-
1.During the surgery, the doctor performed a retrograde intubation to ensure the patient's airway was clear.
手术期间，医生进行了逆行插管，以确保患者的呼吸道畅通。
-
2.The patient was given anesthesia and then underwent a retrograde intubation to relieve his pain.
患者接受了麻醉，然后进行了逆行插管以缓解他的疼痛。
-
3.In emergency situations, retrograde intubation is used to quickly stabilize the patient's airway in case of aspiration.
在紧急情况下，逆行插管被用来迅速稳定患者的呼吸道，以防窒息。