肩难产是一种不常见的分娩并发症,由于其常在胎儿头娩出后意外发生,故接生者措手不及,操作困难,可致严重产伤。如胎儿窘迫、死产、臂丛神经损伤、骨折、颅内出血、新生儿窒息死亡,母体产后出血、软产道裂伤、生殖道瘘、产褥感 Shoulder dystocia is an uncommon childbirth complications, due to its often occurs after the fetal head accidental accidental, so the recipient who was caught by surprise, the operation is difficult, can cause severe birth trauma. Such as fetal distress, stillbirth, brachial plexus injury, fracture, intracranial hemorrhage, neonatal asphyxia, maternal postpartum hemorrhage, soft birth canal laceration, genital tract fistula,