Table 1 Clinical and demographical features of 14 cases
Case | Gender | Age (years) | Primary disease | Tracheal intubation or tracheotomy | Dyspnea after tracheal extubation (Days) | Intervention treatment before operation | Location of stenosis | Diameter of stenosis(mm) | Length of stenosis(cm) | The length of the upper margin of stenosis from glottis(cm) | The length of the lower margin to carina(cm) |
|---|---|---|---|---|---|---|---|---|---|---|---|
#1 | Male | 51 | Severe pneumonia | Tracheal intubation | 66 | Oxygen inhalation | Cervical trachea | 3 | 1 | 3 | N.A. |
#2 | Male | 56 | Car accidents | Tracheal intubation | 49 | Oxygen inhalation | Cervical trachea | 4 | 1.4 | 2 | 7 |
#3 | Male | 25 | Falling injury | Tracheotomy | 16 | Tracheal intubation | Cervical - thoracic trachea | 8 | 2.1 | 1.5 | 7.5 |
#4 | Male | 22 | Spontaneous pneumothorax | Tracheotomy | 233 | Tracheotomy | Cervical trachea | 5 | 3 | 5 | 4.4 |
#5 | Female | 46 | Car accidents | Tracheal intubation | 52 | Tracheal intubation | Cervical trachea | 5 | 1.5 | 1 | 2.5 |
#6 | Male | 30 | Hematencephalon | Tracheotomy | 24 | Tracheal intubation | Thoracic trachea | 8 | 2.5 | 6 | 2.7 |
#7 | Male | 61 | Heavy object injury | Tracheotomy | 59 | Balloon dilation 2 times | Cervical trachea | 4 | 1.9 | 3.8 | 6.6 |
#8 | Male | 64 | Car accidents | Tracheal intubation | 270 | Oxygen inhalation | Cervical trachea | 6 | 1 | 3 | 6.7 |
#9 | Female | 43 | Falling injury | Tracheotomy | 360 | Oxygen inhalation | Cervical - thoracic trachea | 4 | 1.3 | 3 | 5.4 |
#10 | Male | 60 | Falling injury | Tracheotomy | 46 | Oxygen inhalation | Cervical trachea | 4 | 1.5 | 1 | 8.9 |
#11 | Male | 45 | Tracheal penetrating wounds | Tracheotomy | 180 | Tracheotomy | Cervical trachea | 0 | 2.5 | 1 | 6.5 |
#12 | Male | 31 | Tracheal penetrating wounds | Tracheotomy | 15 | Tracheotomy | Cervical trachea | 0 | 1 | 2.5 | 7 |
#13 | Male | 32 | Organophosphorus poisoning | Tracheotomy | 150 | Laser cauterization 7 times | Thoracic trachea | 6 | 3 | 7 | 1.5 |
#14 | Male | 39 | Idiopathic chest and abdomen trauma | Tracheal intubation | 15 | Oxygen inhalation | Cervical trachea | 6 | 2.5 | 4 | 4.7 |