Tracheostomy, Feeding tube placement, Amputation, Peritoneal dialysis, VATS, Laparoscopic surgery, Hernia repair, Chole...cystectomy, Appendectomy, Abdominal surgery, Diagnostic laparoscopy, Thoracoscopy, Rib fracture stabilization, Thoracotomy, Bowel dysfunction, Shock, Pancreatitis, Stoma, Diverticulitis, Gastrointestinal bleeding, Mesenteric ischemia, Hernia, Compartment syndrome, Respiratory failure, Small bowel obstruction, Appendicitis, Infection, Traumatic injury, Cholecystitis, Abscess, Hemorrhage, Gangrene, Tumors and masses, Necrotizing fasciitis, Volvulus