According to the purpose of placing the drainage tube, it is divided into therapeutic drainage tube and preventive drainage tube.
Therapeutic Drainage Therapeutic drainage is indicated for clear indications, including abdominal fluid, blood, empyema, gas, necrotic tissue, foreign body, or fistula. The main indications are infectious diseases, hepatobiliary diseases, and gastrointestinal diseases.
Prophylactic Drainage Prophylactic drainage is used for monitoring purposes to see if there is active bleeding or the occurrence of gastric, intestinal, biliary, and pancreatic leakage. Prophylactic drainage tubes are often used in major abdominal operations such as hepatectomy, pancreaticoduodenectomy, and radical resection of gastric and colorectal cancer to place the subdiaphragm.
According to the location of the drainage tube, it can be divided into thoracic drainage tube, abdominal drainage tube, cerebral effusion shunt, urinary catheter, bile duct drainage tube, etc.
