BUZZ-Imricor Medical Systems rises on US FDA clearance for two devices

** Shares of ASX-listed Imricor Medical Systems IMR.AX rise as much as 16.3% to A$2.1, their highest level since late April

** U.S.-headquartered medical equipment maker gets Food and Drug Administration nod for its NorthStar mapping system and Vision-MR diagnostic catheter for pediatric label expansion

** The approval would allow co to market the two products for use with patients of any age, including children and young adults

** Stock up over 30% YTD