Harris, a communications and information technology company, is expanding further into the healthcare market by purchasing Carefx. The Fusionfx interoperability platform provides standards-based, service-oriented workflow portals for healthcare and gives caregivers a unified view of patient information by creating composite views of data from multiple sources. It is used in more than 800 hospitals, healthcare systems, and health information exchanges (HIEs) across North America, Europe and Asia, partnering with Cerner, IBM and Oracle; Harris has small clients like the Department of Defense, the VA and Social Security. The purchase is expected to close end of 2011. Information Week Healthcare.