AGA Medical Files for IPO

AGA Medical Holdings Inc., a Plymouth, Minn.-based maker of medical devices the treatment of structural heart defects and vascular diseases, has filed for a $200 million IPO. It plans to trade on the Nasdaq under ticker symbol AGAM, with Citi, Deutsche Bank Securities and Lehman Brothers serving as co-lead underwriters. Welsh Carson Anderson & Stowe acquired a majority stake AGA Medical via a 2005 equity recap. www.amplatzer.com