Engaging Baby in Labor

Engagement of the baby into the pelvic inlet (brim) is important because to fit through the pelvis, baby has to get into the pelvis first. Engagement is when the widest part of baby's head enters the true brim of the pelvis.




Figure 1. Diagram depicting the fetal head
immediately prior to engagement. The straight black arrow depicts the
scanning plane at the level of the pelvic inlet,