Chapter 14- Aseptic Technique in Imaging
Differentiate between medical and surgical asepsis.
Medical asepsis is the practice of eliminating as many microbes as possible with soap, water, and friction. Surgical asepsis is the practice of chemicals or heat for sterilization.
Medical asepsis is needed for. . .
Taking a flat plate image of the abdomen, and measuring vital signs.
Surgical asepsis is needed for. . .
Administering an intravenous contrast agent, re-applying a dressing, and catheterization of the urinary bladder.
When entering a surgical suite and preparing to enter Zone 2, the radiographer must:
change into a scrub suit, don shoe covers, and cover his/her hair
The three most common causes of contamination of a surgical site are. . .
Use of contaminated instruments, contaminated gloves, and wet or damp sterile field.
Maintenance of the sterile field is the duty of. . .
Everyone working there.
Disinfectants are categorized depending on their ability to disinfect. Alcohol is considered an intermediate level disinfectant. This means that it:
May be used to disinfect thermometers
If there is a question about the sterility of an item, the radiographer must:
Consider it unsterile and replace it
When opening a sterile wrapper, the fold. . .
farthest from the radiographer is opened first.
The purpose of the surgical scrub is:
To remove as many microbes as possible for the skin
Any dressing removed in the imaging department must be considered:
When sterile drapes are placed by the sterile person. the drape is placed:
In the area nearest the sterile person first
If the radiographer is allergic to latex, he must:
Request gloves that are not of latex material
Sterile technique must be used during a dressing change. . .
at all times.