[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100624550":3},{"organization":4,"armGroups":7,"interventions":20,"overallOfficials":26,"centralContacts":31,"locations":41,"responsibleParty":60,"collaborators":26,"id":62,"slug":63,"hasResults":64,"nctId":65,"briefTitle":66,"officialTitle":67,"acronym":26,"eligibilityCriteria":68,"healthyVolunteers":69,"sex":70,"minAge":71,"maxAge":72,"enrollmentInfo":73,"targetDuration":26,"studyType":76,"phases":77,"briefSummary":79,"conditions":80,"keywords":83,"overallStatus":44,"whyStopped":26,"lastUpdateSubmitDate":85,"lastUpdatePostDateStruct":86,"startDateStruct":89,"completionDateStruct":91,"leadSponsor":93,"locationsCount":94},{"fullName":5,"class":6},"Ain Shams University","OTHER",[8,14],{"label":9,"type":10,"description":11,"interventionNames":12},"Group A: 3D-Printed Hyrax Expander","EXPERIMENTAL","Adolescent patients diagnosed with transverse maxillary arch constriction will undergo maxillary expansion using a three-dimensionally printed Hyrax expander.",[13],"Device: Three dimensionally printed hyrax expander",{"label":15,"type":16,"description":17,"interventionNames":18},"Group B: Conventionally Fabricated Hyrax Expander","ACTIVE_COMPARATOR","Adolescent patients diagnosed with transverse maxillary arch constriction will undergo maxillary expansion using using a conventionally fabricated Hyrax expander.",[19],"Device: Conventionally Fabricated Hyrax Expander",[21,27],{"type":22,"name":23,"description":24,"armGroupLabels":25,"otherNames":26},"DEVICE","Three dimensionally printed hyrax expander","Group A : A 3D-printed Hyrax expander designed for rapid maxillary expansion in orthodontic treatment. The device is manufactured using additive manufacturing technology for a customized fit.",[9],null,{"type":22,"name":28,"description":29,"armGroupLabels":30,"otherNames":26},"Conventionally Fabricated Hyrax Expander","Group B: A conventionally fabricated Hyrax expander used for rapid maxillary expansion . The device is made using traditional laboratory techniques.",[15],[32,37],{"name":33,"role":34,"phone":35,"phoneExt":26,"email":36},"Sara S Mandour, Msc, Assistant lecturer","CONTACT","+201061531431","sarasaleh@dent.asu.edu.eg",{"name":38,"role":34,"phone":39,"phoneExt":26,"email":40},"Marwah S Abdel-Latif, Msc, PHD, Lecturer","+201002955774","marwahsalah@asfd.asu.edu.eg",[42],{"facility":43,"status":44,"city":45,"state":46,"zip":47,"country":48,"countryCode":49,"cosmosGeoPoint":50,"geoPoint":55,"contacts":56},"Faculty of dentistry, Ain Shams univeristy","RECRUITING","Cairo","Cairo Governorate","11566","Egypt","EG",{"type":51,"coordinates":52},"Point",[53,54],31.24967,30.06263,{"lat":54,"lon":53},[57],{"name":58,"role":34,"phone":59,"phoneExt":26,"email":36},"Sara Sherif Saleh Sherif Assistant lecturer, A","+20 1061531431",{"type":61,"investigatorFullName":26,"investigatorTitle":26,"investigatorAffiliation":26,"oldNameTitle":26,"oldOrganization":26},"SPONSOR","100624550","three-dimensionally-printed-hyrax-versus-conventional-hyrax-for-maxillary-arch-expansion-in-adolescents-100624550",false,"NCT07411092","Three-dimensionally Printed Hyrax Versus Conventional Hyrax for Maxillary Arch Expansion in Adolescents","Three-dimensionally Printed Hyrax Versus Conventional Hyrax for Maxillary Arch Expansion in Adolescents: A Randomized Controlled Trial","Inclusion Criteria:\n\n1. Patients aged between 12 to 17 years.\n2. Skeletal age ranges from CVMS 3 to CVMS 5.\n3. Skeletal maxillary transverse deficiency with\u002Fwithout crossbite.\n4. Cooperative and able to attend follow-up visits.\n\nExclusion Criteria:\n\n1. Previous orthodontic treatment.\n2. Craniofacial syndromes, or cleft lip and\u002For palate.\n3. Patients with vertical growth pattern.\n4. Very bad oral hygiene and active periodontal disease.\n5. Vulnerable groups such as individuals with cognitive impairments or intellectual disabilities and individuals with severe mental health disorders.",true,"ALL","12 Years","17 Years",{"count":74,"type":75},22,"ESTIMATED","INTERVENTIONAL",[78],"NA","This clinical trial aims to compare the skeletal and dental effects of conventional Hyrax expanders and 3D-printed Hyrax expanders in adolescent patients with maxillary transverse deficiency. Using cone-beam computed tomography (CBCT) and digital models, the study evaluates the precision, customization, and treatment outcomes of both appliance types to inform evidence-based orthodontic treatment planning.",[81,82],"Transverse Maxillary Deficiency","Maxillary Expansion",[82,84],"Hyrax expander","2026-02-08",{"date":87,"type":88},"2026-02-13","ACTUAL",{"date":90,"type":88},"2025-08-01",{"date":92,"type":75},"2027-01-01",{"name":5,"class":6},1]