Sterilization Methods and Technologies

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Questions and Answers

What is a key advantage of using the plasma method for sterilization?

  • Ability to sterilize at high temperatures
  • Increased drying times for unwrapped instruments
  • Preservation of polymer integrity at low temperatures (correct)
  • Short exposure times at high temperatures

For wrapped instruments in a table-top gravity-displacement steam sterilizer, what is the exposure time required at 132°C (270°F)?

  • 3 min
  • 30 min
  • 10 min
  • 15 min (correct)

What is the recommended drying time for textiles/porous loads in a table-top gravity-displacement steam sterilizer at 134°C (273°F)?

  • 3 min (correct)
  • 99 min
  • 20 min
  • 30 min

What is the exposure time for unwrapped nonporous items, such as instruments, in a table-top dynamic-air-removal steam sterilizer at 135°C (275°F)?

<p>4 min (C)</p> Signup and view all the answers

In immediate use or 'flash' sterilization, what is recommended regarding the storage of items after sterilization?

<p>Items should be used immediately (D)</p> Signup and view all the answers

What is the exposure time required for wrapped instruments in a table-top dynamic-air-removal steam sterilizer at 121°C (250°F)?

<p>20 min (A)</p> Signup and view all the answers

What is the recommended exposure time for textiles/porous loads in a table-top dynamic-air-removal steam sterilizer at 132°C (270°F)?

<p>20-60 min (A)</p> Signup and view all the answers

What potential hazard is associated with hydrogen peroxide gas plasma sterilization?

<p>Staff exposure risk (A)</p> Signup and view all the answers

How does lumen length affect the effectiveness of Ethylene oxide (EtO) sterilization?

<p>Decreases effectiveness (C)</p> Signup and view all the answers

What is a drawback of vaporized hydrogen peroxide sterilization?

<p>Requires special packaging material (D)</p> Signup and view all the answers

Which type of disinfection is Glutaraldehyde primarily used for?

<p>High-level disinfection (D)</p> Signup and view all the answers

What is a limitation of using Phenolic for disinfection?

<p>May cause tissue irritation (D)</p> Signup and view all the answers

Why can Glutaraldehyde not process cellulose materials?

<p>Lack of penetration into cellulose (A)</p> Signup and view all the answers

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