[Importance of the fetal skull presentation during labor: current points of view].

In face of the simplified performance of the mechanical course of birth in the manuals of obstetrics, in reality the conformations of the mechanical course are immense. This we found also in our investigations. But mere an alteration from the classical form of the course of birth is not an indication of intervention. The mechanical course of birth is, however, of much interest for determination of a possible localisation of an injuring mechanism in a brain damaged infant. It should be noticed exactly in the obstetrical journal.