[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100609156":3},{"organization":4,"outcomesModule":7,"designInfo":19,"detailedDescription":21,"studyPopulation":22,"armGroups":23,"interventions":29,"overallOfficials":34,"centralContacts":39,"locations":49,"responsibleParty":71,"collaborators":73,"id":75,"slug":18,"hasResults":76,"nctId":77,"briefTitle":78,"officialTitle":78,"acronym":18,"eligibilityCriteria":79,"healthyVolunteers":80,"sex":81,"minAge":18,"maxAge":18,"enrollmentInfo":82,"targetDuration":18,"studyType":85,"phases":18,"briefSummary":86,"conditions":87,"keywords":18,"overallStatus":52,"whyStopped":18,"lastUpdateSubmitDate":89,"lastUpdatePostDateStruct":90,"startDateStruct":93,"completionDateStruct":95,"leadSponsor":97,"locationsCount":98},{"fullName":5,"class":6},"Consorci Sanitari de Terrassa","OTHER",{"primaryOutcomes":8,"secondaryOutcomes":13,"otherOutcomes":18},[9],{"measure":10,"description":11,"timeFrame":12},"Number of needle insertion attempts","Total number of times that the spinal needle is introduced in the skin","From September 2025 to september 2026.",[14],{"measure":15,"description":16,"timeFrame":17},"Number of needle redirections","Total number of needle redirections in all insertion attempts in a single patient.","From september 2025 to september 2028",null,{"allocation":18,"interventionModel":18,"interventionModelDescription":18,"primaryPurpose":18,"observationalModel":6,"timePerspective":20,"maskingInfo":18},"PROSPECTIVE","Protractors and visual guides may be used to guide the exact insertion angle according to the skin-to-dural sac distance or depending on the skin-to-transverse process distance when the midline approach is not feasible.","Any patients requiring spinal anaesthesia",[24],{"label":25,"type":18,"description":26,"interventionNames":27},"Phase 1. Observational","Description of usual needle insertion attempts and redirections.",[28],"Other: Measurement of needle insertion angles",[30],{"type":6,"name":31,"description":32,"armGroupLabels":33,"otherNames":18},"Measurement of needle insertion angles","Individualization of needle insertion angle depending on the skin to dural sac distance by means of visual guides and adapted protractors",[25],[35],{"name":36,"affiliation":37,"role":38},"Alberto Prats-Galino, M.D., Ph.D","University of Barcelona","PRINCIPAL_INVESTIGATOR",[40,45],{"name":41,"role":42,"phone":43,"phoneExt":18,"email":44},"Anna Puigdellívol-Sánchez, M.D., Ph.D.","CONTACT","+34-93-5884555","apuigdellivol@ub.edu",{"name":46,"role":42,"phone":47,"phoneExt":18,"email":48},"Alberto Prats-Galino, M.D., Ph.D.","+34-93-4021900","aprats@ub.edu",[50],{"facility":51,"status":52,"city":53,"state":18,"zip":54,"country":55,"countryCode":56,"cosmosGeoPoint":57,"geoPoint":62,"contacts":63},"APuigdellivolSanchez","RECRUITING","Barcelona","08036","Spain","ES",{"type":58,"coordinates":59},"Point",[60,61],2.15899,41.38879,{"lat":61,"lon":60},[64,68],{"name":65,"role":42,"phone":66,"phoneExt":18,"email":67},"Anna Puigdellívol-Sánchez","935884555","apuigdellivol@cst.cat",{"name":69,"role":42,"phone":70,"phoneExt":18,"email":48},"Alberto Prats-Galino","934021900",{"type":38,"investigatorFullName":65,"investigatorTitle":72,"investigatorAffiliation":37,"oldNameTitle":18,"oldOrganization":18},"Principal investigator. Associate Professor",[74],{"name":37,"class":6},"100609156",false,"NCT07210892","Paramedian Incidence Angles in Spinal Anaesthesia","Inclusion Criteria: patients submitted to spinal anaesthesia -\n\nExclusion Criteria: none\n\n\\-",true,"ALL",{"count":83,"type":84},90,"ESTIMATED","OBSERVATIONAL","The objective here is to quantify the number of punctures and redirections during routine practice in the anesthesiology department, verify the final angle of incidence and the sac-skin distance by ultrasound, and determine the optimal, maximum, and minimum angles that would have allowed successful punctures. The objective is also to correlate ultrasound and plain X-ray distances, if available. These angles would then be inferred in advance in patients who must undergo spinal anesthesia, assessing whether this prior estimate reduces the number of punctures and redirections.",[88],"Anesthesia; Adverse Effect, Spinal and Epidural","2026-03-16",{"date":91,"type":92},"2026-03-18","ACTUAL",{"date":94,"type":92},"2025-09-30",{"date":96,"type":84},"2028-09-04",{"name":5,"class":6},1]