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What is aseptic technique?

The precautions taken to prevent contamination thus infection that can lead to delayed post-operative healing

Define contamination:

micro-organisms are present but not necessarily infective

The factors of infection are:

# of microorganisms, virulence of microorganisms, susceptibility of animal, and route of exposure

Rules of Aseptic Technique are to minimize contamination to:

the operative personnel, surgery instruments, equipment, patient, and surgical environment

Be aware of what is sterile and what isn't. If in question...

assume it is non-sterile.

Restrict body movements in the surgery suite to...

reduce air currents. Think dust and hair.

Sterilization is:

the destruction of all microorganisms on a surface or object

Disinfection is:

the destruction of most pathogenic microorganisms on non-living objects. Classified according to spectrum of activity.

Antisepsis is:

the destruction of most pathogenic microorganisms on animate objects. Used during skin preparation.

What are the different methods or modes of action for asepsis:

Physical or chemical

Asepsic method or mode depends on:

temp., concentration, organisms, surfaces, organic debris, and method of application

Chemical method of asepsis examples:

soaps, detergents, disinfectants, and gases

Physical methods of asepsis examples:

dry heat, moist heat, radiation, filtration, and ultrasonic vibration

All members assisting in surgery should have:

scrubs w/short sleeves, cap, mask, gown, gloves, and shoe coverings on.

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