[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100641589":3},{"organization":4,"armGroups":7,"interventions":19,"overallOfficials":25,"centralContacts":29,"locations":38,"responsibleParty":55,"collaborators":18,"id":57,"slug":18,"hasResults":58,"nctId":59,"briefTitle":60,"officialTitle":61,"acronym":62,"eligibilityCriteria":63,"healthyVolunteers":64,"sex":65,"minAge":66,"maxAge":67,"enrollmentInfo":68,"targetDuration":18,"studyType":71,"phases":72,"briefSummary":74,"conditions":75,"keywords":80,"overallStatus":40,"whyStopped":18,"lastUpdateSubmitDate":86,"lastUpdatePostDateStruct":87,"startDateStruct":90,"completionDateStruct":92,"leadSponsor":94,"locationsCount":95},{"fullName":5,"class":6},"Hunan Normal University","OTHER",[8,14],{"label":9,"type":10,"description":11,"interventionNames":12},"Older Adults","EXPERIMENTAL","Community-dwelling older adults aged 65-75 years who complete walking assessments under both no-device and powered-exoskeleton conditions in randomized order using a crossover design. Participants attend a screening and familiarization visit followed by two trial visits.",[13],"Device: Powered Lower-Limb Exoskeleton",{"label":15,"type":16,"description":17,"interventionNames":18},"Young Adult Reference Participants","NO_INTERVENTION","Healthy young adults aged 18-22 years who complete no-device walking assessments to provide reference values for walking performance. Participants are not randomized and do not receive the powered exoskeleton intervention.",null,[20],{"type":21,"name":22,"description":23,"armGroupLabels":24,"otherNames":18},"DEVICE","Powered Lower-Limb Exoskeleton","A commercially available powered wearable lower-limb exoskeleton (VIATRIX; ULS Robotics Co., Ltd., Shanghai, China) designed to provide bilateral lower-limb assistance during walking. The device is worn around the pelvis and lower limbs and provides powered assistance through bilateral actuation. During powered-device assessments, participants use the adaptive assistive walking mode following device fitting and familiarization procedures.",[9],[26],{"name":27,"affiliation":18,"role":28},"Yang Zhang, PhD","PRINCIPAL_INVESTIGATOR",[30,34],{"name":27,"role":31,"phone":32,"phoneExt":18,"email":33},"CONTACT","727-251-9431","yzhang68@crimson.ua.edu",{"name":35,"role":31,"phone":36,"phoneExt":18,"email":37},"Bo Liu, MS","8613217485573","202110150267@hunnu.edu.cn",[39],{"facility":5,"status":40,"city":41,"state":18,"zip":42,"country":43,"countryCode":44,"cosmosGeoPoint":45,"geoPoint":50,"contacts":51},"RECRUITING","Changsha","81000","China","CN",{"type":46,"coordinates":47},"Point",[48,49],112.97087,28.19874,{"lat":49,"lon":48},[52],{"name":53,"role":31,"phone":54,"phoneExt":18,"email":33},"Yang Zhang","8613625877718",{"type":28,"investigatorFullName":53,"investigatorTitle":56,"investigatorAffiliation":5,"oldNameTitle":18,"oldOrganization":18},"Independent Scientific Advisor","100641589",false,"NCT07633093","Effects of a Powered Lower-Limb Exoskeleton on Walking Performance in Older Adults","Acute Effects of a Powered Lower-Limb Exoskeleton on Walking Performance in Community-Dwelling Older Adults: A Randomized Crossover Trial","E-WALK","Inclusion Criteria:\n\n* Older adults aged 65 to 75 years who are community-dwelling, independently ambulatory, able to walk independently on level ground, able to maintain standing balance without personal assistance, and able to understand study instructions.\n* Young-adult reference participants aged 18 to 22 years who are healthy university students without known conditions affecting walking or balance.\n\nExclusion Criteria:\n\n* Self-reported neurological disease affecting gait or balance.\n* Major musculoskeletal injury or surgery affecting walking within the previous 6 months.\n* Uncontrolled cardiopulmonary disease.\n* Severe visual or vestibular impairment affecting safe walking.\n* Current lower-limb pain that limits walking.\n* Cognitive impairment that prevents informed consent or protocol adherence.\n* Any condition judged by the study team to make participation unsafe.",true,"ALL","18 Years","75 Years",{"count":69,"type":70},40,"ESTIMATED","INTERVENTIONAL",[73],"NA","The goal of this clinical trial is to learn whether a powered wearable lower-limb exoskeleton can improve walking performance in independently ambulatory older adults aged 65 to 75 years.\n\nThe main questions it aims to answer are:\n\n* Does use of a powered lower-limb exoskeleton increase comfortable walking speed over 10 meters?\n* Does use of a powered lower-limb exoskeleton increase average walking speed during a 400-meter walk?\n\nResearchers will compare walking performance in older adults during walking with the powered exoskeleton and walking without the device to determine whether the exoskeleton improves mobility. Young-adult reference participants will also complete walking assessments to provide reference values for walking performance.\n\nParticipants will:\n\n* Attend a screening and familiarization visit.\n* Complete walking assessments with and without the powered exoskeleton in randomized order (older adults only).\n* Perform a 10-meter walk test, a 400-meter walk test, and other physical performance assessments.\n* Complete questionnaires about balance confidence, fear of falling, and device usability.\n* Be monitored for safety events during testing.",[76,77,78,79],"Aging","Walking","Physical Function","Mobility Limitation",[81,82,83,84,85],"Exoskeleton","Wearable Robotics","Gait Speed","Assistive Technology","Mobility Assistance","2026-06-18",{"date":88,"type":89},"2026-06-22","ACTUAL",{"date":91,"type":70},"2026-07-01",{"date":93,"type":70},"2026-10-01",{"name":5,"class":6},1]