The justice based strictly on truth, is a supreme value. A science which has devoted its existence to this great purpose is the legal-medicine. In an era of scientific progress this science forms jurist’s a field that must light the various issues by applying its scientific knowledge in the judicial process. During the examination of criminal, civil and administrative cases the issue is established by means of gathering and changing of evidences. The special knowledge is of no small iniportance for realisation of this task. This knowledge is often used nowadays direct by specialists and experts of prosecuting agency or of court of justice.