LAKE FOREST, Calif.--(BUSINESS WIRE)--I-FLOW CORPORATION (NASDAQ:IFLO) announced today that total revenue from continuing operations in the second quarter increased 21% to a record $35.3 million compared to $29.1 million for the same period of the prior year. Sales of Acute Care products, which include Regional Anesthesia (RA) sales of the Company's flagship ON-Q® product lines and AcryMed revenues, increased 21% for the second quarter of 2008 to $27.9 million compared to $23.0 million for the second quarter of 2007.