Olympus VISERA ENF-V2 - Page 47

Chapter 6 Recommended Reprocessing Methods and Chemical Agents
43
VISERA RHINO-LARYNGO VIDEOSCOPE ENF-V2
Figure 6.1
Ethylene oxide gas exposure parameters (gas mixture 20% EtO/80% CO
2
)
Process Parameters
Ethylene oxide gas
sterilization
Temperature
57C
Pressure 0.1 – 0.17 MPa
Humidity 55%
Exposure time 1.75 hours
Ethylene oxide gas
concentration
0.6 – 0.7 mg/cm
3
(600 – 700 mg/l)
Aeration Minimum aeration
parameters
12 hours in an aeration chamber
at 50 – 57C or 7 days at room
temperature
Table 6.2
Connecting the ETO cap
ETO cap (MB-156)