Certification Board for Sterile Processing and Distribution (CBSPD) Sterile Processing Technician Practice Exam

What sterilization method is most appropriate for non-woven cellulosic wrap and specific containers?

1. Steam Sterilization

2. Ozone

3. Cold Sterilization

4. Vaporized Hydrogen Peroxide

The correct answer is: Ozone

The most appropriate sterilization method for non-woven cellulosic wrap and specific containers is ozone sterilization. This technique is particularly advantageous for materials that can be compromised by high temperatures or moisture, which makes it suitable for certain types of wraps and containers, especially those that are sensitive to steam. Ozone sterilization utilizes intermittent exposure to ozone gas, which is a powerful oxidizing agent, capable of destroying a broad spectrum of microorganisms. It operates at lower temperatures and uses a dry environment, reducing the risk of damage to heat-sensitive materials. Its effectiveness against various pathogens, including spores, adds to its suitability for use with specific wraps and containers that cannot withstand traditional steam sterilization processes. In contrast, while steam sterilization is effective for many items, it may not be suitable for non-woven cellulosic materials that can absorb moisture and be weakened by high temperature. Cold sterilization methods, such as soaking in chemical solutions, may leave residues that can be harmful if not thoroughly rinsed off, and may not achieve the level of sterility required for all items. Vaporized hydrogen peroxide is another alternative, but it may not be as effective on certain wraps or containers as ozone, primarily when it comes to achieving thorough penetration and exposure across various materials