Rest 2300 Kittering p.I 7-14

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Vegetative organism

growing microorganisms
Sterilization

Complete destruction of all microorganisms
Disinfectoin

The process of destroying vegitative pathogenic microorganisms
Pathogenic organism

disease producing microorganisms
Contaminated

the introduction of disease-causing organisms
Static

growth is inhibited
Cidal

microorganisms are killed
Spore

a resistant form of certain species of bacteria
True or False

All equipment should be adequately cleaned by removing organic soil and disassembled prior to the disinfection process.

True
Physical methods of Disinfection and Sterilization
1. Steam under pressure (steam autoclave)
- a. Conditions for sterilization: 121⁰C at 15 psi
- b. cannot be used for plastics or other heat sensitive items
- c. items must be wrapped in penetrable packaging
- d. all air must be evacuated and steam must be allowed to penetrate all parts of the load
- e. heat sensitive tapes and or biological indicators are used to assure that the conditions for sterilization have been met.
Physical methods of Disinfection and Sterilization
2. Pasteurization- disinfection processes using moderate temperatures to kill vegetative organisms.
- a. Items are first washed and then completely submersed in a hot water bath 63-70⁰C for 30 min.
- b. Items must then be completely dried assembled and packaged
- c
Physical methods of Disinfection and Sterilization

3. Incineration- the best method of treating contaminated disposable items and supplies.
Physical methods of Disinfection and Sterilization
4.Irradiation-
- gamma rays are used to sterilize pre packaged equipment
- a. Items that have been gamma radiated should not be re-sterilized with ethylene oxide
Chemical Methods of disinfection and sterilization.

Author

jnikrap

281937

Card Set

Rest 2300 Kittering p.I 7-14

Description

Rest 2300 Kittering p.I 7-14

Updated

2014-09-02T21:40:58Z

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