[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-studies-list:{\"conditionNormalized\":\"maxillary-prognathism\",\"overallStatus\":[\"RECRUITING\",\"AVAILABLE\",\"NOT_YET_RECRUITING\"],\"orderBy\":\"LastUpdateSubmitDate:desc\",\"size\":25,\"offset\":0}":3,"health-study-condition:maxillary-prognathism":28},{"pageToken":4,"total":5,"offset":6,"count":5,"results":7},null,2,0,[8,43],{"id":9,"slug":10,"hasResults":11,"nctId":12,"briefTitle":13,"officialTitle":14,"acronym":4,"eligibilityCriteria":15,"healthyVolunteers":11,"sex":16,"minAge":17,"maxAge":18,"enrollmentInfo":19,"targetDuration":4,"studyType":22,"phases":23,"briefSummary":25,"conditions":26,"keywords":4,"overallStatus":30,"whyStopped":4,"lastUpdateSubmitDate":31,"lastUpdatePostDateStruct":32,"startDateStruct":35,"completionDateStruct":37,"leadSponsor":39,"locationsCount":42},"100633021","nano-coated-orthodontic-miniscrews-for-en-mass-retraction-of-the-upper-arch-100633021",false,"NCT07521267","Nano Coated Orthodontic Miniscrews for en Mass Retraction of the Upper Arch","Evaluation of Silver-Hydroxyapatite Nano-coated Versus Uncoated Orthodontic Miniscrews for en Masse Retraction of the Upper Anterior Segment: A Randomized Clinical Trial","Inclusion Criteria:\n\n* Class I orthodontic cases with bimaxillary protrusion of the anterior segment of the upper jaw that need at least extraction for orthodontic treatment.\n* Age 14-20 years.\n* Good oral hygiene with healthy periodontium.\n* Need for an absolute skeletal anchorage.\n* Systemically healthy patients.\n\nExclusion Criteria:\n\n* Patient with craniofacial anomalies (e.g, cleft lip and palate)\n* Presence of systemic diseases or syndromes affecting bone metabolism (e.g, osteoporosis, rickets)\n* Poor oral hygiene or uncooperative patients.\n* Extensive dental caries or untreated periodontal disease.\n* History of trauma or surgery affecting the maxilla or mandible.","ALL","14 Years","20 Years",{"count":20,"type":21},14,"ESTIMATED","INTERVENTIONAL",[24],"NA","study will be directed to evaluate silver-hydroxyapatite nano-coated versus uncoated orthodontic miniscrews for en masse retraction of the upper anterior segment.",[27,28,29],"Class I Malocclusion","Maxillary Prognathism","Orthodontic Tooth Movement","RECRUITING","2026-04-08",{"date":33,"type":34},"2026-04-13","ACTUAL",{"date":36,"type":21},"2026-05",{"date":38,"type":21},"2029-11",{"name":40,"class":41},"Al-Azhar University","OTHER",1,{"id":44,"slug":45,"hasResults":11,"nctId":46,"briefTitle":47,"officialTitle":48,"acronym":4,"eligibilityCriteria":49,"healthyVolunteers":50,"sex":16,"minAge":51,"maxAge":4,"enrollmentInfo":52,"targetDuration":4,"studyType":22,"phases":54,"briefSummary":55,"conditions":56,"keywords":4,"overallStatus":57,"whyStopped":4,"lastUpdateSubmitDate":58,"lastUpdatePostDateStruct":59,"startDateStruct":61,"completionDateStruct":63,"leadSponsor":65,"locationsCount":42},"100544273","en-mass-retraction-by-kilbon-versus-cat-appliances-100544273","NCT06366737","En-mass Retraction by KILBON Versus CAT Appliances","Effectiveness Of Lingual Retractor Versus Clear Aligner Appliances In En-mass Retraction Of Maxillary Anterior Teeth Segment In Adult Patients: A Randomized Clinical Trial","Inclusion Criteria:\n\n* adult patients with maxillary dentoalveolar protrusion with mild crowding\n\nExclusion Criteria:\n\n* \\- adult patients with maxillary dentoalveolar protrusion with moderate to severe crowding",true,"18 Years",{"count":53,"type":21},30,[24],"en-mass retraction by lingual retractor versus clear alighner therapy",[28],"NOT_YET_RECRUITING","2024-09-16",{"date":60,"type":34},"2024-09-19",{"date":62,"type":21},"2024-10",{"date":64,"type":21},"2025-08",{"name":66,"class":41},"Cairo University"]