How long can prolonged head-to-body delivery time be defined for shoulder dystocia?

Prolonged head-to-body delivery time in the context of shoulder dystocia is defined when the duration exceeds 60 seconds. This classification is based on the understanding that prolonged delivery time can be indicative of potential complications for both the infant and the mother. In cases of shoulder dystocia, the baby's shoulders become lodged behind the pubic symphysis during delivery, which creates a situation where immediate intervention is critical to prevent injury to the baby, such as nerve damage or asphyxia. When the time taken for the baby to be delivered after the head has emerged surpasses the 60-second mark, there is a heightened risk of these adverse outcomes, necessitating prompt and effective management strategies. This timeframe serves as a crucial benchmark for healthcare providers to assess the severity of the situation and take appropriate actions to ensure the safety of both mother and infant.