TOKYO, Oct. 29 /PRNewswire/ -- Aloka Co., Ltd., the Innovator in Ultrasound for more than 50 years, announced today the introduction of two ultrasound systems with dedicated platforms for advanced cardiac and vascular imaging, the ProSound Alpha 10 and the ProSound Alpha 7 at Scientific Session 2007 of American Heart Association, at the Orange County Convention Center in Orlando, Florida, November 4-7, 2007.