Luther Medical Products Inc., a Tustin maker...

Luther Medical Products Inc., a Tustin maker of medical catheters, reported earnings of $20,343 for its third quarter ended March 31, compared to a loss of $266,298 for the third quarter last year. Quarterly revenue grew 80% to $581,518 this year from $323,375 last year. For the 9 months, Luther posted a loss of $92,857, compared to a loss of $596,482 in the period a year ago. Revenue for the period was $1.7 million, up 18% from $1.4 million last year.