BOTHELL, WA - July 29, 2005 - SonoSite, Inc. (Nasdaq: SONO), the world leader in hand-carried ultrasound, today announced the appointments of Thomas J. Dugan as Senior Vice President, Marketing and Robert L. Massa as Vice President, Corporate Accounts.Mr. Dugan brings 24 years of experience in marketing, sales, business development and operations in the medical device industry to SonoSite. He is currently a member of the Board of Directors for RITA Medical Systems, a medical device company focused on innovative oncology therapies, and a consultant to several medical device companies. From 2002 to 2004, Mr. Dugan was President of InterVascular, Inc., a subsidiary of Datascope Corporation and was a corporate officer of Datascope. He also served as corporate vice president of business development for Datascope from 2001 to 2002. From 1999 to 2001, Mr. Dugan was vice president of marketing for United States Surgical, a division of Tyco Healthcare, and responsible for their Auto Suture and USS/D&G Suture businesses. From 1996 to 1999, he headed business development for United States Surgical during a period when it made numerous acquisitions, investments and divestitures. Mr. Dugan has held management positions in sales, marketing and international with C.R. Bard, Puritan-Bennett and Johnson & Johnson.Mr. Massa's career spans more than 20 years in the ultrasound industry. Most recently, he served as national sales manger, enterprise and strategic accounts for the ultrasound division of GE Healthcare. He also held the position of national sales manager for radiology ultrasound at GE from 2003 to 2004. From 1989 to 2003, Mr. Massa held sales management positions of increasing responsibility at ATL Ultrasound and Philips Medical Systems subsequent to its acquisition of ATL, including serving as senior director, national manager of enterprise accounts. At SonoSite, Mr. Massa will be responsible for generating and managing sales to large buying groups, integrated health networks, government agencies, hospital corporations and commercial accounts."I am delighted to welcome these accomplished individuals to our executive team," said Kevin M. Goodwin, SonoSite President and CEO. "Their experience and talent will make an important contribution in further building SonoSite€™s leadership position in the market and expanding the use of hand-carried ultrasound throughout medicine." About SonoSiteSonoSite, Inc. (www.sonosite.com) is the innovator and world leader in hand carried ultrasound, with an installed base of more than 20,000 systems. The company, headquartered near Seattle, Washington is represented by seven subsidiaries and a global distribution network in over 75 countries. Approximately half of its revenues are generated from international markets. SonoSite's small, lightweight systems are expanding the use of ultrasound across the clinical spectrum by cost-effectively bringing high performance ultrasound to the point of patient care. The company employs approximately 450 people worldwide.