(5) As part of another procedure Sometimes tracheostomy is done to gain access to airway for general anesthesia, or as a precautionary measure in some patients who undergo an extensive neck surgery.

(5) 作为另一个手术的一部分有时气管切开术是为了在全身麻醉时获得气道，或者是在一些接受广泛颈部手术的患者中作为一种预防措施。