Inclusion Criteria:  Meet the diagnosis of severe acute pancreatitis (Atlanta diagnostic criteria), within 1 week of onset Combine 2 or more organ failures at the same time, and the duration is greater than 48h Age ≥18 years old; Obtain informed consent.  Exclusion Criteria:  Pregnancy pancreatitis; Patients who have undergone percutaneous puncture or surgical drainage before admission, and have undergone surgical decompression due to early abdominal hypertension; Patients with a history of chronic organ dysfunction (such as uremia, COPD, liver cirrhosis, heart failure, etc.). Those who have a medical history of acupuncture and moxibustion or are not sensitive to acupuncture and moxibustion. Those who refuse to participate in the research