Method 12 cases of open heart surgery,the changes of hemorheology and biochemical analysis were studied,compared in shed mednatinal blood,autogenous blood,and hemogenous blood. The properity of shed mednatinal blood was evaluated.

• 方法 从血液流变学和生化方面比较分析 12例心脏手术患者的胸腔引流血、自体血、库血 ,明确引流血的性质。