The survival rate of preterm infants at 34 weeks of gestation can reach more than 90%. Preterm infants at 34 weeks of gestation have relatively well-developed organ systems except for the lungs, which are not yet well developed. If the mother has no pregnancy complications and the fetus develops to the extent of a normal 34-week gestation and is treated in the neonatology department, the general survival rate can reach more than 90%. If the mother of the preterm infant pregnancy hypertension, gestational diabetes and other pregnancy complications, the newborn was born with ischemia and hypoxia, newborn low birth weight and other conditions, may affect the survival of preterm infants, so the specific preterm infants can survive also need to be based on the preterm infants born at the time of the situation, the mother’s condition, the hospital’s level of medical care to comprehensively assess. After the birth of a preterm baby at 34 weeks of gestation, it is important to go to a regular neonatal unit in time for treatment.