PLEASANTON, Calif., June 21, 2012 (GLOBE NEWSWIRE) -- ZELTIQ® Aesthetics, Inc. (Nasdaq:ZLTQ), a medical technology company focused on developing and commercializing products utilizing its proprietary controlled-cooling technology platform branded CoolSculpting®, today announced that Robert Tyson has been promoted from Regional Sales Director for the East Region to Vice President of North America Sales.