一般认为,未成熟儿大脑损伤的重要原因是反复窒息造成的缺氧。窒息发作时目前治疗的方法包括外加刺激、供给氧气和帮助换气。但这些方法无论怎样有效均不能防止窒息的再发及因此对新生儿所造成的危害。由于氨茶碱 Generally believed that immature brain damage is an important cause of repeated asphyxia caused by hypoxia. Current treatments for apneic episodes include the addition of irritation, oxygen supply and ventilation. However, these methods, no matter how effective, can prevent the recurrence of asphyxiation and thus harm to the newborn. Because aminophylline