[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100617127":3},{"organization":4,"armGroups":7,"interventions":14,"overallOfficials":23,"centralContacts":30,"locations":37,"responsibleParty":57,"collaborators":10,"id":60,"slug":61,"hasResults":62,"nctId":63,"briefTitle":64,"officialTitle":65,"acronym":66,"eligibilityCriteria":67,"healthyVolunteers":62,"sex":68,"minAge":69,"maxAge":70,"enrollmentInfo":71,"targetDuration":10,"studyType":74,"phases":10,"briefSummary":75,"conditions":76,"keywords":79,"overallStatus":40,"whyStopped":10,"lastUpdateSubmitDate":98,"lastUpdatePostDateStruct":99,"startDateStruct":102,"completionDateStruct":104,"leadSponsor":106,"locationsCount":107},{"fullName":5,"class":6},"University of Barcelona","OTHER",[8],{"label":9,"type":10,"description":11,"interventionNames":12},"Autotransplantation Cohort",null,"Young patients (7-15 years) who received or will receive premolar autotransplantation to replace an anterior maxillary tooth, following an identical standardized surgical, orthodontic, radiographic and follow-up protocol. Includes both retrospective and prospective participants.",[13],"Procedure: Premolar Autotransplantation",[15],{"type":16,"name":17,"description":18,"armGroupLabels":19,"otherNames":20},"PROCEDURE","Premolar Autotransplantation","Premolar autotransplantation performed using a standardized clinical protocol including digital planning (CBCT and STL models), 3D-printed donor tooth replicas, guided or conventional socket preparation, atraumatic donor extraction, extraoral time under 5 minutes and semirigid splinting. Clinical and radiographic follow-up is performed up to 5 years.",[9],[21,22],"Tooth Autotransplantation","Dental Autotransplantation",[24,28],{"name":25,"affiliation":26,"role":27},"Montserrat Mercadé, PhD","Dental Esthetic BCN \u002F Universitat de Barcelona","PRINCIPAL_INVESTIGATOR",{"name":29,"affiliation":26,"role":27},"Jordi Cadellans, DDS",[31,35],{"name":25,"role":32,"phone":33,"phoneExt":10,"email":34},"CONTACT","+34 934011235","montsemercade@ub.edu",{"name":29,"role":32,"phone":33,"phoneExt":10,"email":36},"jordicadellans@ub.edu",[38],{"facility":39,"status":40,"city":41,"state":42,"zip":43,"country":44,"countryCode":45,"cosmosGeoPoint":46,"geoPoint":51,"contacts":52},"Dental Esthetic BCN","RECRUITING","Barcelona","Barcelons","08034","Spain","ES",{"type":47,"coordinates":48},"Point",[49,50],2.15899,41.38879,{"lat":50,"lon":49},[53],{"name":54,"role":32,"phone":55,"phoneExt":10,"email":56},"Xavier Rodriguez Ciurana, PhD","+34 936404390","info@dentalestheticbcn.com",{"type":27,"investigatorFullName":58,"investigatorTitle":59,"investigatorAffiliation":5,"oldNameTitle":10,"oldOrganization":10},"MONTSERRAT MERCADE BELLIDO","Principal Investigator","100617127","clinical-and-radiological-evaluation-of-dental-autotransplantation-in-the-anterior-region-in-young-patients-100617127",false,"NCT07314580","Clinical and Radiological Evaluation of Dental Autotransplantation in the Anterior Region in Young Patients","Clinical, Radiographic, Functional and Psychosocial Evaluation of Premolar Autotransplantation to the Anterior Maxillary Region in Young Patients: An Ambispective Observational Study","YATA","Inclusion Criteria:\n\n* Patients aged 7 to 15 years.\n* ASA I classification.\n* Loss or indication for extraction of a maxillary anterior tooth (teeth 12, 11, 21, or 22) due to trauma, resorption, or restorative reasons.\n* Availability of a donor first or second premolar with root development between one-half and complete root length.\n* Ability to complete at least 2 years of follow-up.\n* Parent\u002Fguardian consent and minor assent obtained for prospective cases.\n\nExclusion Criteria:\n\n* Patients older than 15 years.\n* Severe systemic disease.\n* Inability or unwillingness to attend scheduled follow-up visits.\n* Lack of a suitable donor premolar.","ALL","7 Years","15 Years",{"count":72,"type":73},50,"ESTIMATED","OBSERVATIONAL","This study aims to evaluate the clinical, radiographic, functional, and patient-reported outcomes of premolar autotransplantation used to replace anterior maxillary teeth in young patients. The study has an ambispective observational design, including a retrospective cohort (patients treated between December 2019 and December 2025) and a prospective cohort (patients enrolled until December 2028).\n\nParticipants aged 7 to 15 years who received or will receive premolar autotransplantation to replace an anterior tooth will be followed clinically and radiographically for up to 5 years. Outcomes include tooth survival, periodontal and pulpal healing, root development, complications, orthodontic interactions, restorative needs, and patient satisfaction. The study seeks to identify prognostic factors and long-term success indicators for dental autotransplantation in growing patients.",[77,78],"Tooth Loss","Tooth Injury",[80,81,82,83,84,85,86,87,88,89,90,91,92,93,94,95,96,97],"autotransplantation","tooth autotransplant","premolar donor tooth","anterior maxilla","young patients","root development","CBCT","digital planning","guided surgery","orthodontics","periodontal healing","pulpal healing","traumatic tooth loss","avulsion injuries","trauma-related anterior tooth loss","Dental autotransplantation","Anterior maxillary tooth loss","tooth root development","2025-12-17",{"date":100,"type":101},"2026-01-02","ACTUAL",{"date":103,"type":101},"2019-12-01",{"date":105,"type":73},"2029-12-31",{"name":5,"class":6},1]