WO2021117276A1 - Dispositif portatif de stérilisation par ultraviolets - Google Patents

Dispositif portatif de stérilisation par ultraviolets Download PDF

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Publication number
WO2021117276A1
WO2021117276A1 PCT/JP2020/025582 JP2020025582W WO2021117276A1 WO 2021117276 A1 WO2021117276 A1 WO 2021117276A1 JP 2020025582 W JP2020025582 W JP 2020025582W WO 2021117276 A1 WO2021117276 A1 WO 2021117276A1
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Prior art keywords
ultraviolet
unit
portable
ultraviolet rays
hand
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PCT/JP2020/025582
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English (en)
Japanese (ja)
Inventor
伸 松永
山口　裕史
健洋 杉本
智宏 岡
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テルモ株式会社
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Application filed by テルモ株式会社 filed Critical テルモ株式会社
Priority to JP2021563741A priority Critical patent/JPWO2021117276A1/ja
Publication of WO2021117276A1 publication Critical patent/WO2021117276A1/fr

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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
    • A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
    • A61L2/08—Radiation
    • A61L2/10—Ultraviolet radiation

Definitions

  • the present invention relates to a portable ultraviolet sterilizer that can be used to maintain a sterilized state of fingers of medical professionals and the like.
  • Patent Document 1 discloses a photocatalytic sterilization light for the palm to be worn on the wrist in order to sterilize the palm.
  • the LED light case can be worn on the wrist via a wearing belt.
  • the LED light case has an LED that is a light emitting source that promotes a photocatalytic reaction, a power supply unit, and a switch, and the user wears gloves on his / her hand.
  • the LED light irradiates the palm portion of the glove coated with titanium oxide to sterilize the back of the hand (palm) by a photocatalytic reaction.
  • the present invention has been made to solve the above problems, and an object of the present invention is to provide a portable ultraviolet sterilizer capable of appropriately maintaining the sterilized state of the entire finger by simply attaching it to the forearm. ..
  • the subject is a portable ultraviolet sterilizer for sterilizing hands, which is a mounting portion to be mounted on the forearm, a power supply portion arranged on the mounting portion, and ultraviolet rays arranged on the mounting portion. It is characterized by including an ultraviolet light generating unit having a plurality of light sources that irradiate the ultraviolet rays, and a control unit that is arranged in the mounting unit and receives power supplied from the power supply unit to drive the light source of the ultraviolet light generating unit. Achieved by a portable UV sterilizer.
  • the control unit receives the power supply from the power supply unit to drive the light source of the ultraviolet ray generating unit, and the ultraviolet ray generating unit irradiates the front and back of the hand with the ultraviolet rays from the light source.
  • the portable ultraviolet sterilizer can irradiate the front and back of the hand, especially the tips of the fingers (between the nails and fingers), by simply attaching it to the forearm, and keeps the entire sterilized state of the fingers properly. be able to.
  • the present invention is preferably characterized in that the wavelength range of the ultraviolet rays is 200 to 230 nm. According to the above configuration, this ultraviolet wavelength range is effective in killing drug-resistant bacteria (MRSA and the like), and the sterilized state of fingers can be safely maintained.
  • MRSA drug-resistant bacteria
  • the mounting portion is a ring-shaped member through which the forearm is passed, and the light source is arranged in the mounting portion corresponding to the front surface and the back surface of the hand, respectively. It is a feature. According to the above configuration, ultraviolet rays can be radiated to the front and back of the hand to disinfect, and the sterilized state of the front and back of the hand can be maintained in an appropriate state.
  • the present invention is preferably characterized in that the mounting portion is made of a material that allows the ultraviolet rays to pass through. According to the above configuration, ultraviolet rays can be sterilized by irradiating the front and back of the hand through the mounting portion, and the entire sterilized state of the fingers can be appropriately maintained.
  • the present invention is preferably provided with a reflective portion that is arranged on the mounting portion and reflects the ultraviolet rays from the light source to irradiate the front surface of the hand and the back of the hand. According to the above configuration, the reflecting portion can reflect the ultraviolet rays from the light source and evenly irradiate the entire fingers to maintain an appropriate sterilized state.
  • the subject is a portable ultraviolet sterilizer for sterilizing hands, which is a mounting portion to be mounted on the forearm, a power supply portion arranged on the mounting portion, and ultraviolet rays arranged on the mounting portion.
  • An ultraviolet light generating unit composed of a light source that irradiates light, a light guide unit that guides the ultraviolet rays from the light source, and the light source of the ultraviolet light generating unit that is arranged in the mounting unit and receives power supplied from the power supply unit.
  • a portable ultraviolet sterilizer comprising a control unit for driving the light guide unit and a reflecting unit for reflecting the ultraviolet rays guided by the light guide unit and irradiating the front surface and the back surface of the hand. Achieved.
  • the control unit receives the power supply from the power supply unit to drive the light source of the ultraviolet ray generating unit, and the light guide unit guides the ultraviolet rays from the light source and reflects them by the reflecting unit. Irradiate the front and back of the hand. For this reason, the portable ultraviolet sterilizer can irradiate the front and back of the hand, especially the tips of the fingers (between the nails and fingers), by simply attaching it to the forearm, and keeps the entire fingers sterilized. be able to.
  • the subject is a portable ultraviolet sterilizer for sterilizing hands, which is a mounting portion to be mounted on the forearm, a power supply portion arranged on the mounting portion, and ultraviolet rays arranged on the mounting portion.
  • An ultraviolet light generating unit composed of a light source that irradiates light, a light guide unit that guides the ultraviolet rays from the light source along the mounting unit, and a light guide unit that is arranged in the mounting unit and receives power supply from the power supply unit. It is characterized by including a control unit for driving the light source of the ultraviolet ray generating unit, and a light diffusing unit for diffusing the ultraviolet rays guided by the light guide unit and irradiating the front surface and the back surface of the hand.
  • the control unit receives the power supply from the power supply unit to drive the light source of the ultraviolet ray generating unit, and the light guide unit guides the ultraviolet rays from the light source along the mounting portion to guide the light.
  • the generated ultraviolet rays are diffused by the light diffusing part to irradiate the front and back of the hand. Therefore, the portable ultraviolet sterilizer can irradiate the front and back of the hand with ultraviolet rays simply by wearing it on the forearm, and can keep the entire sterilized state of the fingers appropriately.
  • FIG. 1 shows the state which the 1st Embodiment of the portable ultraviolet sterilizer of this invention is attached to the forearm.
  • FIG. 1 shows a front view of the portable ultraviolet sterilizer shown in FIG.
  • FIG. 1 is a block diagram which shows the structural example of the portable ultraviolet sterilizer shown in FIG.
  • FIG. 1 shows the state which a finger is sterilized by the portable ultraviolet sterilizer shown in FIG.
  • FIG. 1 shows the state which sterilizes the whole finger by using the portable ultraviolet sterilizer.
  • It shows the state where the left hand LH and the right hand RH are close to each other.
  • FIG. 1 shows the state in which the portable ultraviolet sterilizer 1 is attached to each forearm of the left hand LH and the right hand RH.
  • FIG. 7 It is a front view which shows the portable ultraviolet sterilizer of the 2nd Embodiment of this invention. It is a figure which shows the state which a finger is sterilized by the portable ultraviolet sterilizer shown in FIG. 7. It is a figure which shows the portable ultraviolet sterilizer of the 3rd Embodiment of this invention. It is a figure which shows the state which a finger is sterilized by the portable ultraviolet sterilizer shown in FIG. It is a figure which shows the other embodiment of this invention. It is a figure which shows the other embodiment of this invention. It is a figure which shows the other embodiment of this invention. It is a figure which shows the other embodiment of this invention.
  • FIG. 1 shows a state in which the first embodiment of the portable ultraviolet sterilizer of the present invention is attached to the forearm.
  • FIG. 2 is a front view of the portable ultraviolet sterilizer 1 shown in FIG.
  • FIG. 3 is a block diagram showing a configuration example of the portable ultraviolet sterilizer 1 shown in FIG.
  • FIG. 4 is a diagram showing a state in which fingers are sterilized by the portable ultraviolet sterilizer 1 shown in FIG.
  • the portable ultraviolet sterilizer 1 shown in FIG. 1 is detachably attached to the forearm 500 of a user such as a medical worker.
  • the portable ultraviolet sterilizer 1 is preferably a ring-shaped wearable device of a wristband type.
  • the portable ultraviolet sterilizer 1 irradiates the entire or entire area of the user's fingers with short-wavelength ultraviolet rays (UV-C) that do not damage the human body by simply attaching the portable ultraviolet sterilizer 1 to the forearm 500 detachably.
  • UV-C short-wavelength ultraviolet rays
  • the portable ultraviolet sterilizer 1 has a function of automatically irradiating ultraviolet rays in a specific wavelength range with an appropriate short wavelength at an irradiation time, timing, and angle, and simply wearing the portable ultraviolet sterilizer 1 to maintain an appropriate sterilized state of the entire finger.
  • Short-wavelength ultraviolet light can exert a very strong bactericidal ability, and by maintaining the compliance rate of hand hygiene, for example, the incidence of nosocomial infection can be reduced.
  • nosocomial infections such as drug-resistant bacteria (MRSA) can be prevented, and medical expenses can be reduced.
  • MRSA drug-resistant bacteria
  • the portable ultraviolet sterilizer 1 has a mounting portion 2 for detachably mounting on the forearm 500 of a user such as a medical staff or a patient.
  • the mounting portion 2 is preferably ring-shaped, preferably made of an elastically deformable resin that allows ultraviolet rays to pass through, and is made of engineering plastic, silicon, or the like having translucency and antibacterial properties.
  • the mounting portion 2 can be held so as not to rotate while being mounted on the forearm 500.
  • the mounting portion 2 can be mounted on the forearm 500 by passing it from the finger 501 side into the opening 3 of the mounting portion 2.
  • the mounting portion 2 should be as small, thin and light as possible. As a result, the user can easily perform normal medical treatment and nursing work by attaching the portable ultraviolet sterilizer 1 to the forearm 500 of the arm.
  • the mounting unit 2 includes a power supply unit 4, two ultraviolet light generating units 5, a control unit 6, a sensor 9, and a switch 10. If necessary, two reflecting portions 7 and 8 may be provided. By providing the two reflecting portions 7 and 8 in this way, it is possible to evenly irradiate the front and back of the hand with ultraviolet rays.
  • the opening 3 of the mounting portion 2 preferably has a close contact portion 2B that can be brought into close contact with the outer peripheral surface of the forearm 500 shown in FIG. As a result, even if the mounting portion 2 has a ring shape, the mounting portion 2 can be held in close contact with the outer peripheral surface of the forearm 500 by the close contact portion 2B so as not to rotate.
  • the ultraviolet rays generated by the two ultraviolet generating parts 5 and 5 can be applied to the front and back of the hand, especially the tips of the fingers (between the nails and fingers) so as not to come off from the front and back of the hand. , Can sterilize the whole hand.
  • the power supply unit 4, the ultraviolet ray generating unit 5, the control unit 6, the reflecting units 7, 8 and the sensor 9 are arranged so as to be built in, for example, in the mounting unit 2 and the close contact portion 2B.
  • the switch 10 is arranged on the outer peripheral side of the mounting portion 2.
  • the attachment portion 2 is divided into approximately two parts so that one of them is pivotal, and the appropriate position of the attachment portion 2 on the side where the opening 3 opens widely.
  • the locking portion may be provided by, for example, a hook-and-loop fastener. By doing so, it becomes easy to attach the attachment portion 2 to the forearm 500 and to remove the attachment portion 2 from the forearm 500.
  • the power supply unit 4, the control unit 6, and the sensor 9 are arranged on the close contact portion 2B side.
  • Two ultraviolet light generating parts 5 and 5 are arranged in the mounting part 2.
  • the control unit 6 is electrically connected to the switch 10, the power supply unit 4, the sensor 9, and the ultraviolet light generating units 5 and 5.
  • the power supply unit 4 can employ a small primary battery, for example, an AA, AAA, button type alkaline dry battery, or a small AA or AAA rechargeable battery (secondary battery), and the power supply unit 4 can be used. 4 supplies an operating power supply to the control unit 6.
  • the control unit 6 drives the ultraviolet light generating units 5 and 5 to irradiate the ultraviolet light generating units 5 and 5 with ultraviolet rays in a specific wavelength range to be described later.
  • the sensor 9 detects whether or not ultraviolet rays in a specific wavelength range are emitted from the ultraviolet ray generating units 5 and 5, and notifies the control unit 6.
  • the two ultraviolet generation units 5 and 5 have the same configuration and include a plurality of light sources 11 for irradiating ultraviolet rays.
  • a UVC-LED is preferably used as a small and lightweight light source.
  • Each light source 11 is arranged along the inner peripheral surface 2C of the mounting portion 2 at a predetermined distance from the inner peripheral surface 2C and at intervals toward the outward direction in the radial direction of the mounting portion 2.
  • the number of light sources 11 set should be small in order to reduce the cost of the device, realize long-term driving by the power supply unit 4, and reduce the weight.
  • the wavelength of the ultraviolet rays generated by each light source 11 200 to 230 nm, which is a specific wavelength range of 100 to 280 nm, which is a short wavelength ultraviolet ray (UV—C), is adopted.
  • the reason for adopting such a specific wavelength range of 200 to 230 nm is as follows.
  • UV-A long wavelength
  • UV-C short wavelength
  • UV-C 100 to 280 nm
  • This particular wavelength range 200-230 nm
  • MRSA about 1 ⁇ m
  • human cell nucleus about 10-20 ⁇ m
  • a light diffusing portion may be provided so as to cover the surface of the light source 11.
  • the light diffusing part is formed of a polycarbonate resin sheet having fine irregularities formed by embossing or the like, or is coated with crosslinked polymethylmethacrylate formed into a biconvex lens shape (average particle size of about 10 ⁇ m). Obtained by forming.
  • UV rays in a specific wavelength range 200 to 230 nm are effective in killing MRSA. Therefore, in each embodiment of the present invention, ultraviolet rays in a specific wavelength range (200 to 230 nm) are used.
  • ⁇ Reflective parts 7, 8> When the reflecting portions 7 and 8 are provided, they are arranged on opposite sides of the mounting portion 2 as shown in FIGS. 4 and 2.
  • One reflecting unit 7 is arranged so as to face one ultraviolet light generating unit 5, and the other reflecting unit 8 is arranged so as to face the other ultraviolet light generating unit 5.
  • One reflecting portion 7 is formed in a concave shape in an arc shape in the circumferential direction and having a predetermined length and width near the outer peripheral surface of the mounting portion 2 corresponding to the arrangement of the plurality of light sources 11 of the one ultraviolet generating portion 5. Has been done.
  • the other reflecting portion 8 has a predetermined length in a concave shape in an arc shape in the circumferential direction near the outer peripheral surface of the mounting portion 2 corresponding to the arrangement of the light sources 11 of the other plurality of ultraviolet generating portions 5. It is formed by width and width.
  • the position of the reflective portion 7 corresponds to the front surface 517 of the hand, and the position of the reflective portion 8 corresponds to the back 518 of the hand.
  • the reflecting portions 7 and 8 have the same shape, and have a curved or curved shape when viewed in cross section.
  • the reflecting units 7 and 8 reflect a specific ultraviolet wavelength range (200 to 230 nm) generated by the plurality of light sources 11 of one ultraviolet generating unit 5 and the plurality of light sources 11 of the other ultraviolet generating unit 5, respectively. , Irradiates a specific ultraviolet wavelength range over the entire finger (whole area).
  • the mounting portion 2 can be detachably mounted on the forearm 500 by passing it through the opening 3 of the mounting portion 2 from the finger 501 side. Even if the mounting portion 2 has a ring shape, the mounting portion 2 preferably has a close contact portion 2B, so that the mounting portion 2 does not rotate in a state of being in close contact with the outer peripheral surface of the forearm 500 by the close contact portion 2B. Can be held in.
  • the control unit 6 shown in FIG. 3 drives the ultraviolet light generating unit 5, and each light source 11 of the ultraviolet light generating units 5 and 5 has a specific wavelength range ( Irradiate with ultraviolet rays (200 to 230 nm).
  • the reflecting units 7 and 8 reflect ultraviolet rays in a specific wavelength range generated by the plurality of light sources 11 of one ultraviolet generating unit 5 and the plurality of light sources 11 of the other ultraviolet generating unit 5, respectively.
  • ultraviolet rays in a specific wavelength range are applied over the entire finger. That is, as illustrated by the arrow R, the ultraviolet rays in a specific wavelength range are the parts mainly related to the transmission of bacteria, the thumb 511 of the finger 501, the index finger 512, the middle finger 513, the ring finger 514, the little finger 515, and the mother finger.
  • the ball 516, the front surface (back of the hand) 517, the back of the hand (palm) 518, especially the tips of the fingers (between the thumbs) are evenly irradiated.
  • the entire hand 501 is irradiated with ultraviolet rays in a specific wavelength range, so that the entire finger 501 can be sterilized.
  • FIG. 5 shows how the portable ultraviolet sterilizer 1 is used to sterilize the fingers 501.
  • the front surface 517 of the hand and the back surface 518 of the hand are shown to be straight, and in the example shown in FIG. 5 (B), the back surface 518 of the hand is bent and the front surface 517 of the hand is chevron.
  • FIG. 6 shows a state in which the left hand LH and the right hand RH are brought close to each other.
  • a portable ultraviolet sterilizer 1 is attached to each of the forearms 500 of the left hand LH and the right hand RH.
  • the ultraviolet rays in the specific wavelength range indicated by the arrow R emitted from the portable ultraviolet sterilizer 1 of the left hand LH can be applied not only to the left hand LH but also to the right hand RH side.
  • the ultraviolet rays in the specific wavelength range indicated by the arrow R emitted from the portable ultraviolet sterilizer 1 of the right hand RH can be applied not only to the right hand RH but also to the left hand LH side.
  • the portable ultraviolet sterilizer 1 is simply attached to the forearm 500 to irradiate the entire fingers of the user with short-wavelength ultraviolet rays (UV-C) that do not damage the human body. , The entire finger can be sterilized automatically.
  • the portable ultraviolet sterilizer 1 is automatically irradiated with an appropriate short wavelength ultraviolet irradiation time, timing, and angle, and simply by wearing it, it keeps the entire sterilized state of the fingers properly, for example, the incidence of nosocomial infections. Can be reduced. As a result, infections of patients and medical staff due to nosocomial infections such as drug-resistant bacteria (MRSA) can be prevented, and medical expenses can be reduced.
  • MRSA drug-resistant bacteria
  • FIG. 7 is a front view showing the portable ultraviolet sterilizer 101 of the second embodiment of the present invention.
  • FIG. 8 shows a state in which the fingers 501 are sterilized by the portable ultraviolet sterilizer 101 shown in FIG.
  • the portable ultraviolet sterilizer 101 shown in FIGS. 7 and 8 is provided with a ring-shaped mounting portion 102 mounted on the forearm 500, a power supply portion 104, and an ultraviolet generating portion 102 provided at a predetermined distance from the inner peripheral surface of the mounting portion 102.
  • Parts 105, 105, sensors 9, light guide parts 150, 150, control parts 106, and mounting parts 102 are formed in a concave shape in an arc shape in the circumferential direction with a predetermined length and width near the outer peripheral surface.
  • the reflecting portions 107 and 108 are provided.
  • the power supply unit 104, the ultraviolet light generating unit 105, 105, the sensor 9, the light guide unit 150, 150, and the reflecting unit 107, 108 are arranged in the mounting unit 102.
  • a light diffusing part (not shown) may be provided so as to cover the ultraviolet light generating parts 105 and 105.
  • the light diffusing portion can be obtained by applying a polycarbonate resin having fine irregularities formed by embossing or the like, or a crosslinked polymethyl methacrylate formed into a biconvex lens shape (average particle size of about 10 ⁇ m).
  • the ultraviolet generation units 105 and 105 are both composed of one light source, and the wavelength of the ultraviolet rays generated by this light source is a wavelength of 100 to 280 nm, which is an ultraviolet ray (UV-C) in a specific wavelength range having a short wavelength. 200 to 230 nm, which is a specific wavelength range of a part of the range, is adopted.
  • the light guide units 150 and 150 are lenses arranged corresponding to the ultraviolet light generating units 105 and 105, respectively.
  • one light guide unit 150 guides ultraviolet rays in a specific wavelength range from one ultraviolet light generating unit 105 to one reflecting unit 107.
  • the other light guide unit 150 guides ultraviolet rays in a specific wavelength range from the other ultraviolet light generating unit 105 to the other reflecting unit 108.
  • Both the one reflecting portion 107 and the other reflecting portion 108 reflect ultraviolet rays in a specific wavelength range as shown by an arrow R as illustrated in FIG. Therefore, ultraviolet rays in a specific wavelength range are irradiated over the entire finger including the tip of the finger (between the nail and the finger). As a result, the entire hand 501 can be sterilized by irradiation with ultraviolet rays in a specific wavelength range.
  • FIG. 9 is a diagram showing a portable ultraviolet sterilizer 201 according to a third embodiment of the present invention.
  • FIG. 10 shows a state in which the fingers 501 are sterilized by the portable ultraviolet sterilizer 201 shown in FIG.
  • the portable ultraviolet sterilizer 201 shown in FIGS. 9 and 10 has a ring-shaped mounting portion 202, a power supply portion 204, one ultraviolet generating portion 205, a sensor 9, and one ring-shaped mounting portion 202 mounted on the forearm 500. It includes a light guide unit 250, a control unit 206, and two light diffusion units 207 and 208.
  • the power supply unit 204, one ultraviolet light generating unit 205, the sensor 9, one light guide unit 250, and two light diffusing units 207 and 208 are arranged in the mounting unit 202.
  • the difference between the portable ultraviolet sterilizer 201 and the portable ultraviolet sterilizer 1 shown in FIGS. 1 to 4 will be described below.
  • the ultraviolet generation unit 205 is one light source, and the wavelength of the ultraviolet rays generated by this light source is 100, which is an ultraviolet ray (UV—C) in a specific wavelength range having a short wavelength. 200 to 230 nm, which is a specific wavelength range of a part of the wavelength range of to 280 nm, is adopted.
  • One optical fiber is used as one light guide unit 250, and the light guide unit 250 is arranged in a ring shape along the ring shape of the mounting unit 202.
  • the two incident end portions 251,252 of the light guide portion 250 are arranged so as to correspond to the ultraviolet ray generating portion 205. As shown in FIG.
  • the light guide unit 250 has a core 255 and a clad 256 formed of, for example, an aluminum thin film, and the ultraviolet rays from the ultraviolet light generating unit 205 are the cores as shown by arrows S. While being guided in 255, it reflects on the inner wall surface of the clad 256 and proceeds. A plurality of openings 280 are formed in the clad 256 at predetermined intervals.
  • openings 280 are formed at positions facing the light diffusing portions 207 and 208, respectively. Since the core 255 is exposed in these openings 280, ultraviolet rays passing through the core 255 are guided from the core 255 through the opening 280 to the outside of the clad 256 as shown by an arrow T. The ultraviolet rays guided to the outside of the clad 256 are diffused by the light diffusing portions 207 and 208 as shown by arrows R, and are irradiated with ultraviolet rays in a specific wavelength range as shown by arrows R illustrated in FIG. .. Therefore, ultraviolet rays in a specific wavelength range are irradiated over the entire finger.
  • the entire finger 501 including the tip of the finger (between the nail and the finger) is irradiated with ultraviolet rays in a specific wavelength range passing through the light diffusing portions 207 and 208, so that the finger can be sterilized.
  • the light diffusing portions 207 and 208 are obtained by applying a polycarbonate resin having fine irregularities formed by embossing or the like, and crosslinked polymethyl methacrylate formed into a biconvex lens shape (average particle size of about 10 ⁇ m). Further, the above-mentioned light diffusing portion may be provided in the opening 280.
  • the mounting portion 302 has an elliptical shape.
  • the circumference of the attachment portion 302 is reduced to about 1/2 of the elliptical shape, and a belt with a buckle is provided at the end thereof, or an extension portion is provided.
  • a hook-and-loop fastener or the like may be provided there. This makes it extremely easy to insert the forearm.
  • the mounting portion 402 has a rectangular shape.
  • the circumference of the attachment portion 402 is reduced to about 1/2 of the rectangular shape, and a belt with a buckle is provided at the end thereof or extended to the end thereof. A portion may be provided and a surface fastener or the like may be provided there. This makes it extremely easy to insert the forearm.
  • the mounting portion 602 is formed in a C shape. Therefore, by inserting the forearm 500 into the gap portion 603 formed by the one end portion and the other end portion of the mounting portion 602, the mounting portion 602 is elastically deformed as shown by the alternate long and short dash line.
  • the forearm 500 can be more easily mounted in the opening 3 of the mounting portion 602, so that the portable ultraviolet sterilizer 601 can be mounted on the forearm 500.
  • an engaging portion for fixing the gap portion 603, for example, a hook-and-loop fastener is extended at an appropriate position in the vicinity of forming the gap portion 603 of the mounting portion 602. It may be provided by such as. If the gap portion 603 is formed large, it becomes extremely easy to insert the forearm 500.
  • the portable ultraviolet sterilizer 1 includes a mounting portion 2 mounted on the forearm 500, a power supply unit 4 arranged on the mounting portion 2, and a plurality of mounting portions 2 arranged to irradiate ultraviolet rays. It is preferably arranged in the ultraviolet generation unit 5 having the light source 11 and the mounting unit 2, and arranged in the control unit 6 and the mounting unit 2 which are arranged in the mounting unit 2 and drive the light source 11 of the ultraviolet generating unit 5 by receiving the power supply from the power supply unit 4. Includes reflecting portions 7 and 8 that reflect ultraviolet rays from the light source 11 and irradiate the front and back of the hand.
  • the control unit 6 receives the power supply from the power supply unit 4 to drive the light source 11 of the ultraviolet light generating unit 5, and preferably, the reflecting units 7 and 8 reflect the ultraviolet rays from the light source 11 and hand. Irradiate the entire front and back of the hand. Therefore, the portable ultraviolet sterilizer 1 can irradiate the front and back of the hand, especially the tips of the fingers (between the nails and fingers) with ultraviolet rays simply by attaching it to the forearm 500, and the overall sterilization state of the fingers 501 is appropriate. Can be kept in a good condition.
  • ultraviolet rays in this specific wavelength range are effective in killing drug-resistant bacteria (MRSA) and do not affect the human body, so that the entire finger can be safely sterilized. You can keep the state.
  • MRSA drug-resistant bacteria
  • the mounting portion 2 is a ring-shaped member through which the forearm is passed, and the light source 11 and the reflecting portion 7 are arranged on the mounting portion 2 corresponding to the front surface and the back surface of the hand, respectively, so that ultraviolet rays are emitted from the front surface of the hand. It can be disinfected by irradiating the back of the hand, and the sterilized state of the front and back of the hand can be properly maintained.
  • the mounting portion 2 is made of a material that allows ultraviolet rays to pass through, according to the configuration, the ultraviolet rays can be radiated to the front and back of the hand through the mounting portion 2 to disinfect the hands, and the entire sterilized state of the fingers can be appropriately sterilized. Can be kept.
  • the mounting portion is divided into a band portion and a light-transmitting portion such as a film.
  • the material of the reflecting portion there is a possibility of a metal, a resin that diffusely reflects ultraviolet rays, a combination of the resin with an ultraviolet absorber that prevents ultraviolet deterioration, and an antioxidant.
  • the portable ultraviolet sterilizer 101 is an ultraviolet generation unit 105 composed of a mounting unit 102 mounted on the forearm 500, a power supply unit 104 arranged on the mounting unit 102, and a light source arranged on the mounting unit 102 and irradiating ultraviolet rays.
  • a light guide unit and 150 that guide the ultraviolet rays from the light source, and a control unit 106 and a light guide unit that are arranged in the mounting unit 102 and drive the light source of the ultraviolet light generating unit 105 by receiving the power supply from the power supply unit 104. It is provided with a reflecting portion 107 that reflects the ultraviolet rays guided by the 150 and irradiates the front surface and the back surface of the hand.
  • the control unit 106 receives the power supply from the power supply unit to drive the light source of the ultraviolet ray generating unit, and the light guide unit guides the ultraviolet rays from the light source and reflects the ultraviolet rays from the light source unit, thereby reflecting the ultraviolet rays of the hand. Irradiate the front and back of the hand. Therefore, the portable ultraviolet sterilizer 101 can irradiate the front and back of the hand with ultraviolet rays simply by attaching it to the forearm 500, and can keep the entire sterilized state of the fingers 501 in an appropriate state.
  • the portable ultraviolet sterilizer 201 is an ultraviolet generation unit 205 composed of a mounting unit 202 mounted on the forearm 500, a power supply unit 204 arranged on the mounting unit 202, and a light source arranged on the mounting unit 202 and irradiating ultraviolet rays.
  • the light guide unit 250 that guides the ultraviolet rays from the light source along the mounting unit 202
  • the light diffusion unit 207 that diffuses the ultraviolet rays guided by the light guide unit 250 and irradiates the front and back of the hand.
  • the control unit 206 receives the power supply from the power supply unit 204 to drive the light source of the ultraviolet light generating unit 205, and the light guide unit 250 guides the ultraviolet rays from the light source along the mounting unit 202.
  • the guided ultraviolet rays are diffused by the light diffusing unit 207 to irradiate the front and back of the hand. Therefore, the portable ultraviolet sterilizer 201 can irradiate the front and back of the hand with ultraviolet rays simply by attaching it to the forearm 500, and can keep the entire sterilized state of the fingers 501 in an appropriate state.
  • the portable ultraviolet sterilizer can be used not only in medical sites such as hospitals, but also in sites where foods and the like are handled, nursing care sites, and the like.
  • the mounting portion can be easily attached to and detached from the user's forearm, but is not limited to the ring shape and may have another shape.
  • the mounting portion may have a male hook-and-loop fastener and a female hook-and-loop fastener.

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  • Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Apparatus For Disinfection Or Sterilisation (AREA)
  • Radiation-Therapy Devices (AREA)

Abstract

Le problème décrit par la présente invention est de fournir un dispositif portatif de stérilisation par ultraviolets pouvant maintenir la totalité de la main et des doigts dans un état de stérilisation approprié, simplement en étant porté sur l'avant-bras. La solution selon l'invention comprend : une unité de fixation 2 à être fixée à l'avant-bras 500 ; une unité de source d'énergie 4 fournie à l'unité de fixation 2 ; une unité de génération d'ultraviolets 5 fournie à l'unité de fixation 2 et comportant une pluralité de sources de lumière 11 qui émet des rayons ultraviolets ; et une unité de commande 6 fournie à l'unité de fixation 2 et commandant les sources de lumière 11 de l'unité de génération d'ultraviolets 5 par réception de l'alimentation en énergie de l'unité de source d'énergie 4.
PCT/JP2020/025582 2019-12-09 2020-06-29 Dispositif portatif de stérilisation par ultraviolets WO2021117276A1 (fr)

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Publication number Priority date Publication date Assignee Title
WO2022074944A1 (fr) * 2020-10-08 2022-04-14 ウシオ電機株式会社 Dispositif d'exposition à la lumière ultraviolette, procédé d'utilisation du dispositif d'exposition à la lumière ultraviolette et procédé d'exposition à la lumière ultraviolette
JP2022062580A (ja) * 2020-10-08 2022-04-20 ウシオ電機株式会社 紫外光照射装置及び紫外光照射装置の使用方法
WO2022220157A1 (fr) * 2021-04-14 2022-10-20 ウシオ電機株式会社 Dispositif d'irradiation à la lumière ultraviolette

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JP2005013723A (ja) * 2003-06-05 2005-01-20 Atsuyoshi Murakami 光ファイバー殺菌消毒装置
JP2006175041A (ja) * 2004-12-22 2006-07-06 Gas:Kk 携帯用紫外線殺菌装置
JP3129855U (ja) * 2006-12-15 2007-03-08 得利誠健康生活科技股▲ふん▼有限公司 安全スイッチを具えた携帯型紫外線殺菌灯
JP2014500095A (ja) * 2010-12-02 2014-01-09 ゴジョ・インダストリーズ・インコーポレイテッド 着用可能な分与器
KR200479432Y1 (ko) * 2015-07-31 2016-01-28 이승인 휴대용 세정제 케이스
US20190099613A1 (en) * 2017-09-30 2019-04-04 Sensor Electronic Technology, Inc. Wearable Ultraviolet Light Phototherapy Device

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JP2005013723A (ja) * 2003-06-05 2005-01-20 Atsuyoshi Murakami 光ファイバー殺菌消毒装置
JP2006175041A (ja) * 2004-12-22 2006-07-06 Gas:Kk 携帯用紫外線殺菌装置
JP3129855U (ja) * 2006-12-15 2007-03-08 得利誠健康生活科技股▲ふん▼有限公司 安全スイッチを具えた携帯型紫外線殺菌灯
JP2014500095A (ja) * 2010-12-02 2014-01-09 ゴジョ・インダストリーズ・インコーポレイテッド 着用可能な分与器
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022074944A1 (fr) * 2020-10-08 2022-04-14 ウシオ電機株式会社 Dispositif d'exposition à la lumière ultraviolette, procédé d'utilisation du dispositif d'exposition à la lumière ultraviolette et procédé d'exposition à la lumière ultraviolette
JP2022062580A (ja) * 2020-10-08 2022-04-20 ウシオ電機株式会社 紫外光照射装置及び紫外光照射装置の使用方法
WO2022220157A1 (fr) * 2021-04-14 2022-10-20 ウシオ電機株式会社 Dispositif d'irradiation à la lumière ultraviolette

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