US 12,433,964 B2
Antiviral and antibacterial disinfection aero-solution using edible food dyes
Young L Kim, West Lafayette, IN (US); Jung Woo Leem, West Lafayette, IN (US); Hee-Jae Jeon, West Lafayette, IN (US); and Yuhyun Ji, West Lafayette, IN (US)
Assigned to Purdue Research Foundation, West Lafayette, IN (US)
Filed by Purdue Research Foundation, West Lafayette, IN (US)
Filed on May 7, 2021, as Appl. No. 17/314,908.
Claims priority of provisional application 63/058,433, filed on Jul. 29, 2020.
Claims priority of provisional application 63/021,569, filed on May 7, 2020.
Prior Publication US 2021/0346531 A1, Nov. 11, 2021
Int. Cl. A61L 2/08 (2006.01); A61L 2/00 (2006.01); A61L 9/14 (2006.01); A61L 9/18 (2006.01)
CPC A61L 2/0088 (2013.01) [A61L 2/0052 (2013.01); A61L 2/0076 (2013.01); A61L 9/145 (2013.01); A61L 9/18 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A whole-body voluminous antiviral and antibacterial disinfection system, consisting of:
a sterilization chamber adapted to allow one or more persons to stand therein, including
a nozzle disposed in the sterilization chamber in a location proximate a lower corner of the sterilization chamber wherein fluid ejected from said nozzle avoids direct contact with eyes or face of the one or more persons;
a tank at least partially filled with an edible photosensitizer fluid disposed outside the sterilization chamber, wherein photosensitizer aerosols are converted to reactive oxygen species (ROS) when illuminated with visible light; and
a visible light source within the sterilization chamber adapted to flood the sterilization chamber with light.