Conference Call Accessible Via Live Webcast

BOTHELL, January 28, 2004 - Sonosite, Inc. (NASDAQ: SONO) today announced that the Company will report its fourth quarter and 2003 year-end financial results on Thursday, February 12, 2004 after the market close. Sonosite's management team will host a conference call on Thursday, February 12, 2004 at 1:30 pm (PST)/4:30 pm (EST) to discuss the Company's fourth quarter and year-end results. The call will be broadcast live and can be accessed via the "Investors" Section of Sonosite's website at www.sonosite.com.

A replay of the audio webcast will be available beginning February 12, 2004, 4:30 pm (PST) until February 26, 2004, 12:00 midnight (PST) by dialing (719) 457 0820 or toll-free (888) 203 1112. The confirmation code 461061 is required to access the replay. The call will be also archived on Sonosite's website at http://ir.sonosite.com/.

About Sonosite
Sonosite, 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 eight subsidiaries and a global distribution netwok 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 450 people worldwide.