CHELMSFORD, Mass.--(BUSINESS WIRE)--ZOLL Medical Corporation (NasdaqGS: ZOLL), a manufacturer of resuscitation devices and software solutions, today announced they will report second quarter results before the market opens on April 22, 2009. The Company will then hold a conference call on that date at 10:30 a.m. Eastern Daylight Time (EDT) to discuss its quarterly results, business highlights and outlook.