Concepts Cleaning Disinfection Sterilization a process that destroys all forms of microorganisms, including bacterial spores
Concepts Cleaning Disinfection Sterilization ◼ A process that destroys all forms of microorganisms, including bacterial spores
Decontamination Steps C cleaning Sterilization Disinfection Steam( Dry( Chim-/High-level Intermediate Low-level level under Pressure Heat disinfection disinfection ical disinfection Use or storage
Decontamination Steps
Levels of disinfection and sterilization Low-level disinfection(LLD),Intermediate-level disinfection(ILD), High-level disinfection(HLD) Level Bacteria Fung Viruses (真菌) Lipid Nonlipid Vegetative Tubercle Spores bacilli sterilization HLD LD + LLD
Levels of disinfection and sterilization Level Bacteria Fungi (真菌) Viruses Lipid Nonlipid Vegetative Tubercle bacilli Spores sterilization ﹢ ﹢ ﹢ ﹢ ﹢ ﹢ HLD ﹢ ﹢ ± ﹢ ﹢ ﹢ ILD ﹢ ﹢ ﹣ ﹢ ﹢ ± LLD ﹢ ﹣ ﹣ ﹣ ﹢ ﹣ Low-level disinfection (LLD) ,Intermediate-level disinfection (ILD),High-level disinfection (HLD)
How to select disinfection and sterilization Items' risk to patients a High risk(critical) items a Intermediate risk(semi-critical) items a Low risk(noncritical) items
◼ Items’ risk to patients ❑ High risk(critical) items ❑ Intermediate risk (semi-critical) items ❑ Low risk (noncritical) items How to select disinfection and sterilization
How to select disinfection and sterilization Items' risk to patients a High risk(critical) items Items that reach the sterile tissues or organs( such as body cavities and the vascular system). Items: Surgical instruments, syringes Items should be sterilized before using
◼ Items’ risk to patients ❑ High risk(critical) items ◼ Items that reach the sterile tissues or organs( such as body cavities and the vascular system). ◼ Items: Surgical instruments, syringes ◼ Items should be sterilized before using How to select disinfection and sterilization