In this book the use of hybrid simulation in delivery room emergencies is described and shown. The use of a patient actor combined with a task trainer within the same session substantially improve the training for practical management of intrapartum emergencies in real life, reducing the risk of failure of operative vaginal delivery and of related adverse events, including perinatal or maternal complications. Furthermore, simulation with high reality computerized mannequin and scenography of emergency situation can improve technical and manual skills of the participants.  For this book and the related videos, a new generation of mannequins suitable for both clinical manoeuvres and RADIOLOGIA examination is used to simulate all clinical scenarios of emergency that can happen in the delivery room for both the mother and the child.