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Rapid SARS-CoV-2 Inactivation in a Simulated Hospital Room Using a Mobile and Autonomous Robot Emitting Ultraviolet-C Light.
Lorca-Oró, Cristina; Vila, Jordi; Pleguezuelos, Patricia; Vergara-Alert, Júlia; Rodon, Jordi; Majó, Natàlia; López, Sergio; Segalés, Joaquim; Saldaña-Buesa, Francesc; Visa-Boladeras, Maria; Veà-Baró, Andreu; Campistol, Josep Maria; Abad, Xavier.
  • Lorca-Oró C; Centre de Recerca en Sanitat Animal, Institut de Recerca i Tecnologia Agroalimentàries, Campus de la Universitat Autònoma de Barcelona, Barcelona, Spain.
  • Vila J; Hospital Clínic, University of Barcelona, August Pi i Sunyer Biomedical Research Institute, Barcelona, Spain.
  • Pleguezuelos P; Institute for Global Health (ISGlobal) - Hospital Clinic, Universitat de Barcelona, Barcelona, Spain.
  • Vergara-Alert J; Centre de Recerca en Sanitat Animal, Institut de Recerca i Tecnologia Agroalimentàries, Campus de la Universitat Autònoma de Barcelona, Barcelona, Spain.
  • Rodon J; Centre de Recerca en Sanitat Animal, Institut de Recerca i Tecnologia Agroalimentàries, Campus de la Universitat Autònoma de Barcelona, Barcelona, Spain.
  • Majó N; Centre de Recerca en Sanitat Animal, Institut de Recerca i Tecnologia Agroalimentàries, Campus de la Universitat Autònoma de Barcelona, Barcelona, Spain.
  • López S; Centre de Recerca en Sanitat Animal, Institut de Recerca i Tecnologia Agroalimentàries, Campus de la Universitat Autònoma de Barcelona, Barcelona, Spain.
  • Segalés J; Departament de Sanitat i Anatomia Animals, Facultat de Veterinària, Universitat Autònoma de Barcelona, Barcelona, Spain.
  • Saldaña-Buesa F; Centre de Recerca en Sanitat Animal, Institut de Recerca i Tecnologia Agroalimentàries, Campus de la Universitat Autònoma de Barcelona, Barcelona, Spain.
  • Visa-Boladeras M; Centre de Recerca en Sanitat Animal, Institut de Recerca i Tecnologia Agroalimentàries, Campus de la Universitat Autònoma de Barcelona, Barcelona, Spain.
  • Veà-Baró A; Departament de Sanitat i Anatomia Animals, Facultat de Veterinària, Universitat Autònoma de Barcelona, Barcelona, Spain.
  • Campistol JM; CovidWarriors, Barcelona, Spain.
  • Abad X; MTS Tech, Barcelona, Spain.
J Infect Dis ; 225(4): 587-592, 2022 02 15.
Article in English | MEDLINE | ID: covidwho-1569705
ABSTRACT
The spread of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) since 2019 has made mask-wearing, physical distancing, hygiene, and disinfection complementary measures to control virus transmission. Especially for health facilities, we evaluated the efficacy of an UV-C autonomous robot to inactivate SARS-CoV-2 desiccated on potentially contaminated surfaces. ASSUM (autonomous sanitary sterilization ultraviolet machine) robot was used in an experimental box simulating a hospital intensive care unit room. Desiccated SARS-CoV-2 samples were exposed to UV-C in 2 independent runs of 5, 12, and 20 minutes. Residual virus was eluted from surfaces and viral titration was carried out in Vero E6 cells. ASSUM inactivated SARS-CoV-2 by ≥ 99.91% to ≥ 99.99% titer reduction with 12 minutes or longer of UV-C exposure and onwards and a minimum distance of 100cm between the device and the SARS-CoV-2 desiccated samples. This study demonstrates that ASSUM UV-C device is able to inactivate SARS-CoV-2 within a few minutes.
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Full text: Available Collection: International databases Database: MEDLINE Main subject: Ultraviolet Rays / Robotics / Sterilization / Virus Inactivation / SARS-CoV-2 / COVID-19 Type of study: Experimental Studies Limits: Humans Language: English Journal: J Infect Dis Year: 2022 Document Type: Article Affiliation country: Infdis

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Full text: Available Collection: International databases Database: MEDLINE Main subject: Ultraviolet Rays / Robotics / Sterilization / Virus Inactivation / SARS-CoV-2 / COVID-19 Type of study: Experimental Studies Limits: Humans Language: English Journal: J Infect Dis Year: 2022 Document Type: Article Affiliation country: Infdis