Former senior partner at Deloitte and Touche brings 33 years of corporate financial expertise
BOTHELL, WA - February 7, 2006 - Sonosite, Inc. (Nasdaq:SONO), the world leader in hand-carried ultrasound, today announced the appointment of Paul V. Haack, 55, to its Board of Directors and the Board's Audit Committee. Mr. Haack recently retired from Deloitte and Touche as a senior partner, after practicing as a CPA with the firm since 1972. During that time, he held positions of increasing responsibility, most recently as the lead partner on the United Airlines and Boeing accounts in Deloitte's Chicago office.

He also served as lead partner for Boeing during his 28 years in Deloitte's Seattle office. During his career, he was the lead technical partner in Deloitte's Northwest and Milwaukee Practices. "Paul brings a wealth of public company accounting experience to our Board," said Kevin M. Goodwin, Sonosite President and CEO.

"His knowledge and financial expertise will be key assets as we plan and pursue strategies for continued growth and increased profitability." Mr. Haack received a B.S. Degree in business from the University of Montana. He has served on the boards of the School of Business Administration at the University of Montana and was a founder of the American Institute of Certified Public Accountants Defense Contractor's Committee. He has also served as Board President for Hospice of Seattle and as Chairman of the Providence Hospital Foundation. With the appointment of Mr. Haack, Sonosite's Board of Directors expands to 11 members, ten of whom are independent, consistent with Nasdaq listing standards and Sonosite's corporate governance guidelines, which require that a majority of board members be independent.

About Sonosite
Sonosite, Inc. (www.sonosite.com) is the innovator and world leader in hand-carried ultrasound, with an installed base of more than 25,000 systems. The company, headquartered near Seattle, is represented by eight subsidiaries and a global distribution network in over 75 countries. 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 470 people worldwide.