胸外按压是心跳骤停病人心肺复苏 (ＣＰＲ)的重要措施之一 ,1 96 0年Ｋｏｕｗｅｎｂｏｖｅｎ[1]等提出的胸外按压心肺复苏术已得到普遍的接受 ,并挽救了许多心脏骤停患者的生命。但有关ＣＰＲ的确切机理仍然存在争论。近年来 ,随着研究的进展 ,又出现了一些新方法、新理论 ,揭 Thoracic compression is one of the important measures of cardiopulmonary resuscitation (CPR) in patients with cardiac arrest. The chest compressional cardiopulmonary resuscitation proposed by Kouwenboven [1] in 1960 has been widely accepted and saved many cardiac arrest patients s life. However, the exact mechanism of CPR remains controversial. In recent years, with the progress of the research, some new methods and new theories have emerged