Surgical Instrument Reprocessing Glossary
100 terms total — 24 showing — Last updated 15 Sep 2026
loaner instrumentation
Surgical instruments borrowed from manufacturers or other facilities for specific procedures, requiring special reprocessing protocols.
adenosine triphosphate test
A rapid test using ATP detection to verify cleanliness of surgical instruments after cleaning.
aeration
Post-sterilization process to remove toxic chemical residues from sterilized medical devices.
air removal test
Daily test procedure to verify proper air evacuation from steam sterilizer chambers before processing loads.
bioburden
The number of viable microorganisms contaminating an object or surface before sterilization.
bioburden reduction
The process of decreasing the number of viable microorganisms on instruments before sterilization.
bioburden testing
Laboratory analysis to quantify the number and types of viable microorganisms present on medical devices before steriliz...
biocompatibility
The ability of medical devices and materials to perform their function without causing adverse biological responses.
biocompatibility testing
Testing to ensure medical devices and their sterilization residues are safe for human contact.
biofilm
A structured microbial community encased in a self-produced polymeric matrix that adheres strongly to instrument surface...
biological indicator
Test device containing viable microorganisms used to monitor sterilization process efficacy.
biological indicator incubation
The controlled growth phase where processed biological indicators are maintained under specific temperature and time con...
Bowie-Dick test
A standardized test used to assess steam penetration and air removal in porous load sterilizers.
cavitation
The formation and violent collapse of microscopic bubbles in ultrasonic cleaning solutions that creates intense localize...
CER
Cleaning Efficacy Rate - a measure of the percentage of instruments that pass cleaning validation testing.
channel irrigation
The process of flushing internal channels and lumens of surgical instruments with cleaning or rinsing solutions.
chelating agent
A chemical compound that binds to metal ions, preventing mineral deposits and corrosion on surgical instruments during c...
chemical indicator
A device that changes color or appearance when exposed to specific sterilization conditions, providing immediate visual...
cleaning validation
Scientific documentation proving that a cleaning process consistently removes soil and contaminants to acceptable levels...
condensate testing
Chemical analysis of water condensed from steam during sterilization to verify steam quality and detect contaminants tha...
consignment instrumentation
Surgical instruments temporarily provided by manufacturers for specific procedures, requiring rapid reprocessing turnaro...
count verification
The process of confirming that all surgical instruments are accounted for before and after each procedure.
critical instrument
Medical devices that enter sterile tissue or vascular systems and require sterilization.
D-value
The time or dose required to achieve a one-log reduction (90% kill) of a microbial population under specified conditions...
decontamination
The initial cleaning process to remove organic matter and reduce microbial load on contaminated instruments.