The cleaning and disinfection processes require validation to demonstrate they will consistently clean and disinfect all instrument or load scenarios likely to be presented including those most difficult to clean and disinfect (maximum challenge). The choice of test loads and test soils need careful consideration to ensure that this objective is met.
Within sterile services (CSSD’s/CDU’s) the installation and use of ultrasonic cleaners is intended for pre-cleaning activities prior to disinfection in a validated washer-disinfector.
