[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100497576":3},{"organization":4,"armGroups":7,"interventions":19,"overallOfficials":27,"centralContacts":32,"locations":41,"responsibleParty":59,"collaborators":61,"id":67,"slug":23,"hasResults":68,"nctId":69,"briefTitle":70,"officialTitle":71,"acronym":72,"eligibilityCriteria":73,"healthyVolunteers":68,"sex":74,"minAge":75,"maxAge":76,"enrollmentInfo":77,"targetDuration":23,"studyType":80,"phases":81,"briefSummary":83,"conditions":84,"keywords":23,"overallStatus":44,"whyStopped":23,"lastUpdateSubmitDate":88,"lastUpdatePostDateStruct":89,"startDateStruct":92,"completionDateStruct":94,"leadSponsor":96,"locationsCount":97},{"fullName":5,"class":6},"Banff Sport Medicine Foundation","OTHER",[8,14],{"label":9,"type":10,"description":11,"interventionNames":12},"MPFL-R","ACTIVE_COMPARATOR","Medial patellofemoral ligament reconstruction",[13],"Procedure: Medial patellofemoral ligament reconstruction",{"label":15,"type":10,"description":16,"interventionNames":17},"MPFL-R + TTO","Medial patellofemoral ligament reconstruction with concomitant tibial tubercle osteotomy",[13,18],"Procedure: Tibial tubercle osteotomy",[20,24],{"type":21,"name":11,"description":11,"armGroupLabels":22,"otherNames":23},"PROCEDURE",[9,15],null,{"type":21,"name":25,"description":25,"armGroupLabels":26,"otherNames":23},"Tibial tubercle osteotomy",[15],[28],{"name":29,"affiliation":30,"role":31},"Laurie A Hiemstra, MD, PhD","University of Calgary","PRINCIPAL_INVESTIGATOR",[33,38],{"name":29,"role":34,"phone":35,"phoneExt":36,"email":37},"CONTACT","403 760 2897","6","hiemstra@banffsportmed.ca",{"name":39,"role":34,"phone":35,"phoneExt":36,"email":40},"Sarah Kerslake, BPhty","sarah@banffsportmed.ca",[42],{"facility":43,"status":44,"city":45,"state":46,"zip":47,"country":48,"cosmosGeoPoint":49,"geoPoint":54,"contacts":55},"Banff Sport Medicine","RECRUITING","Canmore","Alberta","T1W 0L5","Canada",{"type":50,"coordinates":51},"Point",[52,53],-115.35206,51.08335,{"lat":53,"lon":52},[56],{"name":57,"role":34,"phone":58,"phoneExt":23,"email":23},"Laurie Hiemstra, MD PhD FRCSC","4037602897",{"type":60,"investigatorFullName":23,"investigatorTitle":23,"investigatorAffiliation":23,"oldNameTitle":23,"oldOrganization":23},"SPONSOR",[62,64],{"name":63,"class":6},"Canadian Orthopaedic Foundation",{"name":65,"class":66},"CONMED Corporation","INDUSTRY","100497576",false,"NCT05759039","SHould You TransFer the Tubercle?","A Randomized Clinical Pilot Trial Comparing Isolated Medial Patellofemoral Ligament Reconstruction to Medial Patellofemoral Ligament Reconstruction Combined with Tibial Tubercle Osteotomy: SHould You TransFer the Tubercle (SHYFT)?","SHYFT","Inclusion Criteria:\n\n* Age 13-30 years\n* Symptomatic recurrent lateral patellofemoral instability\n* TT-TG ≥15mm measured on MRI or ≥18mm on CT scan\n* Closed physes (confirmed on knee x-rays)\n\nExclusion Criteria:\n\n* Caton-Deschamps ratio ≥ 1.4 on lateral radiographs\n* Femoral anteversion ≥ 25 degrees on diagnostic imaging rotational profile\n* Tibial external rotation ≥ 45 degrees on diagnostic imaging rotational profile\n* High-grade trochlear dysplasia requiring trochleoplasty\n* Significant osteoarthritis on skyline plain imaging (Kellgren Lawrence grade ≥ 2)\n* A chondral lesion of the patellofemoral joint that is undergoing a cartilage restoration procedure.\n* Unable to complete computer-based outcome questionnaires\n* Pregnant (at time of surgery)","ALL","13 Years","30 Years",{"count":78,"type":79},32,"ESTIMATED","INTERVENTIONAL",[82],"NA","The aim of this study is to investigate the role of tibial tubercle osteotomy (TTO) on the subjective and objective outcomes following medial patellofemoral ligament reconstruction (MPFL-R) in patients with an increased tibial tubercle-trochlear groove (TT-TG) distance with or without patella alta.\n\nThis Pilot RCT will assess the feasibility of conducting this study for:\n\n1. The ability to recruit study patients\n2. Adherence to the study protocol\n3. Completion rates of patient follow-up at a minimum of 12 months post-operative",[85,86,87],"Patellofemoral Dislocation","Tibial Tubercle Osteotomy","Medial Patellofemoral Ligament Reconstruction","2025-01-31",{"date":90,"type":91},"2025-02-04","ACTUAL",{"date":93,"type":91},"2023-09-01",{"date":95,"type":79},"2026-09-01",{"name":5,"class":6},1]