prdnews-1-1-21
www.stomaeduj.com
Product News A new disinfection device - DeactivateTM by Xenex
Since the onset of the COVID-19 pandemic,
researchers and manufacturers of products and
equipment have been frantic to develop new
methods, products and equipment to effectively
limit the causes.
PubMed has over 111,190 articles published on
COVID-19, of which over 1,820 articles on dentistry,
to which one can add the over 5 articles published
by the Stomatology Edu Journal (Stoma Edu J).
WHO, FDI, ERO, ADA and other professional
associations have developed a series of rules on
protection against COVID-19, itineraries to be
followed by patients, protection of patients and
medical staff, disinfection of surfaces and equipment.
Xenex Disinfection Services Inc., a global provider The Deactivate device by Xenex
of UV-based disinfection strategies and solutions, is https://xenex.com/deactivate-led/
Xenex Disinfection Services
known for LightStrike™ Germ-Zapping rob robots, 1074 Arion Circle
which are used by many medical institutions around Suite 116 San Antonio
the world to the room no-touch disinfection. TX 78216 USA
Following the COVID-19 pandemic, LightStrike
robots are now used in airports, schools, hotels,
sports arenas, police stations and correctional - Touch-free chemical disinfection
facilities, convention centers and more to quickly - Improve manual cleaning in compact environments
disinfect rooms and large areas. - Ideal for hotels, schools, first aid vehicles, medical
Recently, Xenex Disinfection Services Inc. has facilities, cockpits and more
provided an efficient technology for disinfecting - Not intended for use on medical equipment.
small spaces that are difficult to clean, a high- Three concerns need to be taken into account when
power LED device, Deactivate™, designed to working with UVC rays to disinfect dental rooms:
quickly disinfect enclosed spaces, such as dental • The sensitivity of microorganisms to UVC rays is
examination rooms, ambulances and pilot cabins. highly variable and also dependent on environmental
Deactivate™ is a portable device that uses high- factors such as temperature, relative humidity,
power LEDs to create ultraviolet (UV) light that environment (air, water, ...) and on the condition of
deactivates pathogens, including severe acute the organism. Coronaviruses do not seem be among
respiratory syndrome coronavirus-2 (SARS-CoV-2), the most sensitive organisms. In other words: for
the virus that causes COVID-19. Deactivation does most systems with usual irradiance values, the air
not require heating or cooling time and leaves no will have to pass more than once through to achieve
chemical residue. After disinfection, the area is a useful effect.
immediately available for use. • Regarding the health risks of UVC radiation: studies
Evidence-based tests performed at the Texas report adverse effects on the human eyes and skin
Biomedical Research Institute have shown that the with direct exposure; in addition, UVC rays have
DeactivateTM device has the following performance: genotoxic and carcinogenic properties.
- a 99% disinfection level against SARS-CoV-2 in 30 • Another practical point is the maintenance of the
seconds at 1 meter UVC systems, which requires qualified personnel
- a 99% disinfection level against vegetative bacteria with specific protective equipment to carry out
(methicillin-resistant Staphylococcus aureus) such as the regular cleaning of the lamps and check their
MRSA, Escherichia coli in 1 minute at 1 meter efficiency, as well as replace the lamps.
- a level of disinfection of 99% against bacterial For the practitioner to be fully convinced, I would
spores in 2 minutes at 1 meter. like the manufacturer to provide me with a device
The manufacturer of the portable LED disinfection to be tested so as to compare its efficiency with the
device, Deactivate™, recommends it for a variety of other devices we are currently using in our clinic.
applications:
- Rapid disinfection of frequently affected areas
between uses
Florin - Eugen Constantinescu
DMD, PhD Student
Editorial Director, Product News
https://doi.org/10.25241/stomaeduj.2021.8(1).prodnews.1
84 Stoma Edu J. 2021;8(1): 84 pISSN 2360-2406; eISSN 2502-0285