WO2016052818A1 - Timbre dermique et procédé de rajeunissement de peau - Google Patents

Timbre dermique et procédé de rajeunissement de peau Download PDF

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Publication number
WO2016052818A1
WO2016052818A1 PCT/KR2014/012992 KR2014012992W WO2016052818A1 WO 2016052818 A1 WO2016052818 A1 WO 2016052818A1 KR 2014012992 W KR2014012992 W KR 2014012992W WO 2016052818 A1 WO2016052818 A1 WO 2016052818A1
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WO
WIPO (PCT)
Prior art keywords
skin
dermal patch
extension part
base part
base
Prior art date
Application number
PCT/KR2014/012992
Other languages
English (en)
Inventor
Dongwon Kim
Nayoung Kim
Haeseok EO
Taekjong KWAK
Mina Kim
Joonoh MYOUNG
Original Assignee
Lg Electronics Inc.
Lg Household & Health Care Ltd.
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
Application filed by Lg Electronics Inc., Lg Household & Health Care Ltd. filed Critical Lg Electronics Inc.
Publication of WO2016052818A1 publication Critical patent/WO2016052818A1/fr

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/18—Applying electric currents by contact electrodes
    • A61N1/32—Applying electric currents by contact electrodes alternating or intermittent currents
    • A61N1/328—Applying electric currents by contact electrodes alternating or intermittent currents for improving the appearance of the skin, e.g. facial toning or wrinkle treatment
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61N—ELECTROTHERAPY; MAGNETOTHERAPY; RADIATION THERAPY; ULTRASOUND THERAPY
    • A61N1/00—Electrotherapy; Circuits therefor
    • A61N1/02—Details
    • A61N1/04—Electrodes
    • A61N1/0404—Electrodes for external use
    • A61N1/0472—Structure-related aspects
    • A61N1/0492—Patch electrodes
    • 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
    • A61N5/0616—Skin treatment other than tanning
    • 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
    • A61B2018/00315—Surgical instruments, devices or methods for transferring non-mechanical forms of energy to or from the body for treatment of particular body parts
    • A61B2018/00452—Skin
    • 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
    • A61N2005/0643—Applicators, probes irradiating specific body areas in close proximity
    • A61N2005/0645—Applicators worn by the patient
    • 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
    • A61N2005/065—Light sources therefor
    • A61N2005/0651—Diodes
    • A61N2005/0652—Arrays of diodes
    • 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
    • A61N2005/0658—Radiation therapy using light characterised by the wavelength of light used
    • A61N2005/0659—Radiation therapy using light characterised by the wavelength of light used infrared
    • 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
    • A61N2005/0658—Radiation therapy using light characterised by the wavelength of light used
    • A61N2005/0662—Visible light

Definitions

  • the present disclosure relates to a dermal patch which is capable of attaching onto a skin.
  • plastic surgeries require for injection or cutting and stitching after anesthesia, and expect visible and immediate effects.
  • a surgery is failed, it is difficult to recover such skins to an original state, and cases of side-effects caused after plastic surgeries have been successively reported.
  • most people are afraid of and feel uncomfortable to the plastic surgeries.
  • economically, huge costs are incurred in those plastic surgeries.
  • functional cosmetic devices which apply light or electric stimulus to skins for the purpose of maintaining skins in an original state or making up the skins are introduced one after another.
  • cosmetic devices which are configured to apply appropriate stimulus to skins have disadvantages of being uncomfortable to carry, and having inconvenient structures for applying stimulus directly onto faces of persons with various angular portions.
  • an aspect of the detailed description is to provide a dermal patch which comes in contact directly with a skin and stimulates the skin according to deformation.
  • a dermal patch including a base part which is configured as a deformable elastic member, an adhesive structure that is provided on one surface of the base part and has a micro-setae structure to be adhered on a skin, a stimulation part that is provided on the one surface of the base part and configured to apply at least one of light and micro-current to the skin, and an extension part that is configured to apply a physical force to the skin by deforming the base part while the dermal patch is adhered on the skin.
  • the base part may include first and second base members that are separated from each other, and the extension part may be located between the first and second base members. A distance between the first and second base members may increase in response to a deformation of the extension part.
  • the extension part may be configured as a deformation sensor which changes in shape in response to an electric signal.
  • the stimulation part may include a plurality of light-emitting diode (LED) units that are arranged in a preset manner on the one surface of the base part to emit light having a preset wavelength, and an electrode unit that is configured to apply the micro-current to a surface of the skin.
  • LED light-emitting diode
  • the extension part may be formed along an edge of the base part.
  • the extension part may be configured as a deformation sensor that is changeable (deformable) in length in response to an electric signal for changing an area of the base part.
  • the extension part may include a plurality of extending members that extend to be spaced apart from each other by an external force, and elastic members that are provided between the plurality of extending members for elastic support therebetween.
  • the extending members may be formed in a manner of protruding from the other surface of the base part.
  • the adhesive structure may include a plurality of adhesion units arranged into a preset pattern, and each of the plurality of adhesion units may be provided with a plurality of adhering portions each having a groove for generating negative pressure on the surface of the skin.
  • the micro-setae may have a spatula shape.
  • the extension part may be configured as a deformation sensor deformable by an electric signal.
  • the extension part may be provided between the adhesion units so as to extend a distance between the adhesion units.
  • the stimulation part may include a plurality of LED units that are arranged on the one surface in a preset manner so as to emit light having a preset wavelength.
  • the stimulation part may further include an electrode unit that is configured to apply the micro-current to the surface of the skin.
  • the dermal patch may further include a guide portion that is provided on the base part and configured to allow the base part to be foldable.
  • the guide portion may be configured as a guide groove formed on the other surface of the base part.
  • the guide portion may be formed on the other surface of the base member, and provided with a plurality of micro-setae that allow parts of the other surface to be coupled to each other when the parts of the other surface overlap each other.
  • the base part may include a plurality of patches.
  • the base part may further include a supporter having the extension part and provided with accommodation portions for accommodating the plurality of patches therein.
  • a method for a skin rejuvenation including adhering a dermal patch on a surface of a skin, wherein the dermal patch includes a skin status sensing unit, a stimulation part and an extension part, sensing the skin status, applying a tensile force to the skin by deforming the extension part based on the skin status, and activating the stimulation part based on the skin status.
  • the stimulation part may include a light-emitting unit that is configured to emit light, and an electrode unit that is configured to apply micro-current to the skin.
  • the activating of the stimulation part based on the skin status may further include selecting strength of the light based on the skin status.
  • the applying of the tensile force to the skin by deforming the extension part based on the skin status may further include generating an electric signal for deforming the extension part based on the skin status.
  • the detailed description provides a dermal patch which is adhered on a skin using fine setae inspired from a fine setae structure of the gecko lizard's toes. Accordingly, the dermal patch can be easily adhered on a user-desired portion and avoid a sensitive reaction caused due to an adhesive material by virtue of non-use of an adhesive agent.
  • a skin reaction may be facilitated using light and micro-current and a tensile force may be applied to the skin by use of an extension part, so as to improve an anti-wrinkle effect.
  • FIG. 1A is a conceptual view of a dermal patch in accordance with one embodiment, viewed from one direction.
  • FIG. 1B is a conceptual view illustrating the dermal patch changeable (deformable) in size.
  • FIG. 1C is a conceptual view illustrating the dermal patch adhered on a person's face.
  • FIG. 2 is a conceptual view illustrating an adhesive structure of a dermal patch for adhering the dermal patch onto a skin.
  • FIGS. 3A to 3C are conceptual views illustrating a structure of a skin-stimulation part.
  • FIGS. 4A to 4C are conceptual views illustrating extension parts in accordance with various embodiments.
  • FIGS. 5A and 5B are conceptual views illustrating arrangement structures of a stimulation part in accordance with different embodiments.
  • FIGS. 6A and 6B are conceptual views illustrating a dermal patch including a foldable structure.
  • FIG. 7 is a conceptual view illustrating a structure of a dermal patch in accordance with another embodiment.
  • FIG. 1A is a conceptual view of a dermal patch in accordance with one embodiment, viewed from one direction
  • FIG. 1B is a conceptual view illustrating the dermal patch changeable (deformable) in size
  • FIG. 1C is a conceptual view illustrating the dermal patch adhered on a person's face.
  • the dermal patch 100 may be implemented as a patch having a preset thickness to be adhered (attached) onto a person's skin.
  • One surface of the dermal patch 100 is closely adhered onto a user's skin and the other surface is externally exposed.
  • the dermal patch 100 is preferably formed large enough to cover one region of the user's face, but the size of the dermal patch 100 is not limited to this.
  • the dermal patch 100 according to the present disclosure is configured to be changeable in size while being adhered on the skin.
  • the dermal path 100 may be made of a material which is deformable by an external force that the user applies.
  • a base part 101 of the dermal patch 100 is preferably made of a material which is deformable by an external force and restored to its original state.
  • the material forming the base part 101 may include natural rubber, polyisoprene, polysiloxane, polybutadiene, polyacrylamide, polyvinyl alcohol, polyacrylic acid, polyethylene, polypropylene, all of which are polymers, and copolymer thereof, polyester, fluororesin, polyvinyl pyrrolidone, carboxyvinylpolymer, polyacrylic acid and copolymer thereof, poly(hydroxyl methyl cellulose), poly(hydroxyl methyl alkylmethacrylate) and copolymer thereof, poly(ethylene glycoloxide) and copolymer thereof, polyethylene glycol-polycaprolactone multi-block copolymer, polycaprolactone and copolymer thereof, polylactide and copolymer thereof, polyglycolide and copolymer thereof, poly(methyl methacrylate)
  • the dermal patch 100 may further include a sensing unit which is provided on the one surface thereof to sense a status of a skin.
  • a controller equipped in the dermal patch 100 may control a stimulation part and an extension part based on the skin status sensed by the sensing unit.
  • the controller may set strength of light emitted from a light-emitting unit or set an amount and a size of micro-current based on the skin status sensed by the sensing unit.
  • the dermal patch 100 may further include a memory which stores the user's skin status sensed by the sensing unit, and control information which is generated according to the skin status. Also, the sensing unit may generate status information related to changes in the skin due to the operation of the dermal patch 100. The status information may then be stored in the memory. Accordingly, the dermal patch can be controlled to appropriately operate according to changes in the state information.
  • the dermal patch 100 may be controlled to perform various functions based on the user's skin status sensed.
  • the dermal patch 100 may be closely adhered onto the skin based on an adhesive structure provided on its one surface, and change in shape when being adhered onto the skin such that a force can be applied to the skin.
  • the dermal patch 100 may include a light-emitting unit 120 and an electrode unit 130 which are provided on one surface thereof so as to apply light and electric stimulus to the skin.
  • the dermal patch 100 may be adhered on the user's skin and unwrinkle the skin in a manner of being deformed. Also, the dermal patch 100 may facilitate skin rejuvenation using such light and electric stimulus.
  • a detailed structure of the dermal patch 100 according to various embodiments will be described.
  • FIG. 2 is a conceptual view illustrating an adhesive structure of a dermal patch for adhering the dermal patch onto a skin.
  • the dermal patch 100 may have an adhesive structure 110 which is implemented as a microstructure formed on one surface of a base part 101so as to be closely adhered on the skin.
  • the microstructure according to one embodiment includes fine protrusions inspired by a biological adhesive system.
  • the fine protrusions are realized by replicating setae on the gecko lizard's toes.
  • On the gecko lizard's toes are present thin, long protrusions, namely, spine hairs or setae, each of which has a diameter corresponding to merely about 1/100 to 1/1000 of a thickness of a human hair.
  • Van derWaal's force i.e., a force that electrically-neutral molecules attract each other when located very closely
  • a force of about 30 Ncm-2 is applied to a skin surface such that the dermal patch 100 can be adhered on the skin surface.
  • a force generated by each seta is extremely weak, but if such force is gathered in plural, it may result in generation of an adhesive force which is strong enough to sustain a huge weight.
  • the fine protrusions may be made of a nature-inspired material which can be adhered on the skin of the user, and may not be limited to the inspired shape from the setae formed on the gecko's toes. That is, the adhesive structure 110 is made of a nature-inspired material which can be adhered on the user's skin without a separate adhesive member.
  • the adhesive structure 110 may be realized into a shape similar to the spatula shape of the fine setae, present on the gecko's toes.
  • the dermal patch 100 may be fixed on the skin surface by negative pressure which is generated between an arcuate groove 112 of each of adhering portions 111 of the dermal patch 100 and the skin surface when the adhering portions 111 are stuck on the skin.
  • the adhesive structure 110 is configured with a plurality of adhesion units 110'. Each of the adhesion units 110' may include nine adhering portions 111. Each adhering portion 111 may protrude by a preset length from one surface of the dermal patch 100, but may not be limited to this.
  • the adhering portion 111 may also be formed in a manner of protruding from a surface of the base member 101 into a spatula shape.
  • the number of adhering portions 111 formed on the one surface of the dermal patch 100 may not be limited to that illustrated in the drawings.
  • a surface which has a hierarchical structure that nanometer-sized fine protrusions are collected to form a micrometer-sized protrusion bundle, regardless of material characteristics, such as the gecko lizard, may have a superhydrophobic characteristic, minimize contamination, and facilitate removal of contaminants, which may result in extension of an adhesion characteristic. If such structural characteristic is used, the contamination of the dermal patch can be minimized and washing thereof can be facilitated, in spite of repetitive contacts (adhesion).
  • the base part 101 is configured to be deformable on one region thereof.
  • a first region A1 which is a central region of the dermal patch 100 is deformed by a deformation member or an external force.
  • a distance between the adhesion units 110' increases based on the first region A1. That is, the first region A1 extends, and the adhesion unit 110' is not formed on the first region A1.
  • an area of the base part 101 evenly increases in response to the extension of the first area A1. Accordingly, a distance between the adhesion units 110' may increase. For example, when each adhesion unit 110' is fixedly adhered on a skin and the skin has wrinkles to correspond to the first area A1, the wrinkles may be removed (unwrinkled) in response to the extension of the first area A1.
  • the plurality of adhesion units 110' may apply a tensile force to the skin by being adhered on skins surrounding the wrinkles.
  • the skin expanded by the tensile force may be lifted.
  • the dermal patch 100 may cover the skin surface in a manner of being adhered thereon.
  • TEWL tranepidermal water loss
  • the TEWL refers to a quantity of water which is evaporated from a surface of the skin. Also, it may be an index indicating an abnormality of a function of a skin barrier, and an excessive loss of water may bring about a dry skin symptom.
  • the dermal patch 100 may further include a skin stimulation part, which includes a light-emitting unit 120 which is provided on the base part 101 having the adhesive structure 110 to emit light toward the skin surface, and an electrode unit 130 that is configured to apply micro-current to the skin.
  • FIGS. 3A to 3C are conceptual views illustrating a structure of a skin-stimulation part.
  • the skin stimulation part is provided substantially on the same surface as one surface of the dermal patch 100 having the adhesive structure 110.
  • the skin stimulation part may be disposed between the adhesion units 110' or between the adjacent adhering portions 111.
  • the light-emitting unit 120 includes a plurality of light-emitting diode (LED) chips, and is mounted in the dermal patch 100 to emit light.
  • the plurality of LED chips have a preset arrangement on the base part 101.
  • the LED chips are driven to emit light having a specific wavelength based on a user's setting or a control command.
  • the LED chips may be configured with three LED chips to selectively emit light having a first wavelength of about 630 nm, light having a second wavelength of about 830 nm, and light having a third wavelength of about 415 nm.
  • the light having the first wavelength may facilitate a collagen synthesis of the skin or a reduction of metalloproteinase (MMP), so as to affect skin rehabilitation.
  • MMP metalloproteinase
  • the light having the second wavelength may have good effects for both of skin rehabilitation and treatment of injuries, and the light having the third wavelength may reduce atopic eczema and pimple inflammation.
  • the light-emitting unit 120 may include a conductive coating layer for supplying current to the plurality of LED chips.
  • the conductive coating layer may preferably be formed of one of silver, copper, nickel, aluminum and carbon.
  • the conductive coating layer may be configured as a flexible printed circuit board, formed by printing a conductive ink, which is formed of at least one of those materials, onto a printed circuit board or processing a conductive metal into a predetermined pattern in an etching manner.
  • the light-emitting unit 120 stimulates the skin by emitting light having one of the first to third wavelengths.
  • the dermal patch 100 further includes the electrode unit 130 mounted in the base part 101.
  • the electrode unit 130 applies micro-current to the skin and stimulates cells configuring the skin.
  • the electrode unit 130 applies the micro-current to wound tissues or cells of the skin to generate adenosine triphosphate (ATP), protein and the like, and to facilitate ion exchange between cells and absorption of nutriments. This may result in a recover of homeostasis of the cells and an increase in generation of collagen.
  • ATP adenosine triphosphate
  • the electrode unit 130 is embedded as a preset pattern in one surface of the base member 101.
  • FIG. 3C is a sectional view of one region cut along the line A-A.
  • the electrode unit 130 may include a printed thin micro-battery, which is connected to anode and cathode which come in contact directly with the skin surface. A potential difference between electrodes generates current which flows from the anode to the cathode through the skin. This may allow an electromotive force to be generated on charged active cosmetic or pharmaceutical ingredients on the skin surface.
  • the dermal patch 100 further includes an extension part which provides a force such that the dermal patch 100 changes in shape according to a user's skin status.
  • an extension part which provides a force such that the dermal patch 100 changes in shape according to a user's skin status.
  • FIGS. 4A to 4C are conceptual views illustrating extension parts in accordance with various embodiments.
  • An extension part disclosed herein deforms (changes a shape of) the dermal patch 100 based on an external force or a control command applied by a user.
  • the controller may generate an electric signal for deforming the extension part based on the skin status sensed by the sensing unit.
  • the dermal patch 100 is provided with a first extension part 141 along an edge region of the base part 101.
  • the first extension part 141 may be configured as a deformation sensor which is provided along the edge region and increases and decreases in length based on an electric signal.
  • the deformation sensor generates an electric signal when a deformation of a shape thereof is sensed, or is deformed in shape according to an applied electric signal.
  • the first extension part 141 is changeable in length in response to the electric signal, and an entire area of the dermal patch 100 extends in response to the length-change of the first extension part 141.
  • the dermal patch 100 adhered on the skin extends, one region of the skin on which the dermal patch 100 has been adhered also extends. This may result in a generation of a wrinkle reduction effect.
  • the dermal patch 100 includes first and second base members 101a and 101b, and a second extension part 142 for connecting the first and second base members 101a and 101b to each other.
  • the second extension part 142 may be provided on one surface of the dermal patch 100 which is adhered on the skin, but may not be limited to this.
  • the second extension part 142 may also be provided on a region which is exposed when the dermal patch 100 is adhered on the skin. As illustrated in (a) and (b) of FIG. 4B, the first and second base members 101a and 101b are coupled by the second extension part 142 so as to be adjacent to each other.
  • the second extension part 142 may be configured as a deformation sensor which is deformable in length in response to an electric signal.
  • the second extension part 142 may extend in length based on an external force or a control command. As the second extension part 142 extends in length, a distance between the first and second base members 101a and 101b may increase.
  • a tensile force is applied to the skin located between the first and second base members 101a and 101b and thus the skin may be unwrinkled.
  • the second extension part 142 may not be provided with the adhering portions and the like for adhering the dermal patch 100 on the skin.
  • the dermal patch 100 may be adhered in a manner that a region of the skin with the wrinkles is located between the first and second base members 101a and 101b. Then, the second extension part 142 may be controlled to reduce (or remove) the wrinkles.
  • the dermal patch 100 includes a third extension part 143 which extends the dermal patch 100 in response to a physical force.
  • the third extension part 143 may include first and second members 143a and 143b and elastic members 143c.
  • the first and second members 143a and 143b may be provided along an edge region of the base part 101 of the dermal patch 100 in a manner of facing each other.
  • the first and second members 143a and 143b are configured to be movable by an external force applied by a user, and protrudes from the other surface of the base member 101.
  • the elastic members 143c may be configured to elastically support the first and second members 143a and 143b.
  • An elastic force of the elastic member 143c may be set by a material of the base part 101.
  • first and second members 143a and 143b of the dermal patch 100 are adhered on the skin, when the dermal patch 100 extends in a manner that the first and second members 143a and 143b are spaced apart from each other by the user's external force, wrinkles and the like formed on the skin may be removed (or unwrinkled).
  • the dermal patch 100 may maintain the spaced state between the first and second members 143a and 143b in terms of the property of the material of the base part 101.
  • the dermal patch 100 may be restored to its original shape by the elastic force of the elastic members 143c when the dermal patch 100 is detached from the skin.
  • FIGS. 5A and 5B are conceptual view illustrating arrangement structures of a stimulation part in accordance with different embodiments.
  • the electrode unit 130 is provided on a central region of the dermal patch 100, and the adhesion units 110' are provided on the dermal patch 100 to surround the electrode unit 130. That is, the electrode unit 130 may not overlap the adhesion units 110' and come in contact directly with the skin. Therefore, the micro-current generated from the electrode unit 130 may be transferred to the skin more effectively.
  • the electrode unit 130 may also be configured with a plurality of electrode members.
  • the light-emitting unit 120 of the dermal patch 100 may be located between the adhesion units 110'.
  • the dermal patch 100 includes first to third base members 101a, 101b and 101c.
  • the third base member 101c may further include a deformation sensor which is deformable in length in response to an electric signal.
  • a distance between the first and second base members 101a and 101b may increase or decrease based on the third base member 101c.
  • the plurality of adhesion units 110' are provided on the first and second base members 101a and 101b. Accordingly, when the third base member 101c is deformed while the dermal match 100 is adhered, the skin located between the first and second base members 101a and 101b extends in response to the deformation of the third base member 101c.
  • the electrode unit 130 is provided on the third base member 101c. That is, the electrode unit 130 may come in contact directly with the skin without overlapping the adhesion units 110', such that the micro-current can be transferred to the skin more effectively.
  • FIGS. 6A and 6B are conceptual views illustrating a dermal patch having a foldable structure.
  • the dermal patch 100 further includes a folding guide portion 160 which is provided on the other surface of the base member 101.
  • the folding guide portion 160 may be formed in a shape of a groove extending in one direction, such that one region of the dermal patch 100 can be maintained in an overlapped state with another region by a user's external force.
  • the shape of the folding guide portion 160 may not be limited to that illustrated in the drawing, and may be formed differently according to the shape of the dermal patch 100 and a portion of the skin on which the dermal patch 100 is adhered.
  • the user may adjust the size of the dermal patch 100 using the folding guide portion 160, so as to adhere the dermal patch 100 on a desired region of the user's skin.
  • a coupling portion 170 is formed on the other surface of the dermal patch 100.
  • the coupling portion 170 includes a plurality of fine protrusions which are formed by replicating setae on the gecko's toes. Those fine protrusions may be maintained in a coupled state when they are arranged to face each other. Accordingly, when parts of the other surface of the dermal patch 100 are coupled to each other in a facing manner, the dermal patch can be used in a folded state.
  • FIG. 7 is a conceptual view illustrating a structure of a dermal patch in accordance with another embodiment.
  • a dermal patch according to another embodiment disclosed herein includes a supporter 181, and a pair of patches 182 fixed to the supporter 181.
  • the number of the patches 182 provided on the supporter 181 may not be limited to the illustrated embodiment.
  • the supporter 181 has a shape extending in one direction.
  • the supporter 181 may be configured to be deformable in length based on an external force or a control command.
  • the supporter 181 is provided with accommodating portions 183 in which the patches 182 are fixed.
  • the dermal patch may further include, on one surface of each of the patches, an adhesive structure 110 (refer to FIGS. 2 and 3) which is adhesive on the skin, a light-emitting unit 120 (refer to FIGS. 2 and 3) which emits light to the skin, and an electrode unit 130 (refer to FIGS. 2 and 3) which applies micro-current, duplicate description of which will be omitted.
  • an adhesive structure 110 (refer to FIGS. 2 and 3) which is adhesive on the skin
  • a light-emitting unit 120 (refer to FIGS. 2 and 3) which emits light to the skin
  • an electrode unit 130 (refer to FIGS. 2 and 3) which applies micro-current, duplicate description of which will be omitted.
  • the user may adhere the patches 182 on the skin for use.
  • the user may fix the patches 182 on the supporter 181 and apply a force to extend the skin.
  • the configurations and methods of the dermal patch may not be limitedly applied, but such embodiments may be configured by a selective combination of all or part of the embodiments so as to implement many variations.
  • Those embodiments disclosed herein illustrate a dermal patch capable being adhered on a skin using a micro-setae structure.
  • the dermal patch includes a structure of providing light and micro-current while being adhered on the skin, and thus can be applied to various associated industrial fields.

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  • Animal Behavior & Ethology (AREA)
  • Radiology & Medical Imaging (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
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  • Radiation-Therapy Devices (AREA)

Abstract

La présente invention concerne un timbre dermique comprenant une partie de base qui est conçue sous la forme d'un élément élastique déformable, une structure adhésive qui est disposée sur une première surface de la partie de base et qui présente une structure de micro-soie à coller sur une peau, une partie de stimulation qui est disposée sur la première surface de la partie de base et configurée pour appliquer une lumière et/ou un micro-courant sur la peau, et une partie d'extension qui est conçue pour appliquer une force physique sur la peau par déformation de la partie de base tandis que le timbre dermique est collé sur la peau.
PCT/KR2014/012992 2014-09-30 2014-12-29 Timbre dermique et procédé de rajeunissement de peau WO2016052818A1 (fr)

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CN108992792A (zh) * 2018-09-17 2018-12-14 深圳市名家汇科技股份有限公司 一种红光led面具
CN113301848A (zh) * 2019-01-24 2021-08-24 大塚制药株式会社 弹性可穿戴传感器
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FR3130553A1 (fr) * 2021-12-21 2023-06-23 L'oreal Dispositif d’étirage d’un patch, notamment d’un patch cosmétique
WO2023118362A1 (fr) * 2021-12-21 2023-06-29 L'oreal Dispositif d'étirage d'un patch, notamment d'un patch cosmétique
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US11865287B2 (en) 2005-12-30 2024-01-09 Hydrafacial Llc Devices and methods for treating skin
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US12053607B2 (en) 2005-12-30 2024-08-06 Hydrafacial Llc Devices and methods for treating skin
US11865287B2 (en) 2005-12-30 2024-01-09 Hydrafacial Llc Devices and methods for treating skin
US11717326B2 (en) 2006-03-29 2023-08-08 Hydrafacial Llc Devices, systems and methods for treating the skin
US11883621B2 (en) 2008-01-04 2024-01-30 Hydrafacial Llc Devices and methods for skin treatment
US12005217B2 (en) 2008-01-29 2024-06-11 Hydrafacial Llc Devices, systems and methods for skin treatment
US11903615B2 (en) 2013-03-15 2024-02-20 Hydrafacial Llc Devices, systems and methods for treating the skin
US11925780B2 (en) 2014-12-23 2024-03-12 Hydrafacial Llc Devices and methods for treating the skin
US11744999B2 (en) 2014-12-23 2023-09-05 Hydra Facial LLC Devices and methods for treating the skin
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US11612727B2 (en) 2018-05-18 2023-03-28 Koninklijke Philips N.V. Vacuum patch
US11413440B2 (en) 2018-06-29 2022-08-16 Johnson & Johnson Consumer Inc. Three-dimensional microfluidics devices for the delivery of actives
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CN108992792A (zh) * 2018-09-17 2018-12-14 深圳市名家汇科技股份有限公司 一种红光led面具
CN113301848A (zh) * 2019-01-24 2021-08-24 大塚制药株式会社 弹性可穿戴传感器
CN113301848B (zh) * 2019-01-24 2024-04-09 大塚制药株式会社 弹性可穿戴传感器
USD1016615S1 (en) 2021-09-10 2024-03-05 Hydrafacial Llc Container for a skin treatment device
USD1042807S1 (en) 2021-10-11 2024-09-17 Hydrafacial Llc Skin treatment tip
WO2023118362A1 (fr) * 2021-12-21 2023-06-29 L'oreal Dispositif d'étirage d'un patch, notamment d'un patch cosmétique
FR3130553A1 (fr) * 2021-12-21 2023-06-23 L'oreal Dispositif d’étirage d’un patch, notamment d’un patch cosmétique

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