Sterilization; Ethylene Oxide (Eto) Gas Sterilization - Hitachi UST-9124 Instruction Manual

5-11. Sterilization

See "Table 1. Applicable cleaning
Follow the instructions of the sterilizer manufacturer regarding usage, temperature and sterilization-time
etc. Handling and maximum input to chamber of sterilizer should be according to operation manual of the
sterilizer.

5-11-1. Ethylene oxide (EtO) gas sterilization

Sterile conditions of applicable sterilization methods are as follows.
Regarding the operation of the sterilizer, refer to the documentation supplied with the sterilizer.
RB-945BP-NS
Warning
Perform full aeration after gas sterilization.
Residual gas can cause an adverse reaction to the operator or patient.
disinfection and sterilization methods" for available sterilization methods
,
Perform sterilization in the following conditions:
Gas Type:
Temperature:
Exposure Time:
Pressurization:
Depressurization:
Relative humidity:
Aeration is minimum
Perform sterilization in the following conditions:
Gas Type:
Temperature:
Exposure Time:
Pressurization:
Depressurization:
Relative humidity:
Aeration is minimum
10% EO/ 90% HCFC
50 - 60°C
122 - 140°F
More than 120 minutes
162 - 200kPa
13 - 8kPa
40 - 90%
12 hours
30% EO/ 70% CO2
45 - 55°C
113 - 131°F
More than 240 minutes
89 - 108kPa
13 - 8kPa
30 - 60%
12 hours
-37-
MN1-1162 Rev. 21