Birtcher Medical Systems Inc.: The Irvine surgical...

Birtcher Medical Systems Inc.: The Irvine surgical instrument maker Tuesday said it expects a second-quarter loss of more than six cents a share because of severe price competition and flat revenue. The company expects to report official results later this week. For the second quarter a year ago, the company lost $900,000, or 10 cents a share, on $11 million in revenue. For the first quarter this year, Birtcher’s loss totaled $507,000, or 6 cents a share, on revenue of $10.1 million.