Safety & Infection Control Flashcards

Which Spaulding classification applies to dental implant components that contact bone and sterile tissue?

Answer: Critical

Items that penetrate soft tissue or bone are classified as critical and require sterilization.

What is the recommended minimum temperature and time for steam autoclave sterilization of implant instruments using a gravity cycle?

Answer: 121°C for 15 minutes

A gravity displacement autoclave cycle at 121°C (250°F) for 15 minutes is the standard for wrapped instruments.

Which type of biological indicator is used to monitor steam autoclave efficacy?

Answer: Geobacillus stearothermophilus spores

Geobacillus stearothermophilus is the recommended biological indicator for steam sterilization validation.

When should double gloving be strongly considered during implant surgery?

Answer: All surgical procedures involving blood exposure

Double gloving reduces the risk of skin contact with blood and body fluids during any surgical procedure with blood exposure.

A sharps container used during implant surgery should be replaced when it is:

Answer: Three-quarters full

Sharps containers should be sealed and replaced when they reach the three-quarters full mark to prevent needle-stick injuries.

Which of the following is NOT an acceptable method for handling contaminated impression materials after implant impression taking?

Answer: Placing directly in a bag and shipping to the lab without disinfection

Impressions must be disinfected before being sent to the dental laboratory to prevent cross-contamination.

What does the term 'aseptic technique' mean in the context of implant surgery?

Answer: Practices that prevent introduction of microorganisms into sterile fields

Aseptic technique refers to procedural practices that maintain a sterile environment and prevent microbial contamination during surgery.