[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100410813":3},{"organization":4,"armGroups":7,"interventions":19,"overallOfficials":26,"centralContacts":30,"locations":35,"responsibleParty":50,"collaborators":25,"id":53,"slug":54,"hasResults":55,"nctId":56,"briefTitle":57,"officialTitle":58,"acronym":25,"eligibilityCriteria":59,"healthyVolunteers":55,"sex":60,"minAge":61,"maxAge":62,"enrollmentInfo":63,"targetDuration":25,"studyType":66,"phases":67,"briefSummary":69,"conditions":70,"keywords":72,"overallStatus":37,"whyStopped":25,"lastUpdateSubmitDate":81,"lastUpdatePostDateStruct":82,"startDateStruct":85,"completionDateStruct":87,"leadSponsor":89,"locationsCount":90},{"fullName":5,"class":6},"La Tour Hospital","OTHER",[8,14],{"label":9,"type":10,"description":11,"interventionNames":12},"Anatomic TSA","ACTIVE_COMPARATOR","The control group will receive through a deltopectoral approach an anatomic total shoulder arthroplasty (TSA) for a primary glenohumeral arthritis",[13],"Device: Total shoulder arthroplasty",{"label":15,"type":16,"description":17,"interventionNames":18},"RTSA","EXPERIMENTAL","The experimental group will receive through a deltopectoral approach a reverse total shoulder arthroplasty RTSA for a primary glenohumeral arthritis",[13],[20],{"type":21,"name":22,"description":23,"armGroupLabels":24,"otherNames":25},"DEVICE","Total shoulder arthroplasty","A prosthesis (either anatomic or reverse) will be implanted in shoulders patients that suffer from primary glenohumeral arthritis.",[9,15],null,[27],{"name":28,"affiliation":5,"role":29},"Alexandre Lädermann, MD","PRINCIPAL_INVESTIGATOR",[31],{"name":28,"role":32,"phone":33,"phoneExt":25,"email":34},"CONTACT","+41 22 719 75 55","alexandre.laedermann@gmail.com",[36],{"facility":5,"status":37,"city":38,"state":25,"zip":39,"country":40,"countryCode":41,"cosmosGeoPoint":42,"geoPoint":47,"contacts":48},"RECRUITING","Meyrin","1217","Switzerland","CH",{"type":43,"coordinates":44},"Point",[45,46],6.08025,46.23424,{"lat":46,"lon":45},[49],{"name":28,"role":32,"phone":33,"phoneExt":25,"email":34},{"type":29,"investigatorFullName":51,"investigatorTitle":52,"investigatorAffiliation":5,"oldNameTitle":25,"oldOrganization":25},"Dr. Alexandre Lädermann","Principal Investigator","100410813","anatomic-tsa-vs-rtsa-for-glenohumeral-arthritis-100410813",false,"NCT04629391","Anatomic TSA vs RTSA for Glenohumeral Arthritis","Anatomic Versus Reverse Shoulder Arthroplasty for Primary Glenohumeral Osteoarthritis. A Randomized Prospective Study","Inclusion Criteria:\n\n* Primary glenohumeral arthritis,\n* Intact rotator cuff,\n* No important glenoid bone loss (cf exclusion criteria),\n* Patients between 65 and 85 years old\n* Informed Consent as documented by signature (Appendix Informed Consent Form).\n\nExclusion Criteria:\n\n* B2 glenoid with \\> 80% posterior humeral head subluxation or greater 25 degrees neoglenoid retroversion,\n* B3 and C type glenoids,\n* Full thickness rotator cuff tear,\n* Acute or malunited proximal humeral fracture,\n* Chronic locked dislocation\n* Rheumatoid arthritis,\n* Revision surgery or surgical antecedents,\n* Tumors,\n* Axillary nerve damage,\n* Non-functioning deltoid muscle,\n* Glenoid vault deficiency precluding baseplate fixation,\n* Infection and neuropathic joints,\n* Known or suspected non-compliance, drug or alcohol abuse,\n* Patients incapable of judgement or under tutelage,\n* Inability to follow the procedures of the study, e.g. due to language problems, psychological disorders, dementia, contraindication for CT scan etc. of the participant,\n* Enrolment of the investigator, his\u002Fher family members, employees and other dependent persons.","ALL","65 Years","85 Years",{"count":64,"type":65},296,"ESTIMATED","INTERVENTIONAL",[68],"NA","There are no published prospective studies that compared 2-year functional outcomes of RTSA and anatomic TSA for the treatment of primary glenohumeral osteoarthritis with intact rotator cuffs and no excessive glenoid retroversion. The primary goal of our prospective randomized study is to determine whether RTSA have at least as good results as anatomic TSA (non-inferiority), in patients with glenohumeral osteoarthritis, without rotator cuff tears nor significant glenoid retroversion.",[71],"Arthritis Shoulder",[73,74,75,76,77,78,79,80],"shoulder","primary osteoarthritis","Range of motion","clinical outcomes","radiographic outcomes","anatomic prosthesis","reverse prosthesis","Arthroplasty","2026-05-19",{"date":83,"type":84},"2026-05-22","ACTUAL",{"date":86,"type":84},"2020-09-01",{"date":88,"type":65},"2027-05-01",{"name":5,"class":6},1]