Water Quality in Sterile Processing Flashcards
7 cards from real HSPA practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Water Quality in Sterile Processing flashcards as text
How frequently should water quality testing be performed in a sterile processing department according to best practices?
Answer: Regularly according to a documented quality management program and risk assessment
Best practice requires regular water quality testing at documented intervals determined by risk assessment and equipment manufacturer recommendations, not solely in response to visible problems.
Which test is used to measure the endotoxin content of water in a sterile processing department?
Answer: Limulus Amebocyte Lysate (LAL) test
The LAL (Limulus Amebocyte Lysate) test uses an extract from horseshoe crab blood cells to detect and quantify bacterial endotoxins in water.
What instrument is used to measure water conductivity at the point of use in a sterile processing department?
Answer: Conductivity meter
A conductivity meter measures the electrical conductivity of water in µS/cm, providing a rapid real-time assessment of dissolved ion content and overall water purity.
When should water quality testing results be documented in a sterile processing department?
Answer: At each scheduled testing interval and whenever corrective action is taken
Documentation at every testing interval and corrective action event creates a traceable quality record that supports compliance, trend analysis, and regulatory review.
What immediate action should be taken if water quality testing reveals conductivity values exceeding acceptable limits?
Answer: Investigate the cause, notify department leadership, and halt use of that water source until the issue is corrected
Water failing quality standards must not be used for instrument reprocessing; the root cause must be identified and corrected, and documentation completed before resuming use.
What is the primary purpose of a recirculating distribution loop in a critical water system?
Answer: To keep water continuously circulating, preventing stagnation and biofilm formation while ensuring consistent quality at all use points
Continuous recirculation in a distribution loop eliminates stagnant areas where biofilm can establish, and ensures uniform water quality is maintained at every point of use.
Which AAMI standard specifically provides guidance on water quality for the reprocessing of medical devices?
Answer: AAMI ST108
AAMI ST108 (Water for the reprocessing of medical devices) specifically establishes water quality parameters, testing requirements, and acceptable limits for critical and utility water used in medical device reprocessing.