a surgical operation that creates an opening into the trachea with a tube inserted to provide a passage for air; performed when the pharynx is obstructed by edema or cancer or other causes
例句
用作名词 (n.)
We suggest that preliminary tracheostomy and surgical extirpation with CO2 laser via endoscopy can be a reliable choice of treatment. 由本病例，作者建议对于声门下区的良性肿瘤，可以考虑在术前作好气管造口术，在全身麻醉之下，经口作喉内视镜显微激光手术将肿瘤切除。
美
[ˌtreɪkɪ'ɒstəmɪ]
