bipolar rectal probe

例句：

1. 1. Thebipolar rectal probe was used todetect the presence of cancer cells in thepatient's stool.
   双极直肠探头被用来检测患者粪便中是否存在癌细胞。
2. 2.The procedure involved inserting the bipolarrectal probe into the patient'srectum and recording the electrical activity.
   该程序包括将双极直肠探头插入患者的直肠并记录电活动。
3. 3. Thebipolar rectal probe was found tobe a useful tool for diagnosing and treating rectal cancer.
   双极直肠探头被发现是一种有用的工具，用于诊断和治疗直肠癌。