WO2023060273A4 - Improved disinfection lighting systems and methods - Google Patents

Improved disinfection lighting systems and methods Download PDF

Info

Publication number
WO2023060273A4
WO2023060273A4 PCT/US2022/077822 US2022077822W WO2023060273A4 WO 2023060273 A4 WO2023060273 A4 WO 2023060273A4 US 2022077822 W US2022077822 W US 2022077822W WO 2023060273 A4 WO2023060273 A4 WO 2023060273A4
Authority
WO
WIPO (PCT)
Prior art keywords
ultraviolet
light
housing
lamp system
treatment area
Prior art date
Application number
PCT/US2022/077822
Other languages
French (fr)
Other versions
WO2023060273A1 (en
Inventor
Patrick J. PIPER
Michael L. Clark
Christopher A. Wiklof
Original Assignee
Far Uv Technologies, Inc.
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 Far Uv Technologies, Inc. filed Critical Far Uv Technologies, Inc.
Priority to PCT/US2023/064269 priority Critical patent/WO2023178056A2/en
Priority to PCT/US2023/064268 priority patent/WO2023178055A2/en
Priority to PCT/US2023/065515 priority patent/WO2023239981A1/en
Publication of WO2023060273A1 publication Critical patent/WO2023060273A1/en
Publication of WO2023060273A4 publication Critical patent/WO2023060273A4/en

Links

Classifications

    • 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
    • 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
    • A61L9/00—Disinfection, sterilisation or deodorisation of air
    • A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
    • A61L9/18—Radiation
    • A61L9/20—Ultraviolet radiation
    • 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
    • A61L2/24—Apparatus using programmed or automatic operation
    • 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
    • A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
    • A61L2202/10—Apparatus features
    • A61L2202/11—Apparatus for generating biocidal substances, e.g. vaporisers, UV lamps
    • 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
    • A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
    • A61L2202/10—Apparatus features
    • A61L2202/14—Means for controlling sterilisation processes, data processing, presentation and storage means, e.g. sensors, controllers, programs
    • 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
    • A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
    • A61L2202/10—Apparatus features
    • A61L2202/16—Mobile applications, e.g. portable devices, trailers, devices mounted on vehicles
    • 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
    • A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
    • A61L2202/20—Targets to be treated
    • A61L2202/25—Rooms in buildings, passenger compartments
    • 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
    • A61L2209/00—Aspects relating to disinfection, sterilisation or deodorisation of air
    • A61L2209/10—Apparatus features
    • A61L2209/11—Apparatus for controlling air treatment
    • 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
    • A61L2209/00—Aspects relating to disinfection, sterilisation or deodorisation of air
    • A61L2209/10—Apparatus features
    • A61L2209/12—Lighting means
    • 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
    • A61L2209/00—Aspects relating to disinfection, sterilisation or deodorisation of air
    • A61L2209/10—Apparatus features
    • A61L2209/15—Supporting means, e.g. stands, hooks, holes for hanging
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/12—Selection of substances for gas fillings; Specified operating pressure or temperature
    • H01J61/16—Selection of substances for gas fillings; Specified operating pressure or temperature having helium, argon, neon, krypton, or xenon as the principle constituent
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J65/00—Lamps without any electrode inside the vessel; Lamps with at least one main electrode outside the vessel
    • H01J65/04—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels
    • H01J65/042—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field
    • H01J65/046—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field the field being produced by using capacitive means around the vessel

Landscapes

  • 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)

Abstract

The invention provides improved devices, systems, and methods of disinfection that use ultraviolet light to kill or deactivate microbes or allergens that are present on various types of surfaces. Advantageously, the invention only emits wavelengths of ultraviolet light that do not cause mutagenic or carcinogenic effects.

Claims

AMENDED CLAIMS received by the International Bureau on 27 April 2023 (27.04.2023) What is claimed is:
1 . A germicidal lamp comprising: one or more light sources that predominantly emits wavelengths of ultraviolet (UV) light within the range of 200 nm to 235 nm such that at least 90% of selected microorganisms within a defined treatment area are killed or deactivated; a timer; electrical circuitry; and a housing for the one or more light sources, timer, and electrical circuitry, the housing having a front cover and a back cover that are fastened to each other, one or both of the front cover and back cover including one or more extensions and/or dividers configured to hold the one or more light sources, timer, and electrical circuitry in place.
2. The germicidal lamp of claim 1 , wherein the one or more light sources predominantly emit wavelengths of ultraviolet light within the range of 200 nanometers to 230 nanometers.
3. The germicidal lamp of claim 1 , wherein the one or more light sources include at least one of: a krypton chloride lamp, a krypton bromide lamp, an excimer lamp, a light emitting diode (LED), and a low-pressure, mercury-arc germicidal lamp.
4. The germicidal lamp of claim 1 , wherein at least 99% of the selected microorganisms within the treatment area are killed.
5. A system for eliminating selected microorganisms in a defined treatment area, comprising: exposing the treatment area to one or more light sources that only emits wavelengths of ultraviolet (UV) light within the range of 200 nm to 230 nm for a selected period such that at least a 90% of selected microorganisms in the treatment area are killed or inactivated.
26
AMENDED SHEET (ARTICLE 19)
6. The system of claim 5, wherein the one or more light sources includes one or more of: a krypton chloride lamp, a krypton bromide lamp, an excimer lamp, a light emitting diode (LED), and a low-pressure, mercury-arc germicidal lamp.
7. The system of claim 5, wherein at least 99% of the selected microorganisms within the treatment area are killed.
8. A method of disinfecting comprising exposing a treatment area to one or more light sources that only emits wavelengths of ultraviolet (UV) light within the range of 200 nm to 230 nm such that at least 90% of microorganisms on the surface are killed.
9. An ultraviolet luminaire, comprising: a housing, including a front housing defining an aperture and a back housing, the front and back housings being configured to contain electrical components of an ultraviolet luminaire; at least one mounting point operatively coupled to the back housing; and an ultraviolet emitter mounted within the housing and configured to project, through the aperture defined in the front housing, ultraviolet light energy between 200 and 235 nanometers wavelength.
10. The ultraviolet luminaire of claim 9, wherein the ultraviolet emitter is configured to project ultraviolet light energy between 200 and 230 nanometers wavelength.
11 . The ultraviolet luminaire of claim 9, wherein the at least one mounting point includes a plurality of mounting points.
12. The ultraviolet luminaire of claim 9, wherein the at least one mounting point includes a drop ceiling grid clip configured to clip onto an element of a drop ceiling grid to couple the housing to a drop ceiling .
27
AMENDED SHEET (ARTICLE 19)
13. The ultraviolet luminaire of claim 9, wherein the at least one mounting point includes a hook-and-loop fastener.
14. The ultraviolet luminaire of claim 9, wherein the at least one mounting point includes a tapped hole for receiving a inch by 20 speaker mounting bracket.
15. The ultraviolet luminaire of claim 9, wherein the at least one mounting point includes a keyhole mounting point for mounting the ultraviolet luminaire.
16. An ultraviolet luminaire, comprising: a housing including a front housing and a back housing, the front and back housings being configured to contain electrical components of an ultraviolet luminaire; an ultraviolet emitter positioned within the housing; an electronic controller contained by the housing; a light shield, formed in one or both of the front housing and back housing and configured to substantially prevent heat and ultraviolet light produced by the ultraviolet emitter from reaching the electronic controller,.
17. A germicidal lamp system configured to output ultraviolet illumination into a defined treatment area at least intermittently occupied by one or more humans, comprising: a light emitter configured to output ultraviolet light into a defined treatment area; a sensor configured to detect the presence of a human in the defined treatment area; and an electrical controller operatively coupled to the light emitter and the sensor, and configured to control the light emitter responsive to a signal from the sensor indicating the presence of a human in the treatment area.
18. The lamp system of claim 17, further comprising a power switch or operatively coupled to the electrical controller and formed as a portion of the electrical controller or accessible to a user from outside the housing.
28
AMENDED SHEET (ARTICLE 19)
19. The lamp system of claim 18, wherein the power switch includes a momentary switch via which a data signal to the electrical controller initiates a power up of the electrical controller.
20. The lamp system of claim 18, wherein the power switch is configured prevent a data signal to the electrical controller from powering up the electrical controller while the power switch is switched off.
21 . The lamp system of claim 18, wherein the power switch is configured to prevent the electrical controller from energizing the ultraviolet emitter when the power switch is switched off.
22. The lamp system of claim 17, wherein the sensor includes one or more of: an ultrasonic sensor, an infrared sensor, an optical sensor, and an RFID sensor.
23. The lamp system of claim 17, wherein the electrical controller is configured, while a signal from the sensor indicates the presence of a human in the treatment area, to control the light emitter to operate in a safe mode.
24. The lamp system of claim 23 wherein operation in the safe mode includes one or more of: operating at a reduced intensity, operating within one or more selected wavelength ranges, and/or limiting a maximum duration of operation in the safe mode over a selected time period.
25. The lamp system of claim 17, wherein the sensor is configured to identify specific humans in the treatment area.
26. The lamp system of claim 25, wherein the electrical controller is configured to control the light emitter to output ultraviolet UV-C illumination while the sensor indicates
29
AMENDED SHEET (ARTICLE 19) the presence of a human in the treatment area, and to expose no individual human to more than an exposure limit per day of said illumination.
27. The lamp system of claim 17, wherein the electrical controller is configured to control the light emitter to output ultraviolet illumination only between 200 nanometers and 235 nanometers wavelength while a signal from the sensor indicates the presence of at least one human in the treatment area.
28. The lamp system of claim 17, wherein the electrical controller is configured to control the light emitter to output ultraviolet illumination only between 200 nanometers and 230 nanometers wavelength while a signal from the sensor indicates the presence of at least one human in the treatment area.
29. The lamp system of claim 17, wherein the electrical controller is configured to control the light emitter to output ultraviolet illumination between 200 nanometers and 280 nanometers wavelength while no human is detected in the treatment area.
30. The lamp system of claim 17, wherein the light emitter includes a first light emitter configured to output ultraviolet illumination between 200 nanometers and 230 or 235 nanometers wavelength and a second light emitter configured to output ultraviolet illumination between nanometers and nanometers wavelength; and wherein the electrical controller is configured to control the second light emitter to shut down while a signal from the sensor indicates the presence of at least one human in the treatment area.
31 . The lamp system of claim 17, further comprising: a wavelength filter configured to block selected wavelengths of ultraviolet light and further configured to be selectively interposed between the ultraviolet light emitter and the treatment area; and an actuator operatively coupled to the wavelength filter and to the electrical controller; and
30
AMENDED SHEET (ARTICLE 19) wherein the electrical controller is configured to control the actuator to interpose the wavelength filter between the ultraviolet light emitter and the treatment area while a signal from the sensor indicates the presence of at least one human in the treatment area.
32. The lamp system of claim 31 , wherein the wavelength filter is configured to block ultraviolet light between 231 nanometers and 280 nanometers wavelength.
33. The lamp system of claim 32, wherein the wavelength filter is configured to block ultraviolet light between 236 nanometers and 280 nanometers wavelength.
34. The lamp system of claim 31 , wherein the wavelength filter comprises a dielectric stack filter.
35. The lamp system of claim 31 , wherein the wavelength filter includes a band-pass filter.
36. The lamp system of claim 31 , wherein the wavelength filter includes a long- wavelength blocking filter.
37. The lamp system of claim 31 , comprising: a housing in which the light emitter, the electrical controller, and the wavelength filter are positioned: and wherein the actuator comprises: a motor operatively coupled to the electrical controller; and a linkage operatively coupled to the motor; a rack captured by grooves formed in the housing and operatively coupled to the motor, via the rack; and wherein the controller is configured to control the motor to cause the rack to slide between the ultraviolet light emitter and the treatment area while a signal from the sensor indicates the presence of a human in the treatment area and to cause the rack
31
AMENDED SHEET (ARTICLE 19) to slide away from the ultraviolet light emitter for at least a portion of time while a human is not detected in the treatment area.
38. A portable germicidal lamp system, comprising: a housing; a UV-C light source disposed in the housing and configured to output ultraviolet light into a space at least intermittently occupied by one or more persons; power supply configured to provide AC waveform to the UV-C light source; and an exposed interface configured to receive actuation to couple the power supply to the UV-C light source.
39. The portable germicidal lamp system of claim 38, further comprising: a controller configured to control coupling of the power supply to the UV-C light source and operatively coupled to the exposed interface.
40. The portable germicidal lamp system of claim 39, wherein the exposed interface includes an on-off switch disposed substantially coincident with an exterior surface of the housing.
41 . The portable germicidal lamp system of claim 39, wherein the controller includes a digital communications interface; and wherein the exposed interface incudes the digital communications interface.
42. The portable germicidal lamp system of claim 41 , wherein the digital communications interface is configured to receive at least “on” and “off’ commands from a remote device.
43. The portable germicidal lamp system of claim 38, further comprising: a support mechanism configured to temporarily support the germicidal lamp system to illuminate the space 110.
32
AMENDED SHEET (ARTICLE 19)
44. The portable germicidal lamp system of claim 38, wherein the power supply includes a power cord configured to be plugged into an AC socket.
45. The portable germicidal lamp system of claim 38, wherein the power supply includes a battery.
46. An auto-ranging UV-C source, comprising: a housing; an excimer light source disposed in the housing and configured to output UV-C light to kill pathogens in an exposure space having a centerline and extending away from the housing; an electronic controller disposed at least partially in the housing and operatively coupled to the excimer light source; and a distance sensor operatively coupled to or integrated with the electronic controller, the distance sensor being aligned to the centerline of the exposure space and configured to measure one or more distances from the housing to a surface bounding the exposure space, a person in the exposure space; or to the surface and the person; wherein the electronic controller is configured to receive data corresponding to the one or more distances from the distance sensor and to control the excimer light source to control a UV-C power intensity according to a pre-determined exposure limit at the person, the surface, or the person and the surface.
47. The auto-ranging UV-C source of claim 46, wherein the distance sensor comprises an ultrasonic distance sensor.
48. The auto-ranging UV-C source of claim 46, wherein the distance sensor comprises a LiDAR distance sensor.
49. The auto-ranging UV-C source of claim 46, wherein the distance sensor comprises an infrared or visible light distance sensor.
33
AMENDED SHEET (ARTICLE 19)
50. The auto-ranging UV-C source of claim 46, wherein the excimer light source includes an actuated UV-C filter configured to selectively attenuate or occlude UV-C light from the excimer light source; and wherein the electronic controller is configured to actuate the UV-C filter to attenuate the UV-C light to meet the exposure limit.
51 . The auto-ranging UV-C source of claim 46, wherein the excimer light source includes selectively energized krypton-halogen emission tubes; and wherein the electronic controller is configured to selectively energize the kryptonhalogen emission tubes to meet the exposure limit.
34
AMENDED SHEET (ARTICLE 19)
PCT/US2022/077822 2021-10-07 2022-10-07 Improved disinfection lighting systems and methods WO2023060273A1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
PCT/US2023/064269 WO2023178056A2 (en) 2022-03-13 2023-03-13 Replaceable excimer lamp
PCT/US2023/064268 WO2023178055A2 (en) 2022-03-13 2023-03-13 Excimer illuminator with replaceable lamp
PCT/US2023/065515 WO2023239981A1 (en) 2022-06-06 2023-04-07 Far ultraviolet lamp and system with optical diffuser

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US202163253162P 2021-10-07 2021-10-07
US63/253,162 2021-10-07

Publications (2)

Publication Number Publication Date
WO2023060273A1 WO2023060273A1 (en) 2023-04-13
WO2023060273A4 true WO2023060273A4 (en) 2023-06-15

Family

ID=85804791

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2022/077822 WO2023060273A1 (en) 2021-10-07 2022-10-07 Improved disinfection lighting systems and methods

Country Status (1)

Country Link
WO (1) WO2023060273A1 (en)

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8322881B1 (en) * 2007-12-21 2012-12-04 Appalachian Lighting Systems, Inc. Lighting fixture
CN102483214B (en) * 2009-05-20 2016-02-17 马克·L.·威尔克 Sterilizing unit and method
WO2015168768A1 (en) * 2014-05-05 2015-11-12 Sanuvox Technologies Inc. Room decontamination system, method and controller
GB2558367B (en) * 2014-09-18 2019-07-31 Xenex Disinfection Services Llc Room and area disinfection apparatuses utilizing pulsed light
WO2016105347A1 (en) * 2014-12-22 2016-06-30 Elevated Health System, LLC Ultraviolet light germicidal sanitizing system
US10195300B2 (en) * 2016-02-25 2019-02-05 Ralph Birchard Lloyd System and method for disinfecting an occupied area using germicidal radiation based on eye protection worn by persons in the area
US10910210B2 (en) * 2017-01-10 2021-02-02 Ushio Denki Kabushiki Kaisha Ultraviolet sterilizer
US10940220B2 (en) * 2017-05-09 2021-03-09 Crosby Innovations, LLC Standalone UV-C sanitizing apparatus and method
US10994040B2 (en) * 2017-05-26 2021-05-04 Sensor Electronic Technology, Inc. Surface treatment with ultraviolet light
US10335505B2 (en) * 2017-08-23 2019-07-02 Hepco Holdings, Llc Sterilization device for incision and wound sites utilizing low intensity UV-C radiation and ozone
WO2021014489A1 (en) * 2019-07-19 2021-01-28 ヤマハ発動機株式会社 Vehicle
GB2608748A (en) * 2020-03-06 2023-01-11 Uv Partners Inc UV disinfection platform
US11298564B2 (en) * 2020-03-10 2022-04-12 Dennis M. Anderson Medical, surgical and patient lighting apparatus, system, method and controls with pathogen killing electromagnetic radiation

Also Published As

Publication number Publication date
WO2023060273A1 (en) 2023-04-13

Similar Documents

Publication Publication Date Title
US11406095B2 (en) Adhesive-type insect trap having a light source seat and a light source mount
US7421851B2 (en) Appliance for disinfection of HVAC systems
KR102080217B1 (en) Bathroom lighting for sterilization and sterilization method using same
US8772744B1 (en) Air-flow activated germicidal UV-C lights in HVAC system
CN115175709A (en) Sterilization system and method
US20210386901A1 (en) Lighting Fixture Having Ultraviolet Disinfection Means
US20210364178A1 (en) Air and surface disinfecting system
TWI506231B (en) Lighting device
US20230233719A1 (en) Quick connect device with disinfection feature and lighting fixture for lighting and disinfection
WO2022005505A1 (en) Multispectral light disinfection system and method
US20210308293A1 (en) Safeguarded germical lighting device
US20220047739A1 (en) Modular ultraviolet light panel
US20220001069A1 (en) Ultraviolet light disinfection system and method
WO2023060273A4 (en) Improved disinfection lighting systems and methods
CN115989045A (en) System for determining the state of a sensor of a lighting device
US20220047757A1 (en) Dual-Disinfection Germicial Lighting Device
CN213453338U (en) Sterilizing lamp
KR20210124015A (en) Anti-virus sensor lighting module
KR20220130123A (en) Portable disposable UV device with visible light and shaping optics
JP7261205B2 (en) Lighting device with near-ultraviolet irradiation function
US20240024526A1 (en) Luminaire for emitting ultraviolet radiation
CN213852270U (en) Disinfection lighting lamp
WO2023148047A1 (en) Uv-b light generating system
US20220249727A1 (en) Ultraviolet lamp
US20220163194A1 (en) Multi-lamp lighting system

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 22879542

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE