CN212013159U - Plasma generating device for treating skin diseases - Google Patents
Plasma generating device for treating skin diseases Download PDFInfo
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- CN212013159U CN212013159U CN202020210983.2U CN202020210983U CN212013159U CN 212013159 U CN212013159 U CN 212013159U CN 202020210983 U CN202020210983 U CN 202020210983U CN 212013159 U CN212013159 U CN 212013159U
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Abstract
The utility model provides a plasma generating device for treating skin diseases, which relates to the technical field of medical appliances and comprises a cathode and an anode; the cathode comprises a tubular cathode body structure and a cathode bottom structure connected to the bottom end of the cathode body structure; the anode comprises a tubular anode body structure and an anode bottom structure connected to the bottom end of the anode body structure; the anode is arranged in the cathode; the bottom structure of the anode is connected with a tubular choke which is communicated with the anode body structure; the bottom structure of the cathode is provided with a connecting hole matched with the throat pipe; and an insulating material is arranged between the cathode body structure and the anode body structure. The utility model provides a plasma generating device for treating skin disease adopts low temperature plasma sterilization technique, and treatment is effectual, and the security is high.
Description
Technical Field
The utility model relates to the technical field of medical equipment, particularly, relate to a plasma generating device for treating skin disease.
Background
Skin diseases refer to the general term for diseases occurring in the skin and skin appendages, and most skin diseases are caused by bacteria, fungi, etc.
The traditional treatment of skin disorders is roughly as follows:
1. using external drug therapy
The method is widely used, the treatment effect is obvious, but the use of the medicine needs to consider the age, sex, diseased part, constitution and other problems of patients, especially for special groups such as pregnant women, children and the like, the use of the medicine has a plurality of limitations, if the medicine is improperly used, the skin disease cannot be cured, the disease condition is possibly aggravated, even other diseases are caused, and potential safety hazards exist.
2. Electrotherapy
The electrotherapy includes the dry therapy, laser therapy and the like which are usually used by people, the therapy acts on the human body through electric energy to cause physical and chemical reactions in the human body, and influences the functions of tissues and organs through nerve-body fluid action to promote metabolism, thereby achieving the purpose of treatment. However, the body does not respond to different current, and when electrotherapy is applied to patients, the current is difficult to control, the electrotherapy physician needs sufficient professional knowledge, and people with disease history such as hypertension and cerebral apoplexy are not suitable for treatment by electrotherapy, so the application range is limited, and the safety is not high.
3. Cryotherapy
The cryotherapy is to use a refrigerant to directly contact the surface of the skin lesion tissue to cause necrosis of the lesion tissue or induce immune response, thereby achieving the purpose of treatment. At present, the most used refrigerant is liquid nitrogen, and the refrigerant is colorless, tasteless, nonflammable and explosive, has a boiling point of-196 ℃, is low in refrigeration temperature, low in price, safe and nontoxic. However, liquid nitrogen is also a good protective agent for viruses and bacteria, and if the appliance is not strictly disinfected after treatment, cross infection can be caused, so that the patient has long pain time, the wound is slowly healed, and the recurrence rate of intractable skin diseases is high; in addition, the cryotherapy also causes complications such as local minor bleeding, local numbness caused by nerve involvement, osteonecrosis caused by large treatment depth and the like, and has poor safety.
In view of the above, how to improve the safety of treatment of skin diseases is a problem to be solved at present.
SUMMERY OF THE UTILITY MODEL
The utility model solves the problem of how to improve the safety of treating skin diseases.
In order to solve the above problems, the present invention provides a plasma generator for treating skin diseases, comprising a cathode and an anode; the cathode comprises a tubular cathode body structure and a cathode bottom structure connected to the bottom end of the cathode body structure; the anode comprises a tubular anode body structure and an anode bottom structure connected to the bottom end of the anode body structure; the anode is arranged in the cathode; the bottom structure of the anode is connected with a tubular choke which is communicated with the anode body structure; the bottom structure of the cathode is provided with a connecting hole matched with the throat pipe; and an insulating material is arranged between the cathode body structure and the anode body structure.
Optionally, the cathode and the anode are both made of copper.
Optionally, the cathode body structure and the anode body structure are both circular tube structures.
Optionally, the throat is of round tube construction.
Optionally, the inner diameter of the throat ranges from 0.1mm to 0.5 mm.
Optionally, the distance between the inner wall of the cathode body structure and the outer wall of the anode body structure ranges from 0.1mm to 0.5 mm.
Optionally, the insulating material between the cathode body structure and the anode body structure is water.
Optionally, the cathode body is structurally connected with a water inlet pipe and a water outlet pipe.
Optionally, the water inlet pipe is located at one end of the cathode body structure far away from the cathode bottom structure; the water outlet pipe is positioned at one end of the cathode body structure close to the cathode bottom structure.
Compared with the prior art, the utility model provides a plasma generating device for treating skin disease has following advantage:
the plasma generating device for treating the skin diseases adopts the low-temperature plasma sterilization technology, does not need to use chemical agents and consumables, and has low cost; the generated plasma jet can be concentrated on a diseased part, the temperature of the plasma jet can be adjusted by changing the voltage, skin scald and erythema caused by common ultraviolet therapy can be prevented, a series of complications caused by cryotherapy can be avoided, troubles are brought to subsequent treatment of patients, the treatment effect is good, and the safety is high.
Drawings
Fig. 1 is a schematic view of a plasma generator for treating skin diseases according to the present invention;
fig. 2 is a cross-sectional view of the plasma generator for treating skin diseases according to the present invention.
Description of reference numerals:
1-a cathode; 11-cathode bulk structure; 111-a water inlet pipe; 112-a water outlet pipe; 12-cathode bottom structure; 2-an anode; 21-anode bulk structure; 22-anode bottom structure; 23-throat pipe.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.
In order to improve the safety of treating skin diseases, the utility model provides a plasma generating device for treating skin diseases, as shown in figure 1, the plasma generating device for treating skin diseases comprises a cathode 1 and an anode 2, wherein the cathode 1 is a grounding electrode, and the anode 2 is a high-voltage discharge electrode; the utility model discloses a negative pole 1 constitutes plasma generating device with positive pole 2, utilizes plasma generating device working process, and positive pole 2 discharges, carries out the ionization to the air, produces the plasma efflux, and the plasma efflux that the rethread produced kills microorganisms such as bacterium, fungi at disease position, and then reaches the purpose of treatment dermatosis.
In order to improve the safety of treatment of skin diseases, the plasma generating device is preferably a low-temperature plasma generating device; in addition, in order to improve the convenience of use and reduce the volume of the plasma generating device, the application further preferably adopts a dielectric barrier discharge technology for the plasma generating device.
Specifically, the cathode 1 in the present application includes a tubular cathode body structure 11, and a cathode bottom structure 12 connected to a bottom end of the cathode body structure 11, wherein the shape of the cathode bottom structure 12 is the same as the cross-sectional shape of the cathode body structure 11, so that the cathode body structure 11 and the cathode bottom structure 12 together form a barrel-shaped cathode 1; also, the anode 2 includes a tubular anode body structure 21, and an anode bottom structure 22 connected to the bottom end of the anode body structure 21, wherein the shape of the anode bottom structure 22 is the same as the cross-sectional shape of the anode body structure 21, so that the anode 2 of a barrel structure is formed by the anode body structure 21 and the anode bottom structure 22; the anode 2 is arranged in the cathode 1, i.e. the size of the anode 2 of the barrel structure is smaller than the size of the cathode 1 of the barrel structure, and the anode 2 is located in the cathode 1.
The anode bottom structure 22 is connected with a tubular choke 23, and the choke 23 is communicated with the anode body structure 21; the cathode bottom structure 12 is provided with a connecting hole matched with the throat 23, and the throat 23 penetrates through the connecting hole; an insulating material is arranged between the cathode body structure 11 and the anode body structure 21.
In the working process of the plasma generating device, the cathode 1 is grounded, and the anode 2 is connected with a high-voltage alternating current power supply; the throat 23 is communicated with the anode body structure 21 to form an air channel, and air enters from one end of the anode body structure 21 far away from the throat 23 and flows out from the throat 23; when air is in the anode body structure 21, the air is not ionized by the anode 2 because an insulating material exists between the anode body structure 21 and the cathode body structure 11; when air enters the throat 23, no insulating material exists between the throat 23 and the cathode 1, the air in the throat 23 is ionized under the action of a strong electric field under the action of high voltage of the throat 2 to generate plasma jet, the plasma jet enters surrounding air to be in contact with a lesion position with skin diseases, bacteria, fungi and the like at the lesion position are killed, and the purpose of treating the skin diseases is achieved.
According to the plasma generating device for treating the skin diseases, the skin diseases are treated by the low-temperature plasma jet generated by the plasma generating device with the micro-hollow tube dielectric barrier discharge technology, the air is ionized and excited in the throat 23, the turbulent heat transfer of the air in the throat 23 enables the generated plasma jet to have lower temperature, and the active substances in the plasma jet still exist at a certain distance away from the throat 23, so that the plasma jet entering the air has an effective treatment effect on the skin diseases.
The plasma generating device for treating the skin diseases adopts the low-temperature plasma sterilization technology, does not need to use chemical agents and consumables, and has low cost; the generated plasma jet can be concentrated on a diseased part, the temperature of the plasma jet can be adjusted by changing the voltage, skin scald and erythema caused by common ultraviolet therapy can be prevented, a series of complications caused by cryotherapy can be avoided, troubles are brought to subsequent treatment of patients, the treatment effect is good, and the safety is high.
In addition, the plasma setting that this application provided is based on micro-hollow tube dielectric barrier discharge technique for this plasma generating device is no matter weight or area all less.
The material of the cathode 1 and the anode 2 in the present application can be any conductive metal material, and the material of the cathode 1 and the material of the anode 2 are preferably copper, so that the characteristics of high copper conductivity, difficult oxidation and low price are utilized, and the cost is reduced while the performance of the plasma generating device is improved.
Also, the preferred throat 23 of the present application is a round tube structure.
In order to enable the air entering the throat 23 to generate turbulence so as to accelerate turbulent heat transfer in the air flow, the inner diameter of the throat 23 is preferably smaller than the inner diameter of the anode body structure 21, and further the inner diameter of the throat 23 is preferably in the range of 0.1 mm-0.5 mm, so that on one hand, insufficient plasma jet flow caused by too small inner diameter of the throat 23 is avoided, and on the other hand, air cannot generate turbulence in the throat 23 caused by too large inner diameter of the throat 23 is avoided.
In order to ensure that air can only be ionized in the throat 23, in the plasma generating device provided by the application, a gap for accommodating an insulating material is arranged between the cathode body structure 11 and the anode body structure 21, namely the insulating material is accommodated between the inner wall of the cathode body structure 11 and the outer wall of the anode body structure 21; in the application, the distance between the inner wall of the cathode body structure 11 and the outer wall of the anode body structure 21 is preferably within the range of 0.1-0.5 mm, so that on one hand, the problem that the cathode body structure 11 and the anode body structure 21 cannot be effectively insulated due to the fact that the space for accommodating the insulating material is too small is avoided, and therefore, the situation that air can only be ionized in the throat 23 and the sterilization effect of the plasma generation device is influenced is not ensured; on the other hand, the phenomenon that the volume of the plasma generating device is overlarge due to overlarge space for accommodating the insulating material is avoided.
The insulating material between the cathode 1 and the anode 2 may be a commonly used solid insulating material, liquid insulating material or gas insulating material, and the insulating material between the cathode body structure 11 and the anode body structure 21 is preferably water in this application.
By using water as an insulating material, the electrode can be cooled while the insulating effect is achieved, and the electrode is prevented from being damaged due to overhigh temperature, so that the service life of the electrode is prolonged.
The water used for insulation between the cathode body structure 11 and the anode body structure 21 may be water added at a time or circulating water added.
In order to facilitate the water to be introduced between the cathode body structure 11 and the anode body structure 21, the cathode body structure 11 of the present application is connected with a water inlet pipe 111 and a water outlet pipe 112, and the water inlet pipe 111 and the water outlet pipe 112 are both communicated with the gap between the cathode body structure 11 and the anode body structure 21.
Further, the present application prefers that the water inlet pipe 111 is located at one end of the cathode body structure 11 away from the cathode bottom structure 12; a water outlet pipe 112 is located at one end of the cathode body structure 11 near the cathode base structure 12 so that water can be completely drained through the water outlet pipe 112.
Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present disclosure, and such changes and modifications will fall within the scope of the present invention.
Claims (9)
1. A plasma-generating device for treating skin diseases, characterized by comprising a cathode (1) and an anode (2); the cathode (1) comprises a tubular cathode body structure (11) and a cathode bottom structure (12) connected to the bottom end of the cathode body structure (11); the anode (2) comprises a tubular anode body structure (21) and an anode bottom structure (22) connected to the bottom end of the anode body structure (21); the anode (2) is arranged in the cathode (1); the anode bottom structure (22) is connected with a tubular choke (23), and the choke (23) is communicated with the anode body structure (21); the cathode bottom structure (12) is provided with a connecting hole matched with the throat pipe (23); an insulating material is arranged between the cathode body structure (11) and the anode body structure (21).
2. Plasma-generating device for treating skin diseases according to claim 1, characterized in that the cathode (1) and the anode (2) are both made of copper.
3. The plasma-generating device for treating skin diseases according to claim 1, characterized in that the cathode body structure (11) and the anode body structure (21) are both circular tube structures.
4. The plasma-generating device for treating skin diseases according to claim 1, characterized in that the throat (23) is of a circular tube structure.
5. The plasma-generating device for treating skin diseases according to claim 4, characterized in that the inner diameter of the throat (23) ranges from 0.1mm to 0.5 mm.
6. The plasma-generating device for treating skin diseases according to claim 1, characterized in that the distance between the inner wall of the cathode body structure (11) and the outer wall of the anode body structure (21) ranges from 0.1mm to 0.5 mm.
7. Plasma-generating device for treating skin diseases according to any one of claims 1 to 6, characterized in that the insulating material between the cathode body structure (11) and the anode body structure (21) is water.
8. Plasma-generation device for the treatment of dermatological disorders, as claimed in claim 7, characterized in that an inlet duct (111) and an outlet duct (112) are connected to the cathode body structure (11).
9. Plasma-generating device for treating skin disorders according to claim 8, characterized in that said water inlet pipe (111) is located at an end of said cathode body structure (11) remote from said cathode base structure (12); the water outlet pipe (112) is positioned at one end of the cathode body structure (11) close to the cathode bottom structure (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020210983.2U CN212013159U (en) | 2020-02-26 | 2020-02-26 | Plasma generating device for treating skin diseases |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020210983.2U CN212013159U (en) | 2020-02-26 | 2020-02-26 | Plasma generating device for treating skin diseases |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212013159U true CN212013159U (en) | 2020-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020210983.2U Active CN212013159U (en) | 2020-02-26 | 2020-02-26 | Plasma generating device for treating skin diseases |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212013159U (en) |
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2020
- 2020-02-26 CN CN202020210983.2U patent/CN212013159U/en active Active
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