[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100615666":3},{"organization":4,"armGroups":7,"interventions":20,"overallOfficials":31,"centralContacts":35,"locations":41,"responsibleParty":53,"collaborators":26,"id":56,"slug":57,"hasResults":58,"nctId":59,"briefTitle":60,"officialTitle":61,"acronym":26,"eligibilityCriteria":62,"healthyVolunteers":58,"sex":63,"minAge":64,"maxAge":65,"enrollmentInfo":66,"targetDuration":26,"studyType":69,"phases":70,"briefSummary":72,"conditions":73,"keywords":78,"overallStatus":89,"whyStopped":26,"lastUpdateSubmitDate":90,"lastUpdatePostDateStruct":91,"startDateStruct":94,"completionDateStruct":96,"leadSponsor":98,"locationsCount":99},{"fullName":5,"class":6},"Cairo University","OTHER",[8,14],{"label":9,"type":10,"description":11,"interventionNames":12},"Hall Technique Stainless-Steel Crown Placement","EXPERIMENTAL","Participants in this arm will receive a stainless-steel crown (NuSmile) placed using the Hall Technique, a minimally invasive method that does not require local anesthesia, caries removal, or tooth preparation. The appropriately sized crown will be selected based on mesiodistal measurements and trial fitting, then cemented using glass ionomer luting cement. Orthodontic separators may be placed when contacts are tight. Outcome measurements (T-Scan bite force, vertical dimension, questionnaires) will be taken at baseline, immediately after placement, and at 2- and 4-week follow-ups.",[13],"Procedure: Hall Technique Stainless Steel Crown Placement",{"label":15,"type":16,"description":17,"interventionNames":18},"Conventional Stainless-Steel Crown Restoration","ACTIVE_COMPARATOR","Participants in this arm will receive a stainless-steel crown (NuSmile) placed using the traditional conventional technique. This includes local anesthesia, complete caries removal, and tooth preparation (occlusal reduction \\~1.5 mm, proximal slicing). The crown will be fitted, adjusted for proper occlusion, and cemented using glass ionomer luting cement. Standardized outcome measurements (T-Scan bite force, vertical dimension, questionnaires) will be recorded at baseline, immediately post-operatively, and at 2- and 4-week follow-ups.",[19],"Procedure: Conventional Stainless Steel Crown Placement",[21,27],{"type":22,"name":23,"description":24,"armGroupLabels":25,"otherNames":26},"PROCEDURE","Hall Technique Stainless Steel Crown Placement","Children allocated to the intervention group will receive stainless-steel crown (SSC) placement using the Hall technique, without local anesthesia, caries removal, or tooth preparation. An appropriately sized preformed stainless-steel crown (NuSmile®) will be selected based on mesiodistal width and crown fit, and cemented using glass ionomer luting cement. Orthodontic separators may be placed when required to facilitate crown seating. No occlusal adjustment will be performed. Digital occlusal analysis and bite force assessment will be conducted using the T-Scan system, and vertical dimension will be measured using a digital caliper preoperatively, immediately after crown placement, and during the follow-up period according to the study schedule.",[9],null,{"type":22,"name":28,"description":29,"armGroupLabels":30,"otherNames":26},"Conventional Stainless Steel Crown Placement","Children allocated to the control group will receive conventional stainless-steel crown (SSC) restoration under local anesthesia following complete caries removal and standard tooth preparation, including occlusal reduction and proximal slicing. An appropriately sized preformed stainless-steel crown (NuSmile®) will be selected, adjusted if necessary, and cemented using glass ionomer luting cement. Occlusion will be clinically adjusted to eliminate premature contacts. Digital occlusal analysis and bite force assessment will be performed using the T-Scan system, and vertical dimension will be measured using a digital caliper preoperatively, immediately after crown placement, and during the follow-up period according to the study schedule.",[15],[32],{"name":33,"affiliation":5,"role":34},"Osama A El Shahawy, PhD","PRINCIPAL_INVESTIGATOR",[36],{"name":37,"role":38,"phone":39,"phoneExt":26,"email":40},"Lujain Y Wagih Youssef, B.D.S Faculty of Dentistry","CONTACT","+201097906344","lujain.yasser@dentistry.cu.edu.eg",[42],{"facility":5,"status":26,"city":43,"state":44,"zip":45,"country":46,"countryCode":47,"cosmosGeoPoint":26,"geoPoint":26,"contacts":48},"Cairo","Giza Governorate","12613","Egypt","EG",[49],{"name":50,"role":38,"phone":51,"phoneExt":26,"email":52},"Prof.Dr. Osama A El Shahawy, PhD","+201005634755","osama.shahawy@dentistry.cu.edu.eg",{"type":34,"investigatorFullName":54,"investigatorTitle":55,"investigatorAffiliation":5,"oldNameTitle":26,"oldOrganization":26},"Lujain Yasser Wagih Youssef","Master's Student, Department of Pediatric Dentistry","100615666","digital-occlusal-analysis-and-bite-force-evaluation-of-the-hall-technique-vs-stainless-steel-crowns-in-primary-molars-using-t-scan-100615666",false,"NCT07295574","Digital Occlusal Analysis and Bite Force Evaluation of the Hall Technique Vs Stainless Steel Crowns in Primary Molars Using T-scan","Digital Occlusal Analysis and Bite Force Evaluation of Hall Technique Vs Stainless-Steel Crowns as Conventional Restoration of Carious Primary Molars Using T-scan: A Randomized Clinical Trial","Inclusion Criteria:\n\n1. Systemically healthy children\n2. Age ranging from 6 to 9 years\n3. Cooperative behavior (positive rating on the Frankl Behavior Rating Scale)\n4. Unrestored carious primary molar\n5. Extent of caries radiographically confined to dentin (≤ or \\> ½ dentin thickness)\n6. Tooth must be vital and symptomless, with no clinical or radiographic signs of pulpal pathology\n\nExclusion Criteria:\n\n1. Children with special health care needs\n2. Temporomandibular disorders, bruxism or parafunctional habits\n3. pathological facial swelling\n4. periodontal diseases such as gingivitis, drug-induced gingival enlargement, juvenile or aggressive periodontitis\n5. Any child showing mobility, bone loss, or signs of pulpal pathology is also excluded from the study.","ALL","6 Years","9 Years",{"count":67,"type":68},22,"ESTIMATED","INTERVENTIONAL",[71],"NA","This randomized controlled clinical trial aims to compare two restorative techniques for managing carious primary molars in children aged 6-9 years: the Hall Technique and conventional stainless-steel crown (SSC) placement. The study evaluates how each technique affects occlusal force distribution, mean bite force, and vertical dimension changes using the T-Scan digital occlusal analysis system. Additional outcomes include temporomandibular joint assessment, child discomfort levels, and parental satisfaction with treatment. Participants are allocated 1:1 to receive either the Hall Technique or conventional SSC restoration, and outcomes are measured at baseline, immediately after treatment, and at 2- and 4-week follow-ups. The study aims to determine whether the minimally invasive Hall Technique provides comparable occlusal function and patient-centered outcomes when compared to traditional SSC preparation methods.",[74,75,76,77],"Carious Primary Molars","Bite Force","Occlusal Analysis","Stainless-steel Crown",[79,80,74,81,82,75,83,84,85,86,87,88],"Hall Technique","Stainless Steel Crown","Digital Occlusal Analysis","T-Scan","Occlusal Force Distribution","Vertical Dimension","Pediatric Dentistry","Minimal Intervention Dentistry","Conventional Crown Preparation","Randomized Clinical Trial","NOT_YET_RECRUITING","2025-12-16",{"date":92,"type":93},"2025-12-19","ACTUAL",{"date":95,"type":68},"2026-01",{"date":97,"type":68},"2026-03",{"name":5,"class":6},1]