“导管”的英语？

医生把一根导管插入病人的伤口.The doctor introduced a tube into the sick man's wound.经历了一次严重的心脏病发作之后，他被绑在床上，全身都插着导管。After a massive heart attack, he was strapped to a bed, with tubes in every orifice.外科医生在脑根部的静脉和动脉中放置了导管。The surge...