From: Clinical evaluation the success rate and complications of fluoroscopically guided removal of tracheal tube metallic stents
Stent type
Number of stents
Preoperative features
Postoperative features
Without removal
Granulation tissue
Stent fracture
Com-plete
Damage
Debris
Total
Covered stent group
36
15
3
27
5
2
4
Uncovered stent group
9
7