SOUTH JORDAN, Utah, March 16, 2009 (GLOBE NEWSWIRE) -- Merit Medical Systems, Inc. (Nasdaq:MMSI), a leading manufacturer and marketer of proprietary disposable devices used primarily in cardiology, radiology and gastroenterology procedures, today announced that the previously signed definitive agreements to acquire the assets of Alveolus, Inc., and Biosearch Medical Products, Inc. have been closed.