Orders vacating notices for examination before trial unanimously affirmed, without costs, but without prejudice to an application by defendant to the trial court when the cases are actually reached for trial for such examinations during the course of the trial as justice may require pursuant to the provisions of section 293 of the Civil Practice Act. Concur — Botein, P. J., Breitel, Rabin, M. M. Frank and Bastow, JJ.