[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100415166":3},{"organization":4,"armGroups":7,"interventions":20,"overallOfficials":31,"centralContacts":35,"locations":41,"responsibleParty":97,"collaborators":99,"id":106,"slug":107,"hasResults":108,"nctId":109,"briefTitle":110,"officialTitle":111,"acronym":112,"eligibilityCriteria":113,"healthyVolunteers":108,"sex":114,"minAge":115,"maxAge":116,"enrollmentInfo":117,"targetDuration":26,"studyType":120,"phases":121,"briefSummary":123,"conditions":124,"keywords":126,"overallStatus":88,"whyStopped":26,"lastUpdateSubmitDate":132,"lastUpdatePostDateStruct":133,"startDateStruct":136,"completionDateStruct":138,"leadSponsor":140,"locationsCount":141},{"fullName":5,"class":6},"Second Affiliated Hospital, School of Medicine, Zhejiang University","OTHER",[8,14],{"label":9,"type":10,"description":11,"interventionNames":12},"experimental group (electrocoagulation)","EXPERIMENTAL","Participants in the experimental group will receive ultrasound-guided puncture of coagulation incompetent perforator veins.",[13],"Procedure: treatment: puncture of coagulation",{"label":15,"type":16,"description":17,"interventionNames":18},"control group (sclerotherapy)","ACTIVE_COMPARATOR","Participants in the control group will receive an ultrasound-guided sclerosing agent injected.",[19],"Procedure: treatment: sclerosing agent injected",[21,27],{"type":22,"name":23,"description":24,"armGroupLabels":25,"otherNames":26},"PROCEDURE","treatment: puncture of coagulation","ultrasound-guided puncture of coagulation",[9],null,{"type":22,"name":28,"description":29,"armGroupLabels":30,"otherNames":26},"treatment: sclerosing agent injected","ultrasound-guided sclerosing agent injected",[15],[32],{"name":33,"affiliation":5,"role":34},"Zhen jie Liu, MD,PhD","PRINCIPAL_INVESTIGATOR",[36],{"name":37,"role":38,"phone":39,"phoneExt":26,"email":40},"Zhen jie Liu","CONTACT","86-0571-87913706","lawson4001@zju.edu.cn",[42,56,66,76,86],{"facility":43,"status":44,"city":45,"state":46,"zip":47,"country":48,"countryCode":49,"cosmosGeoPoint":50,"geoPoint":55,"contacts":26},"Anhui Provincial Hospital","SUSPENDED","Hefei","Anhui","230000","China","CN",{"type":51,"coordinates":52},"Point",[53,54],117.28083,31.86389,{"lat":54,"lon":53},{"facility":57,"status":44,"city":58,"state":59,"zip":60,"country":48,"countryCode":49,"cosmosGeoPoint":61,"geoPoint":65,"contacts":26},"Yantai Yuhuangding Hospital","Yantai","Shandong","264000",{"type":51,"coordinates":62},[63,64],121.44081,37.47649,{"lat":64,"lon":63},{"facility":67,"status":44,"city":68,"state":69,"zip":70,"country":48,"countryCode":49,"cosmosGeoPoint":71,"geoPoint":75,"contacts":26},"Zhongshan Hospital affiliated to Fudan University","Shanghai","Shanghai Municipality","200000",{"type":51,"coordinates":72},[73,74],121.45806,31.22222,{"lat":74,"lon":73},{"facility":77,"status":44,"city":78,"state":79,"zip":80,"country":48,"countryCode":49,"cosmosGeoPoint":81,"geoPoint":85,"contacts":26},"Sir Run Run Shaw Hospital","Hangzhou","Zhejiang","310000",{"type":51,"coordinates":82},[83,84],120.16142,30.29365,{"lat":84,"lon":83},{"facility":87,"status":88,"city":78,"state":79,"zip":80,"country":48,"countryCode":49,"cosmosGeoPoint":89,"geoPoint":91,"contacts":92},"The second affiliated hospital of zhejiang university school of medicine","RECRUITING",{"type":51,"coordinates":90},[83,84],{"lat":84,"lon":83},[93],{"name":94,"role":38,"phone":95,"phoneExt":96,"email":40},"Zhenjie Liu","15268135830","86",{"type":34,"investigatorFullName":94,"investigatorTitle":98,"investigatorAffiliation":5,"oldNameTitle":26,"oldOrganization":26},"Principal Investigator",[100,101,103,104],{"name":77,"class":6},{"name":102,"class":6},"Shanghai Zhongshan Hospital",{"name":57,"class":6},{"name":43,"class":105},"OTHER_GOV","100415166","percutaneous-electrocoagulation-versus-sclerosing-foam-for-patients-with-incompetent-perforating-veins-100415166",false,"NCT04686097","Percutaneous Electrocoagulation Versus Sclerosing Foam for Patients With Incompetent Perforating Veins","Percutaneous Electrocoagulation Versus Sclerosing Foam for Patients With Incompetent Perforating Veins : A Multi-center Prospective Randomized Controlled Trial","PESIV","Inclusion Criteria:\n\n(1) outward flow of less than 500 ms duration, with a diameter of \\>3.5 mm; (2) According to the CEAP classification method specified by the International Venous Federation, patients with C4b\\~C6 grades are included.\n\nExclusion Criteria:\n\n(1)age \\\u003C 18 years or age \\> 80 years; (2)with malignant tumors and life expectancy \\\u003C 1 year; (3)with past or current history of deep vein thrombosis and\u002For pulmonary embolism in the lower extremities; (4)with congenital venous malformations (K-T syndrome, arteriovenous fistula and etc.; (5)inability to walk, long-term braking, restrictive bed rest; severe ischemia of lower extremities or diagnosed severity of peripheral artery occlusive disease; (6)according to the researcher's judgment, it is not suitable for foam hardener and puncture coagulation treatment; (7)allergic to the drugs and equipment materials involved in the research; (8)with inferior vena cava and\u002For iliac vein stenosis or occlusion; (9)with autoimmune disease, receiving chemotherapy, hormone therapy or immunomodulatory treatment; (10)other underlying severe diseases; women who are pregnant, breastfeeding or have pregnancy plans during the study period; (11)the patient cannot cooperate to complete the inspection and follow-up required by the study.","ALL","18 Years","80 Years",{"count":118,"type":119},84,"ESTIMATED","INTERVENTIONAL",[122],"NA","This study aimed to compare the efficacy of punctured electrocoagulation and sclerotherapy in the treatment of incompetent perforator veins.",[125],"Incompetent Perforating Veins",[127,128,129,130,131],"Perforating veins","Venous disease","Venous ulcer","Sclerotherapy","Electrocoagulationt","2026-07-22",{"date":134,"type":135},"2026-07-24","ACTUAL",{"date":137,"type":135},"2021-01-01",{"date":139,"type":119},"2028-12-31",{"name":5,"class":6},5]