ST. PAUL, Minn.--(BUSINESS WIRE)--Cardiovascular Systems, Inc. (CSI) (Nasdaq:CSII) will host a live webcast of its fiscal 2010 first-quarter conference call on Wednesday, November 4, 2009, at 3:45 p.m. CT (4:45 p.m. ET). David L. Martin, president and chief executive officer, and Laurence L. Betterley, chief financial officer, will discuss the company’s results for the fiscal first quarter ended September 30, 2009, and its financial outlook. The company will issue a post-market earnings release on November 4.