[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100632730":3},{"organization":4,"armGroups":7,"interventions":18,"overallOfficials":17,"centralContacts":23,"locations":33,"responsibleParty":49,"collaborators":17,"id":53,"slug":54,"hasResults":55,"nctId":56,"briefTitle":57,"officialTitle":58,"acronym":17,"eligibilityCriteria":59,"healthyVolunteers":55,"sex":60,"minAge":61,"maxAge":62,"enrollmentInfo":63,"targetDuration":17,"studyType":66,"phases":67,"briefSummary":69,"conditions":70,"keywords":74,"overallStatus":35,"whyStopped":17,"lastUpdateSubmitDate":78,"lastUpdatePostDateStruct":79,"startDateStruct":82,"completionDateStruct":84,"leadSponsor":86,"locationsCount":87},{"fullName":5,"class":6},"Peking University People's Hospital","OTHER",[8,14],{"label":9,"type":10,"description":11,"interventionNames":12},"the light-shielded group","EXPERIMENTAL","Patients in the light-shielded group will wear an opaque eye mask 30 minutes prior to induction of general anesthesia and continue to do so until the cessation of sedative medications for anesthesia.",[13],"Device: eye mask",{"label":15,"type":16,"description":17,"interventionNames":17},"the non-light-shielded group","NO_INTERVENTION",null,[19],{"type":20,"name":21,"description":11,"armGroupLabels":22,"otherNames":17},"DEVICE","eye mask",[9],[24,29],{"name":25,"role":26,"phone":27,"phoneExt":17,"email":28},"Yi Feng, Ph.D","CONTACT","010-88325590","doctor_yifeng@sina.com",{"name":30,"role":26,"phone":31,"phoneExt":17,"email":32},"Xiaoyan Li, Ph.D","18810599681","2411110461@bjmu.edu.cn",[34],{"facility":5,"status":35,"city":36,"state":17,"zip":37,"country":38,"countryCode":39,"cosmosGeoPoint":40,"geoPoint":45,"contacts":46},"RECRUITING","Beijing","100044","China","CN",{"type":41,"coordinates":42},"Point",[43,44],116.39723,39.9075,{"lat":44,"lon":43},[47],{"name":48,"role":26,"phone":31,"phoneExt":17,"email":32},"Xiaoyan Li",{"type":50,"investigatorFullName":51,"investigatorTitle":52,"investigatorAffiliation":5,"oldNameTitle":17,"oldOrganization":17},"PRINCIPAL_INVESTIGATOR","Yi Feng, MD","Chief of Anesthesiology","100632730","light-and-anesthesia-100632730",false,"NCT07517484","Light and Anesthesia","Effects and Mechanisms of Ambient Light Intensity on the Depth of General Anesthesia","Inclusion Criteria:\n\n* a. Age between 18 and 65 years, regardless of gender;\n* b. ASA physical status I-II;\n* c. 18.5 ≤ BMI ≤ 28;\n* d. Signed written informed consent.\n\nExclusion Criteria:\n\n* a. Blindness or history of photosensitivity disorders;\n* b. Patients requiring medication for sleep, or with a history of sleep disorders;\n* c. Presence of neurological diseases;\n* d. Pregnancy;\n* e. Severe hepatic or renal dysfunction;\n* f. History of anesthetic drug abuse or alcohol abuse;\n* g. History of adverse anesthesia events (difficult airway, allergy to anesthetic agents).","ALL","18 Years","64 Years",{"count":64,"type":65},66,"ESTIMATED","INTERVENTIONAL",[68],"NA","The objective of this clinical trial is to investigate the effect of light exposure on sedation depth during general anesthesia.The primary research questions this study aims to address include:\n\nDoes light condition affect the dosage of anesthetic medications during anesthesia? By what mechanism does light exposure exert an influence on anesthesia? Participants will be randomly allocated to either the light-shielded group or the non-light-shielded group.Patients in the light-shielded group will wear an eye shield during anesthesia.\n\nThe following data will be recorded for all patients:\n\nInduction drug dosage Induction time Intraoperative anesthetic dosage Emergence time",[71,72,73],"Light","Anesthesia","Sedation",[75,76,77],"light","anesthesia","sedation depth","2026-05-27",{"date":80,"type":81},"2026-05-29","ACTUAL",{"date":83,"type":81},"2025-10-03",{"date":85,"type":65},"2026-06-30",{"name":5,"class":6},1]