GI stents are used to maintain patency in obstructed sections of the gastrointestinal tract. They are commonly used in esophageal, biliary, and colonic obstructions. Disposable stents are provided sterile for single-patient use. They improve food passage and patient comfort. Used in palliative and therapeutic care. Deployed during endoscopic procedures. Help avoid invasive surgery in many cases. Made of biocompatible materials. Used in advanced gastroenterology units. Essential for obstruction management.