Objective of peritoneal puncture visual lavage

(1) Clarify the nature of abdominal fluid, find out the etiology and assist in diagnosis.

(2) Appropriate amount of asitoneal fluid is extracted to relieve the patient's abdominal pressure, relieve abdominal distension, chest tightness, shortness of breath, dyspnea and other symptoms, reduce venous return resistance, and improve blood circulation.

③ Drugs were injected into the peritoneal cavity.

(4) Injecting a wide amount of air (artificial air pulling) to increase abdominal pressure, make the diaphragm rise, indirectly compress the two lungs, reduce lung activity cap waste, promote the healing of pulmonary cavity, in the case of pulmonary cavity massive bleeding, artificial pneumoperitoneum can be used as a hemostatic measure.

(5) Perform ascites concentration back transfusion.

⑥ Diagnostic (such as abdominal trauma) or therapeutic (such as severe acute pancreatitis) abdominal lavage.