) updates guidance: Fiscal 2011 Guidance The Company updated its outlook for fiscal 2011 as follows: ~Net sales in the range of $220.0 million to $225.0 million, an increase of 2% to 4% over fiscal 2010 net sales ~Gross margin in the range of 58% to 59% of net sales ~GAAP operating income in the range of $20.5 million to $22.0 million ~EBITDA in the range of $33.0 million to $34.5 million ~GAAP EPS in the range of $0.47 to $0.50, inclusive of a $0.21 to $0.23 per share negative impact from the ongoing investment in the NanoKnife program