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Tech in Surgery Prep / Unit 6   TSC 129 short lesson, about 20 seconds

Why Bioburden Matters

Captions available

The idea

Bioburden is the number of microorganisms on an item, and cleaning reduces it before sterilization.

In practice

Microbes die at a steady logarithmic rate under a sterilizing process, so a heavier load of microbes takes longer to eliminate than a lighter one.

Where people slip

Dried blood and tissue make cleaning harder, which is why soiled instruments are kept moist and cleaned as soon as possible.

Your place on the trail

Every lesson rests on earlier ones and opens later ones. Tap any to jump.

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