[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-studies-list:{\"conditionNormalized\":\"pulp-treated-primary-molars\",\"overallStatus\":[\"RECRUITING\",\"AVAILABLE\",\"NOT_YET_RECRUITING\"],\"orderBy\":\"LastUpdateSubmitDate:desc\",\"size\":25,\"offset\":0}":3,"health-study-condition:pulp-treated-primary-molars":64},{"pageToken":4,"total":5,"offset":6,"count":5,"results":7},null,2,0,[8,50],{"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":31,"overallStatus":37,"whyStopped":4,"lastUpdateSubmitDate":38,"lastUpdatePostDateStruct":39,"startDateStruct":42,"completionDateStruct":44,"leadSponsor":46,"locationsCount":49},"100633214","vertical-dimension-changes-after-bioflx-vs-stainless-steel-crowns-in-primary-molars-100633214",false,"NCT07523776","Vertical Dimension Changes After Bioflx vs Stainless Steel Crowns in Primary Molars","Vertical Dimension Changes and Mean Biting Force Following Bioflx Placement Over Pulp-treated Primary Molars Versus Stainless Steel Crowns: A Randomized Controlled Trial.","BIOFLX-SSC-RCT","Inclusion Criteria:\n\n* Pulp-treated primary molars (pulpotomy)\n\n  * Asymptomatic teeth after pulp therapy with no signs of infection, mobility, or radiographic pathology, such as internal resorption or periapical lesions\n  * Age 6 years to 9 years\n  * Male or female\n  * Cooperative child with positive Frankl behavior rating\n  * No missing teeth\n  * Normal occlusion, including normal overjet and overbite\n  * Free from systemic disease to allow continuity of follow-up\n\nExclusion Criteria:\n\n* Medically compromised or uncooperative children\n\n  * Tooth indicated for extraction because of root resorption, teeth near exfoliation, or deep subgingival caries that prevents proper coronal seal\n  * Teeth with more than two-thirds root resorption\n  * Previous pulp therapy\n  * Parafunctional habits, including bruxism, thumb-sucking, or other habits that may affect occlusal force measurements\n  * Inability to attend follow-up visits or parental refusal to participate","ALL","6 Years","9 Years",{"count":21,"type":22},18,"ESTIMATED","INTERVENTIONAL",[25],"NA","this randomized controlled trial will compare Bioflx crowns and stainless-steel crowns in children with pulp-treated primary molars. The study will evaluate changes in vertical dimension and mean biting force after crown placement and will also assess parental satisfaction with esthetics and treatment impact. Eligible children aged 6 to 9 years will be randomly assigned in a 1:1 ratio to receive either a Bioflx crown or a stainless-steel crown. Measurements will be taken at baseline, immediately after crown placement, at 1 week, and at 4 weeks.",[28,29,30],"Early Childhood Caries","Dental Caries","Pulp-Treated Primary Molars",[32,33,34,35,36],"Bioflx Crown","Stainless Steel Crown","Pulpotomy","Pediatric Dentistry","T-Scan","NOT_YET_RECRUITING","2026-04-06",{"date":40,"type":41},"2026-04-13","ACTUAL",{"date":43,"type":22},"2026-04",{"date":45,"type":22},"2026-08",{"name":47,"class":48},"Cairo University","OTHER",1,{"id":51,"slug":52,"hasResults":11,"nctId":53,"briefTitle":54,"officialTitle":55,"acronym":4,"eligibilityCriteria":56,"healthyVolunteers":11,"sex":17,"minAge":18,"maxAge":19,"enrollmentInfo":57,"targetDuration":4,"studyType":23,"phases":59,"briefSummary":60,"conditions":61,"keywords":66,"overallStatus":37,"whyStopped":4,"lastUpdateSubmitDate":71,"lastUpdatePostDateStruct":72,"startDateStruct":74,"completionDateStruct":76,"leadSponsor":78,"locationsCount":49},"100614226","digital-occlusal-analysis-and-bite-force-evaluation-of-primary-molars-restored-with-zirconia-crowns-using-t-scan-100614226","NCT07276841","Digital Occlusal Analysis and Bite Force Evaluation of Primary Molars Restored With Zirconia Crowns Using T-Scan","Digital Occlusal Analysis and Bite Force Evaluation of Pulp Treated Primary Molars Restored With Zirconia Crowns Using T-Scan: An Experimental Before-and-After Study","Inclusion Criteria:\n\n* Children aged 6 to 9 years.\n* Both boys and girls can participate.\n* A pulp-treated primary molar (pulpotomy) that is healthy and shows no pain, no swelling, no mobility, and no radiographic problems (such as internal resorption or infection).\n* The lower first permanent molar must be erupted.\n* The child is cooperative during dental treatment (positive behavior on the Frankl scale).\n* The child has no missing teeth.\n* The child has a normal bite (normal overjet and overbite).\n* The child is generally healthy with no systemic diseases, to ensure they can attend follow-ups.\n\nExclusion Criteria:\n\n* Children with medical conditions or who are uncooperative during dental care.\n* Children with parafunctional habits, such as teeth grinding (bruxism), thumb-sucking, or other habits that may affect bite-force measurements.\n* Teeth that are close to falling out, have severe root resorption, or need extraction.\n* Teeth with deep cavities below the gum line that prevent proper crown placement.\n* Teeth that are mobile (Miller's Grade 2 or higher).\n* Teeth that have had previous pulp therapy other than the included pulpotomy.\n* Children who are unable to attend follow-up visits or whose parents do not agree to participate.",{"count":58,"type":22},11,[25],"The goal of this observational study is to evaluate the adaptation of occlusion and bite force after zirconia crown restoration in children with pulp-treated primary molars. The main questions it aims to answer are:\n\nHow does occlusion adapt after placement of zirconia crowns?\n\nDoes bite force change following crown restoration?\n\nParticipants will:\n\nUndergo routine pulp treatment and restoration of primary molars with zirconia crowns.\n\nHave bite force and occlusal contacts measured using the T-Scan digital occlusal analysis system before and after crown placement.",[62,63,64,65],"Dental Occlusion","Primary Teeth","Pulp-treated Primary Molars","Zirconia Crowns",[67,68,35,69,36,63,70],"Occlusion","Bite Force","Zirconia Crown","Restorative Dentistry","2025-11-30",{"date":73,"type":41},"2025-12-11",{"date":75,"type":22},"2026-01",{"date":77,"type":22},"2026-03",{"name":47,"class":48}]