July 20 (Reuters) - TSO3 Inc TOS.TO :
* TSO3 files for an extended claim for duodenoscopes
* Has filed a 510(k) submission with US regulators for its STERIZONE VP4 Sterilizer
* Filing supported by lab data validating STERIZONE VP4 Sterilizer can terminally sterilize multi-channel flexible endoscopes with a duodenovideoscope