[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100464375":3},{"organization":4,"armGroups":7,"interventions":20,"overallOfficials":31,"centralContacts":35,"locations":44,"responsibleParty":74,"collaborators":26,"id":77,"slug":26,"hasResults":78,"nctId":79,"briefTitle":80,"officialTitle":81,"acronym":82,"eligibilityCriteria":83,"healthyVolunteers":84,"sex":85,"minAge":86,"maxAge":26,"enrollmentInfo":87,"targetDuration":26,"studyType":90,"phases":91,"briefSummary":93,"conditions":94,"keywords":26,"overallStatus":64,"whyStopped":26,"lastUpdateSubmitDate":98,"lastUpdatePostDateStruct":99,"startDateStruct":102,"completionDateStruct":104,"leadSponsor":106,"locationsCount":107},{"fullName":5,"class":6},"The University of Hong Kong","OTHER",[8,14],{"label":9,"type":10,"description":11,"interventionNames":12},"Study Group (SG)","EXPERIMENTAL","Receive new zirconia implant: Straumann® PURE 2-piece Ceramic Implant (tissue level), ZLA",[13],"Device: Ceramic Dental Implant",{"label":15,"type":16,"description":17,"interventionNames":18},"Control Group (CG)","ACTIVE_COMPARATOR","Receive standard titanium implant: Straumann® Bone Level Implant, Titanium, SLA",[19],"Device: Titanium Dental Implant",[21,27],{"type":22,"name":23,"description":24,"armGroupLabels":25,"otherNames":26},"DEVICE","Ceramic Dental Implant","The ceramic implant will be placed in healed extraction sockets in the premolar-to-premolar area in the mandible and maxilla for single tooth replacement followed by prosthetic loading with definitive prosthesis after 6 months healing time. Type 4 surgery will be performed as defined by the ITI Consensus Statements for Implant Placement in Extraction Sockets: healed sites, typically around 16 weeks after tooth was extracted or after tooth was lost to allow complete healing of the ridge as well as soft- and hard tissue maturation. Both SG and CG receive routine treatment, only the choice of the implant material is defined by the study protocol.",[9],null,{"type":22,"name":28,"description":29,"armGroupLabels":30,"otherNames":26},"Titanium Dental Implant","The titanium implant will be placed in healed extraction sockets in the premolar-to-premolar area in the mandible and maxilla for single tooth replacement followed by prosthetic loading with definitive prosthesis after 6 months healing time. Type 4 surgery will be performed as defined by the ITI Consensus Statements for Implant Placement in Extraction Sockets: healed sites, typically around 16 weeks after tooth was extracted or after tooth was lost to allow complete healing of the ridge as well as soft- and hard tissue maturation. Both SG and CG receive routine treatment, only the choice of the implant material is defined by the study protocol.",[15],[32],{"name":33,"affiliation":5,"role":34},"Melissa R. Fok, Dr.","PRINCIPAL_INVESTIGATOR",[36,40],{"name":33,"role":37,"phone":38,"phoneExt":26,"email":39},"CONTACT","+852 2859 0301","melfok@hku.hk",{"name":41,"role":37,"phone":42,"phoneExt":26,"email":43},"George Pelekos, Dr.","+852 2859 0343","george74@hku.hk",[45,62],{"facility":46,"status":47,"city":48,"state":26,"zip":49,"country":50,"cosmosGeoPoint":51,"geoPoint":56,"contacts":57},"Dusseldorf University Hospital, Poliklinik für Zahnärztliche Prothetik","NOT_YET_RECRUITING","Düsseldorf","40225","Germany",{"type":52,"coordinates":53},"Point",[54,55],6.77927,51.22319,{"lat":55,"lon":54},[58],{"name":59,"role":37,"phone":60,"phoneExt":26,"email":61},"Frank Spitznagel, Dr.","+49 211 81-04440","frank.spitznagel@med.uni-duesseldorf.de",{"facility":63,"status":64,"city":65,"state":26,"zip":66,"country":65,"cosmosGeoPoint":67,"geoPoint":71,"contacts":72},"Clinical Research Centre, Faculty of Dentistry, the University of Hong Kong","RECRUITING","Hong Kong","0000",{"type":52,"coordinates":68},[69,70],114.17469,22.27832,{"lat":70,"lon":69},[73],{"name":33,"role":37,"phone":26,"phoneExt":26,"email":26},{"type":34,"investigatorFullName":75,"investigatorTitle":76,"investigatorAffiliation":5,"oldNameTitle":26,"oldOrganization":26},"Dr. Melissa Fok","Clinical Assistant Professor","100464375",false,"NCT05326880","5-year Follow up Study on the Comparative Performance of Two-piece Zirconia and Titanium Implants","Comparative Performance of Two-piece Zirconia Tissue Level Implants vs. Titanium Bone Level Implants Placed With a Fully Digital Workflow - 5-year Follow up of a Randomized Clinical Trial","PostNCT0390817","Inclusion Criteria:\n\nfollowing criteria must be met for inclusion in the study:\n\n* Patients must have voluntarily signed the Informed Consent Form before any study related procedures are performed, are willing and able to attend scheduled follow-up visits and agree that the pseudonymized data will be collected, analyzed, and published.\n* Patients must be males or females who are a minimum of 18 years of age.\n* Patients, who have received a single tooth replacement with a study implant as per-protocol in the premolar-to-premolar area (excluding lower incisors) in the mandible and maxilla and restored with a screw retained ceramic crown.\n\nExclusion Criteria:\n\n* Patients with conditions or circumstances, in the opinion of the Investigator, which would prevent completion of study participation or interfere with analysis of study results, such as history of non-compliance or unreliability.\n* Pregnancy or intention to become pregnant at any point during the study duration.",true,"ALL","18 Years",{"count":88,"type":89},60,"ESTIMATED","INTERVENTIONAL",[92],"NA","A post-market, randomized-controlled, superiority clinical study to compare medium-term performance and safety of the Straumann PURE 2-piece Ceramic Implant with Straumann Bone Level Implant using a fully digital workflow.",[95,96,97],"Dental Implants","Single Tooth Lost","Dental Implant Failed","2023-11-19",{"date":100,"type":101},"2023-11-21","ACTUAL",{"date":103,"type":101},"2022-01-03",{"date":105,"type":89},"2028-03",{"name":5,"class":6},2]