replacement of tracheal prosthesis

例句：

1. 1. The patient was placed on atracheal prosthesis to helphim breathe.
   患者被安置了气管假体以帮助他呼吸。
2. 2. Thesurgery required the removal ofthe tracheal prosthesis and the replacement with a newone.
   手术需要移除气管假体并用一个新的来替换。
3. 3. The patient's recoverywas slow, but eventually he was ableto breathe without the tracheal prosthesis.
   患者的康复过程缓慢，但最终能够不用气管假体呼吸。