Dennis Christensen has been involved with the sterilization of medical devices since 1967. He is an active Member at AAMI and has sat on the 11135 EO sterilization Standards committee since 1984. He Patented process challenge devices for monitoring all gas sterilization methods and sold that company to Mesa labs 4 years ago. His experience includes all methods of medical device sterilization including design of facilities, construction and operation of sterilization facilities. Currently Dennis owns a Contract EO sterilization facility in San Jose. Recently Dennis participated and spoke at the two day FDA meeting in Maryland reviewing the status of sterilization of medical devices and going into the future for sterilization methodology.