Abiomed hopes to add a new ventricular assist device to its Impella line of heart pumps next year and plans to enter the Japanese market in 2013; also, Abbott, BSX facing new stent rival?; Baxter closes $500M bond deal; and analysts' ups & downs.

Amid celebrating the first human use of its Symphony implantable heart pump for chronic heart failure patients, Abiomed (NSDQ:ABMD) unveiled a new ventricular assist device for its flagship Impella line of heart pumps.
Announced at the company's annual investors' day in New York, the new device is slated to hit the market some time next summer. Abiomed also has its sights set on entering the Japanese market in 2013.
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