AUSTIN, Texas--(BUSINESS WIRE)--ArthroCare Corp. (Nasdaq: ARTC), a leader in developing state-of-the-art, minimally invasive surgical products, today announced that its Board of Directors has approved the additional repurchase of up to $75 million of its outstanding common stock. The company has fully utilized its prior share repurchase authorization. The company said that the shares may be purchased from time to time at prevailing prices in the open market, by block purchases, or in privately-negotiated transactions. The timing and amount of shares repurchased will be determined by the company’s management based on its evaluation of market conditions and other factors. The company had approximately 26.8 million shares outstanding as of December 31, 2007.