UV devices, systems and methods for UV sterilization

• US 9,687,575 B2
• Filed: 06/11/2014
• Issued: 06/27/2017
• Est. Priority Date: 06/01/2010
• Status: Active Grant

• Current Assignee: Bluemorph LLC
• Original Assignee: Bluemorph LLC
• Inventors: Farren, Alexander
• Primary Examiner(s): Joyner, Kevin
• Application Number:
  US14/302,375
• Publication Number:
  US 20140356229A1
• Time in Patent Office: 1,112 Days
• Field of Search: 422 24, 2504921
• CPC Class Codes: A23L 3/28 with ultraviolet light
• CPC Class Codes: A61L 2/10 Ultraviolet radiation
• CPC Class Codes: A61L 2202/14 Means for controlling sterilisation processes, data processing, presentation and storage means, e.g. sensors, controllers, programs
• CPC Class Codes: A61L 2202/16 Mobile applications, e.g. portable devices, trailers, devices mounted on vehicles
• CPC Class Codes: A61L 2202/23 Containers, e.g. vials, bottles, syringes, mail
• CPC Class Codes: A61L 2202/25 Rooms in buildings, passenger compartments
• CPC Class Codes: A61L 2209/212 Use of ozone, e.g. generated by UV radiation or electrical discharge
• CPC Class Codes: A61L 9/20 Ultraviolet radiation
• CPC Class Codes: H01J 2237/0245 Moving whole optical system relatively to object
• CPC Class Codes: H01J 2237/22 Treatment of data
• CPC Class Codes: H01J 37/244 Detectors; Associated components or circuits therefor

Abstract

Provided herein are ultraviolet (UV) devices, systems, and methods for UV disinfection and sterilization, more specifically, UV devices, systems, and methods for UV disinfection and sterilization of a container, room, space or defined environment. The systems, UV devices, and methods are particularly useful for the UV disinfection and sterilization of a container used in the food and dairy industry and for containers used in the process of fermentation for an alcoholic beverage. Provided are also UV devices, systems, and methods for inhibiting the growth of one or more species of microorganisms present in a container, room, space or defined environment, preferably for inhibiting the growth of one or more species of microorganisms present on an interior surface of a container, room, space or defined environment.

Claims

1. A method for ultraviolet (UV) sterilization of a surface within a room, a space or a defined environment, the method comprising the steps of:

(a) attaching a UV device comprising a germicidal UV light source to a floor, a wall, a ceiling, a structure, or an object within a room, a space or a defined environment;

(b) movably and inwardly positioning the germicidal UV light source of the UV device into the room, the space or the defined environment; and

(c) activating the germicidal UV light source, whereby sterilization of the surface within the room, the space or the defined environment is initiated;

wherein the germicidal UV light source comprises at least one UV lamp;

wherein the UV device comprises a circuit board; and

wherein the circuit board comprises a functionality selected from the group consisting of;

(A) comprising a radiofrequency identifier reader;

(B) communicating with a radiofrequency identifier;

(C) controlling the movement of the germicidal UV light source within the room, the space or the defined environment;

(D) controlling the rate of descent of the germicidal UV light source within the room, the space or the defined environment;

(E) controlling the positioning of the germicidal UV light source within the room, the space or the defined environment;

(F) controlling an on/off status of a motor, wherein the motor controls the positioning of the germicidal UV light source within the room, the space or the defined environment;

(G) controlling an on/off status of the germicidal UV light source based on measuring whether a pre-determined UV intensity has been attained;

(H) controlling extension of the germicidal UV light source from a housing;

(I) controlling retraction of the germicidal UV light source into the housing;

(J) responding to a jammed position status of the germicidal UV light source;

(K) controlling an optical sensor which initiates a timer upon inserting the germicidal UV light source into the room, the space or the defined environment;

(L) controlling a speaker emitting an audible signal at the beginning or completion of a sterilization cycle;

(M) controlling a plurality of LED lights indicting a status of a sterilization cycle;

(N) relaying UV light intensity via a sensor to the room, space or defined environment;

(O) uploading and relaying information from the radiofrequency identifier;

(P) generating a report on time of a sterilization cycle;

(Q) generating a report on duration of a sterilization cycle;

(R) generating a report on UV light intensity attained during a sterilization cycle;

(S) emailing, phoning or texting a report on time of a sterilization cycle;

(T) emailing, phoning or texting a report on duration of a sterilization cycle;

(U) emailing, phoning or texting a report on UV light intensity attained during a sterilization cycle; and

(V) emailing, phoning or texting an alert to an individual that a sterilization cycle is complete.

2. The method according to claim 1, wherein the method further comprises the step of:

(d) moving the germicidal UV light source within the room, the space or the defined environment to a pre-determined position.

3. The method according to claim 1, wherein the method further comprises the step of:

(d) moving the germicidal UV light source within the room, the space or the defined environment from a horizontal position to a vertical position.

4. The method according to claim 1, wherein the method further comprises the step of:

(d) moving the germicidal UV light source within the room, the space or the defined environment into an angular position.

5. The method according to claim 1, wherein the method further comprises the step of:

(d) moving the germicidal UV light source longitudinally within the room, the space or the defined environment.

6. The method according to claim 1, wherein the method further comprises the step of:

(d) moving the germicidal UV light source laterally within the room, the space or the defined environment.

7. The method according to claim 1, wherein the method further comprises the step of:

(d) rotating the germicidal UV light source within the room, the space or the defined environment.

8. The method according to claim 1, wherein the method further comprises the step of:

(d) programming the UV device to obtain a predetermined UV light intensity.

9. The method according to claim 8, wherein step (d) comprises an algorithm taking into account one or more of a parameter selected from the group consisting of size of the room, the space or the defined environment, shape of the room, the space or the defined environment, intensity of the at least one UV lamp, and distance of the at least one UV lamp from the surface of the room, the space or the defined environment to be sterilized.

10. The method according to claim 1, wherein the UV device is a portable UV device.

11. The method according to claim 1, wherein the UV device is attached to the ceiling within the room, the space or the defined environment.

12. The method according to claim 1, wherein the UV device is attached to the structure within the room, the space or the defined environment.

13. The method according to claim 1, wherein the surface within the room, the space or the defined environment comprises etched aluminum, foil aluminum, polished aluminum, chromium, glass, nickel, silver, stainless steel, tri-plated steel, water paint, white cotton, white oil paint, white paper, white porcelain or white wall plaster.

14. The method according to claim 1, wherein the germicidal UV light source comprises a plurality of UV lamps.

15. The method according to claim 14, wherein members of the plurality of UV lamps are arranged in a cluster.

16. The method according to claim 15, wherein the cluster is selected from a cluster comprising at least two UV lamps, a cluster comprising at least three UV lamps, a cluster comprising at least four UV lamps, a cluster comprising at least five UV lamps, a cluster comprising at least six UV lamps, a cluster comprising at least seven UV lamps, and a cluster comprising at least eight UV lamps.

17. The method according to claim 15, wherein members of the plurality of UV lamps are arranged adjustably so that they can be positioned at varying angles with respect to each other.

18. The method according to claim 17, wherein the angles are between 0 and 90 degrees.

19. The method according to claim 15, wherein a member of the plurality of UV lamps can be moved from a closed configuration position into an open configuration position.

20. The method according to claim 14, wherein the plurality of UV lamps comprises a first UV lamp and a second UV lamp.

21. The method according to claim 20, wherein the first UV lamp and the second UV lamp are spaced apart.

22. The method according to claim 20, wherein the first UV lamp and the second UV lamp are arranged perpendicular with respect to each other.

23. The method according to claim 20, wherein the first UV lamp and the second UV lamp are arranged adjustably so that they can move in a circular motion.

24. The method according to claim 1, wherein the at least one UV lamp is selected from the group consisting of a hot cathode lamp, a slimline lamp, a high output lamp, and a cold cathode lamp.

25. The method according to claim 1, wherein the at last one UV lamp is selected from the group consisting of a low pressure UV lamp, a medium pressure UV lamp and a high pressure UV lamp.

26. The method according to claim 1, wherein the germicidal UV light source is a pulsed germicidal UV light source.

27. The method according to claim 1, wherein the at least one UV lamp is a mercury UV lamp.

28. The method according to claim 1, wherein the UV device further comprises a frame and wherein the germicidal UV light source is attached to the frame.

29. The method according to claim 1, wherein the UV device further comprises a spring, a hinge or a UV lamp module swing and wherein the spring, the hinge or the UV lamp module swing permits the at least one UV lamp to move from a closed position into an exposed position for sterilization.

30. The method according to claim 1, further comprising the step of:

(d) placing a detector at an interior location within the room, the space or the defined environment, wherein the detector is configured to measure a UV intensity level.

31. The method according to claim 1, wherein the UV device further comprises a detector.

32. The method according to claim 31, wherein the detector is configured to measure a UV intensity level.

33. The method according to claim 31, wherein the detector is connected to the germicidal UV light source.

34. The method according to claim 32, wherein the germicidal UV light source is shut off when a specified UV intensity level is attained.

35. The method according to claim 1, wherein the UV device further comprises a housing.

36. The method according to claim 35, wherein the housing is selected from the group consisting of a mesh cage, a housing, which allows UV light to pass through, a housing comprising a protective sleeve, a housing comprising a fan cooling system, a housing comprising a reflector, a housing attached to a bracket, a housing attached to a parallelogramming arm, a housing attached to a central sleeve, a housing attached to a scissor boom, a removable housing, and a housing which may fold open.

37. The method according to claim 35, wherein the housing surrounds the at least one UV lamp.

38. The method according to claim 35, wherein the housing is made of a polymer.

39. The method according to claim 35, wherein the housing is made of teflon.

40. The method according to claim 35, wherein the housing permits passing through of UV light without the at least one UV lamp being released from the housing.

41. The method according to claim 35, wherein the housing is a housing which does not allow UV light to pass through and wherein the at least one UV lamp can be released from the housing.

42. The method according to claim 1, wherein the UV device further comprises a motor, wherein the motor controls the positioning of the germicidal UV light source within the room, space or the defined environment.

43. The method according to claim 1, wherein the UV device further comprises an optical component selected from the group consisting of a reflector, a shutter, a lens, a splitter, and a minor.

44. The method according to claim 1, wherein the UV device comprises a rope, a wire, or a cable, wherein the rope, the wire or the cable is connected to the UV light source and wherein the rope, the wire or the cable permits moving the UV light source from a first position within the room, the space or the defined environment to a second position within the room, the space or the defined environment.

45. The method according to claim 1, wherein the UV device comprises a control box comprising an on/off switch to activate and/or shut off the germicidal UV light source.

46. The method according to claim 45, wherein the control box further comprises a lamp indicator showing whether power is sent to the germicidal UV light source.

47. The method according to claim 1, wherein one or more species of microorganisms is present on the surface within the room, the space or the defined environment and wherein the activation of the germicidal UV light source results in inhibiting the growth of the one or more species of microorganisms.

48. The method according to claim 47, wherein the one or more species of microorganisms is selected from the group consisting of Candida, Kloeckera, Hanseniaspora, Zygosaccharomyces, Schizosaccharomyces, Torulaspora, Brettanomyces, Pichia, Hansenula, Metschnikowia, Debaryomyces, Saccharomycodes, Williopsis, Saccharomyces cerevisiae, Saccharomyces bayanus, Escherichia coli, Corynebacterium diphtheria, Salmonella paratyphi, Salmonella typhosa, Shigella dysenteriae, Shigella flexerni, Staphylococcus albus, Staphylococcus aureus, Streptococcus hemolyticus, Streptococcus lactis, Streptococcus viridians, Vibrio comma, Brettanomyces (Dekkera), lactic acid bacteria, Pediococcus, Lactobacillus, Oenococcus, Acetobacter, and Leuconostoc.

49. The method according to claim 1, wherein the UV light source produces a UV light intensity within a range of between 1,300 μ

Ws/cm² to 440,000 μ

Ws/cm².

50. The method according to claim 1, wherein the functionality of the circuit board is (G) controlling the on/off status of the germicidal UV light source based on measuring whether a predetermined UV intensity has been attained.

51. The method according to claim 1, wherein the room, space or defined environment is selected from the group consisting of a commercial kitchen, a medical facility, an acute care area, an operating room, a medical equipment storage cabinet, a clean room, a bathroom, a waiting room, a food production area, a food processing area, a nursery home, a trailer, a rail car, a grocery store display case, a deli counter, a fish display case, a poultry display case, a floral display case, a refrigerated display case, a non-refrigerated display case, and a conveyor belt.

52. The method according to claim 15, wherein the UV cluster extends from the ceiling of the room, space or defined environment and wherein individual members of the UV lamp cluster protrude downwards at varying angles.

53. The method according to claim 15, wherein the UV cluster extends from the ceiling of the room, space or defined environment and wherein individual members of the UV lamp cluster protrude downwards at varying angles.

54. The method according to claim 1, wherein the surface within the room, space or defined environment comprises a liquid layer.

55. The method according to claim 54, wherein the liquid layer comprises a liquid selected from the group consisting of apple juice, beer, liquid sugar, milk, vinegar, water, and wine.

56. A method for ultraviolet (UV) sterilization of a surface within a room, a space or a defined environment, the method comprising the steps of:

(a) attaching a UV device comprising a germicidal UV light source to a room, a space or a defined environment;

(b) movably and inwardly positioning the germicidal UV light source of the UV device into the room, the space or the defined environment; and

(c) activating the germicidal UV light source, whereby sterilization of the surface within the room, the space or the defined environment is initiated;

wherein the germicidal UV light source comprises at least one UV lamp;

wherein the UV device comprises a circuit board;

wherein the circuit board comprises a functionality selected from the group consisting of;

(A) comprising a radiofrequency identifier reader;

(B) communicating with a radiofrequency identifier;

(C) controlling the movement of the germicidal UV light source within the room, the space or the defined environment;

(D) controlling the rate of descent of the germicidal UV light source within the room, the space or the defined environment;

(E) controlling the positioning of the germicidal UV light source within the room, the space or the defined environment;

(F) controlling an on/off status of a motor, wherein the motor controls the positioning of the germicidal UV light source within the room, the space or the defined environment;

(G) controlling an on/off status of the germicidal UV light source based on measuring whether a pre-determined UV intensity has been attained;

(H) controlling extension of the germicidal UV light source from a housing;

(I) controlling retraction of the germicidal UV light source into the housing;

(J) responding to a jammed position status of the germicidal UV light source;

(K) controlling an optical sensor which initiates a timer upon inserting the germicidal UV light source into the room, the space or the defined environment;

(L) controlling a speaker emitting an audible signal at the beginning or completion of a sterilization cycle;

(M) controlling a plurality of LED lights indicting a status of a sterilization cycle;

(N) relaying UV light intensity via a sensor to the room, space or defined environment;

(O) uploading and relaying information from the radiofrequency identifier;

(P) generating a report on time of a sterilization cycle;

(Q) generating a report on duration of a sterilization cycle;

(R) generating a report on UV light intensity attained during a sterilization cycle;

(S) emailing, phoning or texting a report on time of a sterilization cycle;

(T) emailing, phoning or texting a report on duration of a sterilization cycle;

(U) emailing, phoning or texting a report on UV light intensity attained during a sterilization cycle; and

(V) emailing, phoning or texting an alert to an individual that a sterilization cycle is complete; and

wherein the UV light source is attached to a robot having wheels.

57. The method according to claim 56, wherein programming of the UV device permits the UV light source to move on the floor within the room, the space, or the defined environment.

58. The method according to claim 56, wherein the surface within the room, space or defined environment comprises a liquid layer.

59. The method according to claim 58, wherein the liquid layer comprises a liquid selected from the group consisting of apple juice, beer, liquid sugar, milk, vinegar, water, and wine.

60. The method according to claim 56, wherein the room, space or defined environment is selected from the group consisting of a commercial kitchen, a medical facility, an acute care area, an operating room, a medical equipment storage cabinet, a clean room, a bathroom, a waiting room, a food production area, a food processing area, a nursery home, a trailer, a rail car, a grocery store display case, a deli counter, a fish display case, a poultry display case, a floral display case, a refrigerated display case, a non-refrigerated display case, and a conveyor belt.

61. A method for ultraviolet (UV) sterilization of a surface within a room, a space or a defined environment, the method comprising the steps of:

(a) attaching a UV device comprising a germicidal UV light source to a room, a space or a defined environment;

(b) movably and inwardly positioning the germicidal UV light source of the UV device into the room, the space or the defined environment; and

(c) activating the germicidal UV light source, whereby sterilization of the surface within the room, the space or the defined environment is initiated;

wherein the germicidal UV light source comprises at least one UV lamp;

wherein the UV device comprises a circuit board;

wherein the circuit board comprises a functionality selected from the group consisting of;

(A) comprising a radiofrequency identifier reader;

(B) communicating with a radiofrequency identifier;

(C) controlling the movement of the germicidal UV light source within the room, the space or the defined environment;

(D) controlling the rate of descent of the germicidal UV light source within the room, the space or the defined environment;

(E) controlling the positioning of the germicidal UV light source within the room, the space or the defined environment;

(F) controlling an on/off status of a motor, wherein the motor controls the positioning of the germicidal UV light source within the room, the space or the defined environment;

(G) controlling an on/off status of the germicidal UV light source based on measuring whether a pre-determined UV intensity has been attained;

(H) controlling extension of the germicidal UV light source from a housing;

(I) controlling retraction of the germicidal UV light source into the housing;

(J) responding to a jammed position status of the germicidal UV light source;

(K) controlling an optical sensor which initiates a timer upon inserting the germicidal UV light source into the room, the space or the defined environment;

(L) controlling a speaker emitting an audible signal at the beginning or completion of a sterilization cycle;

(M) controlling a plurality of LED lights indicting a status of a sterilization cycle;

(N) relaying UV light intensity via a sensor to the room, space or defined environment;

(O) uploading and relaying information from the radiofrequency identifier;

(P) generating a report on time of a sterilization cycle;

(Q) generating a report on duration of a sterilization cycle;

(R) generating a report on UV light intensity attained during a sterilization cycle;

(S) emailing, phoning or texting a report on time of a sterilization cycle;

(T) emailing, phoning or texting a report on duration of a sterilization cycle;

(U) emailing, phoning or texting a report on UV light intensity attained during a sterilization cycle; and

(V) emailing, phoning or texting an alert to an individual that a sterilization cycle is complete; and

wherein the UV light source is attached to a robot crawler having a plurality of suctions permitting it to crawl either vertically on the wall within the room, the space, or the defined environment or horizontally on the ceiling within the room, the space, or the defined environment.

62. The method according to claim 61, wherein the surface within the room, space or defined environment comprises a liquid layer.

63. The method according to claim 62, wherein the liquid layer comprises a liquid selected from the group consisting of apple juice, beer, liquid sugar, milk, vinegar, water, and wine.

64. The method according to claim 61, wherein the room, space or defined environment is selected from the group consisting of a commercial kitchen, a medical facility, an acute care area, an operating room, a medical equipment storage cabinet, a clean room, a bathroom, a waiting room, a food production area, a food processing area, a nursery home, a trailer, a rail car, a grocery store display case, a deli counter, a fish display case, a poultry display case, a floral display case, a refrigerated display case, a non-refrigerated display case, and a conveyor belt.