WO2016167516A1 - Dispositif de traitement de la peau à l'aide de plasma - Google Patents

Dispositif de traitement de la peau à l'aide de plasma Download PDF

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Publication number
WO2016167516A1
WO2016167516A1 PCT/KR2016/003746 KR2016003746W WO2016167516A1 WO 2016167516 A1 WO2016167516 A1 WO 2016167516A1 KR 2016003746 W KR2016003746 W KR 2016003746W WO 2016167516 A1 WO2016167516 A1 WO 2016167516A1
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WO
WIPO (PCT)
Prior art keywords
plasma
skin
dielectric
electrode
substrate
Prior art date
Application number
PCT/KR2016/003746
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English (en)
Korean (ko)
Inventor
김병철
Original Assignee
주식회사 서린메디케어
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from KR1020150051632A external-priority patent/KR101568380B1/ko
Priority claimed from KR1020150074913A external-priority patent/KR101662160B1/ko
Application filed by 주식회사 서린메디케어 filed Critical 주식회사 서린메디케어
Priority to CN201680017750.7A priority Critical patent/CN107427693B/zh
Publication of WO2016167516A1 publication Critical patent/WO2016167516A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B18/00—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body
    • A61B18/04—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body by heating
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N5/00—Radiation therapy
    • A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00—Generating plasma; Handling plasma
    • H05H1/24—Generating plasma
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/44—Applying ionised fluids
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N5/00—Radiation therapy
    • A61N5/06—Radiation therapy using light
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N5/00—Radiation therapy
    • A61N5/10—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy
    • A61N2005/1085—X-ray therapy; Gamma-ray therapy; Particle-irradiation therapy characterised by the type of particles applied to the patient
    • A61N2005/1087—Ions; Protons

Definitions

  • the state of matter can be divided into solids, liquids, and gases.
  • energy When energy is applied to a gaseous substance, electrons are separated from atoms or molecules, and the plasma state is a mixture of electrons, ions, and neutral particles (molecules and atoms). Becomes
  • These plasmas contain, for example, oxy-, hydroxyl-, and nitrogen radicals, electronically excited atoms or molecules, and chemically active species such as ultraviolet (UV) photons, ions, and radicals, which are affected by movement along the electric field. Lightly and gently tapping like a shower will irritate and sterilize the affected area.
  • UV ultraviolet
  • Plasma is easier to generate in a low pressure vacuum of 1 mTorr to 100 Torr than at atmospheric pressure, but in order to generate plasma at such low pressures, it is necessary to build a vacuum vessel and install a vacuum pump to maintain the vacuum. There are some constraints. For this reason, many studies on the method of generating plasma at atmospheric pressure instead of vacuum have recently been made possible to generate plasma at atmospheric pressure or higher.
  • the plasma can be divided into thermal plasma discharge and non-thermal plasma discharge according to the method of generating, thermal plasma discharge is a method of ionizing the gas using heat, non-thermal plasma method minimizes the heating of the gas mainly It is a method of ionizing by heating electrons.
  • the nonthermal plasma method is also referred to as non-equilibrium plasma because only electrons have a high temperature and the remaining ions and neutral particles are thermally unbalanced by maintaining a low temperature.
  • the present invention relates to a nonthermal plasma method, which typically uses a dielectric barrier discharge (DBD).
  • DBD dielectric barrier discharge
  • DBD Dielectric Barrier Discharge
  • a method of generating a dielectric barrier discharge is as follows.
  • a dielectric is provided between two parallel conductor electrodes, and an alternating current (AC) type high voltage is applied to the conductor electrodes.
  • AC alternating current
  • the electrons generate radicals and ions between the electrodes.
  • Such dielectrics used in dielectric barrier discharges are insulated, thus limiting current, preventing arc formation, and being dielectric, allowing charge accumulation.
  • plasma' is to ensure the stability of the human body to electrical shock.
  • the skin tissue has a lot of flexion and is not flat, so there is a protruding portion in the skin tissue, whereby the plasma is concentrated to the protruding portion or the skin tissue close to the dielectric, and thus the skin is damaged. have. In other words, it is difficult to generate uniform plasma.
  • the conventional technology maintains an interval for generating plasma between the dielectric and skin tissue, but also has a problem in that the gap is present in an open form, which causes the plasma to leak to the outside to reduce the therapeutic effect.
  • an object of the present invention is to provide a plurality of through-holes in the substrate to evenly distribute the generation of plasma to prevent damage to the skin, by providing a gap maintaining portion in the entire lower portion of the housing It provides a skin treatment device using plasma that prevents the leakage of plasma, separates the electrode into a plurality of shapes, makes power control easier, and forms an air layer between the substrate and the dielectric part to induce more stable current flow. It is.
  • the skin treatment apparatus using a plasma the skin treatment apparatus for treating the skin using the plasma generated from the plasma generator, the plasma generator, the housing;
  • An electrode positioned inside the housing to transfer power for skin treatment;
  • a substrate having a plurality of through holes positioned below the electrode and having an inner surface coated or plated by a conductive material and electrically connected to the electrode;
  • a dielectric part positioned below the substrate, wherein power from the electrode is supplied to the dielectric part through a through hole formed in the substrate to generate plasma in a space between the dielectric part and the skin.
  • the plasma generator further includes an air layer between the substrate and the dielectric part, and power from the electrode is passed through the air layer and through holes formed in the substrate. Characterized in that supplied to the negative.
  • the electrodes are characterized in that separated in a dot form arranged independently.
  • the dielectric part is characterized in that any one of quartz, sapphire, glass, ceramic, polymer film, polyetherimide (PEI).
  • the lower end portion of the housing is characterized in that it further comprises a spacing portion protruding downward.
  • the gap maintaining part is characterized in that it is installed on the entire lower end of the housing.
  • the present invention configured as described above prevents skin damage by evenly distributing the plasma in the space between the dielectric part and the skin, thereby reducing plasma concentration due to the bending of the skin.
  • the current flowing into the dielectric part can be controlled to stably and comfortably treat the skin.
  • the gap maintaining part forms a constant plasma active region between the dielectric part and the skin and separates it from the outside so that plasma leakage does not occur, thereby increasing the therapeutic effect.
  • FIG. 1 is a block diagram showing the overall structure of the present invention.
  • FIG. 2 is a view showing a cross-sectional structure of a plasma generator according to the present invention.
  • FIG 3 is a cross-sectional view of a plasma generator having an air layer according to the present invention.
  • FIG. 4 is a view showing the bottom portion of the plasma generator according to the present invention.
  • FIG. 6 is an equivalent circuit of a plasma generator having an air layer according to the present invention.
  • Skin treatment apparatus using a plasma according to the present invention is composed of a power supply unit 100, a high voltage module 300, a plasma generator 200, the high voltage module 300 is a control unit 310 ), A signal generator 321, an amplifier 322, and a transformer 323.
  • the power supply unit 100 may be an external power source, or may be a battery to be used as a miniaturized portable device.
  • the control unit 310 of the high voltage module 300 controls the DC power output from the power supply unit 100 to be converted into high frequency and high voltage AC power.
  • the signal generator 321 of the high voltage module 300 is usually 20 kHz or less. Generates a frequency of, and the amplifier 322 of the high voltage module 300 is matched with an impedance of 5 ⁇ 10W.
  • the transformer 323 of the high voltage module 300 supplies the frequency output from the amplifier 322 of the high voltage module 300 to the plasma generator 200 to generate plasma.
  • the plasma generator 200 is surrounded by a housing 210 as shown in Figure 2, the housing 210 may be cylindrical or polygonal cylindrical shape, the material is preferably non-conductive.
  • the skin (S) of the human body is used as a ground electrode for generating a plasma, but by using the skin (S) as a ground electrode, the electrode structure is simplified, there is an advantage that large area discharge is possible. In addition, only when the skin S is close to the electrode, plasma discharge occurs and unnecessary discharge is suppressed, so that power consumption can be reduced.
  • the plasma generator 200 is an electrode 220 that receives a high voltage and a high frequency from the transformer 323 through the electrode pin 221, and a portion that is in contact with the electrode 220 while being positioned on the lower surface of the electrode 220.
  • the substrate 230 having a disc shape having a plurality of through holes 231 at uniform intervals in the vertical direction, the dielectric portion 240 and the dielectric portion 240 contacting the lower surface of the substrate 230.
  • the electrode 220 in order to obtain a uniform output density without a separate control device, it is necessary to make a plurality of separate and independent electrodes instead of a single flat electrode, preferably cm 2 in a dot shape having a diameter of 1 mm.
  • the output density can be controlled by arranging 25 dot electrodes per.
  • the output power per unit area is 0.1-2W (preferably 1.53W) / cm, and the output voltage is 4-20 (preferably). 9.5-10) kV, the frequency can be implemented 1 ⁇ 30 (preferably 25) kHz.
  • the through hole 231 is formed in the substrate 230 similar to the hole shape of the shower in the substrate 230, and the inner surface of the through hole 231 may be coated or plated with a conductive material.
  • the thickness and dielectric constant of the dielectric part 240 are related to each other. The larger the dielectric constant, the thinner the dielectric part 240 becomes, and the smaller the dielectric constant, the thicker the dielectric part 240 causes insulation breakdown with respect to the applied voltage. High density plasma can be discharged without.
  • the dielectric portion 240 in the present invention may be formed of a material such as quartz, sapphire, glass, ceramics, polymer film, polyetherimide (PEI), the thickness is about 0.1mm ⁇ 3mm, relative dielectric constant Is about 4 to 18, and the greater the dielectric constant of the dielectric part 240, the less the risk of electric shock and heat dissipation, thereby increasing the applied power to increase discharge efficiency.
  • a material such as quartz, sapphire, glass, ceramics, polymer film, polyetherimide (PEI)
  • PEI polyetherimide
  • Polyetherimide (PEI) among the materials of the dielectric part 240 is preferred in the present invention because it exhibits excellent performance as an insulating material under severe conditions due to its high radiation resistance characteristics.
  • Plasma gap 212 is maintained at a constant interval by the gap holding unit 211, the interval is preferably 0.5 to 5 mm.
  • the gap maintaining part 211 may protrude downward along the entire circumference of the lower edge of the housing 210.
  • the power supplied from the electrode 220 is supplied to the dielectric part 240 evenly through a plurality of through holes 231 of the substrate 230, similarly to the shower method, wherein the skin S and the dielectric part 240 are in contact with each other.
  • the plasma P is generated evenly by the smooth dielectric barrier discharge of the plasma shower method.
  • the output power of about 1W is preferable in order to obtain a smooth dielectric barrier discharge plasma (P) harmless to the human body, and the voltage, frequency, dielectric part applied by the high voltage module 300 to obtain the optimal operating conditions
  • P dielectric barrier discharge plasma
  • a blue LED (not shown) is further mounted inside the housing 210, preferably above the dielectric part 240, which has a wavelength of about 400 to 680 nm. Since passing through 240 is irradiated to the skin (S) has the effect of calming the skin (S).
  • the plasma generator 200 may form the dielectric part 240 at a position spaced apart from the lower surface of the substrate 230.
  • an air layer 250 is formed between the substrate 230 and the dielectric part 240.
  • the air layer 250 may have a thickness of 0.1 ⁇ 1mm preferably 0.5mm.
  • the sensitive skin is more sensitive to skin.
  • the plasma can be induced stably. The process will be described later.
  • the power supply unit 100 supplies DC power to the high voltage module 300, the high voltage module 300 is the control unit 310
  • the signal generator 321, the amplifier 322, and the transformer 323 convert the direct current power into high voltage and high frequency alternating current power and supply it to the electrode 220 through the electrode pin 221 of the plasma generator 200. do.
  • the electrode 220 is composed of a plurality of separated and independent electrodes instead of one flat electrode, the output density can be uniformly controlled without a separate control device.
  • the power supplied to the electrode 220 is evenly distributed through the plurality of through holes 231 and supplied to the dielectric part 240, thereby providing a plasma in the space between the dielectric part 240 and the skin S acting as an electrode. Is evenly distributed.
  • the plasma generator 200 and the affected part generate plasma by the dielectric barrier discharge DBD through the dielectric part 240, and the dielectric part (through the plurality of through holes 231 formed in the substrate 230).
  • a plasma having an even distribution in the space between the 240 and the skin S is generated.
  • the gap maintaining part 211 is formed to protrude downward along the entire circumference of the lower edge portion of the housing 210, the plasma gap 212 in which the plasma P is generated is isolated from the outside to prevent leakage of the plasma. It is not generated can enhance the therapeutic effect, and the plasma can be evenly distributed by keeping the plasma active region between the dielectric part 240 and the skin S constant.
  • 5 (a) is an equivalent circuit of the plasma generator 200 shown in FIG. 2, where 'C a ' is equivalent to the plasma gap 212 and 'C g ' is equivalent to the dielectric part 240.
  • FIG 6 shows the case where the air layer 250 is formed in the second embodiment.
  • Fig. 6B is an equivalent circuit before the initial discharge occurs
  • Fig. 6C is an equivalent circuit when the plasma is generated normally after the initial discharge has occurred.
  • the change in impedance is measured until the plasma gap 212 and the air layer 250 are insulated layers with values of C a and C b until just before discharge occurs. action and, once the insulation layer is destroyed and a discharge occurs, acts as a resistance value of R a and R b plasma gap 212 and the air layer 250 is a conductor.
  • the air layer 250 between the dielectric part 240 and the substrate 230 acts as a resistance value of R b as a conductor. This prevents the generation of excessive plasma due to the rapid discharge in the early stage of discharge, and can stably induce the plasma on sensitive skin.

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  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Plasma & Fusion (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
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  • Veterinary Medicine (AREA)
  • General Health & Medical Sciences (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Animal Behavior & Ethology (AREA)
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  • Electrotherapy Devices (AREA)

Abstract

La présente invention concerne un dispositif de traitement de la peau à l'aide de plasma. L'objet de la présente invention est de générer un plasma, qui est distribué de manière uniforme, et d'empêcher une lésion de la peau en formant une partie substrat comprenant une pluralité de substrats formés en son sein, d'empêcher une fuite de plasma en installant une partie de maintien d'espace sur toute la partie inférieure d'un logement, et d'induire un plasma de manière plus stable en formant une couche d'air entre la partie substrat et une partie diélectrique.
PCT/KR2016/003746 2015-04-13 2016-04-08 Dispositif de traitement de la peau à l'aide de plasma WO2016167516A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201680017750.7A CN107427693B (zh) 2015-04-13 2016-04-08 利用等离子体的皮肤治疗装置

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR1020150051632A KR101568380B1 (ko) 2015-04-13 2015-04-13 플라즈마를 이용한 피부 치료 장치
KR10-2015-0051632 2015-04-13
KR10-2015-0074913 2015-05-28
KR1020150074913A KR101662160B1 (ko) 2015-05-28 2015-05-28 플라즈마를 이용한 피부 치료 장치

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WO2016167516A1 true WO2016167516A1 (fr) 2016-10-20

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CN107198829A (zh) * 2017-07-19 2017-09-26 烟台海灵健康科技有限公司 等离子体足部理疗机
WO2018230789A1 (fr) * 2017-06-15 2018-12-20 대양의료기(주) Structure d'électrode à plasma pour thérapie de la peau et appareil de production de plasma pour thérapie de la peau faisant appel à celle-ci
CN109328090A (zh) * 2017-06-01 2019-02-12 机希艾斯株式会社 皮肤用电气装置以及上述装置的驱动方法
CN110833657A (zh) * 2018-08-17 2020-02-25 Ati株式会社 等离子体源及等离子体治疗装置
WO2021256601A1 (fr) * 2020-06-17 2021-12-23 정성욱 Appareil de génération de plasma
US11246885B2 (en) 2017-08-31 2022-02-15 Ajou University Industry-Academic Cooperation Foundation Keloid prevention or treatment method using liquid phase plasma
US11510853B2 (en) 2017-09-18 2022-11-29 Ajou University Industry-Academic Cooperation Foundation Composition for skin soothing containing liquid-phase plasma
US11759407B2 (en) 2016-11-25 2023-09-19 Ajou Univ. Industry-Academic Cooperation Found. Composition for skin whitening or wound treatment, containing liquid plasma

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CN107961443A (zh) * 2017-12-29 2018-04-27 重庆半岛医疗科技有限公司 一种等离子电极片和等离子治疗头
CN108079439A (zh) * 2017-12-29 2018-05-29 重庆半岛医疗科技有限公司 一种等离子治疗装置
CN110711315A (zh) * 2018-07-12 2020-01-21 深圳瑞通医疗科技有限公司 一种超导阵列离子仪
KR102229290B1 (ko) * 2019-04-16 2021-03-17 한국핵융합에너지연구원 피부 처리를 위한 대기압 공기 플라즈마 제트 장치
KR102556908B1 (ko) * 2022-08-05 2023-07-20 주식회사 지씨에스 플라즈마 발생 장치

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11759407B2 (en) 2016-11-25 2023-09-19 Ajou Univ. Industry-Academic Cooperation Found. Composition for skin whitening or wound treatment, containing liquid plasma
CN109328090A (zh) * 2017-06-01 2019-02-12 机希艾斯株式会社 皮肤用电气装置以及上述装置的驱动方法
CN109328090B (zh) * 2017-06-01 2022-05-27 机希艾斯株式会社 皮肤用电气装置以及上述装置的驱动方法
WO2018230789A1 (fr) * 2017-06-15 2018-12-20 대양의료기(주) Structure d'électrode à plasma pour thérapie de la peau et appareil de production de plasma pour thérapie de la peau faisant appel à celle-ci
CN107198829A (zh) * 2017-07-19 2017-09-26 烟台海灵健康科技有限公司 等离子体足部理疗机
US11246885B2 (en) 2017-08-31 2022-02-15 Ajou University Industry-Academic Cooperation Foundation Keloid prevention or treatment method using liquid phase plasma
US11510853B2 (en) 2017-09-18 2022-11-29 Ajou University Industry-Academic Cooperation Foundation Composition for skin soothing containing liquid-phase plasma
CN110833657A (zh) * 2018-08-17 2020-02-25 Ati株式会社 等离子体源及等离子体治疗装置
CN110833657B (zh) * 2018-08-17 2023-08-11 Ati株式会社 等离子体源及等离子体治疗装置
WO2021256601A1 (fr) * 2020-06-17 2021-12-23 정성욱 Appareil de génération de plasma

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CN107427693A (zh) 2017-12-01

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