electrocardiographic lead

例句：

1. 1. The doctor used the electrocardiographic lead to monitor his patient'sheart rhythm.
   医生使用心电图导联来监测患者的心脏节律。
2. 2. Duringthe surgery, the surgeoninserted the electrocardiographiclead into the patient's chest.
   在手术过程中，外科医生将心电图导联插入患者胸部。
3. 3. Thepatient was monitored with anelectrocardiographic lead throughoutthe procedure.
   在整个程序中，患者被用心电图导联进行监控。