CHELMSFORD, Mass.--(BUSINESS WIRE)--ZOLL Medical Corporation (NASDAQ GS: ZOLL), a manufacturer of resuscitation devices and related software solutions, announced today that physicians at all of the 21 “Honor Roll” hospitals and all of the 50 “Best Heart and Heart Surgery” hospitals designated by U.S. News and World Report for 2009-2010 have prescribed the ZOLL LifeVest® Wearable Defibrillator for patients.