Abstract:An optical barrier (OB) may eliminate the entrance of aerosol generated by clinical procedures in sterilization devices. The OB is a new alternative for sterilizing medical and dental instruments. The objective of the study was to evaluate the action of the OB on the entrance of bacteria into an autoclaving system and to correlate the time and distance of exposure. To test the configuration of the device, we used Escherichia coli. A lamp utilized in this instrument was low pressure with a wavelength around 254… Show more
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