CIS Preparation and Packaging Methods Questions and Answers 2

Question 1

What is the maximum recommended weight for a wrapped instrument tray?

Accepted Answer

25 pounds

Answer

AAMI recommends that wrapped instrument trays should not exceed 25 pounds to ensure adequate sterilant penetration, proper drying, and safe handling.

Question 2

How many layers of woven textile wrappers are required for sterilization?

Accepted Answer

A minimum of two layers

Answer

A minimum of two layers (sequential double wrapping) is required to create an adequate microbial barrier, as single-layer woven wraps have inadequate barrier properties.

Question 3

What is the purpose of internal chemical indicators placed inside sterilization packs?

Accepted Answer

To verify that sterilization conditions were achieved inside the pack

Answer

Internal chemical indicators verify that sterilization parameters were achieved inside the pack at the most challenging location, complementing external indicators and biological monitoring.

Question 4

What is the correct technique for wrapping an instrument tray using the envelope fold method?

Accepted Answer

Place the tray diagonally, fold bottom up, fold each side, then fold top down and secure

Answer

The envelope fold places the tray diagonally, folds the bottom corner up with a cuff, folds each side with cuffs, and folds the top down and secures with tape.

Question 5

When should peel pouches be used instead of wrapped trays for sterilization?

Accepted Answer

For single instruments or small sets requiring individual sterile presentation

Answer

Peel pouches are appropriate for individual instruments or small sets that need to be presented separately in a sterile manner.

CIS - Certified Instrument Specialist Practice Test

CIS - Certified Instrument Specialist Practice Test

CIS Preparation and Packaging Methods Questions and Answers 2