[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100599028":3},{"organization":4,"armGroups":7,"interventions":22,"overallOfficials":40,"centralContacts":45,"locations":55,"responsibleParty":76,"collaborators":50,"id":80,"slug":81,"hasResults":82,"nctId":83,"briefTitle":84,"officialTitle":85,"acronym":50,"eligibilityCriteria":86,"healthyVolunteers":82,"sex":87,"minAge":88,"maxAge":89,"enrollmentInfo":90,"targetDuration":50,"studyType":93,"phases":94,"briefSummary":96,"conditions":97,"keywords":99,"overallStatus":58,"whyStopped":50,"lastUpdateSubmitDate":105,"lastUpdatePostDateStruct":106,"startDateStruct":109,"completionDateStruct":111,"leadSponsor":113,"locationsCount":114},{"fullName":5,"class":6},"Mansoura University","OTHER",[8,14,18],{"label":9,"type":10,"description":11,"interventionNames":12},"Conventional Immediate Obturator Group\u002F obturator block","EXPERIMENTAL","Participants will receive a conventional immediate surgical obturator fabricated manually on a preoperative cast. Retention will be provided using clasps and\u002For wiring. The obturator will be inserted immediately after maxillectomy and used during the healing period.",[13],"Device: Obturator block",{"label":15,"type":10,"description":16,"interventionNames":17},"Resin 3D-Printed Obturator Group","Participants will receive a resin 3D-printed immediate surgical obturator, digitally designed using intraoral scans and CBCT data. Retention will be achieved using 3D-printed clasps and palatal screws. The obturator will be inserted immediately after surgery and monitored during healing.",[13],{"label":19,"type":10,"description":20,"interventionNames":21},"Metallic 3D-Printed Obturator Group","Participants will receive a metallic 3D-printed immediate surgical obturator, digitally designed using fused CBCT and digital impressions. The prosthesis will include metal clasps and palatal screws for enhanced retention. It will be delivered at surgery and assessed over the healing period.",[13],[23,30,35],{"type":24,"name":25,"description":26,"armGroupLabels":27,"otherNames":28},"DEVICE","Obturator block","A manually fabricated obturator using a preoperative maxillary cast, retained with clasps and wire. Delivered immediately after maxillectomy.",[9],[29],"Conventional Immediate Obturator Group",{"type":24,"name":25,"description":31,"armGroupLabels":32,"otherNames":33},"A digitally designed obturator based on fused CBCT and intraoral scan data. Fabricated in resin using 3D-printing, and retained with 3D-printed clasps and palatal screws. Delivered immediately post-maxillectomy",[15],[34],"Resin 3D-Printed Surgical Obturator",{"type":24,"name":25,"description":36,"armGroupLabels":37,"otherNames":38},"A digitally designed and 3D-printed obturator fabricated in metal, using CBCT and intraoral scan data. Retention is provided by metal clasps and palatal screws. Delivered during or immediately after surgery.",[19],[39],"Metallic 3D-Printed Surgical Obturator",[41],{"name":42,"affiliation":43,"role":44},"fatma mahanna, Phd","Mansoura university, faculty of dentistry","STUDY_CHAIR",[46,52],{"name":47,"role":48,"phone":49,"phoneExt":50,"email":51},"Fatma F Mahanaa, phD","CONTACT","+201006863040",null,"fatmamahanna@mans.edu.eg",{"name":53,"role":48,"phone":54,"phoneExt":50,"email":50},"Alaa Zaki","+201069703419",[56],{"facility":57,"status":58,"city":59,"state":50,"zip":60,"country":61,"countryCode":62,"cosmosGeoPoint":63,"geoPoint":68,"contacts":69},"Maxillofacial Prosthodontic Unit, Faculty of Dentistry, Mansoura University","RECRUITING","Al Mansurah","35511","Egypt","EG",{"type":64,"coordinates":65},"Point",[66,67],31.38069,31.03637,{"lat":67,"lon":66},[70,74],{"name":71,"role":48,"phone":72,"phoneExt":50,"email":73},"Khaled Zahran, Phd","+201002706780","khaledzahran@mans.edu.eg",{"name":53,"role":75,"phone":50,"phoneExt":50,"email":50},"PRINCIPAL_INVESTIGATOR",{"type":77,"investigatorFullName":78,"investigatorTitle":79,"investigatorAffiliation":5,"oldNameTitle":50,"oldOrganization":50},"SPONSOR_INVESTIGATOR","Fatma mahanna","Assistant professor of prosthodontics","100599028","comparison-of-conventional-and-3d-printed-surgical-obturators-for-maxillary-defects-100599028",false,"NCT07079163","Comparison of Conventional and 3D-printed Surgical Obturators for Maxillary Defects","Comparison of Patient Satisfaction and Prosthetic Complications Between Conventional Immediate Surgical Obturators and 3D-printed Immediate Surgical Obturators With Enhanced Retention","Inclusion Criteria:\n\n* Patients indicated for maxillectomy with the remaining number of teeth\n* Referral to Maxillofacial Prosthodontic Unit, Mansoura University\n\nExclusion Criteria:\n\n* contraindication to surgery (not physically fit to underwent surgery)","ALL","36 Years","68 Years",{"count":91,"type":92},24,"ESTIMATED","INTERVENTIONAL",[95],"NA","This randomized controlled clinical trial aims to compare patient satisfaction and prosthetic complications associated with three types of immediate surgical obturators used in maxillectomy patients. A total of 24 patients with acquired maxillary defects will be randomly assigned to receive one of three obturator designs: (1) conventional obturators retained with clasps and wire, (2) resin 3D-printed obturators with printed clasps and palatal screws, or (3) metallic 3D-printed obturators with metal clasps and palatal screws.\n\nPatient satisfaction will be evaluated using the Obturator Functioning Scale (OFS), and postoperative complications such as discomfort, lack of retention, or mucosal irritation . The study seeks to determine whether digital fabrication and enhanced retention methods improve clinical outcomes compared to traditional approaches",[98],"Maxillary Defect Reconstruction",[100,101,102,103,104],"Maxillary defects","Immediate surgical obturator","patient-centered outcomes","Digital","3D-printed","2025-07-21",{"date":107,"type":108},"2025-07-24","ACTUAL",{"date":110,"type":108},"2025-01-25",{"date":112,"type":92},"2025-12-31",{"name":78,"class":6},1]