double void


void

 [void] excrete.double void a technique of training" >bladder training useful for those with retention" >urinary retention; the patient is taught to urinate, relax for five minutes, and repeat urination. A patient who is performing glucose examinations of the urine should test the second specimen.

dou·ble void

(dŭbĕl voyd) A urinalysis procedure in which the first sample is discarded; a second, obtained 30 to 45 minutes later, is tested.