Skills Hub

infection-control

Establishing and Maintaining a Sterile Field

Always tested on the CCMA

Open and maintain a sterile field without contaminating it.

About this skill

Open a sterile package using the flaps-out technique, establish a 1-inch contaminated border, and add sterile items. Recognize when a field has been compromised (below waist level, wet, out of view).

10 total steps
4 critical steps
Time limit: 5 min

What graders are watching for

  • 1
    Anything below waist level is contaminated
  • 2
    Do not reach over a sterile field
  • 3
    A wet field is contaminated (moisture wicks contamination)

Common mistakes (and how to avoid them)

  • !
    Opening the closest flap first (contaminates the field)
  • !
    Touching the inside of the sterile drape
  • !
    Turning your back on the field

Practice this skill step-by-step

The static walkthrough above is the marketing overview. The full step-by-step interactive practice (with critical-step highlighting, per-step "why this matters" rationale, and what graders watch for on each individual step) is unlocked with a subscription.

Related infection control skills