BEDFORD, Mass.--(BUSINESS WIRE)--Cambridge Heart, Inc. (OTCBB:CAMH) today announced that Healthcare Service Corporation (“HCSC”) has revised its Coverage Policy Bulletin (MED202.006) on Microvolt T Wave Alternans agreeing to make it a covered benefit. HCSC provides healthcare benefits to 11.6 million beneficiaries through its BlueCross BlueShield divisions in Texas, Illinois, New Mexico and Oklahoma. The new policy states: