[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100600776":3},{"organization":4,"armGroups":7,"interventions":19,"overallOfficials":11,"centralContacts":28,"locations":34,"responsibleParty":48,"collaborators":11,"id":50,"slug":11,"hasResults":51,"nctId":52,"briefTitle":53,"officialTitle":54,"acronym":11,"eligibilityCriteria":55,"healthyVolunteers":51,"sex":56,"minAge":11,"maxAge":11,"enrollmentInfo":57,"targetDuration":11,"studyType":60,"phases":61,"briefSummary":63,"conditions":64,"keywords":66,"overallStatus":37,"whyStopped":11,"lastUpdateSubmitDate":71,"lastUpdatePostDateStruct":72,"startDateStruct":75,"completionDateStruct":77,"leadSponsor":79,"locationsCount":80},{"fullName":5,"class":6},"Parc de Salut Mar","OTHER",[8,14],{"label":9,"type":10,"description":11,"interventionNames":12},"Maia Prosthesis group","EXPERIMENTAL",null,[13],"Procedure: Implantation of thumb prosthesis",{"label":15,"type":10,"description":16,"interventionNames":17},"Trapeziectomy and Burton-Pellegrini technique","Remove the trapezium bone and perform a suspensionplasty using a hemi-slip of the flexor carpi radialis tendon",[18],"Procedure: Burton-Pellegrini technique",[20,25],{"type":21,"name":22,"description":23,"armGroupLabels":24,"otherNames":11},"PROCEDURE","Implantation of thumb prosthesis","Replacing the articular surface of the trapezo-metacarpal joint with a socked-ball prosthesis.",[9],{"type":21,"name":26,"description":16,"armGroupLabels":27,"otherNames":11},"Burton-Pellegrini technique",[15],[29],{"name":30,"role":31,"phone":32,"phoneExt":11,"email":33},"Daniel Valverde Vilamala","CONTACT","+34 626330598","dvalverde@hmar.cat",[35],{"facility":36,"status":37,"city":38,"state":11,"zip":39,"country":40,"countryCode":41,"cosmosGeoPoint":42,"geoPoint":47,"contacts":11},"Hospital del Mar","RECRUITING","Barcelona","08003","Spain","ES",{"type":43,"coordinates":44},"Point",[45,46],2.15899,41.38879,{"lat":46,"lon":45},{"type":49,"investigatorFullName":11,"investigatorTitle":11,"investigatorAffiliation":11,"oldNameTitle":11,"oldOrganization":11},"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":58,"type":59},61,"ESTIMATED","INTERVENTIONAL",[62],"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).",[65],"Rizarthrosis",[67,68,69,70],"Thumb","osteoarthritis","prosthesis","trapeziectomy","2025-07-28",{"date":73,"type":74},"2025-08-03","ACTUAL",{"date":76,"type":74},"2022-06-01",{"date":78,"type":59},"2025-11-01",{"name":5,"class":6},1]