breech adapter

例句：

1. 1.The surgeon used a breech adapter to insert the catheter into the patient's chest.
   外科医生使用插管适配器将导管插入病人的胸腔。
2. 2.The breech adapter was designed to prevent leakage during the procedure.
   插管适配器的设计是为了在手术过程中防止泄漏。
3. 3.The patient needed a breath test, so the doctor inserted a breech adapter into his nose.
   病人需要进行呼吸测试，所以医生把他的鼻子里插入了一个插管适配器。