Clinical application of 222 nm wavelength ultraviolet C irradiation on SARS CoV-2 contaminated environments
Wen‐Lin Su, Chih-Pei Lin, Hui-Ching Huang, Yao‐Kuang Wu, Mei‐Chen Yang, Sheg-Kang Chiu, Ming-Yieh Peng, Ming-Chin Chan, You‐Chen Chao
Abstract
This was a preliminary study on ultraviolet C (UVC) irradiation for SARS-CoV-2-contaminated hospital environments. Forty-eight locations were tested for SARS-CoV-2 using RT-PCR (33.3% contamination rate). After series dosages of 222-nm UVC irradiation, samples from the surfaces were negative at 15 s irradiation at 2 cm length (fluence: 81 mJ/cm2).
Topics & Concepts
IrradiationContaminationUltravioletUltraviolet irradiationSevere acute respiratory syndrome coronavirus 2 (SARS-CoV-2)Coronavirus disease 2019 (COVID-19)FluenceSars virusRadiochemistryMaterials scienceChemistryMedicineOptoelectronicsBiologyPhysicsPathologyNuclear physicsInfectious disease (medical specialty)EcologyDiseaseInfection Control and VentilationCOVID-19 and healthcare impactsSkin Protection and Aging