This document discusses shoulder dystocia, which occurs when a baby's head is delivered but the shoulders become stuck and cannot be delivered. It defines shoulder dystocia and lists its main causes as a large baby or failure of the shoulders to rotate after delivery of the head. The document then outlines some management techniques for shoulder dystocia, including avoiding excessive pushing, pulling, or pivoting. It provides details on two management types: forceps delivery and ventouse (vacuum) delivery.