is integrated with the positive pressure connecting pipe and the negative pressure connecting pipe to be transmitted in one pipe, so that the temperature sensor is attractive and practical.

An annular negative pressure cabin 23 is arranged on the outer ring of the inner surface of the Y-shaped silica gel disc 6, an annular positive pressure cabin 33 is arranged in the middle of the inner surface of the Y-shaped silica gel disc 6, the negative pressure cabin 23 is sleeved outside the positive pressure cabin 33, and the lower ends of the negative pressure cabin and the positive pressure cabin are flush. The two are flush with each other so that the Y-shaped silica gel plate 6 does not leak air or leak air when contacting with the skin for treatment. The negative pressure chamber 23 is flanked by an outer wall (including the left and right outer walls 19 and 20) and an inner wall (including the left and right inner walls 21 and 22), and has a first top wall 30 at the top. Namely, the left outer wall 19 and the left inner wall 21, and the right inner wall 22, the right outer wall 20 and the first ceiling wall 30 enclose a negative pressure chamber 23. In the negative pressure suction method, the suction port of the disk surface negative pressure air passage 17 is a horizontal side suction type in the negative pressure chamber 23. The side face is adopted for air suction, so that direct air suction is avoided, and damage caused by direct negative pressure adsorption on skin is avoided. The right ballast 33 is provided with a left inner wall 21, a right inner wall 32 on both sides and a second top wall 26 on the top, and the inner wall, the right inner wall 32 and the second top wall 26 enclose a right ballast 33.

Fig. 6 is a schematic cross-sectional view of the Y-shaped silicone disc 6 without a handle according to the embodiment of the present invention, and fig. 7 is a schematic cross-sectional view of a-a of the disc surface negative pressure air passage 17. The negative pressure air channel 17 on the disk surface led down from the first top wall 30 is opened after turning ninety degrees, and the absorbed air flow does not directly impact the skin and does not damage the skin. The width of the negative pressure chamber 23 is three-one-point-zero cm, and if it is too wide, the skin will be sucked close to the inside of the negative pressure chamber 23, causing the skin to have suction marks.

As shown in fig. 5 and 6, the Y-shaped silicone rubber plate 6 protrudes downward from the center of the inner surface thereof toward the positive pressure chamber 33, so that a groove is formed on the upper surface of the Y-shaped silicone rubber plate 6, and the lower bottom end of the temperature sensor mounting hole 31 is higher than the bottom end of the negative pressure chamber 23 or the positive pressure chamber 33 by a distance of two to two and zero mm. The handle on the upper surface of the Y-shaped silica gel plate 6 is also provided with a wire hole 18, a wire of the temperature sensor passes through the wire hole 18 of the handle, one end of the wire (a heating wire and a temperature control wire) passing through the wire hole 18 is respectively connected to the heating diaphragm 34 of the Y-shaped silica gel plate 6 and the temperature sensor, and the other end is also connected with the control mainboard inside the shell 2. The temperature sensor mounting hole 31 is installed to detect the temperature in the positive pressure cabin 33 and feed back the temperature to the control main board for temperature control.

As shown in fig. 5, 6 and 9, the second top wall 26 has a ring shape, and a temperature sensor mounting hole is formed in the center thereof. From the Y-shaped silicone disc 6 on both sides of the second top wall 26, a left wall 25 and a right wall 36 are provided upwards, the left wall 25 and the right wall 36 forming a horizontal annular chamber 35. A heating diaphragm 34 is clamped in the annular chamber 35, the lower surface of the heating diaphragm 34 being in contact with the second ceiling wall 26. The heating membrane 34 is divided into a plurality of heating sectors, so that the heating can be uniform. The lower surface of second top wall 26 contacts and holds tablet 28.

Evenly set up a plurality of (four) individual bosss 29 to center department on the rampart of upper portion in malleation cabin 33, through four bosss 29 and a duckbilled boss 29 with tablet 28 card in second roof 26 below, guarantee that tablet 28 does not drop, heat through dosing tablet 28, let the medicine molecule volatilize fast, increase treatment.

As shown in fig. 6 and 8, the disk surface positive airway pressure 27 side is integrally connected to the left wall 25. The air outlet 24 of the disk surface positive pressure air passage 27 is turned ninety degrees and opened toward the horizontal center of the positive pressure cabin 33 in a lateral direction, and is made into a one-way valve type duckbill shape. Wherein, the connecting plate surface positive pressure air flue 27 has a wide end, and the air outlet 24 (duckbill boss 29) has a narrow end, and is flat, and is a silica gel air outlet 24. One seam is drawn on silica gel gas outlet 24, because the silica gel material has toughness, can not oneself open after drawing the seam, only can open through the gas of certain pressure, play the effect that the air current check valve is stopped. When the pressure reaches the standard, the air supply of the positive pressure air passage 15 is stopped, and the pressure in the positive pressure chamber 33 is greater than the pressure in the positive pressure air passage 15, so that the gap of the silica gel air outlet 24 is tightly pressed to form a closed chamber body.

A water film instrument 3 is arranged on the shell 2 and fixed on one side of the shell 2. Comprises a shell 12, the shell 12 is provided with an upper water storage tank 8, a lower spray nozzle 9, a cold and hot spray switch 10 and a power supply main switch 11.

The working principle is as follows:

the medicine molecules are evaporated by heating the tablets 28 in the Y-shaped silica gel disc 6, and the medicine molecules are accurately aligned to acupuncture points in the closed positive pressure cabin 33 cavity to give medicine, so that the therapeutic effect is achieved.

The negative pressure air passage is connected with a negative pressure source, and the negative pressure source inhales air to enable the pressure in the negative pressure cabin 23 to reach the given pressure of the system, so that the skin is sucked. The positive pressure acts on the skin to open pores of the skin, which is beneficial to the penetration of the medicine in the later treatment process. Along with the increase of time, the temperature of the heating film 34 rises until the temperature is stabilized to seventy (sixty-five-seventy-two) degrees, the heating film 34 heats the tablet 28, the medicine is volatilized more quickly, the molecular concentration of the medicine in the inner chamber is increased continuously, and the continuity of opening pores is ensured due to the constant temperature, so that the medicine enters the acupuncture points, and the treatment effect is achieved. The existence of the negative pressure cabin 23 allows the whole positive pressure medicament positive pressure cabin 33 to achieve a sealed state, and medicament molecules are not easy to volatilize to the external environment, thereby increasing the medicament delivery amount. Y type silica gel dish 6 is smaller and more exquisite, and it is accurate to look for the acupuncture point, and the pipe connection of doing through silica gel with operation panel 4 to the people's that also increases use flexibility, simple activity can not influence treatment during the treatment.

The application method of the utility model comprises the following steps:

firstly, a plurality of Y-shaped silica gel discs 6 are arranged on the surface of the acupuncture point skin;

secondly, starting a negative pressure source, connecting a negative pressure air passage with the negative pressure source, sucking air by the negative pressure source to enable the pressure in the negative pressure cabin 23 to reach the given pressure of the system, and stopping working;

thirdly, starting a positive pressure source, connecting a positive pressure airway with the positive pressure source, punching the positive pressure cabin 33 by air flow to reach a certain pressure intensity, and stopping the positive pressure source;

and fourthly, finally, heating the heating film 34, wherein the temperature of the heating film 34 is increased along with the increase of time until the temperature is stabilized to sixty-five to seventy-two degrees, preferably seventy degrees, the heat is contacted and conducted with the second top wall 26 through the heating film 34, the administration tablet 28 is heated, the medicine molecules are evaporated to treat the acupuncture points, and the temperature is kept for thirty-five to fifty-five minutes until the treatment is finished.

The using steps of the water film instrument 3 are as follows:

the water tank of the water membrane apparatus 3 is filled with the liquid soaked by the penetration enhancer.

Firstly, a layer of water film is sprayed on the acupuncture points by the water film instrument 3, the spraying water temperature of the water film instrument 3 can be adjusted, and the water film instrument has two choices of normal temperature and warm water and can be automatically adjusted according to requirements. The water film instrument 3 is internally provided with a heating furnace, and liquid is heated and then sprayed out to form about fifty-degree spray to be sprayed on the skin. Spraying a layer of water film on the acupuncture points is beneficial to better fitting of the Y-shaped silica gel disc 6 and the skin, reduces the possibility of air leakage in the treatment process, and is beneficial to opening the acupuncture points, thereby increasing the treatment effect. The water film on the skin has still played the effect of scald preventing, if there is the scald position really on the health, can select cold atomizer 9 to spray and slow down painful sense. After the water film is coated, the equipment is controlled on the operation table 4, the negative pressure source is started, the negative pressure reaches the set pressure intensity, the work is stopped, the negative pressure cabin 23 is tightly attached to the skin, and the positive pressure cabin 33 forms a sealed space. The positive pressure starts to inflate the positive pressure cabin 33, the positive pressure stops working when a certain pressure intensity is reached, and the area of the surface layer of the skin is pressed to be increased due to the existence of the positive pressure, so that acupuncture points are opened more easily. After the positive pressure is finished, the main board is controlled to heat the heating membrane 34 and finally stabilize the heating membrane at about seventy degrees, the acupuncture points are kept at constant temperature to be opened all the time, the medicine molecules in the positive pressure cabin 33 are enabled to enter the body due to the temperature, the concentration of the medicine molecules is increased, more medicine molecules can enter the body, and the temperature is kept for forty-five minutes all the time, so that the treatment is finished. After the treatment is finished, the tablet 28 is taken out, the Y-shaped silica gel disc 6 is wiped clean, and the tablet is put into the disinfection cabin 5 for disinfection and is ready for the next use. The device adopts the silica gel made pipeline to be connected with the Y-shaped silica gel disc 6 and the control main board (the shell 2), and in the treatment process, a patient can move simply without influencing the treatment effect. The design of the Y-shaped silica gel disc 6 can also accurately find the acupuncture points, and the equipment cannot be used due to the difference of body types.

The technical principle and structure of the utility model are not limited to above embodiment, and the design is changed in the approximate replacement that trade technical staff did, and is all the utility model discloses it will protect.

Claims (6)

1. The utility model provides a treatment device that positive negative pressure target position was dosed, includes a casing and inside control mainboard casing (2) on be equipped with operation panel (4), be equipped with negative pressure source, its characterized in that in casing (2): a positive pressure source is arranged in the shell (2); a plurality of rubber discs (6) are arranged on the shell (2), an inward concave annular negative pressure cabin (23) and an annular positive pressure cabin (33) are respectively arranged on the inner surface of each rubber disc (6), and the negative pressure cabin (23) is isolated from the positive pressure cabin (33); the negative pressure cabin (23) is arranged at the outer ring, the positive pressure cabin (33) is arranged at the middle part, the negative pressure cabin (23) is sleeved outside the positive pressure cabin (33), and the bottom ends of the negative pressure cabin and the positive pressure cabin are flush; a negative pressure air pipe (13) and a positive pressure air pipe (14) are respectively arranged on a handle on the outer surface of the rubber disc (6), the negative pressure cabin (23) is connected with the negative pressure source in the shell (2) through a disc surface negative pressure air passage (17), the negative pressure air pipe (13), a negative pressure air passage (16) and a negative pressure connecting pipe of the rubber disc (6) in sequence, and the positive pressure cabin (33) is connected with the positive pressure source in the shell (2) through a disc surface positive pressure air passage (27), the positive pressure air pipe (14), a positive pressure air passage (15) and a positive pressure connecting pipe of the rubber disc (6) in sequence; the negative pressure cabin (23) is provided with an outer wall and an inner wall on two sides, and the top is a first top wall (30); the positive pressure chamber (33) is flanked by an inner wall, a right inner side wall (32), and at the top by a second top wall (26).

2. A positive and negative pressure target drug delivery therapy device as claimed in claim 1, wherein: the disc surface positive pressure airway (27) is connected with the positive pressure airway (15) on the handle, and the rubber disc (6) is fixedly connected with the handle; one side of the disc surface positive pressure air passage (27) is connected with the left wall (25) into a whole; the air outlet (24) of the plate surface positive pressure air passage (27) turns ninety degrees and then is arranged towards the horizontal center side of the positive pressure cabin (33).

3. A positive and negative pressure target drug delivery therapy device as claimed in claim 1, wherein: the second top wall (26) is annular; the rubber plate is protruded downwards from the center of the rubber plate (6) to the positive pressure cabin (33), a groove is formed in the upper surface of the rubber plate and is a temperature sensor mounting hole (31), and the lower bottom end of the temperature sensor mounting hole (31) is higher than the bottom end of the negative pressure cabin (23) or the positive pressure cabin (33); a left wall (25) and a right wall (36) are arranged upwards from the rubber discs on two sides of the second top wall (26); the left wall (25) and the right wall (36) form an annular chamber (35), a heating diaphragm (34) is clamped and fixed in the annular chamber (35), and the lower surface of the heating diaphragm (34) is in contact with the second top wall (26); the contact lower surface of the second top wall (26) is fixedly provided with a tablet (28); the upper surface of the rubber disc is also provided with a wire hole (18), one end of a wire penetrating through the wire hole (18) is respectively connected with the heating diaphragm (34) and the temperature sensor of the rubber disc, and the other end of the wire is also connected with the control main board in the shell.

4. A positive and negative pressure target drug delivery therapy device as claimed in claim 2, wherein: the air outlet (24) of the disk surface positive pressure air passage (27) is of a one-way valve type duckbill shape, one end connected with the disk surface positive pressure air passage (27) is wide, and one end of the air outlet (24) is narrow and flat and is a silica gel air outlet (24); a plurality of bosses (29) are uniformly arranged on the annular wall of the upper part in the positive pressure cabin (33) towards the center, and tablets (28) are clamped below the second top wall (26) by the bosses (29); a temperature sensor mounting hole (31) is fixedly connected with the middle part of the handle, and a wire hole (18) of the temperature sensor is formed in the rear end of the handle; the positive pressure connecting pipe and the negative pressure connecting pipe are connected with the rear end of the handle.

5. A positive and negative pressure target drug delivery therapy device as claimed in claim 4, wherein: the positive pressure connecting pipe and the negative pressure connecting pipe are silica gel pipelines.

6. A positive and negative pressure target drug delivery therapy device as claimed in claim 3, wherein: the heating membrane (34) is divided into a plurality of heating sheets; four bosses (29) are uniformly arranged in the positive pressure cabin (33).

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