tracheotomy

श्वासनलीमा प्वाल बनाई हावाका लागि नली राख्ने शल्यक्रिया, सुन्निने, क्यान्सर वा अन्य कारणले ग्रसनी बन्द हुँदा गरिने

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