WO2020105954A1 - Appareil portable pour diagnostiquer une maladie de la peau à l'aide d'informations d'image de la peau sur la base d'une longueur d'onde variable - Google Patents

Appareil portable pour diagnostiquer une maladie de la peau à l'aide d'informations d'image de la peau sur la base d'une longueur d'onde variable

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Publication number
WO2020105954A1
WO2020105954A1 PCT/KR2019/015525 KR2019015525W WO2020105954A1 WO 2020105954 A1 WO2020105954 A1 WO 2020105954A1 KR 2019015525 W KR2019015525 W KR 2019015525W WO 2020105954 A1 WO2020105954 A1 WO 2020105954A1
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WO
WIPO (PCT)
Prior art keywords
skin
wavelength
skin disease
lighting
variable
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Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/KR2019/015525
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English (en)
Korean (ko)
Inventor
장현재
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F&d Partners Inc
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F&d Partners Inc
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Filing date
Publication date
Application filed by F&d Partners Inc filed Critical F&d Partners Inc
Publication of WO2020105954A1 publication Critical patent/WO2020105954A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/44—Detecting, measuring or recording for evaluating the integumentary system, e.g. skin, hair or nails
    • A61B5/441—Skin evaluation, e.g. for skin disorder diagnosis

Definitions

  • the present invention relates to a portable skin disease diagnosis apparatus using variable-wavelength skin image information, and more specifically, as a handy type, when diagnosing skin of a diagnosed patient, a skin disease of a diagnosed patient using light scattered through a contact light source of a variable wavelength.
  • the base shape of can be checked, and the external shape of the variable wavelength can be used to check the appearance of skin disease using light reflected from the surface of the skin, and the tilted surface of the skin disease area of the diagnoser is provided by providing the sloped illumination of the variable wavelength ( Side)
  • Side By checking the shape, it is possible to diagnose at least one or more diseases of skin pigment disease, infectious disease, and skin cancer, and by obtaining 3D shape information using photometric, it is variable to provide a three-dimensional impression of shape
  • the present invention relates to a portable skin disease diagnosis device using wavelength image information.
  • the 3D shape extraction technology is a digital technique for extracting a 3D shape of an object existing in the real world.
  • a method of manually displaying a 3D shape of an object based on conventional computer graphics an experienced designer
  • the three-dimensional model is produced by hand, which takes a lot of time and has many disadvantages in terms of quality depending on the designer's proficiency.
  • it has the disadvantage of having to go through a process of measuring every day.
  • the three-dimensional shape extraction technology of objects can be divided into contact type and non-contact type.
  • contact type three-dimensional shape extraction high-precision three-dimensional measurement is performed by measuring three-dimensional coordinates with the measurement sensor touching the measurement part of the object to be restored. Measurement data can be obtained, but measurement is impossible in the case of an object whose shape changes when a pressure is applied or a high-temperature object.
  • a non-contact 3D shape extraction technique has been proposed.
  • Non-contact 3D shape extraction technology is a method of extracting a 3D shape using light reflected or transmitted from an object.
  • 3D shape of the product itself or the surface can be extracted in real time without contact. The development of technology for a system capable of being continuously required.
  • the photometric stereo technique is a technique of sequentially applying multiple lights to a target object and extracting the three-dimensional shape of the object using at least three images obtained through the camera. The more the number of lights, the more reliable it is. It is possible to extract the three-dimensional shape of the object.
  • cameras, sensors, and the like which provide comprehensive information on conventional skin, simply photograph the operator by manually contacting the skin and acquire the information.
  • a skin diagnosis device using a diagnostic lamp for diagnosing a skin condition is often used by irradiating light with a specific wavelength to the skin and analyzing a specific fluorescence color represented by the skin irradiated with the light.
  • the ultraviolet lamp is mainly used as the diagnostic lamp.
  • a device for diagnosing the skin condition of the face which is commonly found in cosmetics shops, etc., is equipped with a diagnostic lamp in a box in which the front is open, and a cylindrical black cloth that does not transmit light well along the outer circumferential surface of the open front of the box.
  • Such a conventional skin diagnosis device is not guaranteed to be darkened, so there is a fear that measurement and diagnosis cannot be efficiently performed. Also, since the subject has to wrap the cloth around the head as described above, the shape of the head may be damaged, so the diagnosis itself is reluctant. Or you can think of such a process.
  • biopsy is a pain and a wound to remove skin tissue, and a lot of cost and time need.
  • the present invention has been proposed in view of the problems of the prior art as described above, and the first object of the present invention is a handy type, and when diagnosing the skin of a diagnosed person, the skin of the diagnosed person using light scattered through a contact light source having a variable wavelength.
  • the underlying shape of the disease can be checked, and the appearance of the skin disease can be checked using the light reflected from the surface of the skin through an ambient light source of variable wavelength, and the tilted side of the skin disease area of the diagnoser is provided by providing sloped illumination of the variable wavelength.
  • Side By being able to confirm the shape, it is intended to diagnose at least one or more diseases of skin pigment disease, infectious disease, and skin cancer.
  • the second object of the present invention is to diagnose skin diseases, in particular skin cancer, by using a difference between an image that illuminates light in a wavelength band absorbed by a skin disease and an image that illuminates light in a wavelength band that is not absorbed by a skin disease.
  • the third object of the present invention is to obtain an image for diagnosis of a skin disease object optically.
  • the fourth object of the present invention is to provide three-dimensional shape of a shape by acquiring three-dimensional shape information by using a photometric of a variable wavelength method.
  • a portable skin disease diagnosis apparatus using variable wavelength skin image information according to an embodiment of the present invention
  • a main body case 100 having a predetermined length and width that can be held by a user;
  • a camera unit 200 formed on an upper side of the main body case to photograph a video image
  • It includes a plurality of wavelength-variable fluorescence module 310 that is formed at a predetermined interval around the outer periphery of the camera unit to irradiate light to the skin, the first illumination group 300 for providing illumination to the camera unit when emitting light;
  • a cap 400 coupled to the front of the main body case to maintain a certain distance from the object to be photographed;
  • the lighting control signal is provided to the first lighting group to turn on each optical element of the corresponding wavelength variable band according to two or more wavelength changes in each wavelength variable fluorescent module 310, and the camera unit It comprises a variable wavelength skin disease control unit 600 for providing an imaging signal;
  • the tunable fluorescent module 310 is characterized in that two or more optical elements (310a ⁇ 310n) that emit light of different wavelength bands are combined.
  • the skin disease object described above is a skin surface that is expected to be skin cancer
  • a more precise skin disease condition can be diagnosed with respect to a region where the camera is located, thereby preventing skin diagnosis errors that may be mistaken for points. There will be.
  • the probability of diagnosing skin disease by diagnosing skin diseases, particularly skin cancer by using the difference between an image that lights up the wavelength band absorbed by a variable wavelength-based skin disease and an image that lights up a wavelength band that is not absorbed by a skin disease It exerts a better effect of raising it even more.
  • the present invention is characterized by acquiring an image for diagnosing a skin disease object optically, so that it is possible to obtain fine shape information of a skin disease when diagnosing a skin disease through various variable wavelength bands.
  • a point light source image can be obtained by providing illumination for a photometric, it provides an effect of stereoscopically identifying a skin disease site.
  • 1 is an exemplary view showing the shape of a general point and skin cancer.
  • Figure 2 is an exemplary diagram for diagnosing skin cancer with a handy skin cancer diagnosis device in a hospital.
  • FIG. 3 is a perspective view of a portable skin disease diagnosis apparatus using variable wavelength skin image information according to an embodiment of the present invention.
  • Figure 4 is a perspective view from a different angle of the portable skin disease diagnosis apparatus using variable wavelength skin image information according to an embodiment of the present invention.
  • FIG. 5 is an exemplary view showing two or more optical elements constituting a wavelength tunable optical module in an illumination group of a portable skin disease diagnosis apparatus using variable wavelength skin image information according to an embodiment of the present invention.
  • Figure 6 is a perspective view showing the cap and the lighting group of the portable skin disease diagnosis apparatus using variable wavelength skin image information according to an embodiment of the present invention.
  • FIG. 7 is an exemplary view showing an example of diagnosing a skin disease through scattered light, inclined light, and reflected light of a portable skin disease diagnosis apparatus using variable wavelength skin image information according to an embodiment of the present invention.
  • variable wavelength fluorescence module of a portable skin disease diagnosis apparatus using variable wavelength skin image information according to an embodiment of the present invention.
  • FIG. 9 is formed in the first illumination group 300, the second illumination group 500, and the third illumination group 700 of a portable skin disease diagnosis apparatus using variable wavelength skin image information according to an embodiment of the present invention.
  • FIG. 10 is formed in the first lighting group 300, the second lighting group 500, the third lighting group 700 of the portable skin disease diagnosis apparatus using variable wavelength skin image information according to an embodiment of the present invention
  • FIG. 11 is a block diagram of a variable wavelength skin disease control unit 600 of a portable skin disease diagnosis apparatus using variable wavelength skin image information according to an embodiment of the present invention.
  • FIG. 12 is an absorption rate on a video image taken by a first illumination group light source, a second illumination group light source, and a third illumination group light source of a portable skin disease diagnosis apparatus using variable wavelength skin image information according to an embodiment of the present invention. Graph comparing.
  • FIG. 13 is an exemplary view in which the first illumination group and the second illumination group of the portable skin disease diagnosis apparatus using variable wavelength skin image information according to another embodiment of the present invention are arranged on the same plane.
  • variable wavelength skin disease control unit 600 variable wavelength skin disease control unit
  • a portable skin disease diagnosis apparatus using variable wavelength skin image information according to an embodiment of the present invention
  • a main body case 100 having a predetermined length and width that can be held by a user;
  • a camera unit 200 formed on an upper side of the main body case to photograph a video image
  • It includes a plurality of wavelength-variable fluorescence module 310 that is formed at a predetermined interval around the outer periphery of the camera unit to irradiate light to the skin, the first illumination group 300 for providing illumination to the camera unit when emitting light;
  • a cap 400 coupled to the front of the main body case to maintain a certain distance from the object to be photographed;
  • the lighting control signal is provided to the first lighting group to turn on each optical element of the corresponding wavelength variable band according to two or more wavelength changes in each wavelength variable fluorescent module 310, and the camera unit It comprises a variable wavelength skin disease control unit 600 for providing an imaging signal;
  • the tunable fluorescent module 310 is characterized in that two or more optical elements (310a ⁇ 310n) that emit light of different wavelength bands are combined.
  • a plurality of wavelength-variable fluorescence modules 510 that irradiate light to the skin is formed at regular intervals around the outer periphery of the cap or the first lighting group, and when the light is emitted, the second lighting for providing illumination to the camera unit Group 500; is further configured to include,
  • the tunable fluorescence module 510 is characterized in that two or more optical elements 510a to 510n that emit light of different wavelength bands are combined.
  • the second lighting group 500 formed on the cap 400 is formed to be inclined at regular intervals, and includes a plurality of tunable fluorescence modules 510 that irradiate light to the skin. It is configured to further include a third illumination group 700 to provide an inclined light to provide an inclined face (side) shape of the skin disease area of the diagnosed person,
  • the tunable fluorescent module 510 is characterized in that two or more optical elements 710a to 710n that emit light of different wavelength bands are combined.
  • the first lighting group 300, the second lighting group 500 and the third lighting group 700 are identical to the first lighting group 300, the second lighting group 500 and the third lighting group 700.
  • variable wavelength skin disease control unit 600 Under the control of the variable wavelength skin disease control unit 600, a variable wavelength among two or more optical elements 310a to 310n, 510a to 510n, and 710a to 710n coupled to a plurality of wavelength variable fluorescence modules 310, 510, and 710 According to the present invention, it is characterized in that each optical element of a specific wavelength band is simultaneously lit or each optical element of a specific wavelength band is sequentially lit.
  • variable wavelength skin disease control unit 600 controls the variable wavelength skin disease control unit 600.
  • variable lighting scenario information storage unit 630 that includes the set (programmed) variable lighting lighting scenario information
  • variable lighting lighting scenario information includes simultaneous lighting information of a specific wavelength band light source for each group and sequential lighting information of a specific wavelength band light source for each group.
  • variable lighting scenario information is obtained from the variable lighting scenario information storage unit by the variable wavelength skin disease control unit 600 to perform variable wavelength lighting control for each group.
  • the portable skin disease diagnosis device In addition, the portable skin disease diagnosis device, and
  • It is characterized by being capable of diagnosing at least one or more of skin pigment disease, infectious disease and skin cancer.
  • variable wavelength skin disease control unit 600 controls the variable wavelength skin disease control unit 600.
  • the light source of a wavelength band that is not absorbed by the skin disease in the selected illumination group is turned on, and then a photographing signal is provided to the camera unit to obtain a video image
  • It is characterized by determining the difference in absorption rate of the two acquired image images, and diagnosing as a skin disease when the determined difference in absorption rate exceeds a set threshold difference value.
  • variable wavelength skin disease control unit 600 the variable wavelength skin disease control unit 600
  • a light source in a wavelength band that is not absorbed by a skin disease in any one of the lighting groups except the selected lighting group is turned on, and then a photographing signal is provided to the camera unit to obtain a video image
  • It is characterized by determining the difference in absorption rate of the two acquired image images, and diagnosing as a skin disease when the determined difference in absorption rate exceeds a set threshold difference value.
  • the second lighting group 500 is the first lighting group 500.
  • the scattered light is provided to the camera unit 200,
  • the camera unit 200 The camera unit 200,
  • the light scattered through the contact light source of the second lighting group 500 can be used to check the underlying shape of the skin disease
  • the appearance of the skin disease can be confirmed by using light reflected from the surface of the skin through the ambient light source of the first lighting group 300.
  • optical elements 310a to 310n, 510a to 510n, and 710a that emit light of different wavelength bands formed in the first lighting group 300, the second lighting group 500, and the third lighting group 700 ⁇ 710n
  • At least two or more light source elements of a white light source element, an infrared light source element, a UV light source element, a yellow light source element, a red light source element, a green light source element, and a blue light source element are formed at regular intervals.
  • the second lighting group 500 is arranged to have a larger circle diameter than the circle diameter of the first lighting group 300,
  • the second lighting group 500 includes a plurality of wavelength-tunable fluorescence modules 510 that are formed at regular intervals and irradiate light to the skin.
  • the tunable fluorescence module 510 is characterized in that two or more optical elements 510a to 510n that emit light of different wavelength bands are combined.
  • FIG. 3 is a perspective view of a portable skin disease diagnosis apparatus using variable wavelength skin image information according to an embodiment of the present invention.
  • FIG. 4 is a perspective view of a portable skin disease diagnosis apparatus using variable wavelength skin image information according to an embodiment of the present invention, as viewed from different angles.
  • the main body case 100 has a certain length and width that can be held by the user.
  • the photographing button unit 110 is configured on one side.
  • the photographing button is configured at any one of the lower side, the side and the upper side of the main body case.
  • the lighting can be automatically turned on when the power is supplied, and the camera unit can be started without the configuration of the shooting button unit.
  • a photographing button unit a plurality of keys for manipulation are provided, and a selection signal according to a user's key selection is generated and transmitted to the control unit 600 for variable wavelength skin disease.
  • a pointing device such as a touch pad or an input device such as a touch screen can be used.
  • the camera is configured to be installed inside the lights of the first lighting group 300 to take an image of the surface of the skin disease to be diagnosed. In a preferred embodiment, it is characterized in that it is formed in the central region, preferably.
  • One general camera can be installed and configured, but two or more can be installed and configured as needed, and in another embodiment, a TOF camera is installed and configured.
  • a TOF camera is installed and configured as a camera, it is possible to acquire 3D information, specifically, 3D distance information.
  • the TOF (TIME OF FLIGHT) has color information of RGB and a distance value that is a T value, and thus can replace a conventional stereo camera, thereby providing a cost reduction effect.
  • a lens part may be further included on one side of the camera part.
  • a plurality of predetermined intervals are arranged around the outer periphery of the camera unit to install and configure the first lighting group 300 to provide illumination to the camera unit.
  • the first illumination group 300 irradiates light to the skin disease site
  • the variable wavelength skin disease control unit 600 irradiates light to the suspected skin disease site through the first illumination group 300 and the light.
  • the irradiated skin disease state is captured by the camera unit to obtain a skin image
  • the variable wavelength skin disease control unit 600 diagnoses the skin disease condition from the acquired skin disease image.
  • the first lighting group 300 is formed at regular intervals around the periphery of the camera unit and includes a plurality of tunable fluorescent modules 310 that irradiate light to the skin.
  • the tunable fluorescence module 310 is characterized in that two or more optical elements (310a ⁇ 310n) that emit light of different wavelength bands are combined.
  • the device 300c has a structure in which a green LED device 300d irradiating light in a wavelength range of 700 to 800 nm is coupled.
  • the near-infrared LED device 300e, the white LED device 300f, and the like may be additionally configured.
  • optical elements 310a to 310n, 510a to 510n that emit light of different wavelength bands formed in the first lighting group 300 and the second lighting group 500 and the third lighting group 700, which will be described later. , 710a ⁇ 710n),
  • At least two or more light source elements of a white light source element, an infrared light source element, a UV light source element, a yellow light source element, a red light source element, a green light source element, and a blue light source element are formed at regular intervals.
  • the cap 400 is coupled to the front of the main body case to maintain a certain distance from the skin disease site, which is an object to be photographed, but is brought into contact with the skin of the diagnostician.
  • the cap by coupling the cap to the front of the main body case, the light illuminated by the first lighting group is provided to the skin disease object.
  • the second lighting group 500 is formed on the cap, for example, on the lower side of the cap, and is arranged at a plurality of intervals to provide illumination to the camera unit.
  • the second lighting group 500 includes a plurality of wavelength-tunable fluorescence modules 510 that irradiate light to the skin, and when it emits light, it provides illumination to the camera unit, similar to the first lighting group.
  • the variable wavelength fluorescence module 510 is characterized in that two or more optical elements 510a to 510n that emit light of different wavelength bands are combined.
  • variable wavelength skin disease control unit 600 provides a lighting control signal to the first lighting group according to the set variable lighting lighting scenario information, the wavelength of each wavelength variable fluorescence module 310 according to at least two wavelengths of the corresponding wavelength Each optical element of the variable band is turned on, and a photographing signal is provided to the camera unit.
  • the set variable lighting lighting scenario information may mean programmed information, or information manipulated by a user.
  • FIG. 6 is a perspective view showing a cap and lighting groups of a portable skin disease diagnosis apparatus using variable wavelength skin image information according to an embodiment of the present invention.
  • the second lighting group is formed on the cap, for example, on the lower side of the cap, that is, above the skin contact surface of the cap.
  • the material of the cap may be formed of a transparent material, or may be formed of an opaque material as necessary.
  • the third lighting group to be described below may be formed above the second lighting group.
  • FIG. 7 is an exemplary view illustrating an example of diagnosing a skin disease through scattered light, inclined light, and reflected light of a portable skin disease diagnosis apparatus using variable wavelength skin image information according to an embodiment of the present invention.
  • FIG. 7 located on the upper side of the second lighting group 500 formed on the cap 400, is formed by being arranged in a plurality of predetermined intervals at an inclined, camera unit It characterized in that it is configured to further include a third illumination group 700 for providing a tilted surface (side) shape of the skin disease area of the diagnosis by providing the oblique illumination to.
  • a third illumination group 700 for providing a tilted surface (side) shape of the skin disease area of the diagnosis by providing the oblique illumination to.
  • the third lighting group 700 is positioned on the upper side of the second lighting group, and is formed by being arranged in a plurality of inclined intervals, thereby providing an inclined light to the camera unit so that the inclined surface (side) of the skin disease region of the diagnosed person It will provide shape.
  • the portable skin disease diagnosis apparatus using the variable wavelength skin image information of the present invention uses the variable wavelength skin image information of the present invention
  • It is characterized by being capable of diagnosing at least one or more of skin pigment disease, infectious disease and skin cancer.
  • Skin pigment disease means, for example, spots, freckles, etc.
  • infectious disease means acne bacteria, fungi, and the like.
  • the first lighting group 300 provides light reflected on the surface of the skin to the camera unit 200, and the second lighting group 500 penetrates the skin according to the skin contact of the diagnostician and then scatters. Characterized in that the provided light to the camera unit 200.
  • the camera unit 200 may check the underlying shape of the skin disease using light scattered through the contact light source of the second lighting group 500, and the skin surface through the peripheral light source of the first lighting group 300. It is characterized by being able to confirm the appearance of skin diseases using reflected light.
  • the second illumination group 500 provides a contact light source on the skin surface, it is possible to check the underlying shape of the skin disease using scattered light.
  • the size of the skin base of skin cancer is 'A'.
  • the first lighting group 300 can check the appearance of the skin disease using light reflected from the skin surface through an ambient light source.
  • a plurality of third lighting groups 700 are formed to be inclined on the upper side of the second lighting group at regular intervals, thereby providing inclined illumination to the camera unit, thereby providing an inclined surface (side) shape of the skin disease area of the diagnosed person. Is done.
  • a dark field image can be obtained, thereby providing an effect of making the skin cancer region stand out, thereby providing an effect to stereoscopically check the skin cancer region.
  • a skin disease object is a skin surface that is expected to be skin cancer
  • two or more optical elements 310a to 310n that emit light of different wavelength bands configured in the first lighting group 300 and the second lighting group 500 and the third lighting group 700. , 510a ⁇ 510n, 710a ⁇ 710n),
  • At least two or more light source elements of a white light source element, an infrared light source element, a UV light source element, a yellow light source element, a red light source element, a green light source element, and a blue light source element are formed at regular intervals.
  • a white light source is arranged, an infrared light source is arranged at regular intervals on one side of the white light source, and a UV light source is arranged on one side of the infrared light source.
  • a lighting group when configured with illuminations of different wavelength bands at regular intervals, various images can be obtained.
  • FIG. 8 a general image of a skin disease site through a white light source and a skin disease through an infrared light source It is possible to acquire an IR image of a site through a UV light source.
  • each of a specific wavelength band according to the wavelength variation of the two or more optical elements (310a ⁇ 310n) coupled to a plurality of variable wavelength fluorescence module 310 It is characterized in that the optical elements are turned on simultaneously or each optical element of a specific wavelength band is sequentially turned on.
  • four optical elements in a wavelength range providing blue light among optical elements existing in the first first lighting group 300 (lighting each optical element in a specific wavelength band at the same time according to the above-described variable wavelength) 300a) simultaneously, and after 1 second, after simultaneously lighting four optical elements 500a of the wavelength band providing blue light among the optical elements existing in the second lighting group 500, after 2 seconds, after 3 seconds, the third lighting Of the optical elements present in the group 700, four optical elements 700a of a wavelength band providing blue light are simultaneously lit.
  • variable wavelength skin disease control unit 600 Thereafter, under the control of the variable wavelength skin disease control unit 600, four optical elements 300c of a wavelength band providing red light among the optical elements existing in the first lighting group 300 are simultaneously lit (from the initial point of view). After 3 seconds), after 1 second (after 4 seconds from the initial point of view), after simultaneously lighting four optical elements 500c of a wavelength band providing red light among the optical elements existing in the second lighting group 500, 2 At the beginning (after 5 seconds from the initial point of time), four optical elements 700c of a wavelength band providing blue light among the optical elements existing in the third lighting group 700 are simultaneously lit.
  • the white optical element, the green optical element, the infrared optical element, and the UV optical element are simultaneously lit.
  • the first optical element of the four optical elements 300a of the wavelength band providing blue light among the optical elements existing in the first first lighting group 300 is turned on, and after 0.3 seconds, the second optical element is turned on.
  • the ruler is turned on, and after 0.6 seconds, the third optical element is turned on, and after 0.9 seconds, the fourth optical element is turned on.
  • the first optical element among the four four optical elements 500a in the wavelength band providing blue light among the optical elements existing in the second lighting group 500 is turned on, and after 1.3 seconds, the second optical element is turned on. After 1.6 seconds, the third optical element is turned on, and after 1.9 seconds, the fourth optical element is turned on.
  • the first optical element among the four four optical elements 700a of the wavelength band providing blue light among the optical elements existing in the third lighting group 700 is turned on, and after 2.3 seconds, the second optical element is turned on.
  • the third optical element is turned on, and after 2.9 seconds, the fourth optical element is turned on.
  • the control unit for variable-wavelength skin disease 600 by the control of the control unit for variable-wavelength skin disease 600, light of the first optical group of the four optical elements 300a of the wavelength band providing red light among the optical elements existing in the first lighting group 300 is turned on. , After 3.3 seconds, the second optical element is turned on, after 3.6 seconds, the third optical element is turned on, and after 3.9 seconds, the fourth optical element is turned on.
  • the first optical element among the four four optical elements 500a of the wavelength band providing red light among the optical elements existing in the second lighting group 500 is turned on, and the second second optical element is turned on after 4.3 seconds.
  • the third optical element is turned on, and after 4.9 seconds, the fourth optical element is turned on.
  • the first optical element among the four four optical elements 700a of the wavelength band providing red light among the optical elements existing in the third lighting group 700 is turned on, and the second optical element is turned on after 5.3 seconds.
  • the third optical element is turned on, and after 5.9 seconds, the fourth optical element is turned on.
  • the white optical element, the green optical element, the infrared optical element, and the UV optical element are also sequentially turned on according to the variable wavelength control.
  • FIG. 11 is a block diagram of a variable wavelength skin disease control unit 600 of a portable skin disease diagnosis apparatus using variable wavelength skin image information according to an embodiment of the present invention.
  • variable wavelength skin disease control unit 600 the variable wavelength skin disease control unit 600
  • variable wavelength skin disease control unit 600 the variable wavelength skin disease control unit 600
  • variable lighting scenario information storage module 630 that includes the set (programmed) variable lighting lighting scenario information
  • variable lighting lighting scenario information includes simultaneous lighting information of a specific wavelength band light source for each group and sequential lighting information of a specific wavelength band light source for each group.
  • variable lighting lighting scenario information is obtained from the variable lighting scenario information storage module from the variable wavelength skin disease control unit 600 to perform variable wavelength lighting control for each group.
  • variable lighting scenario information storage module 630 stores the captured skin disease image images for each wavelength band.
  • a plurality of wavelength variable fluorescent modules (310, 510) formed in the first lighting group 300, the second lighting group 500, and the third lighting group 700 through the simultaneous lighting control module 610 for each wavelength band, 710), two or more optical elements (310a to 310n, 510a to 510n, and 710a to 710n) that simultaneously emit light having the same wavelength are controlled to be lighted.
  • the present invention is characterized in that the optically obtains an image for diagnosing a skin disease object, thereby obtaining fine shape information of the skin disease when diagnosing the skin disease through various variable wavelength bands.
  • a point light source image can be obtained by providing illumination for a photometric, it provides an effect of stereoscopically identifying a skin disease site.
  • variable wavelength skin disease control unit 600 the variable wavelength skin disease control unit 600
  • a 3D shape generation module To obtain 3D information, a 3D shape generation module, a surface shape generation module, and a 3D shape surface registration module are further included.
  • the 3D shape generation module is to generate a 3D shape by obtaining a 3D value when the camera is a TOF camera, and the surface shape generation module is to generate a surface shape based on photometric image information. .
  • the surface shape information is matched with the 3D shape information generated from the 3D shape generation module and the surface shape generation module by the 3D shape surface matching module.
  • variable wavelength skin disease control unit 600 the variable wavelength skin disease control unit 600
  • variable lighting scenario information storage module 630 is a wireless communication module 640 for transmitting the skin disease image image stored for each wavelength band to the external terminal 2000 through wireless communication; characterized in that further comprises a.
  • variable lighting scenario information storage module 630 the shape information of the target surface of the skin disease stored in the variable lighting scenario information storage module 630 is transmitted to an external terminal through wireless communication.
  • the cloud server by providing the matched 3D stereoscopic image to the cloud server 3000 configured at a remote location, the cloud server generates surface diagnosis information for skin diseases.
  • users can obtain the corresponding surface diagnosis information by accessing the cloud server anytime, anywhere through an external terminal, for example, a smart device, having the surface diagnosis information of the skin disease.
  • the diagnostic app is mounted on the smart device.
  • variable wavelength skin disease control unit 600 the variable wavelength skin disease control unit 600
  • variable wavelength skin disease control unit 600 specifically, the skin disease diagnosis unit,
  • the light source of a wavelength band that is not absorbed by the skin disease in the selected illumination group is turned on, and then a photographing signal is provided to the camera unit to obtain a video image
  • It is characterized by determining the difference in absorption rate of the two acquired image images, and diagnosing as a skin disease when the determined difference in absorption rate exceeds a set threshold difference value.
  • a photographing signal is provided to the camera unit to obtain a video image.
  • the green light source which is a light source of a wavelength band that is not absorbed by the skin disease in the selected first lighting group, is turned on, and a photographing signal is provided to the camera unit to obtain a video image.
  • the difference in absorption rate between the two acquired image images is determined, and if the determined difference in absorption rate exceeds the set threshold difference value, it is diagnosed as a skin disease.
  • the absorption rate is calculated by analyzing the first image image obtained, and the light absorption rate is 55% and the first light group green light source is As a result of analyzing the second image image obtained when it is lit and calculating the absorption rate, when the absorption rate is 10%, the threshold difference value is set to 40%.
  • the absorption rate in general, when the light emission is 45% in the case of 100% light emission, the absorption rate is 55%, which means that the skin disease (eg, skin cancer) is absorbed.
  • variable wavelength skin disease control unit 600 specifically, the skin disease diagnosis unit,
  • a light source in a wavelength band that is not absorbed by a skin disease in any one of the lighting groups except the selected lighting group is turned on, and then a photographing signal is provided to the camera unit to obtain a video image
  • It is characterized by determining the difference in absorption rate of the two acquired image images, and diagnosing as a skin disease when the determined difference in absorption rate exceeds a set threshold difference value.
  • a red light source which is a light source of a wavelength band absorbed by a skin disease in the first lighting group, and then providing a photographing signal to a camera unit to obtain a video image do.
  • the green light source which is a light source of a wavelength band that is not absorbed by skin diseases in the second lighting group among the second lighting group and the third lighting group except for the selected first lighting group, is turned on, and then the camera unit is turned on.
  • a video image is obtained by providing a shooting signal.
  • the difference in absorption rate between the two acquired image images is determined, and if the determined difference in absorption rate exceeds the set threshold difference value, it is diagnosed as a skin disease.
  • the first light group red light source when the first light group red light source is turned on, the first light image obtained is analyzed and the absorption rate is calculated. As a result, the light absorption rate is 55% and the second light group green light source is As a result of analyzing the second image image obtained when it is lit and calculating the absorption rate, when the absorption rate is 10%, the threshold difference value is set to 40%.
  • the above-mentioned absorption rate threshold difference value is collected by configuring the machine learning skin disease learning unit for setting and learning the set number of skin disease (eg, skin cancer) images using a machine learning technique in the cloud server 3000 By learning the absorption rate in the skin disease image, the optimal absorption rate threshold difference value is set to increase the accuracy of skin disease diagnosis.
  • skin disease eg, skin cancer
  • the accuracy of skin disease diagnosis is further enhanced through the machine learning skin disease learning department.
  • FIG. 13 is an exemplary view in which the first light group and the second light group of the portable skin disease diagnosis apparatus using variable wavelength skin image information according to another embodiment of the present invention are arranged on the same plane.
  • the diameter of the layer on which the second lighting group 500 is disposed is larger than the diameter of the layer on which the first lighting group 300 is disposed.
  • the second illumination group is arranged on the same plane as the first illumination group formed around the camera unit.
  • the second lighting group 500 includes a plurality of tunable fluorescence modules 510 that are formed at regular intervals to irradiate light to the skin, and provide light to the camera unit when emitting light, but the tunable fluorescence module 510 is characterized in that two or more optical elements (510a ⁇ 510n) that emit light of different wavelength bands are combined.
  • the illumination group is placed on the same plane in two rows (for example, the first illumination group and the second illumination group), and the optical element is turned on by contacting the skin with the cap 400 to provide illumination to the camera unit. Will be.
  • the structure of the cap may have a funnel shape that increases in diameter toward the lower side.
  • the present invention when diagnosing the skin of a diagnosed person, it is possible to confirm the underlying shape of the skin disease of the diagnosed person using light scattered through a contact light source of a variable wavelength, and reflect from the surface of the skin through a peripheral light source of the variable wavelength. At least one of skin pigmentation disease, infectious disease, and skin cancer can be confirmed by using the light to be used to check the appearance of skin disease, and providing a tilted illumination of variable wavelength to check the shape of the inclined side (side) of the skin disease area of the diagnosed person.
  • the portable skin disease diagnosis apparatus using variable-wavelength skin image information is a handy type, and when diagnosing the skin of a diagnosed person, check the basis shape of the skin disease of the diagnosed person using light scattered through a contact light source of the variable wavelength. It is possible to check the appearance of skin diseases using the light reflected from the skin surface through the ambient light source of the variable wavelength, and to provide the sloped illumination of the variable wavelength to check the shape of the inclined side (side) of the skin disease area of the diagnosed person.
  • skin pigment disease, infectious disease, the effect of diagnosing at least one or more diseases of skin cancer, and at an affordable price anyone can easily photograph the surface of a skin disease object and check the surface condition in a three-dimensional shape. In the case of skin cancer, since it has the effect of increasing the probability of skin cancer diagnosis, it is also an industrially available invention.

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Abstract

La présente invention concerne un appareil portable pour diagnostiquer une maladie de la peau à l'aide d'informations d'image de la peau sur la base d'une longueur d'onde variable et, plus spécifiquement, un appareil portable pour diagnostiquer une maladie de la peau à l'aide d'informations d'image de la peau sur la base d'une longueur d'onde variable, qui est un type pratique, et qui, lors du diagnostic de la peau d'une personne à diagnostiquer, peut déterminer une forme de base d'une maladie de la peau de la personne à diagnostiquer, à l'aide de la lumière diffusée par l'intermédiaire d'une source de lumière de contact d'une longueur d'onde variable, peut déterminer l'apparition d'une maladie de la peau à l'aide de la lumière réfléchie par la surface de la peau par l'intermédiaire d'une source de lumière environnante d'une longueur d'onde variable, et peut déterminer une forme de surface inclinée (surface latérale) d'un site de maladie de la peau de la personne à diagnostiquer, en fournissant un éclairage oblique d'une longueur d'onde variable, ce qui permet de diagnostiquer au moins un parmi une maladie de pigment de la peau, une maladie infectieuse, et le cancer de la peau, et acquiert des informations de forme tridimensionnelle à l'aide de la photométrie afin de fournir des formes ayant un effet tridimensionnel.
PCT/KR2019/015525 2018-11-19 2019-11-14 Appareil portable pour diagnostiquer une maladie de la peau à l'aide d'informations d'image de la peau sur la base d'une longueur d'onde variable Ceased WO2020105954A1 (fr)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022241330A3 (fr) * 2021-05-13 2023-01-19 Banter C Bruce Système d'analyse de papule et d'éruption

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102566912B1 (ko) 2021-05-24 2023-08-14 파이 주식회사 디지탈 확대 스코프용 접촉형 이중 구조 캡
IT202300009249A1 (it) * 2023-05-09 2024-11-09 Alma Magistra S R L S Dispositivo per l’esame della rugosità della cute di una persona mediante la fotometria stereo

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010049907A2 (fr) * 2008-10-31 2010-05-06 L'oreal Dispositif de diagnostic cutané portable
KR20110054413A (ko) * 2009-11-17 2011-05-25 재단법인 철원플라즈마 산업기술연구원 피부 진단 및 치료 장치와 이를 이용한 피부 진단 및 치료 방법
KR20160147585A (ko) * 2015-06-15 2016-12-23 서울바이오시스 주식회사 피부 상태 진단 방법 및 이를 이용하는 피부 상태 진단 장치
KR101766417B1 (ko) * 2016-03-14 2017-08-08 주식회사 한국지식재산경영평가원 모바일을 이용한 광조사형 피부 케어 장치
JP2018510665A (ja) * 2014-12-30 2018-04-19 ネクサス エキスペリティズィ イ バダニア ドクター ジャセク ステピエンＮｅｘｕｓ Ｅｋｓｐｅｒｔｙｚｙ Ｉ Ｂａｄａｎｉａ Ｄｒ Ｊａｃｅｋ Ｓｔｅｐｉｅｎ 接触式熱光学構造体、及び皮膚アレルギー反応におけるヒスタミン誘発過熱皮下反応の大きさを非侵襲的イメージングするためのその利用、記録装置、及びアレルギー反応診断方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100609823B1 (ko) 2003-11-07 2006-08-08 아람휴비스(주) 피부 진단 시스템
KR20080109501A (ko) * 2007-06-13 2008-12-17 (주)웨버인스트루먼트 아토피진단의료용 카메라
KR20130040349A (ko) * 2011-10-14 2013-04-24 주식회사메드스타 스코프 탈착식 의료용 유무선 영상 진단장치
KR20140028415A (ko) * 2012-08-29 2014-03-10 한국전자통신연구원 피부분석을 위한 3차원 얼굴 모델 생성 장치 및 그 방법
KR101583659B1 (ko) * 2014-12-05 2016-01-11 주식회사 미르기술 3차원 형상 측정 장치
KR101738035B1 (ko) * 2016-10-20 2017-05-19 장현재 피부의 3차원 입체 영상을 획득하는 3차원 촬영장치

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010049907A2 (fr) * 2008-10-31 2010-05-06 L'oreal Dispositif de diagnostic cutané portable
KR20110054413A (ko) * 2009-11-17 2011-05-25 재단법인 철원플라즈마 산업기술연구원 피부 진단 및 치료 장치와 이를 이용한 피부 진단 및 치료 방법
JP2018510665A (ja) * 2014-12-30 2018-04-19 ネクサス エキスペリティズィ イ バダニア ドクター ジャセク ステピエンＮｅｘｕｓ Ｅｋｓｐｅｒｔｙｚｙ Ｉ Ｂａｄａｎｉａ Ｄｒ Ｊａｃｅｋ Ｓｔｅｐｉｅｎ 接触式熱光学構造体、及び皮膚アレルギー反応におけるヒスタミン誘発過熱皮下反応の大きさを非侵襲的イメージングするためのその利用、記録装置、及びアレルギー反応診断方法
KR20160147585A (ko) * 2015-06-15 2016-12-23 서울바이오시스 주식회사 피부 상태 진단 방법 및 이를 이용하는 피부 상태 진단 장치
KR101766417B1 (ko) * 2016-03-14 2017-08-08 주식회사 한국지식재산경영평가원 모바일을 이용한 광조사형 피부 케어 장치

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022241330A3 (fr) * 2021-05-13 2023-01-19 Banter C Bruce Système d'analyse de papule et d'éruption

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