🦠microbiology review

Sterile field

Written by the Fiveable Content Team • Last updated September 2025
Written by the Fiveable Content Team • Last updated September 2025

Definition

A sterile field is an area free of microorganisms, created by using sterilized materials and techniques to prevent contamination during medical procedures. It is essential for maintaining asepsis in environments where controlling microbial growth is crucial.

5 Must Know Facts For Your Next Test

  1. A sterile field is maintained using sterilized instruments, gloves, and drapes.
  2. The boundary of a sterile field should never be crossed by unsterilized objects or personnel.
  3. Sterile fields are critical in surgeries, wound care, and laboratory settings to prevent infections.
  4. The creation of a sterile field requires meticulous hand hygiene and the use of personal protective equipment (PPE).
  5. Breaks in the sterile technique can lead to contamination and increase the risk of healthcare-associated infections (HAIs).

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