Olympus UHI-4 - Signs of Degradation from Reprocessing and Its Number of Times

Chapter 6 Reprocessing, Storage, and Disposal
117
HIGH FLOW INSUFFLATION UNIT UHI-4
Do not steam-sterilize the High Flow Insufflation Unit and
Smoke Evacuation Foot Switch. Steam sterilization will cause
severe damage.
• Perform autoclaving with a prevacuum steam sterilization
cycle compliant with ISO 17665-1: 2006 and EN 285: 2015.
• Use sterilization wraps and packaging compliant with
ISO 11607-1: 2006+A1, ISO 11607-2: 2006+A1.
6.10 Signs of degradation from reprocessing and its
number of times
• Improper reprocessing may significantly reduce the service
life of the High Flow Insufflation Unit and accessories.
Avoid the following.
 Reprocessing without observing the instructions of the
manufacturer
 Application of multiple sterilization methods
 Immersion in a chemical for an excessive amount of time
Process phase Parameter Value
Prevacuum steam
sterilization cycle
Setting temperature 134C (274F) 134C (274F)
Setting exposure time
3 minutes 18 minutes
Drying Setting drying time a minimum of 30 minutes
• If the sterilization packaging of accessory taken out of the sterilizer is wet, sterilization
effect may not be maintained. Reconsider conditions such as drying time and sterilize
again.
• Drying time depends on various factors including kinds of sterilizer, type of sterilization
packaging and volume of loading. Confirm the appropriate drying time beforehand.
Table 6.7 Parameters for prevacuum steam sterilization cycle