# US 2019/0167827 A1 · UV Disinfection Device and Method

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- Number: US 2019/0167827 A1
- Document ID: US20190167827A1
- Status: Published application
- Kind: A1
- Application number: 16/207,560
- Filed: 2018-12-03
- Published: 2019-06-06
- Earliest claimed: 2017-12-04
- Assignees: Uvton, Inc.
- Applicants: UVTON, Inc.
- Inventors: Remigijus Gaska; Igor Agafonov
- Web page: https://patentgrep.com/patent/US20190167827A1

## CPC

- A61L 2/10: Ultraviolet [UV] radiation
- A61L 2/24: Apparatus using programmed or automatic operation
- A61L 2103/15: Laboratory, medical or dentistry appliances, e.g. catheters or sharps
- A61L 2202/11: Apparatus for generating biocidal substances, e.g. vaporisers, UV lamps
- A61L 2202/122: Chambers for sterilisation
- A61L 2202/14: Means for controlling sterilisation processes, data processing, presentation and storage means, e.g. sensors, controllers, programs
- A61L 2202/16: Mobile applications, e.g. portable devices, trailers, devices mounted on vehicles
- A61L 2202/18: Aseptic storing means
- 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 (preservation of bodies or disinfecting characterised by the agents employed A01N; preserving, e.g. sterilising, food or foodstuffs A23; preparations for medical, dental or toiletry purposes A61K)

## Abstract

A device and method for cleaning a target may include supporting a target on a support in a chamber in a housing, the chamber optionally defined by at least one UV reflective plate; operating at least one UV emitter attached to the housing and positioned to emit UV radiation into the chamber so that the UV radiation illuminates the target; and operating an actuator to modify the UV radiation illumination of the target while the UV emitter is operated.

## Claims

### Claim 1

A device for cleaning a target comprising:
a housing;
a chamber within the housing having a top, a bottom, and at least one UV reflective plate;
at least one UV emitter attached to the housing and positioned to emit UV radiation into the chamber;
a support attached to the housing and located in the chamber so as to be spaced from the top by a predetermined distance sufficient to allow the target to flip within the chamber, the support configured for locating the target so that the UV radiation illuminates the target; and
an actuator attached to the housing positioned vibrate the support and thereby move the target relative to the support while the UV emitter emits UV radiation, the actuator creating vibration sufficient to flip the target.

### Claim at position 2

2-3. (canceled)

### Claim 4 (depends on 1)

The device of claim 1, wherein the UV reflective plate is located adjacent the bottom of the chamber.

### Claim 5 (depends on 4)

The device of claim 4, wherein the housing includes a base and a lid attached to the base by a hinge, the bottom of the chamber being located in the base and housing the UV reflective plate.

### Claim 6 (depends on 1)

The device of claim 1, wherein the at least one UV reflective plate includes a first UV reflective plate located above the support and a second UV reflective plate located below the support.

### Claim at position 6

7-10. (canceled)

### Claim 11 (depends on 1)

The device of claim 1, wherein the actuator creates movement substantially along a vertical vibration axis.

### Claim 12 (depends on 1)

The device of claim 1, wherein the device includes two of the actuators, each actuator having a different vibration axis.

### Claim 13 (depends on 1)

The device of claim 1, wherein the housing includes a base and a lid attached to the base by a hinge, the actuator being mounted to the base.

### Claim at position 10

14-15. (canceled)

### Claim 16 (depends on 1)

The device of claim 1, further including a controller within the housing for controlling the UV emitter and the actuator.

### Claim 17 (depends on 16)

The device of claim 16, wherein the controller sends signals to the UV emitter to control at least one of the intensity, wavelength, duration and schedule of the emitted UV radiation.

### Claim 18 (depends on 16)

The device of claim 16, wherein the controller sends signals to the actuator to control at least one of the frequency, amplitude, duration and schedule of the vibration of the actuator.

### Claim 19 (depends on 16)

The device of claim 16, the device further including a fan mounted in the housing, the controller controlling a speed of a fan so as to achieve a desired air flow through the housing.

### Claim 20

(canceled)

### Claim 21 (depends on 1)

The device of claim 1, wherein the predetermined distance is greater than a size of the target, preferably at least about 1.25 times greater the size of the target, and more preferably greater than about 1.5 times the size of the target.

### Claim at position 17

22-23. (canceled)

### Claim 24 (depends on 1)

The device of claim 1, wherein the support includes a top surface defining a depression configured for receiving the target and gravitationally urging the target toward a location in which the UV radiation illuminates the target.

### Claim 25 (depends on 24)

The device of claim 24, wherein the depression is located vertically beneath the UV emitter in the chamber.

### Claim 26

(canceled)

### Claim 27 (depends on 1)

The device of claim 1, wherein the at least one UV emitter has an emission wavelength within the range of about 200 nm to about 285 nm.

### Claim 28

A method for cleaning a target comprising:
supporting a target on a support in a chamber in a housing, the chamber having a top, a bottom, and at least one UV reflective plate, the support attached to the housing so as to be spaced from the top by a predetermined distance sufficient to allow the target to flip within the chamber;
operating at least one UV emitter attached to the housing and positioned to emit UV radiation into the chamber so that the UV radiation illuminates the target; and
operating an actuator to move the target relative to the support to thereby modify the UV radiation illumination of the target while the UV emitter is operated, the actuator creating vibration sufficient to flip the target.

### Claim at position 23

29-37. (canceled)

### Claim 38 (depends on 28)

The method of claim 28, wherein the actuator creates movement substantially along a vertical vibration axis.

### Claim 39 (depends on 28)

The method of claim 28, wherein the device includes two of the actuators, each actuator having a different vibration axis.

### Claim at position 26

40-42. (canceled)

### Claim 43 (depends on 28)

The method of claim 28, further including a controller within the housing for controlling the UV emitter and the actuator.

### Claim 44 (depends on 43)

The method of claim 43, wherein the controller sends signals to the UV emitter to control at least one of the intensity, wavelength, duration and schedule of the emitted UV radiation.

### Claim 45 (depends on 43)

The method of claim 43, wherein the controller sends signals to the actuator to control at least one of the frequency, amplitude, duration and schedule of the vibration of the actuator.

### Claim 46 (depends on 43)

The method of claim 43, the device further including a fan mounted in the housing, the controller controlling a speed of a fan so as to achieve a desired air flow through the housing.

### Claim at position 31

47-53. (canceled)

### Claim 54 (depends on 28)

The method of claim 28, wherein the at least one UV emitter has an emission wavelength within the range of about 200 nm to about 285 nm.

### Claim 55

(canceled)

### Claim 56

A device for cleaning a target comprising:
a housing;
a chamber within the housing having a first UV reflective plate and a second UV reflective plate;
at least one UV emitter attached to the housing and positioned to emit UV radiation into the chamber;
a support attached to the housing and located in the chamber between the first UV reflective plate and the second UV reflective plate, the support configured for locating the target between the first UV reflective plate and the second UV reflective plate so that the UV radiation illuminates the target; and
an actuator attached to the housing positioned to move the target relative to the support while the UV emitter emits UV radiation.

### Claim at position 35

57-59. (canceled)

### Claim 60 (depends on 56)

The device of claim 56, wherein the housing includes a base and a lid attached to the base by a hinge, the first UV reflective plate being attached to the lid, and the second UV reflective plate and the support being attached to the base.

### Claim at position 37

61-64. (canceled)

### Claim 65 (depends on 56)

The device of claim 56, wherein the support includes a plurality of openings for transmitting emitted UV radiation therethrough.

### Claim 66 (depends on 56)

The device of claim 56, wherein the at least one UV emitter has an emission wavelength within the range of about 200 nm to about 285 nm.

### Claim at position 40

67-74. (canceled)

### Claim 75 (depends on 56)

The device of claim 56, further including a fan located within the housing for pulling air past the target to assist in drying the target.

### Claim 76 (depends on 75)

The device of claim 75, wherein the fan pulls air past the UV emitter and removes heat generated by the UV emitter to assist in drying the target.

### Claim 77 (depends on 76)

The device of claim 76, further including a heat sink for transfer of heat from the at least one UV emitter to the air pulled by the fan.

### Claim at position 44

78-81. (canceled)

### Claim 82 (depends on 56)

The device of claim 56, wherein the actuator is at least two actuators that each create movement relative to a vibration axis, and wherein the at least two actuators are mounted to the housing so that the vibration axes of the actuators are not parallel.

### Claim at position 46

83-91. (canceled)

### Claim 92 (depends on 56)

The device of claim 56, wherein the housing includes a base and a lid attached to the base by a hinge, a blocking structure being disposed on at least one of the base and the lid to confine UV radiation to the chamber.

### Claim at position 48

93-94. (canceled)

### Claim 95 (depends on 56)

The device of claim 56, further including a controller within the housing for controlling the at least one UV emitter and the actuator.

### Claim 96 (depends on 95)

The device of claim 95, wherein the controller sends signals to the UV emitter to control at least one of the intensity, wavelength, duration and schedule of the emitted UV radiation.

### Claim 97 (depends on 95)

The device of claim 95, further including a temperature sensor in communication with the controller, and wherein the controller sends control signals to the UV emitter based on a signal received from the temperature sensor so as to achieve a desired temperature.

### Claim 98

(canceled)

### Claim 99 (depends on 95)

The device of claim 95, wherein the housing includes a base and a lid attached to the base by a hinge, the device further including a closure sensor in communication with the controller for detecting and signaling whether the lid is in a closed position, the controller only operating the at least one UV emitter when the sensor signals that the lid is in the closed position.

### Claim at position 54

100-107. (canceled)

### Claim 108

A method for cleaning a target comprising:
supporting a target on a support in a chamber in a housing, the chamber defined by a first UV reflective plate and a second UV reflective plate;
operating at least one UV emitter attached to the housing and positioned to emit UV radiation into the chamber so that the UV radiation illuminates the target; and
operating an actuator to modify the UV radiation illumination of the target while the UV emitter is operated.

### Claim 109 (depends on 108)

The method of claim 108, wherein the actuator moves the target relative to the support while operating.

### Claim 110 (depends on 108)

The method of claim 108, wherein the actuator deforms and thereby changes a curvature of at least one of the first UV reflective plate and the second UV reflective plate while operating.

### Claim 111 (depends on 108)

The method of claim 108, wherein the actuator moves the UV emitter relative to the housing when activated.

### Claim 112

(canceled)
