arteriovenous extracorporeal membrane oxygenation

例句：

1. 1.The heart's arteriovenous system is responsible for delivering oxygenated blood to the body's tissues.
   心脏的动脉-静脉系统负责将氧气丰富的血液输送到身体组织。
2. 2. During surgery, the surgeon must maintain an adequate arteriovenous balance to prevent complications.
   在手术过程中，外科医生必须保持适当的动脉-静脉平衡，以防止并发症。
3. 3. The patient was given a medication that improved the arteriovenous oxygenation ratio.
   患者接受了一种药物，改善了动脉-静脉氧合比例。