2015年4月26日 星期日

Sterilization 2

Uses of  Flash sterilization:

it is for processing cleaned patient-care items that can not be packaged and stored before use. it also use when there is no time to sterilize an item by the preferred package methods.

Low-Temperature Sterilization Technologies

Low-temperature sterilization technologies are used instead of steam for sterilizing heat-sensitive or moisture-intolerant surgical equipment and supplies.





Hydrogen Peroxide Gas Plasma

new sterilization technology based on plasma was patented in 1987. gas plasmas have been referred to as the fourth state of matter(liquids,solids,gases,gas plasmas) gas plasmas are generated in an enclose chamber under deep vacuum using radio frequency or microwave energy to excite the gas molecules and produce charged particles many of which are in the form of free radicals, it's a highly reactive species and thereby disrupt the metabolism of microrganisms

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