[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100600776":3},{"organization":4,"outcomesModule":7,"designInfo":21,"detailedDescription":20,"studyPopulation":20,"armGroups":27,"interventions":38,"overallOfficials":20,"centralContacts":47,"locations":53,"responsibleParty":67,"collaborators":20,"id":69,"slug":20,"hasResults":70,"nctId":71,"briefTitle":72,"officialTitle":73,"acronym":20,"eligibilityCriteria":74,"healthyVolunteers":70,"sex":75,"minAge":20,"maxAge":20,"enrollmentInfo":76,"targetDuration":20,"studyType":79,"phases":80,"briefSummary":82,"conditions":83,"keywords":85,"overallStatus":56,"whyStopped":20,"lastUpdateSubmitDate":90,"lastUpdatePostDateStruct":91,"startDateStruct":94,"completionDateStruct":96,"leadSponsor":98,"locationsCount":99},{"fullName":5,"class":6},"Parc de Salut Mar","OTHER",{"primaryOutcomes":8,"secondaryOutcomes":16,"otherOutcomes":20},[9,13],{"measure":10,"description":11,"timeFrame":12},"VAS","Pain evaluated by Visual analogic scale (VAS)","1 year",{"measure":14,"description":15,"timeFrame":12},"Quick Dash","Function of the arm evaluated by Quick Dash scale",[17],{"measure":18,"description":19,"timeFrame":12},"Strength","Strength evaluated with a pressure gauge",null,{"allocation":22,"interventionModel":23,"interventionModelDescription":20,"primaryPurpose":24,"observationalModel":20,"timePerspective":20,"maskingInfo":25},"RANDOMIZED","PARALLEL","TREATMENT",{"masking":26,"maskingDescription":20,"whoMasked":20},"NONE",[28,33],{"label":29,"type":30,"description":20,"interventionNames":31},"Maia Prosthesis group","EXPERIMENTAL",[32],"Procedure: Implantation of thumb prosthesis",{"label":34,"type":30,"description":35,"interventionNames":36},"Trapeziectomy and Burton-Pellegrini technique","Remove the trapezium bone and perform a suspensionplasty using a hemi-slip of the flexor carpi radialis tendon",[37],"Procedure: Burton-Pellegrini technique",[39,44],{"type":40,"name":41,"description":42,"armGroupLabels":43,"otherNames":20},"PROCEDURE","Implantation of thumb prosthesis","Replacing the articular surface of the trapezo-metacarpal joint with a socked-ball prosthesis.",[29],{"type":40,"name":45,"description":35,"armGroupLabels":46,"otherNames":20},"Burton-Pellegrini technique",[34],[48],{"name":49,"role":50,"phone":51,"phoneExt":20,"email":52},"Daniel Valverde Vilamala","CONTACT","+34 626330598","dvalverde@hmar.cat",[54],{"facility":55,"status":56,"city":57,"state":20,"zip":58,"country":59,"countryCode":60,"cosmosGeoPoint":61,"geoPoint":66,"contacts":20},"Hospital del Mar","RECRUITING","Barcelona","08003","Spain","ES",{"type":62,"coordinates":63},"Point",[64,65],2.15899,41.38879,{"lat":65,"lon":64},{"type":68,"investigatorFullName":20,"investigatorTitle":20,"investigatorAffiliation":20,"oldNameTitle":20,"oldOrganization":20},"SPONSOR","100600776",false,"NCT07101887","Comparative Study Between the Use of Trapeziometacarpal Prostheses and the Usual Resection-tenosuspension Arthroplasty for the Treatment of Rhizarthrosis, Focusing on Changes in Pain (Measured With the VAS Scale) and Function (With the Quick-DASH).","Comparative Study Between the Use of Trapeziometacarpal Prostheses and the Usual Resection-tenosuspension Arthroplasty for the Treatment of Rhizarthrosis.","Inclusion Criteria:\n\n* Rizarthrosis grade I, II, III\n\nExclusion Criteria:\n\n* Rizarthrosis grade IV\n* Severe osteoporosis\n* Metals allergy\n* Previous surgical interventions related\n* Malformations in the articular zones that difficult the implant placement","ALL",{"count":77,"type":78},61,"ESTIMATED","INTERVENTIONAL",[81],"NA","It is a randomized, prospective, single-blind study of two treatment techniques for rhizarthrosis. The patients are divided into two groups: one in which a Maia trapeziometacarpal prosthesis is implanted, and the other in which the standard technique of trapeziectomy and tenosuspension plasty is performed according to the Burton-Pellegrini technique.The follow-up of the patients is one year, and functionality (measured with the Quick Dash test) and pain (measured with the VAS scale) are compared throughout this period.This study has a sample size of 62 patients, 31 per group. Other secondary variables are also evaluated, such as strength and mobility of the thumb trapeziometacarpal joint (measured with the Kapandji index).",[84],"Rizarthrosis",[86,87,88,89],"Thumb","osteoarthritis","prosthesis","trapeziectomy","2025-07-28",{"date":92,"type":93},"2025-08-03","ACTUAL",{"date":95,"type":93},"2022-06-01",{"date":97,"type":78},"2025-11-01",{"name":5,"class":6},1]