catheter electrode

例句：

1. 1. The catheterelectrode was inserted into the patient's bloodstream to monitor hisvital signs.
   导管电极被插入患者的血液中以监测他的体征。
2. 2. The catheter electrodewas used to measure the patient'sblood pressure.
   导管电极被用来测量患者的血压。
3. 3.The catheter electrode was removed fromthe patient's body after the procedure.
   在手术结束后，导管电极被从患者体内取出。