Under the Spaulding classification, how is a periodontal scaler used for subgingival debridement classified?

  • Correct answer

    Critical

  • Semicritical

  • Noncritical

  • Environmental surface

This question is one of 15 in AFK practice: Prevention, infection control and ethics. Test yourself on all of them.

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Explanations

  • Instruments that penetrate soft tissue or bone, or enter sterile tissue, are critical and must be sterilized. Semicritical items, such as mouth mirrors, contact mucous membranes without penetrating them.

    Source: CDC Guidelines for Infection Control in Dental Health-Care Settings (2003) — oneguy

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