Longmont, Colorado - February 2, 2006 - Sonora Medical Systems, a leading supplier of aftermarket products, services and test equipment to the medical imaging market, announces the promotion of Donald Patterson as its Director of Strategic Accounts and Global Sourcing. Patterson joined Sonora in 1998 as its business-to-business sales manager. He has been successfully involved in the diagnostic ultrasound market for more than 20 years in various increasingly responsible positions.

In this newly created role Patterson will be directly responsible for forging closer alliances with aftermarket service and support companies including the multivendor groups at Siemens, Philips and General Electric.

"Our internal product and service development infrastructure and capacity for both ultrasound and MRI products has grown very quickly over the last 24 months and we concluded that to maximize our impact on the multivendor service business we would need a professional of Don's qualifications and history within this business segment to drive our opportunities to the next level," said G. Wayne Moore, president and CEO of Sonora.

More Voices