Category IB Strongly recommended for implementation and supported by some experimental, clinical, or epidemiologic studies, and by a strong theoretical rationale. Bacterial spores are the most resistant of all living organisms because of their capacity to withstand external destructive agents. Do not use disinfectants to clean infant bassinets and incubators while these items are occupied. Chemical Indicators A chemical indicator on a package verifies exposure to a sterilization process. By law, all applicable label instructions on EPA-registered products must be followed. Disinfect or clean environmental surfaces on a regular basis e. Inform each worker of the possible health effects of his or her exposure to infectious agents e.
Because they travel with the speed of light, they must pass through a thickness measuring several feet before making sufficient collisions to lose all of their energy.
These may be supplied in a self-contained system, in dry spore strips or discs in envelopes, or sealed vials or ampoules of spores to be sterilized and a control that is not sterilized. If the internal chemical indicator is visible, an external indicator is not needed. These electrons are knocked out so violently that they strike an adjacent atom and either attach themselves to it, or dislodge an electron from the second atom. Mechanically clean reusable accessories inserted into endoscopes e. Packaging and labeling of items. Items removed from this type of washer are very hot and must be allowed to cool before they are handled. Follow the sterilization times, temperatures, and other operating parameters e.