AUSTIN, Texas--(BUSINESS WIRE)--ArthroCare Corp. (Nasdaq: ARTC), a leader in developing state-of-the-art, minimally invasive surgical products, reported earnings results for the quarter ended March 31, 2008 with revenue increasing 23 percent, reaching $91.0 million compared with $73.7 million in the prior year quarter. Net income increased 30 percent to $9.3 million, or $0.34 per share, compared with $7.1 million, or $0.25 per share a year ago. Earnings per share exceeded the high end of the company’s prior guidance by $0.02. Results were driven by better than anticipated results in the company’s largest business, sports medicine, as well as increased market traction in the company’s ENT business. The company’s operating profit also showed significant increases.