[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100246930":3},{"organization":4,"armGroups":7,"interventions":14,"overallOfficials":21,"centralContacts":25,"locations":30,"responsibleParty":43,"collaborators":20,"id":45,"slug":46,"hasResults":47,"nctId":48,"briefTitle":49,"officialTitle":49,"acronym":20,"eligibilityCriteria":50,"healthyVolunteers":47,"sex":51,"minAge":52,"maxAge":53,"enrollmentInfo":54,"targetDuration":20,"studyType":57,"phases":58,"briefSummary":60,"conditions":61,"keywords":20,"overallStatus":63,"whyStopped":20,"lastUpdateSubmitDate":64,"lastUpdatePostDateStruct":65,"startDateStruct":68,"completionDateStruct":70,"leadSponsor":72,"locationsCount":73},{"fullName":5,"class":6},"Seoul National University Hospital","OTHER",[8],{"label":9,"type":10,"description":11,"interventionNames":12},"IJV_2nd","EXPERIMENTAL","Ultrasonography examination of the patients who are assumed to take second attempt of internal jugular venous catheterization",[13],"Device: Ultrasonography",[15],{"type":16,"name":17,"description":18,"armGroupLabels":19,"otherNames":20},"DEVICE","Ultrasonography","Ultrasonography evaluation of the internal jugular vein.",[9],null,[22],{"name":23,"affiliation":5,"role":24},"Chul-Woo Jung","PRINCIPAL_INVESTIGATOR",[26],{"name":23,"role":27,"phone":28,"phoneExt":20,"email":29},"CONTACT","82-2-2072-2467","jungcwoo@gmail.com",[31],{"facility":5,"status":20,"city":32,"state":20,"zip":20,"country":33,"countryCode":20,"cosmosGeoPoint":34,"geoPoint":39,"contacts":40},"Seoul","South Korea",{"type":35,"coordinates":36},"Point",[37,38],126.9784,37.566,{"lat":38,"lon":37},[41],{"name":23,"role":27,"phone":42,"phoneExt":20,"email":29},"82-2-2072-0640",{"type":24,"investigatorFullName":23,"investigatorTitle":44,"investigatorAffiliation":5,"oldNameTitle":20,"oldOrganization":20},"Associate professor","100246930","the-second-try-during-landmark-approach-of-the-internal-jugular-vein-an-ultrasonographic-prelocation-study-100246930",false,"NCT02492932","The Second Try During Landmark Approach of the Internal Jugular Vein: an Ultrasonographic Prelocation Study","Inclusion Criteria:\n\n* Patients scheduled for general anesthesia\n\nExclusion Criteria:\n\n* Refusal of consent\n* Patients with C-spine injuries\n* Patients with atlanto-axial instability\n* Patients at risk of increased intracranial pressure","ALL","20 Years","80 Years",{"count":55,"type":56},323,"ESTIMATED","INTERVENTIONAL",[59],"NA","Two approaches are possible when the first finder needle attempt of the internal jugular vein cannulation fails; the needle can be turned slightly laterally or the puncture point can be moved slightly medially. This study is an ultrasonographic stimulation study to evaluate the success rate of turning the needle laterally and moving the puncture point medially, and to determine the proper angle or distance for the second try of internal jugular vein cannulation.",[62],"Jugular Veins","NOT_YET_RECRUITING","2023-11-29",{"date":66,"type":67},"2023-12-01","ACTUAL",{"date":69,"type":56},"2025-07-01",{"date":71,"type":56},"2027-07-01",{"name":5,"class":6},1]