WO2012086991A2 - Appareil de luminothérapie et procédé de commande associé - Google Patents

Appareil de luminothérapie et procédé de commande associé Download PDF

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Publication number
WO2012086991A2
WO2012086991A2 PCT/KR2011/009832 KR2011009832W WO2012086991A2 WO 2012086991 A2 WO2012086991 A2 WO 2012086991A2 KR 2011009832 W KR2011009832 W KR 2011009832W WO 2012086991 A2 WO2012086991 A2 WO 2012086991A2
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WIPO (PCT)
Prior art keywords
light
light source
irradiating
treatment
wavelength
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PCT/KR2011/009832
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English (en)
Korean (ko)
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WO2012086991A3 (fr
Inventor
황해령
글렌 칼더헤드로버트
하태호
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(주)루트로닉
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Publication of WO2012086991A2 publication Critical patent/WO2012086991A2/fr
Publication of WO2012086991A3 publication Critical patent/WO2012086991A3/fr

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    • 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
    • A61N5/0613—Apparatus adapted for a specific treatment
    • 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
    • A61N2005/0635—Radiation therapy using light characterised by the body area to be irradiated
    • A61N2005/0642—Irradiating part of the body at a certain distance

Definitions

  • the present invention relates to a light therapy apparatus for treating a treatment site of a patient using a plurality of light sources and a control method thereof.
  • a product using a laser as a light source is generally widely used.
  • Lasers in various wavelengths including Nd: YAG laser, KTP laser, ER: YAG laser, CO2 laser, Ho: YAG laser, ruby laser, and alexandrite laser, are used. It is widely applied to.
  • the laser light treatment device is suitable for treating a treatment area of a local area, and there is a limitation in treating a treatment area of a large area. Therefore, in recent years, phototherapy apparatuses using other kinds of light sources such as LEDs have appeared, and Korean Patent Laid-Open Publication No. 2008-0092068 also discloses a phototherapy apparatus using LEDs.
  • the present invention is to provide a light therapy device that can improve the therapeutic effect even when using a light source with a weak light output to solve the above problems.
  • the object of the present invention described above comprises at least one plate and a plurality of first and second light sources provided on the plate and irradiating light to a treatment site of a patient, wherein the first and second light sources It can be achieved by a phototherapy device, characterized in that for irradiating light of different wavelengths.
  • the first light source may be irradiated with light of a wavelength lower than the skin light penetration of the second light source, specifically, the first light source is irradiated with light of the wavelength of the visible region, the second light source is a near infrared region Light of wavelength can be irradiated.
  • the first light source may be controlled to irradiate light with an output lower than the second light source, and specifically, the first light source may be controlled to irradiate light with an output of 10% or less than the second light source.
  • the apparatus may further include a controller configured to independently control flickering of the first light source and the second light source, wherein the controller controls the first light source to light up and irradiate light before the second light source emits light. Can be.
  • the controller may control the first light source to emit light while the second light source emits light.
  • the phototherapy apparatus includes the plurality of first light sources and the second light sources so as to form at least one row on the plate, and the rows formed by the first light sources are interposed between the rows formed by the second light sources. Can be arranged.
  • the object of the present invention is a method of controlling a phototherapy device having a plurality of LED light source, the step of driving a first light source for irradiating light having a wavelength of the visible light region, after irradiating the first light source It can also be achieved by a control method of a phototherapy device comprising driving a second light source for irradiating light having a wavelength in the near infrared region.
  • the present invention it is possible to improve the therapeutic effect by performing the preliminary treatment and the present treatment using two or more light sources having different skin penetration depths.
  • FIG. 1 is a perspective view showing a light therapy apparatus according to an embodiment of the present invention
  • FIG. 2 is a plan view illustrating a bottom surface of the light irradiation part of FIG. 1;
  • 3 is a graph showing the skin permeability according to the wavelength of light
  • FIG. 4 is a cross-sectional view showing a state in which one light source irradiates light
  • FIG. 5 is a cross-sectional view illustrating a state in which a plurality of light sources irradiate light
  • FIG. 6 is a flowchart illustrating a method of controlling the phototherapy device according to the present embodiment
  • FIG. 7 is a schematic diagram representing a preliminary treatment step in the control method of the phototherapy device according to the present embodiment
  • FIG. 8 is a schematic diagram representing the present treatment step of the control method of the phototherapy device according to the present embodiment.
  • the phototherapy apparatus 1 is a perspective view showing a light treatment device according to an embodiment of the present invention.
  • the phototherapy apparatus 1 includes a main body 10, a support 20, and a light emitter 100.
  • the main body 10 includes a power supply unit (not shown) capable of receiving power from the outside.
  • a control panel 30 for manipulating the driving contents of the phototherapy device 1 and a display 40 for displaying the same to a user may be installed on the outer surface of the main body 10.
  • a control unit (not shown) for controlling the light irradiation unit 100 in accordance with an input signal input through the control panel 30 is provided inside the main body 10.
  • the support unit 20 includes a cable (not shown) for supplying power to the light irradiation unit 100 from the power supply unit of the main body 10 and a signal line (not shown) for transmitting a control signal of the control unit to the light irradiation unit 100.
  • the support unit 20 may be configured to adjust the position of the light irradiation unit according to the treatment position of the patient. It may be configured to adjust the position by using a connecting structure such as a hinge structure, or may be changed by using a flexible material.
  • the light irradiation unit 100 is supported by the support unit 20 to irradiate light to the treatment area of the patient.
  • the light irradiator 100 includes a plurality of light sources 120 for irradiating light and a plate 110 on which the plurality of light sources 120 are installed.
  • the light irradiation unit 100 is configured by using five plates 110. At this time, each plate 110 is disposed to be inclined with an adjacent plate 110 by a predetermined angle to form an inclined surface. Therefore, while the plurality of plates 110 are arranged in a shape surrounding the treatment area of the patient, it is possible to evenly irradiate light. However, it is also possible to configure the light irradiation unit using one plate according to the therapeutic use.
  • the light irradiation unit 100 is configured to include at least two kinds of light sources for irradiating light of different wavelengths.
  • Light has different reaction characteristics in the tissues of the human body depending on the wavelength. Therefore, the present invention can improve the therapeutic effect by using light of two or more kinds of wavelengths.
  • the light source of the light irradiation unit 100 may use a light source for irradiating light having a monochromatic wavelength characteristic.
  • a light source for irradiating light having a monochromatic wavelength characteristic As an example, it is also possible to use a laser diode having a single color characteristic. In this embodiment, however, an LED module having a wide irradiation angle is used so that light can be evenly applied to a wide treatment area of a patient.
  • LED modules have also been introduced with improved wavelength characteristics, and these LED modules have wavelength characteristics substantially close to monochromatic, so that when irradiated to the human body, the response characteristics of the corresponding wavelengths can be sufficiently induced.
  • FIG. 2 is a plan view illustrating the bottom of the light irradiation part of FIG. 1.
  • the light irradiation part of the present embodiment includes a plurality of first light sources 121 and a plurality of second light sources 122.
  • the first light source 121 and the second light source 122 irradiate light of different wavelengths.
  • the first light source 121 may use light having a low skin permeability
  • the second light source 122 may use light having a good skin permeability. Therefore, the selective treatment according to the depth of the skin is possible by using the phototherapy device (1).
  • FIG. 3 is a graph showing skin permeability according to the wavelength of light. As shown in FIG. 3, light in a visible region having a wavelength of 600 nm or less has a high optical density and thus has low skin permeability, and light in a near infrared region having a wavelength of 750 nm or more has a low optical density and has a skin permeability. great.
  • the first light source 121 may be configured to irradiate first light having a wavelength of 600 nm or less, and the second light source 122 may be configured to irradiate second light having a wavelength of 750 nm or more.
  • the first light source 121 is configured to irradiate yellow light having a wavelength adjacent to 590 nm, and the second light source 122 is configured to irradiate near infrared light having a wavelength adjacent to 830 nm.
  • light having a wavelength of 830 nm irradiated from the second light source 122 penetrates deep into the tissue of the human body, thereby causing macrophages, neutrophils, mast cells, and fibroblasts. Selectively increases the action potential of skin cells involved in wound healing, including back.
  • the blood flow of axial pattern flap increases, thereby significantly improving the survival of flap and genetically responsible for osteoblast activation. To improve the genetic mechanism.
  • light at 830 nm wavelength is effective in treating various recalcitrant ulcers, treating accidental and iatrogenic wounds including burns, and osteointegration such as osseous implants. And successful effects on photorejuvenation of aging skin.
  • the depth of 590 nm wavelength irradiated from the first light source 121 is substantially limited to the epidermis (epidermis), and in some cases the epidermis-dermal junction (DEJ, It may affect the dermal-epidermal junction and the top layer of the adjacent dermis.
  • the light of the 590nm wavelength is irradiated with a low level of light output, keratinocytes, Merkel cells, Langerhans cells, etc. located in the epidermis are activated.
  • keratinocytes When keratinocytes are activated, they can instantly synthesize cell secretions such as various types of cytokines. These cell secreting substances include substances involved in inflammatory healing, and they can penetrate into the dermis through epidermal-dermal junctions to activate fibroblasts of the dermis. This process can contribute to treating wounds and restoring aged skin.
  • Merkel cells when activated, Merkel cells play a role as a sensory organ as well as a neuroendocrine system and secrete neuropeptides and neurotransmitters to relieve pain.
  • light having a wavelength of 590 nm is irradiated to the epidermis of the patient to induce cell secretion and neurotransmitter to be provided to the dermis, so that the cells located inside the dermis can be easily activated during the phototherapy. You can see the effect of conditioning.
  • the first light source 121 irradiates light of 590 nm wavelength first
  • the second light source 122 irradiates light of 830 nm wavelength, thereby treating the first light source 121.
  • the second light source 122 may be irradiated to operate to perform a substantial treatment. In this case, there is an advantage of not only inducing the immediate treatment mechanism to proceed, but also improving the treatment effect.
  • phototherapy may be performed by simultaneously irradiating the first light source 121 and the second light source 122 to the treatment site of the patient.
  • the first light source 121 and the second light source 122 are simultaneously irradiated. Even in the dermis, there is no fear that a phenomenon such as interference may occur.
  • the first light source 121 continuously activates the cells located in the epidermis to continuously secrete various delivery materials to the dermis during the phototherapy, thereby improving the therapeutic effect.
  • the first light source 121 and the second light source 122 of the light irradiation unit 100 are installed on the bottom surface of the plate 110.
  • the pattern in which the first light source 121 and the second light source 122 are installed may be variously configured.
  • the first light source 121 and the second light source 122 may be arranged to form at least one column.
  • the first light source 121 forms two rows and the second light source 122 forms ten rows in one plate 110 (see FIG. 2).
  • the heat formed by the first light source 121 may be disposed to be interposed between and enclosed by the rows in which the second light source 122 is formed.
  • FIG. 4 is a cross-sectional view showing one light source irradiating light
  • FIG. 5 is a cross-sectional view showing a plurality of light sources irradiating light.
  • the first light source 121 and the second light source 122 are configured using an LED element.
  • the light source 120 may be configured to spread within a range of a predetermined angle in the light irradiation direction so that the treatment area of the patient can be evenly irradiated. Therefore, an LED element having a light irradiation angle within a range of 10 ° to 120 ° may be used.
  • the irradiation angle of the light source may be adjusted in consideration of the distance d to the point where the treatment site is located and the distance between the light sources. You can decide.
  • a curved reflector (not shown) made of a material having excellent reflectivity may be installed on the rear side of the light source so that light irradiated from the light source may be irradiated to the treatment area of the patient.
  • the intensity of light irradiated onto the treatment part may be different according to the distance between the light source 120 and the treatment part. As shown in FIG. 4, as the distance from the light source 120 increases, the irradiation area increases to approximate the square of the distance from the light source, and the intensity of the irradiated light decreases approximately in inverse proportion to the square of the distance. Therefore, the output intensity of the light source 120 may be determined in consideration of the distance between the light source and the treatment site during light treatment.
  • the first light source 121 plays a role of preconditioning the treatment site during phototherapy, the first light source 121 is irradiated with very low energy.
  • the second light source 122 since the second light source 122 is used to perform a substantial phototherapy, the second light source 122 is irradiated with energy having a higher intensity than that of the first light source 121.
  • the second light source 122 may be configured such that the energy irradiated per unit area of the treatment area is approximately 10 to 100 times larger than the first light source 121.
  • the first light source 121 irradiates light at an intensity of 1 to 10 mJ / cm 2 per second
  • the second light source 122 is configured to irradiate light at an intensity of 50 to 500 mJ / cm 2 per second.
  • the first light source may emit light at an intensity of 2 mJ / cm 2 per second and the second light source at an intensity of 100 mJ / cm 2 per second.
  • this may of course be changed and applied according to the treatment target and treatment contents as an example.
  • the difference in the irradiation intensity of the first light source 121 and the second light source 122 may also be controlled by the irradiation method of the light source.
  • the second light source 122 may be controlled to irradiate light while blinking at a predetermined period, compared to irradiating continuous light having a predetermined intensity in a lit state.
  • the light irradiation unit 100 is preferably configured to independently control the flashing of the first light source 121 and the second light source 122.
  • the first light source 121 is configured to be evenly irradiated throughout the treatment area with low intensity. Therefore, the interval between the rows formed by the first light source 121 is preferably designed to allow the light of the first light source 121 to irradiate the entire treatment area. That is, the area irradiated to the treatment site by the first light source (121a of FIG. 2) forming one row is configured to overlap at the boundary portion with the area irradiated by the first light source (121b of FIG. 2) forming the adjacent row. Can be.
  • the second light source 122 is densely disposed compared to the first light source 121, as shown in FIG. 5, the second light source 122 is irradiated from the plurality of second light sources 122 at one position of the treatment site. . Accordingly, the second light source 122 may irradiate light with a relatively high intensity as compared with the first light source 121, and may further provide high energy to the treatment site, such as by irradiating light using a laser. have.
  • the phototherapy apparatus 1 includes a first light source 121 and a second light source 122 having different skin permeability, and the first light source 121 and the second light source ( The irradiation pattern and irradiation intensity of 122) are configured differently. Therefore, by using the characteristics of the light therapy at the time of the light treatment using the wavelength characteristics of the pre-treatment step and the main treatment step by progress, it is possible to improve the effect of the light therapy.
  • a phototherapy apparatus using two kinds of light sources has been described as an example, but this is only an example, and the phototherapy apparatus is configured using three or more kinds of light sources so that light of various wavelengths can be irradiated. It is also possible.
  • FIG. 6 is a flowchart illustrating a method of controlling the phototherapy device according to the present embodiment.
  • the driving of the phototherapy apparatus is started with the part of the patient to be treated located under the light irradiation part.
  • the phototherapy apparatus performs a preliminary treatment step of preconditioning the treatment area of the patient (S10).
  • This step may proceed by selectively driving the first light source having the wavelength of 590 nm as described above.
  • the plurality of first light sources 121 may irradiate light in a manner of blinking for a predetermined time depending on the position.
  • the light irradiation pattern of the preliminary treatment step will be described in detail with reference to FIG. 7.
  • Figure 7 is a schematic diagram representing a preliminary treatment step of the control method of the phototherapy device according to the present embodiment.
  • the light irradiation part includes five plates.
  • two rows formed by the first light source 121 are disposed in each of two plates, and a total of ten first light sources are formed.
  • the control unit controls to sequentially blink each column formed by the first light source 121.
  • the controller may control to irradiate light for 1 second from the leftmost column during the present step (FIG. 7 shows a flashing pattern made up to 5 seconds. has exist).
  • the treatment area is examined for 10 seconds while blinking from the leftmost column to the rightmost column.
  • the first light source is sequentially controlled to blink for 60 seconds in a manner of repeating the reciprocation from left to right and again from right to left.
  • the epidermal tissue of the treatment site may be activated to precondition for the present treatment.
  • the controller drives the second light source 122 to proceed with the main treatment process (S30). At this time, the second light source 122 irradiates the treatment area of the patient, which has been preconditioned, with light having a high intensity of 830 nm.
  • FIG. 8 is a schematic diagram representing the present treatment step of the control method of the phototherapy device according to the present embodiment. As shown in FIG. 8, in this step, the controller controls the second light source 122 to be turned on for a predetermined time, thereby continuously irradiating light to the treatment area of the patient.
  • This step can proceed over 9 minutes, during which the treatment site is irradiated with 54 J / cm 2 of light.
  • the treatment proceeds as the dermal tissue at the treatment site is activated.
  • the treatment step is performed in the state in which the tissues of the activated epidermal layer are activated while secreting various secretory substances while performing the preliminary treatment step, the treatment mechanism can be rapidly progressed, and the therapeutic effect can also be improved.
  • the treatment step not only the second light source 122 but also the first light source 121 may be controlled to be irradiated to the treatment site.
  • the first light source 121 and the second light source 122 irradiate light having different skin penetration depths, there is no fear that light interference or the like may occur in the dermis even if two types of light are irradiated.
  • the tissue of the epidermal layer is continuously activated even during the actual treatment mechanism in the dermal layer, it may advantageously work to improve the therapeutic effect.
  • FIG. 8 illustrates a pattern in which all of the first light sources are turned on in the treatment step. However, similarly to the preliminary treatment step, each of the heat sources may be controlled to flash sequentially.
  • the controller terminates the control of the phototherapy device by turning off the first light source and the second light source (S50).
  • control of the phototherapy device may be performed in various ways according to a user's manipulation or mode switching through the control panel.
  • two or more light sources having different skin permeability may be used to improve the effect of phototherapy by performing the preliminary treatment step and the present treatment step.
  • the above-described embodiment is not limited to the present invention as an example for explaining the technical features of the present invention, it will be understood that it can be carried out in various modifications according to the treatment target and purpose.

Abstract

La présente invention concerne un appareil de luminothérapie qui traite une partie de corps à traiter d'un patient à l'aide d'une pluralité de sources de lumière, et un procédé de commande associé. L'appareil de luminothérapie comprend au moins une plaque ; et une pluralité de premières sources de lumière et de secondes sources de lumières disposées dans la plaque pour irradier de la lumière sur la partie du corps du patient à traiter. Les premières sources de lumière et secondes sources de lumière émettent de la lumière de différentes longueurs d'onde.
PCT/KR2011/009832 2010-12-20 2011-12-20 Appareil de luminothérapie et procédé de commande associé WO2012086991A2 (fr)

Applications Claiming Priority (2)

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KR10-2010-0130510 2010-12-20
KR20100130510 2010-12-20

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WO2012086991A2 true WO2012086991A2 (fr) 2012-06-28
WO2012086991A3 WO2012086991A3 (fr) 2012-09-07

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014064075A1 (fr) 2012-10-23 2014-05-01 L'oreal Dispositif, appareil et méthode de traitement cosmétique par la lumière
US10173072B2 (en) 2012-10-23 2019-01-08 L'oreal Device and method for cosmetic treatment by light
CN109173072A (zh) * 2018-08-24 2019-01-11 重庆半岛医疗科技有限公司 一种光疗治疗装置
CN114191722A (zh) * 2021-11-30 2022-03-18 固安翌光科技有限公司 一种用于伤口治疗的柔性光疗装置及绷带

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KR101598665B1 (ko) * 2013-09-23 2016-02-29 박행배 피부개선 및 발모용 광 요법 장치
KR101997115B1 (ko) * 2018-01-10 2019-07-05 조선대학교산학협력단 피부용 광조사 시스템 및 피부용 광조사 시스템 제어 방법
KR101942547B1 (ko) * 2018-04-13 2019-01-25 주식회사 휴라이트 Led 전신 치료기
US20200298016A1 (en) * 2019-03-19 2020-09-24 Seoul Viosys Co., Ltd. Light irradiation device
WO2020190102A1 (fr) * 2019-03-21 2020-09-24 서울바이오시스 주식회사 Dispositif de rayonnement de lumière
KR102380858B1 (ko) * 2020-04-22 2022-04-01 한국생산기술연구원 탈모치료용 led 헬멧 및 이의 led 배치 방법
KR102606303B1 (ko) * 2022-06-20 2023-11-30 (주)제이엔엠파트너스 화장품의 흡수를 보조하기 위한 피부 미용 기기

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014064075A1 (fr) 2012-10-23 2014-05-01 L'oreal Dispositif, appareil et méthode de traitement cosmétique par la lumière
US10173072B2 (en) 2012-10-23 2019-01-08 L'oreal Device and method for cosmetic treatment by light
CN109173072A (zh) * 2018-08-24 2019-01-11 重庆半岛医疗科技有限公司 一种光疗治疗装置
CN114191722A (zh) * 2021-11-30 2022-03-18 固安翌光科技有限公司 一种用于伤口治疗的柔性光疗装置及绷带
CN114191722B (zh) * 2021-11-30 2023-10-13 固安翌光科技有限公司 一种用于伤口治疗的柔性光疗装置及绷带

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KR101845073B1 (ko) 2018-04-03
WO2012086991A3 (fr) 2012-09-07
KR20190046741A (ko) 2019-05-07
KR20120069588A (ko) 2012-06-28
KR20140072854A (ko) 2014-06-13
KR20180037156A (ko) 2018-04-11

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