[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-studies-list:{\"conditionNormalized\":\"premature-loss-of-primary-second-molars\",\"overallStatus\":[\"RECRUITING\",\"AVAILABLE\",\"NOT_YET_RECRUITING\"],\"orderBy\":\"LastUpdateSubmitDate:desc\",\"size\":25,\"offset\":0}":3,"health-study-condition:premature-loss-of-primary-second-molars":28},{"pageToken":4,"total":5,"offset":6,"count":5,"results":7},null,1,0,[8],{"id":9,"slug":10,"hasResults":11,"nctId":12,"briefTitle":13,"officialTitle":14,"acronym":15,"eligibilityCriteria":16,"healthyVolunteers":11,"sex":17,"minAge":18,"maxAge":19,"enrollmentInfo":20,"targetDuration":4,"studyType":23,"phases":24,"briefSummary":26,"conditions":27,"keywords":30,"overallStatus":35,"whyStopped":4,"lastUpdateSubmitDate":36,"lastUpdatePostDateStruct":37,"startDateStruct":40,"completionDateStruct":42,"leadSponsor":44,"locationsCount":5},"100658431","banded-helical-vs-gerber-space-regainers-for-unilateral-space-loss-in-children-100658431",false,"NCT07853313","Banded Helical vs Gerber Space Regainers for Unilateral Space Loss in Children","Effectiveness of Banded Helical Regainer Versus Gerber's Space Regainer for Management of Unilateral Space Loss in Children: A Pilot Randomized Controlled Trial","BHR-GSR","Inclusion Criteria:\n\n* Children aged 7-9 years.\n* Premature loss of a mandibular primary second molar.\n* Unilateral space loss in the mandibular arch.\n* Presence of the required abutment teeth for appliance placement.\n* Healthy children with no systemic conditions that may affect the study outcomes.\n\nExclusion Criteria:\n\n* Bilateral space loss.\n* Presence of pathological conditions affecting the teeth or supporting tissues.\n* Previous orthodontic treatment.\n* Medical conditions or medications that may affect tooth movement or periodontal health.\n* Poor oral hygiene, if defined according to the study's eligibility criteria.","ALL","7 Years","9 Years",{"count":21,"type":22},28,"ESTIMATED","INTERVENTIONAL",[25],"NA","This pilot randomized controlled clinical trial will evaluate and compare Banded Helical and Gerber space regainers in children aged 7-9 years with unilateral space loss following premature loss of a primary second molar. The study will assess the effectiveness of the two appliances in regaining lost space and evaluate treatment duration, patient discomfort, gingival inflammation, plaque accumulation, and appliance failure.",[28,29],"Premature Loss of Primary Second Molars","Unilateral Space Loss",[31,32,33,34],"Space Regainer","Banded Helical Space Regainer","Gerber Space Regainer","Pediatric Dentistry","NOT_YET_RECRUITING","2026-10-09",{"date":38,"type":39},"2026-10-13","ACTUAL",{"date":41,"type":22},"2026-11-01",{"date":43,"type":22},"2028-03-31",{"name":45,"class":46},"Cairo University","OTHER"]