[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-studies-list:{\"conditionNormalized\":\"tooth-preparation\",\"overallStatus\":[\"RECRUITING\",\"AVAILABLE\",\"NOT_YET_RECRUITING\"],\"orderBy\":\"LastUpdateSubmitDate:desc\",\"size\":25,\"offset\":0}":3,"health-study-condition:tooth-preparation":40},{"pageToken":4,"total":5,"offset":6,"count":5,"results":7},null,1,0,[8],{"id":9,"slug":4,"hasResults":10,"nctId":11,"briefTitle":12,"officialTitle":13,"acronym":4,"eligibilityCriteria":14,"healthyVolunteers":10,"sex":15,"minAge":16,"maxAge":17,"enrollmentInfo":18,"targetDuration":4,"studyType":21,"phases":22,"briefSummary":24,"conditions":25,"keywords":4,"overallStatus":28,"whyStopped":4,"lastUpdateSubmitDate":29,"lastUpdatePostDateStruct":30,"startDateStruct":33,"completionDateStruct":35,"leadSponsor":37,"locationsCount":5},"100554264",false,"NCT06496828","Clinical Outcomes of Biologically Oriented Preparation Technique","Clinical Performance of All-Ceramic Crowns on Teeth Prepared With Biologically Oriented Preparation Technique Compared to Horizontal Preparation","Inclusion Criteria:\n\n* Patients older than 18.\n* Two teeth at least needed to be restored with full crowns (each patient needs at least two single crowns).\n* Stable occlusion.\n* Good oral hygiene.\n* Periodontally healthy teeth.\n* Nonsmoking or smoking less than ten cigarettes\u002Fday.\n* Probing depth between 1 and 3 mm.\n\nExclusion Criteria:\n\n* Patients younger than 18.\n* Parafunctional habits.\n* Active periodontal disease.\n* Poor oral hygiene.\n* Systemic disease that may affect the periodontal health.\n* Pregnancy.\n* Radiation or chemotherapy.\n* Treatment by Bisphosphonates medication.\n* Patients who are unable or unwilling to attend follow-up visits","ALL","19 Years","80 Years",{"count":19,"type":20},60,"ESTIMATED","INTERVENTIONAL",[23],"NA","This study aims to evaluate the periodontal response of teeth prepared with a biologically oriented preparation technique (BOPT) compared to conventional preparation for all-ceramic crowns.",[26,27],"Crowns","Tooth Preparation","RECRUITING","2025-08-19",{"date":31,"type":32},"2025-08-21","ACTUAL",{"date":34,"type":32},"2024-04-30",{"date":36,"type":20},"2027-12-30",{"name":38,"class":39},"Damascus University","OTHER",""]