FDA News Boosts Trimedyne Shares 33%

Trimedyne Inc.’s stock rose 33% Wednesday after the Irvine company said it received permission from the Food and Drug Administration to market Holmium lasers and related disposable devices for a variety of surgical procedures.

The medical laser company’s stock closed at $2.53 a share, up 63 cents. A total of 644,200 shares changed hands in Nasdaq trading, more than six times the average daily volume over the last three months.