heart canula

例句：

1. 1. The heart canula was inserted into the patient'schest cavity to monitor his heart function.
   心脏导管被插入患者的胸腔以监测他的心脏功能。
2. 2. During the procedure, the surgeon useda heart canula to inject contrastdye into the coronary arteries.
   在手术过程中，外科医生使用心脏导管向冠状动脉注射造影剂。
3. 3. Afterthe surgery, the patient was transferred tothe recovery room where a heart canulawas placed to facilitate breathing and drainage offluids.
   手术后，患者被转移到恢复室，在那里放置了一根心脏导管以促进呼吸和排出液体。