Objective To formulate an expert consensus on the nursing of adult extracorporeal membrane oxygenation(ECMO) circulatory assistance. Methods Based on searching domestic and foreign literatures and combining the interview results of experts in relevant fields,specific nursing issues were listed and an expert questionnaire was designed. Through two rounds of Delphi expert consultations and expert demonstration meetings,each item was adjusted,modified,and improved. Results The experts reached a consensus on 44 items in 8 aspects. Conclusion The establishment of an expert consensus on the nursing of adult ECMO circulatory assistance can provide certain guidance and reference opinions for nursing practice.