Showing posts with label sterilization. Show all posts
Sterilization
What is sterilization ?
Sterilization is the process by which all viable micro-organisms including theirs spores are killed.
OR
Sterilization may be defined as a process by which an article is made free from all viable micro-organisms and their spores.
Object of sterilization:
1.Medical, dental and surgical instruments those involve penetration into blood ,tissues and other parts of the living body requires Sterilization to prevents infection .
e.g. - surgical operation , intravenous infusion , hypodermic injection ,diagnostic aspiration etc......
2. In microbiology the culture media , suspending fluids, re-agents, containers and equipment used requires sterilization of pure culture.
3. In pharmaceutical laboratories , sterilization is essential for the production of bacteria free medicine
Different types of sterilization:
Sterilization is mainly classified into
a) Physical process.
b) chemical process.
c) Filtration.
Physical process for Sterilization is again consists of
** Heat
** Radiation.
Autoclave sterilization
