[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100616931":3},{"organization":4,"armGroups":7,"interventions":28,"overallOfficials":12,"centralContacts":40,"locations":50,"responsibleParty":68,"collaborators":72,"id":74,"slug":75,"hasResults":76,"nctId":77,"briefTitle":78,"officialTitle":78,"acronym":79,"eligibilityCriteria":80,"healthyVolunteers":81,"sex":82,"minAge":83,"maxAge":84,"enrollmentInfo":85,"targetDuration":12,"studyType":88,"phases":89,"briefSummary":91,"conditions":92,"keywords":94,"overallStatus":52,"whyStopped":12,"lastUpdateSubmitDate":97,"lastUpdatePostDateStruct":98,"startDateStruct":101,"completionDateStruct":103,"leadSponsor":105,"locationsCount":106},{"fullName":5,"class":6},"University of Iowa","OTHER",[8,13,19,24],{"label":9,"type":10,"description":11,"interventionNames":12},"NoCDO","NO_INTERVENTION","Participants will complete study activities without a CDO",null,{"label":14,"type":15,"description":16,"interventionNames":17},"CDO","EXPERIMENTAL","Participants will complete study activities while wearing a CDO with standard footplate stiffness",[18],"Device: Carbon Fiber Custom Dynamic Orthosis",{"label":20,"type":15,"description":21,"interventionNames":22},"1CFPlate","Participants will complete study activities while wearing a CDO with standard footplate stiffness and one additional carbon fiber footplate to increase footplate stiffness",[18,23],"Device: Carbon Fiber Footplate",{"label":25,"type":15,"description":26,"interventionNames":27},"2CFPlate","Participants will complete study activities while wearing a CDO with standard footplate stiffness and two additional carbon fiber footplates to increase footplate stiffness",[18,23],[29,36],{"type":30,"name":31,"description":32,"armGroupLabels":33,"otherNames":34},"DEVICE","Carbon Fiber Custom Dynamic Orthosis","The carbon fiber custom dynamic orthosis (CDO) used in this study will consist of a semi-rigid carbon fiber footplate, a carbon fiber posterior strut, and a proximal cuff that wraps around the leg below the knee.",[20,25,14],[35],"ankle foot orthosis",{"type":30,"name":37,"description":38,"armGroupLabels":39,"otherNames":12},"Carbon Fiber Footplate","One or two additional full-length carbon fiber footplates will be placed under the CDO footplate to increase the effective footplate stiffness",[20,25],[41,46],{"name":42,"role":43,"phone":44,"phoneExt":12,"email":45},"Jason M Wilken, PT, PhD","CONTACT","+1 319 3356857","jason-wilken@uiowa.edu",{"name":47,"role":43,"phone":48,"phoneExt":12,"email":49},"Kirsten M Anderson, PhD","3193530431","kirsten-m-anderson@uiowa.edu",[51],{"facility":5,"status":52,"city":53,"state":54,"zip":55,"country":56,"countryCode":57,"cosmosGeoPoint":58,"geoPoint":63,"contacts":64},"RECRUITING","Iowa City","Iowa","52241","United States","US",{"type":59,"coordinates":60},"Point",[61,62],-91.53017,41.66113,{"lat":62,"lon":61},[65,67],{"name":42,"role":43,"phone":66,"phoneExt":12,"email":45},"3193356857",{"name":47,"role":43,"phone":48,"phoneExt":12,"email":49},{"type":69,"investigatorFullName":70,"investigatorTitle":71,"investigatorAffiliation":5,"oldNameTitle":12,"oldOrganization":12},"SPONSOR_INVESTIGATOR","Jason Wilken","Associate Professor",[73],{"name":5,"class":6},"100616931","the-effects-of-footplate-stiffness-on-foot-loading-within-carbon-fiber-custom-dynamic-orthoses-100616931",false,"NCT07312032","The Effects of Footplate Stiffness on Foot Loading Within Carbon Fiber Custom Dynamic Orthoses","CDOCFPlate","Inclusion Criteria\n\n* Between the ages of 18 and 65\n* Healthy without current complaint of lower extremity pain, spine pain, open wounds or active infections, or medical or neuromusculoskeletal disorders that have limited their participation in work or exercise in the last 6 months\n* Able to hop without pain\n* Able to perform a full squat without pain\n* Ability to read and write in English and provide written informed consent\n* Ability to fit in a generic sized CDO\n\nExclusion Criteria\n\n* Diagnosed with a moderate or severe brain injury\n* Lower extremity injury resulting in surgery or limiting function for greater than 6 weeks\n* Injuries that would limit performance in this study\n* Diagnosed with a physical or psychological condition that would preclude functional testing (e.g. cardiac condition, clotting disorder, pulmonary condition)\n* Visual or hearing impairments that limit walking ability or limit the ability to comply with instructions given during testing\n* Require use of an assistive device\n* Unhealed wounds (cuts\u002Fabrasions) that would prevent AFO use\n* BMI \\> 40\n* Pregnancy",true,"ALL","18 Years","65 Years",{"count":86,"type":87},20,"ESTIMATED","INTERVENTIONAL",[90],"NA","Carbon fiber custom dynamic orthoses (CDOs) improve function, reduce pain, and offload the foot and ankle. CDOs include a proximal cuff that wraps around the leg just below the knee, a posterior carbon fiber strut that bends to store and return energy, and a semi-rigid carbon fiber footplate. The purpose of this study is to determine the effect of CDO use and CDO footplate stiffness on foot loading, limb mechanics, pain, and comfort.",[93],"Trauma Injury",[95,96,35],"carbon fiber","traumatic injury","2025-12-29",{"date":99,"type":100},"2025-12-31","ACTUAL",{"date":102,"type":100},"2025-12-13",{"date":104,"type":87},"2027-12-01",{"name":70,"class":6},1]