CN115738084A - Personalized customized plasma skin surface treatment device and electrode design method - Google Patents
Personalized customized plasma skin surface treatment device and electrode design method Download PDFInfo
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Abstract
The invention provides a personalized customized plasma skin surface treatment device and an electrode design method. The invention can print personalized electrodes in a 3D mode according to the requirements of users, skin states and the characteristics of parts to be treated, can flexibly replace electrode reactors, realize plasma skin surface treatment with different functions, can finish sterilization, disinfection and treatment of common wounds in emergency situations, can realize skin care in daily life, has a plasma generating device with a three-dimensional geometric shape and attached skin electrodes, and provides different treatment schemes and operation parameters according to application backgrounds and user requirements, thereby realizing the multifunction and treatment accuracy of the device.
Description
Technical Field
The invention relates to plasma skin surface treatment, in particular to a personalized customized plasma skin surface treatment device and an electrode design method.
Background
With the social progress and the improvement of the quality of life, people pay more attention to the skin state of the people, and the skin adaptability needs to be considered no matter the people deal with skin diseases or wound treatment, or make beauty and skin, remove freckles and whiten skin, so that a mild, effective and small-side-effect skin surface treatment mode is found.
Common skin treatment methods include primary disease treatment, external medicine and physical treatment, and to a certain extent, the treatment period is long, the bacterial resistance is high, and the risk of damaging normal skin tissues exists.
In addition to the three means, researchers apply the atmospheric pressure low-temperature plasma to skin treatment and treatment, and experiments prove that the plasma enhances the uptake or transport mechanism of exogenous substances and the like by destroying the cell structure of microorganisms, inducing the expression of vascular endothelial growth factors and improving the permeability of cell membranes, so that the plasma plays roles in sterilizing, disinfecting, coagulating, diminishing inflammation, promoting drug absorption and the like.
According to the different modes of generating plasma, the plasma generation method can be divided into two types: dielectric barrier discharge generates plasma and the plasma is ejected out of the discharge area by means of a rare gas. The electrodes used for dielectric barrier discharge are mostly in a multilayer plate type, and the flexible plasma patch disclosed in CN108969889A is provided with a flexible insulating layer with bulges and the electrodes, and generates microplasma between the flexible insulating layer and pores of the skin by taking the skin as the ground in the treatment process, thereby realizing the treatment of wounds or skin diseases; or a layer of electrode is added as a ground electrode, and microplasma generated by dielectric barrier discharge is diffused and acted on the surface of the skin through the through hole in the flexible insulating layer for treatment. Plasma jet needs to be connected with a pressure gas supply system, but can only sterilize and disinfect arc-shaped tissues in a small range through deformation, the arc-shaped tissues are easy to contact with wound parts in the deformation process, and if the treatment mode is improper, the risks of bacterial infection and secondary skin injury exist.
CN108652966A sets up high voltage electrode and earth pole in the apparatus, the high voltage electrode produces the cold plasma jet with the gas excitation and releases at the exit, still connect with the safety control module in the apparatus, through preserving the safe charge threshold, detect the electric charge amount that the jet got into the human body in unit time in real time, guarantee the human body to contact the safety, but the jet adopted is suitable for the small area to process, can realize the large area to process through the reciprocating motion, the mechanical structure is complicated; and the jet structure needs to use a gas cylinder, is inconvenient to carry, is especially not suitable for emergency situations of material shortage and even water and power failure, and also comprises a device in CN 212439715U.
Plasma devices for skin treatment and cosmetic skin makeup can be classified into hand-held and support-fixed types, depending on the mechanical structure of the device during treatment. The handheld device structure is CN210129997U, the power supply module and the control module are arranged in the main body part containing the electrodes, the overall small-size portable design of the plasma device is realized, but the adopted flexible connection structure and the head dielectric barrier electrode need to adopt the modes of film casting and the like to embed the metal electrode in the insulating medium to realize the tight fit with the skin tissue with the irregular curved surface shape, the electrode manufacturing process is complex, and skin injury is easily caused when the wound is treated.
CN114392486A discloses a plasma device with a gun-shaped insulating housing structure, which comprises an electrode cavity and a handle, wherein the end part of the insulating housing is detachably mounted with components in the gun head, such as a porous insulating plate, a metal mesh, an insulating medium and a metal sheet which are sequentially arranged at intervals. A adopts a hand-held treatment mode, is difficult to treat the skin at the positions of joints and the like, and has limited application range.
Devices of the support-and-fixture type, such as CN212631459U and CN216755191U, are provided with positioning structures, which, in use, support the device on a table, suspend the electrodes stably above the skin, and fan out the plasma to the area to be treated by means of a built-in small fan. Although it is easy to carry and fix, the electrode is at a certain distance from the treatment object, and it is necessary to take part of the active particles out of the discharge area by means of a fan, and it is only functionally effective to perform a certain sterilization and disinfection, and it is difficult to promote the development of skin coagulation and inflammation diminishing.
Disclosure of Invention
1. The technical problem to be solved is as follows:
the existing plasma skin treatment device has the problems of narrow application range, fuzzy function distinction, complex electrode manufacturing process, poor portability, small treatment area and the like
2. The technical scheme is as follows:
in order to solve the problems, the invention provides a personalized customized plasma skin surface treatment device which comprises a plasma electrode for skin surface treatment, wherein the plasma electrode is connected with a power box, the power box is arranged on a fixing binding belt, a groove is arranged in the fixing binding belt, the plasma electrode is fixed in the groove, two metal contacts connected with a high-voltage end and a ground end in the power box are arranged in the groove, the high-voltage electrode and the ground electrode of the plasma electrode can be correspondingly connected with a power supply, and the shape of the groove is matched with that of the plasma electrode.
The plasma electrode is characterized in that a distance adjusting knob is arranged on a frame of the groove, the distance adjusting knob moves from left to right, the distance between a plasma electrode and the skin is increased, plasma discharge is weakened, a point a below the distance adjusting knob 304 is connected with moving rods ab, bc, cd and de perpendicular to the knob, the ab is perpendicular to the bc, the ab and the bc are both located in the groove, a spherical joint rotating around the rod bc as an axis is arranged at a point C, the rod cd and the rod de are connected on the joint, the cd and the de are both located on the inner surface of the groove 302 and are adjacent to the side surface of the installed plasma electrode, when the distance adjusting knob moves from A to B, the included angle formed by the rod cd and the de is driven to change from an obtuse angle to a right angle, and the point e at the tail end of the push rod moves from the point C to the point D in the vertical direction, so that the distance between the electrodes in the vertical direction is adjusted.
The plasma electrode comprises an electrode framework which is attached to the appearance of skin to be treated of a user, metal powder or conductive liquid serving as a high-voltage electrode is filled in the electrode framework, and a ground electrode is positioned below the electrode framework.
The power supply box is provided with a power supply assembly switch, a key switch with a self-locking weak-current key and a key switch with a self-locking strong-current key, when the assembly switch is closed, the key is pressed down to connect the power supply, so that the electrode discharges to generate plasma with relatively weak discharge, and when the assembly switch is closed, the key switch with the self-locking strong-current key presses down to connect the power supply, so that the electrode discharges to generate plasma with relatively strong discharge.
The power box is provided with a charging port, and can be connected with commercial power through a connecting wire to charge the power box.
An infrared temperature sensor is arranged beside the plasma electrode, a digital display meter is arranged on the power box and displays the temperature of the plasma electrode 2 detected by the temperature sensor and the residual processing time, and the residual processing time is counted down according to the self-defined total duration.
The invention also provides a design method of the electrode of the personalized customized plasma skin surface treatment device, which comprises the following steps: step S01: preparing liquid resin into a designed electrode framework which is attached to the appearance of the skin to be treated of a user by 3D printing; step S02: injecting metal powder or conductive liquid into the electrode framework in an injection mode to prepare the high-voltage electrode; step S03: and the ground electrode is arranged below the electrode framework to prepare the plasma electrode.
In step S01, the design method of the electrode framework (202) comprises the following steps: the first step is as follows: and (3) medical scanning imaging of a target area: aiming at different users and different processing parts, medical imaging equipment obtains medical image data of a region to be processed of the user; the second step is that: image segmentation of the target functional area: dividing the area image into different areas according to different functions; the third step: three-dimensional reconstruction of a geometric model of a target area: constructing a three-dimensional model of the target area by means of a three-dimensional reconstruction technology; the fourth step: designing the structural form of the reactor: designing an electrode framework which can perfectly fit a part to be treated; the fifth step: 3D printing and manufacturing a reactor: and (3) manufacturing an electrode framework by adopting a 3D printing technology, filling conductive metal powder or conductive liquid in the electrode framework, and finishing the design and manufacture of the high-voltage electrode and the insulating medium by taking the manufactured electrode framework as a medium.
3. Has the advantages that:
the invention relates to a personalized electrode design method combining the technologies of medical imaging, three-dimensional reconstruction, 3D printing and the like according to the requirements of users, skin states and the characteristics of parts to be processed. The plasma device is designed based on the method, the electrode reactor can be flexibly replaced, the plasma skin surface treatment with different functions can be realized, the sterilization, disinfection and treatment of common wounds can be completed in emergency, the skin care can be realized in daily life, the grid-surface electrode plasma generating device with the three-dimensional geometric shape and the shape fitting with the skin is provided, different treatment schemes and operation parameters are provided according to the application background and the requirements of users, and the device is multifunctional and accurate in treatment.
Drawings
FIG. 1 is a schematic diagram of the present invention.
Fig. 2 is a schematic view of a distance adjustment structure.
Fig. 3 is a schematic view of the power supply box and wound securing strap configuration.
Fig. 4 is a schematic diagram of an electrode structure.
FIG. 5 is a flow chart of electrode backbone design and reactor fabrication.
Fig. 6 is a schematic diagram of an electrode structure for leg-shaped parts such as legs obtained by 3D printing.
Fig. 7 is a schematic diagram of the electrode structure for spherical parts such as knee, ankle, etc. obtained by 3D printing.
Fig. 8 is a circuit diagram of a key switch with a self-locking key.
Description of reference numerals: 1. a power supply box; 101. a main switch of the power box; 102. the weak current key is a self-locking key switch; 103. a strong current key self-locking type key switch; 104. a charging port; 105. a digital display meter; 2. a plasma electrode; 201 metal powder or conductive liquid; 202, electrode skeleton; 203. a ground electrode; 3. fixing a binding band; 302. a groove; 303. an electrode holder; 304. a distance adjusting knob; 4. an infrared temperature sensor.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and examples.
As shown in fig. 1, a personalized customized plasma skin surface treatment device comprises a plasma electrode 2 for skin surface treatment, wherein the plasma electrode 2 is connected with a power box 2, the power box 2 is arranged on a fixing band 3, a groove 302 is arranged in the fixing band 3, the plasma electrode 2 is fixed in the groove 302, the groove 302 contains two metal contacts which are connected with a high-voltage end and a ground end in the power box 2, the high-voltage electrode and the ground electrode of the plasma electrode 2 can be correspondingly connected with a power supply, and the shape of the groove 302 is matched with the shape of the plasma electrode 2. The invention adopts a point contact type connecting structure which saves space, realizes the installation, replacement and cleaning of the electrode, does not need to be handled by hands, and has simple operation.
The invention can realize sterilization, disinfection and coagulation healing of the skin surface through low-temperature plasma, and does not generate drug resistance and damage normal skin. The dielectric barrier discharge structure adopted by the invention can directly generate low-temperature plasma under the normal-temperature and normal-pressure environment without consuming any inert gas, thereby improving the economy and portability of skin surface treatment.
In one embodiment, a distance adjustment knob 304 is provided, by which the distance adjustment knob 304 controls the depth of the recess 302, determining the distance of the electrode from the skin surface to be treated. The specific structure is as shown in fig. 2, when the distance adjusting knob 304 is moved from left to right, the distance between the plasma electrode 2 and the skin is increased, the plasma discharge is weakened, and when the distance adjusting knob 304 is moved from right to left, the distance between the plasma electrode 2 and the skin is reduced, the plasma discharge is strengthened.
Taking moving from left to right as an example, moving the distance adjusting knob 304 from left to right, wherein the point of the distance adjusting knob 304a is connected with moving rods ab, bc, cd and de perpendicular to the knob, ab is perpendicular to bc and both ab and bc are positioned in the groove 302, the point C is provided with a spherical joint rotating around the rod bc as an axis, the rod cd and the rod de are connected on the joint, cd and de are both positioned on the inner surface of the groove 302 and are adjacent to the side surface of the installed plasma electrode 2, when the distance adjusting knob 304 moves from A to B, the included angle formed by the rods cd and de is driven to change from an obtuse angle to a right angle, and the point e at the tail end of the push rod moves from C to D in the vertical direction, so that the adjustment of the distance between the electrodes in the vertical direction is realized
The distance between the discharge electrode and the surface to be treated is adjusted to complete effective fitting of the skin surface, and the plasma dosage can be controlled to a certain degree.
In one embodiment, as shown in fig. 4, the plasma electrode 2 comprises an electrode frame 202 which is attached to the skin topography of a user to be treated and contains metal powder or conductive liquid as a high voltage electrode, and a ground electrode 203 is positioned below the electrode frame 202. The design method of the electrode of the personalized customized plasma skin surface treatment device comprises the following steps: step S01: preparing liquid resin into a designed electrode framework which is attached to the appearance of the skin to be treated of a user by 3D printing; step S02: injecting metal powder or conductive liquid into the electrode framework in an injection mode to prepare the high-voltage electrode; step S03: and the ground electrode is arranged below the electrode framework to prepare the plasma electrode.
As shown in fig. 5, a design method of the electrode skeleton 202 is that, first, medical image data of a region to be processed of a user is obtained by medical imaging equipment such as CT or magnetic resonance for different users and different processing parts. The image of the region is divided into different regions such as bones, blood vessels, soft tissues and the like according to different functions. According to a specific part to be processed, a three-dimensional model of a target area is constructed by means of a three-dimensional reconstruction technology, and then an electrode framework which can be perfectly attached to the part to be processed is designed. The electrode framework is manufactured by adopting the technologies of 3D printing and the like, conductive metal powder or conductive liquid 201 is filled in the electrode framework, the electrode framework is used as a high-voltage electrode, the manufactured electrode framework is used as a medium, and the design and the manufacture of the high-voltage electrode and the insulating medium are completed. Plasma electrode structures suitable for different human body parts are manufactured by means of a 3D printing technology. The electrode design and manufacturing method provided by the invention has simple process and is suitable for the treatment of the skin surfaces of various shapes and parts.
The invention adopts the electrode shell with a customizable structure, has low material cost and simple manufacturing process flow, and can realize precise skin surface treatment. The electrode structure can be flexibly designed according to the form of an object to be processed, has good fitting performance, and adopts the technologies including but not limited to 3D printing, three-dimensional scanning, model casting and the like. The design method of the electrode shell which is fit with the appearance of the skin to be treated of the user comprises but is not limited to the procedures of medical imaging, three-dimensional reconstruction, 3D printing and the like, so that the electrode can be replaced by a different printing structure.
As shown in fig. 6, the electrode structure for arc-shaped parts such as legs obtained by 3D printing, and as shown in fig. 7, the electrode structure for spherical parts such as knees, ankles obtained by 3D printing.
In one embodiment, as shown in fig. 3, the power box 1 is provided with a power assembly switch 101, a low-current key self-locking type key switch 102 and a high-current key self-locking type key switch 103, the low-current key self-locking type key switch 102 can be powered on by pressing a key when the assembly switch 101 is closed, so that the electrode discharges to generate plasma with relatively weak discharge, and the high-current key self-locking type key switch 103 can be powered on by pressing a key when the assembly switch 101 is closed, so that the electrode discharges to generate plasma with relatively strong discharge.
Fig. 8 shows a circuit of the key switch with a self-locking key, which adjusts the amount of electric power required by the plasma discharge intensity, mainly by adjusting the resistance value in the signal generating circuit unit that affects the duty ratio of the output square wave signal. After the self-locking key switch 102 of the weak current key is switched on, the R1 is connected into the circuit, the signal generating circuit unit outputs a low duty ratio signal, and the pulse power supply provides low power for the plasma reactor to enable the plasma reactor to work in a conventional mode. After the self-locking key switch 103 of the strong-current key is switched on, R2 is connected into the circuit, the signal generating circuit unit outputs a high-duty-ratio signal, and the pulse power supply provides larger power for the plasma reactor, so that the plasma reactor works in an enhanced processing mode.
The invention provides two treatment modes of a conventional treatment mode and a strengthening treatment mode according to the requirement and the skin condition of the skin to be treated, and in the strengthening mode, a power supply works at full power to promote coagulation and healing of open wounds such as wounds; the conventional mode power supply works at low power and is suitable for skin sterilization and disinfection and daily care; the invention has clear electrode function distinction, thereby improving the processing efficiency.
In one embodiment, the power box 1 is provided with a charging port 104, which can be connected to the mains through a connecting line to charge the power box. The storage battery is adopted for power supply, and the device is light and handy and convenient to carry.
In one embodiment, an infrared temperature sensor 4 is arranged beside the plasma electrode 2, a digital display meter 105 is arranged on the power box 1, the digital display meter 105 displays the temperature of the plasma electrode 2 detected by the temperature sensor 4 and the remaining processing time, and the remaining processing time is counted down according to the self-defined total time length. If the temperature of the electrode is overhigh in the treatment process, the power supply of the device automatically stops working, when the temperature is reduced to the safe temperature, the power supply automatically starts, and the plasma intermittently works until the residual treatment time displayed on the digital display meter returns to zero.
In one embodiment, the securing straps 3 are straps of a woven fabric that can secure the skin treatment device in position over the skin to be treated, preventing secondary damage from the device slipping off during treatment. And is convenient to store and carry.
In one embodiment, the electrode holder 303 is a non-flexible structure that contains two insulated wires connected to the power box and mechanically connects the left and right straps.
The using method of the invention comprises the following steps: firstly, an electrode with a proper structure is customized according to the surface of skin to be treated, connecting terminals at the high-voltage side and the two ends of the ground electrode of the electrode are aligned to metal contacts on the side surface of the clamping groove on the binding band, and the outward ground electrode is covered by an insulating sheet, so that the model selection and the installation of the electrode are completed.
Secondly, the electrode area is attached to the surface of the skin, and the distance adjusting knob is adjusted to a proper treatment distance from left to right; winding the binding band around the part of the skin to be treated, thereby completing the fixation of the device; after the main switch is turned on, a proper treatment mode is selected according to actual conditions, the self-locking button 102 is pressed down to realize wound sterilization and disinfection or daily skin care in a conventional mode, or the self-locking button 103 is pressed down to realize wound coagulation and inflammation diminishing in an enhanced mode. If the temperature of the electrode is overhigh in the treatment process, the power supply of the device automatically stops working, when the temperature is reduced to the safe temperature, the power supply automatically starts, and the plasma intermittently works until the residual treatment time displayed on the digital display meter returns to zero.
Finally, the button is reset, the main switch is powered off, and the treatment is completed.
Claims (9)
1. A personalized customization type plasma skin surface treatment device, comprising a plasma electrode (2) for skin surface treatment, the plasma electrode (2) being connected with a power supply box (1), characterized in that: the plasma electrode device is characterized in that the power box (1) is arranged on a fixing bandage (3), a groove (302) is formed in the fixing bandage (3), the plasma electrode (2) is fixed in the groove (302), two metal contacts which are connected with the middle-high voltage end and the ground end of the power box (2) are arranged in the groove (302), a high-voltage electrode and a ground electrode (203) of the plasma electrode (2) can be correspondingly connected with a power supply, and the shape of the groove (302) is matched with that of the plasma electrode (2).
2. The personalized, customized, plasma skin surface treatment device of claim 1, wherein: be provided with apart from adjust knob (304) on the frame of recess (302), move apart from adjust knob (304) from a left side right side, plasma electrode (2) and skin interval increase, plasma discharges and weakens, a point a below apart from adjust knob (304) is connected with the carriage release lever ab, bc, cd and the de of perpendicular to knob, ab is perpendicular to bc, and ab and bc all are located recess (302), and the point C has a spherical joint of surrounding pole bc as the rotation of axis, connecting pole cd and pole de on the joint, cd and de all are located recess (302) internal surface, adjacent with the side of the plasma electrode (2) of installation, when apart from adjust knob (304) from A to B removal, drive the contained angle that pole cd and de formed and change by obtuse angle to right angle, the terminal e point of push rod moves to D point by C point in the vertical direction, thereby reach the regulation of electrode interval in the vertical direction.
3. The personalized, customized plasma skin surface treatment device of claim 1 or 2, wherein: the plasma electrode (2) comprises an electrode framework (202) which is attached to the appearance of skin to be treated of a user, metal powder or conductive liquid serving as a high-voltage electrode is filled in the electrode framework (202), and a ground electrode (203) is positioned below the electrode framework (202).
4. The personalized, customized, plasma skin surface treatment device of claim 1 or 2, wherein: the power supply box (1) is provided with a power supply assembly switch (101), a low-current key self-locking type key switch (102) and a high-current key self-locking type key switch (103), when the assembly switch (101) is closed, the low-current key self-locking type key switch (102) can be connected with a power supply by pressing a key to enable an electrode to discharge to generate plasma with relatively weak discharge, and when the assembly switch (101) is closed, the high-current key self-locking type key switch (103) can be connected with the power supply by pressing the key to enable the electrode to discharge to generate plasma with relatively strong discharge.
5. The personalized, customized plasma skin surface treatment device of claim 4, wherein: the power box (1) is provided with a charging port (104) which can be connected with commercial power through a connecting wire to charge the power box.
6. The personalized, customized plasma skin surface treatment device of claim 4, wherein: the plasma electrode (2) is provided with an infrared temperature sensor (4) in a side manner, the power box (1) is provided with a digital display meter (105), the digital display meter (105) displays the temperature and the residual processing time of the plasma electrode (2) detected by the temperature sensor (4), and the residual processing time is counted down according to the self-defined total duration.
7. The personalized, customized plasma skin surface treatment device according to any of claims 1-2, 5-6, wherein: the fixing bandage (3) is a bandage made of braided fabric, and further comprises an electrode fixing piece (303) which is of a non-flexible structure, wherein the electrode fixing piece comprises two insulated wires connected with a power supply box, and the electrode fixing piece has the function of mechanically connecting the left bandage and the right bandage.
8. The method for designing an electrode of a personalized and customized plasma skin surface treatment device according to any of claims 1-7, comprising the steps of: step S01: preparing liquid resin into a designed electrode framework (202) which is fit with the appearance of the skin to be treated of a user by 3D printing; step S02: injecting metal powder or conductive liquid into the electrode framework (202) by an injection mode to prepare the high-voltage electrode; step S03: the ground electrode (203) is arranged below the electrode framework (202) to prepare the plasma electrode (2).
9. The method of claim 8, wherein: in step S01, the design method of the electrode framework (202) is as follows: the first step is as follows: and (3) medical scanning imaging of a target area: aiming at different users and different processing parts, medical imaging equipment obtains medical image data of a region to be processed of the user; the second step is that: image segmentation of the target functional area: dividing the area image into different areas according to different functions; the third step: three-dimensional reconstruction of a geometric model of a target area: constructing a three-dimensional model of the target area by means of a three-dimensional reconstruction technology; the fourth step: designing the structural form of the reactor: designing an electrode framework which can perfectly fit a part to be treated; the fifth step: 3D printing and manufacturing a reactor: and (3) manufacturing an electrode framework by adopting a 3D printing technology, filling conductive metal powder or conductive liquid in the electrode framework, and finishing the design and manufacture of the high-voltage electrode and the insulating medium by taking the manufactured electrode framework as a medium.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211477982.4A CN115738084A (en) | 2022-11-23 | 2022-11-23 | Personalized customized plasma skin surface treatment device and electrode design method |
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| CN202211477982.4A CN115738084A (en) | 2022-11-23 | 2022-11-23 | Personalized customized plasma skin surface treatment device and electrode design method |
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| CN202211477982.4A Pending CN115738084A (en) | 2022-11-23 | 2022-11-23 | Personalized customized plasma skin surface treatment device and electrode design method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117995356A (en) * | 2024-04-03 | 2024-05-07 | 西弥斯医疗科技(湖南)有限公司 | Automatic electrotherapy system based on image recognition |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117995356A (en) * | 2024-04-03 | 2024-05-07 | 西弥斯医疗科技(湖南)有限公司 | Automatic electrotherapy system based on image recognition |
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