1
what is a percutaneous infection?
needle stick/through the skin
when using barriers, what is the appropriate disinfection protocol?
pre clean, disinfect between pts, and use barriers
can idophor be used as a surface disinfectant?
yes
an intermediate or low level disinfectant are suitable for cleaning what?
non-critical items
what is flash sterilization?
unwrapped, immediate use
what does the CDC consider saliva to be?
potentially infectious body fluid
what do you do if the surface below the barrier is touched?
clean and disinfect
for sterilization to occur, how long must an item be immersed?
6 hours
instrument flow should be??
dirty to clean to storage
what is a process indicator?
external chemical monitoring
number of pathogenic microorganisms can be directly related to what?
bioburden
why is pre-cleaning done?
reduce microbes, remove blood, saliva and bodily fluids
what are the precautions using gluteraldehyde?
avoid inhaling, rinse thoroughly, wear PPE
why are holding solutions used?
prevent blood drying and debris
a process indicator that changes color is useful how?
determines if sterilization has occurred
what are standard precautions?
represent a standard of care to protect healthcare workers
what is a disinfectant?
chemical that can destroy or inactivate microorganisms
how many weeks can TB live without a host?
5 weeks
least desirable form of instrument cleaning?
hand scrubbing
what is chemical vapour sterilization?
use of chemicals, must be dried to prevent rust
what is a transfer surface?
OSAP regards an instrument tray to be a transfer surface
what must a disinfectant be?
registered with EPA and registered as a hospital disinfectant.
complex phenols can destroy what?
plastic and glass surfaces
the ultrasonic cavitron causes _____ and _____.
cavitation and implosion
what is dry heat sterilization?
uses extremely high temperature