8. Which of the fol-
lowing items can
undergo an ultra-
sonic cleaning
process?
a. mixed metals
b. powered hand-
pieces
c. wooden handles
d. laparoscopic
graspers
d. Because of the nature of the ultrasonic cleaning process, a number
of items are not validated by their manufacturer for cleaning by this
method, including powered hand-pieces and wooden-handled instru-
ments. Additionally, ultrasonic manufacturers have their own recom-
mendations against sonicating certain types of metal in the same cycle.
Besides implant instrumentation, one of the most common instru-
ments cleaned through sonication are laparoscopic graspers and robot-
ic instrumentation.
9. Decontamination areas should have a negative airflow, and at
least _____ air exchanges per hour.
a. 12 c. 8
b. 10 d. 5
b. While it is common knowledge that the decontamination area
should have negative pressure as compared to surrounding rooms, the
number of recommend air exchanges per hour (10) is lesser known —
and more difficult for the SPD to continuously monitor. Departments
4 0 • O U T PA T I E N T S U R G E R Y M A G A Z I N E • J u l y 2 0 1 8
• FILL TO HERE Sink fill lines and volume indicators help ensure proper dilution of
detergent solution.
