DANVERS, Mass.--(BUSINESS WIRE)--ABIOMED, Inc. (NASDAQ: ABMD)(“Abiomed”) today announced that it has entered into a Recapitalization Agreement dated June 20, 2008 among World Heart Corporation (“WorldHeart”), its wholly-owned subsidiary, World Heart Inc. (“WHI”), Venrock Partners V, L.P., Venrock Associates V, L.P. and Venrock Entrepreneurs Fund V, L.P. (collectively, “Venrock”), Special Situations Fund III QP LP, Special Situations Cayman Fund, L.P., Special Situations Private Equity Fund, L.P., Special Situations Life Sciences Fund, L.P. and Austin Marxe (collectively, “SSF”) providing for the recapitalization of World Heart.