Washer Disinfector - Judgement Day Flashcards
what type of process does the washer disinfector use
automated process
what are the stages in the washer disinfector
flush/prewash
main wash
rinse
thermal disinfection
drying
what is the flush/prewash stage
saturates contamination and removes gross contamination
what is the main wash stage
supplemented by detergent to more effectively remove biological matter
what is the rinse stage
removes any remaining residue, biological or chemical before disinfection
what is the thermal disinfection stage
actively kills microorganism with the use of heated water
what is the drying stage
hot air to remove any remaining moisture from the surface of the instruments
what is the only opportunity to remove proteins or prions
flush/prewash
main wash
rinse
what is the temperature for prewash stage
<35mins
what is the temperature used for main wash stage
dependent on chemical used for process
what is the temperature used for rinse stage
<65 degrees
what is the temperature for thermal disinfection and how long
90-95degrees for minimum of 1 minute
what is the temperature for drying
100 degrees
why is washer disinfector the first stage
why bother cleaning manually
fresh water for each stage
thermal disinfection makes it safe to handle when inspecting
consistency
traceability - printed record
what are the daily checks for washer disinfector
check spray arms spin freely
check spray jets not blocked
no debris on strainer/filter and no parts of instruments or any blockage
condition of door seal
suitable amount of chemical in reservoir
record disinfection temperature of first cycle everyday
