Portable light fastening assembly

1. A germicidal system for at least partially sterilizing a human interface device including a touch surface, said germicidal system comprising:

a housing;

an ultra-violet (UV) light source at least partially enclosed in said housing, wherein said UV light source is configured to project an illumination pattern toward the touch surface of the human interface device;

a sensor configured to detect motion in a monitored area;

a processor for controlling operation of said UV light source, wherein the processor is configured to activate the UV light source to initiate a disinfection cycle of the touch surface between human uses of the human interface device, wherein the processor is configured to activate the UV light source to initiate a periodic disinfection cycle of the touch surface, said processor in communication with said sensor, wherein said processor is configured to receive communication associated with activation of the human interface device;

wherein said processor is configured to deactivate said UV light source in response to motion detection by said sensor; and

wherein said processor is configured to deactivate said UV light source in response to said communication associated with activation of the human interface device.

2. The germicidal system of claim 1 wherein said germicidal system tracks and records metric data in memory on use and performance of said germicidal system.

3. The germicidal system of claim 2 wherein said metric data includes at least one of total time in use, total bulb-on time, total completed disinfection cycles, and total partially completed cycles.

4. The germicidal system of claim 1 wherein said processor is configured to activate the UV light source for a first time period that is a function of an intensity of said illumination pattern, such that said illumination pattern projected by said UV light source at least partially sterilizes the touch surface of the human interface device to no greater than below a surgical grade sterilization.

5. The germicidal system of claim 1 wherein said processor is configured to activate said UV light source when said sensor has not detected motion within a first time period and said processor has not received communication associated with activation of the human interface device within said first time period.

6. The germicidal system of claim 5 wherein said processor is configured to deactivate the UV light source when a second time period has expired, such that said illumination pattern projected by said UV light source at least partially sterilizes the touch surface of the human interface device to no greater than below a surgical grade sterilization.

7. The germicidal system of claim 1 , wherein a DC power source is in electrical communication with said UV light source utilizing a universal serial bus (USB) connection, and wherein said USB connection provides communication associated with activation of the human interface device.

8. The germicidal system of claim 1 , wherein said housing is a housing of the human-interface device and said UV light source is configured to project said UV illumination pattern through said housing from an internal side of the human interface device to an external side of the human interface device.

9. The germicidal system of claim 1 , wherein the germicidal system is disposed external to the human interface device.

10. The germicidal system of claim 9 wherein said control system is configured to turn on said UV light source for a first time period that is a function of an intensity of said illumination pattern, such that said illumination pattern projected by said UV light source at least partially sterilizes a touch surface of the human interface device to no greater than below a surgical grade sterilization.

11. The germicidal system of claim 9 wherein said processor is configured to turn on said UV light source when said control system has not detected motion within a first time period and said control system has not received communication associated with activation of the human interface device within said first time period.

12. The germicidal system of claim 11 wherein said control system is configured to turn off the UV light source when a second time period has expired, such that said illumination pattern projected by said UV light source at least partially sterilizes the touch surface of the human interface device to no greater than below a surgical grade sterilization.

13. The germicidal system of claim 9 , wherein a DC power source is in electrical communication with said UV light source utilizing a universal serial bus (USB) connection, and wherein said USB connection provides communication associated with activation of the human interface device.

14. The germicidal system of claim 9 , wherein said housing is a housing of the human-interface device and said UV light source is configured to project said UV illumination pattern through said housing from an internal side of the human interface device to an external side of the human interface device.

15. The germicidal system of claim 9 , wherein the germicidal system is disposed external to the human interface device.

16. The germicidal system of claim 1 wherein the human interface device and touch surface are external to said germicidal system, wherein said germicidal system further comprises a wired or wireless communication connection and wherein said processor is configured to receive said communication associated with activation of the external human interface device.

17. A germicidal system or use in at least partially sterilizing a human interface device comprising:

a housing;

an ultra-violet (UV) light source at least partially enclosed in said housing and configured to project a UV illumination pattern;

a control system including a sensor and a processor, wherein the processor is configured to activate the UV light source to initiate a disinfection cycle of the touch surface between human uses of the human interface device, wherein the processor is configured to activate the UV light source to initiate a periodic disinfection cycle of the touch surface, said control system coupled to said housing;

wherein said control system is configured to detect motion in a monitored area and to turn the UV light source from on to off when motion is detected, and

wherein said control system is configured to receive communication associated with activation of the human interface device and in response turn the UV light source from on to off.

18. The germicidal system of claim 17 wherein the human interface device and the touch surface are external to said germicidal system, wherein said germicidal system further comprises a wired or wireless communication connection and wherein said processor is configured to receive said communication associated with activation of the external human interface device and in response turn the UV light source from on to off.

19. A method of operating a germicidal device to at least partially sterilize a human interface device including a touch surface, said method comprising the steps of:

projecting a ultra-violet (UV) illumination pattern toward the touch surface of the human interface device with a UV light source to initiate a disinfection cycle of the touch surface between human uses of the human interface device;

projecting a ultra-violet (UV) illumination pattern toward the touch surface of the human interface device with a UV light source to initiate a periodic disinfection cycle;

sensing motion in proximity of the human interface device with a sensor;

receiving communication associated with activation of the human interface device;

deactivating said UV light source in response to detecting motion with the sensor; and

deactivating said UV light source in response to receiving communication associated with activation of the human interface device.

20. The method of claim 19 further comprising activating the UV light source for a first time period that is a function of an intensity of the illumination pattern, such that the illumination pattern projected by said UV light source sterilizes the touch surface of the human interface device to no greater than below a surgical grade sterilization.

21. The method of claim 19 further comprising activating the UV light source in response to lack of sensing motion within a first time period and lack of receiving communication associated with activation of the human interface device within the first time period.

22. The method of claim 21 further comprising deactivating the UV light source when a second time period has expired, such that the UV illumination pattern at least partially sterilizes the touch surface of the human interface device to no greater than below a surgical grade sterilization.

23. The method of claim 19 wherein the human interface device and touch surface are external to said germicidal device, wherein said germicidal system further comprises a wired or wireless communication connection and wherein said processor is configured to receive said communication associated with activation of the external human interface device and in response turn the UV light source from on to off.