CHELMSFORD, Mass.--(BUSINESS WIRE)--ZOLL Medical Corporation, a manufacturer of medical devices and related software solutions, announced today that physicians at all of the 17 “Honor Roll” hospitals and all of the 50 “Best Cardiology and Heart Surgery” hospitals designated by U.S. News and World Report for 2012-2013 have prescribed the ZOLL LifeVest® Wearable Defibrillator for patients.