CP 7 - Infection prevention & control Flashcards
what can hand hygiene do in the cycle of infection prevention?
remove source/reservoir
definition of sterilisation?
complete killing or removal of all types of micro-organisms
what are some of the sterilisation methods
heat - moist/dry
chemical - gas, liquid
filtration
ionising radiation - used for single use disposable equipment
how is moist heat achieve sterilisation?
delivery of steam under high pressure
how is dry heat achieve sterilisation?
controlled temp cycles
definition of disinfection?
Removal or destruction of sufficient numbers of potentially harmful micro-organisms to make an item safe to use
definition of antispesis?
disinfection applied to damaged skin or living tissues
how is disinfection achieved
always by use of chemical disinfectants
how is surgical instrument decontaminated for surgery?
sterilisation - moist heat
how is flexible endoscope decontaminated for surgery?
“High level” disinfection - chemical (washer-disinfector)
how is syringe needle decontaminated for surgery?
sterilisation - ionising radiation & dispose after use
how is central venous catheter insertion site decontaminated for surgery?
antisepsis - chemical
