** Shares of Nanosonics NAN.AX rise as much as 11.8% to A$4.35, their highest level since June 16

** Stock set for best day since March 20

** Infection prevention company gets U.S. Food and Drug Administration (FDA) clearance for its latest generation of trophon technology, meant to be used as a disinfection system during ultrasound probes

** Clearance will allow co to launch trophon3 and trophon2 Plus in the United States, representing opportunity to install around 30,000 devices in total

** YTD, stock up 32.6%

(Reporting by Shruti Agarwal in Bengaluru)

((Shruti.Agarwal@thomsonreuters.com;))