[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-studies-list:{\"overallStatus\":[\"RECRUITING\",\"AVAILABLE\",\"NOT_YET_RECRUITING\"],\"leadSponsorName\":\"Dalian Municipal Central Hospital\",\"orderBy\":\"LastUpdateSubmitDate:desc\",\"size\":25,\"offset\":0}":3,"health-study-condition:":51},{"pageToken":4,"total":5,"offset":6,"count":5,"results":7},null,1,0,[8],{"id":9,"slug":4,"hasResults":10,"nctId":11,"briefTitle":12,"officialTitle":13,"acronym":4,"eligibilityCriteria":14,"healthyVolunteers":10,"sex":15,"minAge":16,"maxAge":17,"enrollmentInfo":18,"targetDuration":4,"studyType":21,"phases":22,"briefSummary":24,"conditions":25,"keywords":27,"overallStatus":39,"whyStopped":4,"lastUpdateSubmitDate":40,"lastUpdatePostDateStruct":41,"startDateStruct":44,"completionDateStruct":46,"leadSponsor":48,"locationsCount":5},"100541798",false,"NCT06334549","A Prospective Study of Vasopressor on Cerebral Oxygenation During General Anesthesia","Effects of Vasopressor on Cerebral Oxygenation During General Anesthesia in Abdominal Surgery","Inclusion Criteria:\n\n* ASA I-III, age 18-80 years\n* Elective abdominal surgery\n* Signed informed consent\n\nExclusion Criteria:\n\n* ASA≥IV\n* Preoperative unstable blood hemodynamics\n* Allergy to ephedrine, phenylephrine or norepinephrine\n* Decrease in MAP \\\u003C20%\n* Severe cardiovascular disorder","ALL","18 Years","80 Years",{"count":19,"type":20},180,"ESTIMATED","INTERVENTIONAL",[23],"PHASE4","The purpose of this study is to investigate whether norepinephrine(N), phenylephrine(P) or ephedrine(E) have different effect on cerebral oxygenation in abdominal surgery with propofol or sevoflurane.",[26],"Hypotension Drug-Induced",[28,29,30,31,32,33,34,35,36,37,38],"Abdominal surgery","ephedrine","phenylephrine","norepinephrine","cerebral oxygen saturation","MAP","CO","General anesthesia","Propofol","Sevoflurane","Hypotension Drug-induced","RECRUITING","2024-11-04",{"date":42,"type":43},"2024-11-06","ACTUAL",{"date":45,"type":43},"2024-03-05",{"date":47,"type":20},"2025-12-05",{"name":49,"class":50},"Dalian Municipal Central Hospital","OTHER",""]