{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Prosthetic+Ankle&page=2",
    "query": {
      "intervention": "Prosthetic Ankle",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 25,
    "total_pages": 3,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Prosthetic+Ankle&page=3&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Prosthetic+Ankle&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-09-30T05:04:25.586Z",
  "attribution": "Data derived from public ClinicalTrials.gov records. The official record at https://clinicaltrials.gov/ remains the source of truth for current availability, contacts, and full study details.",
  "notes": [
    "This endpoint exposes only public summary fields — no participant contact emails, phone numbers, or scraped investigator contact details.",
    "For contact information and full protocol detail, follow each trial's `official_url` to the ClinicalTrials.gov record.",
    "This API is a navigational aid. It does not provide medical advice, eligibility determinations, or compensation guarantees."
  ],
  "trials": [
    {
      "nct_id": "NCT02366702",
      "title": "Kinematic, Kinetic, and Metabolic Comparison of Bilateral Transfemoral Ambulation With Passive Versus Powered Prosthetic Devices",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Amputation",
        "Artificial Limbs",
        "Energy Expenditure",
        "Kinetics"
      ],
      "interventions": [
        {
          "name": "Lower Limb Powered Knee-Ankle Prosthesis",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Southern California Institute for Research and Education",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 3,
      "start_date": "2015-02",
      "completion_date": "2020-02",
      "has_results": false,
      "last_update_posted_date": "2019-04-05",
      "last_synced_at": "2026-09-30T05:04:25.586Z",
      "location_count": 1,
      "location_summary": "Long Beach, California",
      "locations": [
        {
          "city": "Long Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02366702"
    },
    {
      "nct_id": "NCT03204513",
      "title": "Impact of Powered Knee-Ankle Prosthesis Leg on Everyday Community Mobility and Social Interaction",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Transfemoral Amputees"
      ],
      "interventions": [
        {
          "name": "Vanderbilt Powered Knee-Ankle Prosthesis",
          "type": "DEVICE"
        },
        {
          "name": "Microprocessor (MP) Knee Prosthesis",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Shirley Ryan AbilityLab",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 15,
      "start_date": "2016-12",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-04-22",
      "last_synced_at": "2026-09-30T05:04:25.586Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03204513"
    },
    {
      "nct_id": "NCT05729061",
      "title": "Analysis of Human Movement With Assistive Devices",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Limb Loss",
        "Limb Weakness",
        "Limb Paralysis",
        "Movement Disorders"
      ],
      "interventions": [
        {
          "name": "Assist-Knee",
          "type": "DEVICE"
        },
        {
          "name": "Prosthetic Knee",
          "type": "DEVICE"
        },
        {
          "name": "Prosthetic Ankle",
          "type": "DEVICE"
        },
        {
          "name": "Prosthetic Foot",
          "type": "DEVICE"
        },
        {
          "name": "Ankle-Foot Orthosis",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Orthocare Innovations, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 100,
      "start_date": "2022-11-28",
      "completion_date": "2024-11-28",
      "has_results": false,
      "last_update_posted_date": "2023-10-10",
      "last_synced_at": "2026-09-30T05:04:25.586Z",
      "location_count": 1,
      "location_summary": "Edmonds, Washington",
      "locations": [
        {
          "city": "Edmonds",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05729061"
    },
    {
      "nct_id": "NCT05964855",
      "title": "Comparison of Various Prosthetic Foot-Ankle Mechanisms",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Transtibial Amputation - Unilateral"
      ],
      "interventions": [
        {
          "name": "MIT Variable Stiffness Prosthesis v1",
          "type": "DEVICE"
        },
        {
          "name": "MIT Variable Equilibrium Angle Prosthesis v1",
          "type": "DEVICE"
        },
        {
          "name": "MIT Sliding Beam Passive Prosthesis",
          "type": "DEVICE"
        },
        {
          "name": "Ossur Pro-Flex XC",
          "type": "DEVICE"
        },
        {
          "name": "Blatchford Elan Variable-Dampening Prosthesis",
          "type": "DEVICE"
        },
        {
          "name": "Ossur Proprio Variable Angle Prosthesis",
          "type": "DEVICE"
        },
        {
          "name": "MIT Variable Stiffness Prosthesis v2",
          "type": "DEVICE"
        },
        {
          "name": "MIT Variable Equilibrium Angle Prosthesis v2",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Massachusetts Institute of Technology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 10,
      "start_date": "2023-07-28",
      "completion_date": "2026-04-01",
      "has_results": false,
      "last_update_posted_date": "2026-08-20",
      "last_synced_at": "2026-09-30T05:04:25.586Z",
      "location_count": 2,
      "location_summary": "Burlington, Massachusetts • Cambridge, Massachusetts",
      "locations": [
        {
          "city": "Burlington",
          "state": "Massachusetts"
        },
        {
          "city": "Cambridge",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05964855"
    },
    {
      "nct_id": "NCT05601869",
      "title": "Impact of Improving Footwear Options",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Amputation"
      ],
      "interventions": [
        {
          "name": "RECOVER Prosthetic Ankle-Feet System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "VA Office of Research and Development",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 18,
      "start_date": "2023-09-01",
      "completion_date": "2027-03-31",
      "has_results": false,
      "last_update_posted_date": "2026-04-07",
      "last_synced_at": "2026-09-30T05:04:25.586Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05601869"
    },
    {
      "nct_id": "NCT06468059",
      "title": "Biomechanical Evaluation of a Novel, Compliant Low Profile Prosthetic Foot",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Amputation"
      ],
      "interventions": [
        {
          "name": "Layered Low Profile Foot",
          "type": "DEVICE"
        },
        {
          "name": "Prescribed Ankle",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Little Room Innovations, LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 6,
      "start_date": "2024-03-21",
      "completion_date": "2024-07-16",
      "has_results": true,
      "last_update_posted_date": "2025-09-17",
      "last_synced_at": "2026-09-30T05:04:25.586Z",
      "location_count": 1,
      "location_summary": "Kennesaw, Georgia",
      "locations": [
        {
          "city": "Kennesaw",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06468059"
    },
    {
      "nct_id": "NCT04086641",
      "title": "Comparison of Prosthetic Feet for People With Syme's Amputation (XF Symes Study)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Amputation",
        "Artificial Limb"
      ],
      "interventions": [
        {
          "name": "Crossover foot",
          "type": "DEVICE"
        },
        {
          "name": "Energy Storing Foot",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5,
      "start_date": "2019-07-22",
      "completion_date": "2019-12-03",
      "has_results": true,
      "last_update_posted_date": "2020-12-14",
      "last_synced_at": "2026-09-30T05:04:25.586Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04086641"
    },
    {
      "nct_id": "NCT04657614",
      "title": "The Effect of Alternative Prosthetic Alignments on Sit-to-Stand Proficiency in Transtibial Amputees",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Amputation Balance Prosthesis"
      ],
      "interventions": [
        {
          "name": "Neutral Alignment",
          "type": "OTHER"
        },
        {
          "name": "Anterior Alignment",
          "type": "OTHER"
        },
        {
          "name": "Posterior Alignment",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Loma Linda University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 7,
      "start_date": "2021-03-17",
      "completion_date": "2021-07-08",
      "has_results": false,
      "last_update_posted_date": "2021-07-12",
      "last_synced_at": "2026-09-30T05:04:25.586Z",
      "location_count": 1,
      "location_summary": "Loma Linda, California",
      "locations": [
        {
          "city": "Loma Linda",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04657614"
    },
    {
      "nct_id": "NCT02864693",
      "title": "Comparative Effectiveness of Microprocessor Controlled and Carbon Fiber Prosthetic Feet in Transtibial Amputees",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Amputation"
      ],
      "interventions": [
        {
          "name": "Kinnex",
          "type": "DEVICE"
        },
        {
          "name": "Pacifica LP",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Ability Prosthetics and Orthotics, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 30,
      "start_date": "2016-06",
      "completion_date": "2018-04",
      "has_results": false,
      "last_update_posted_date": "2018-07-10",
      "last_synced_at": "2026-09-30T05:04:25.586Z",
      "location_count": 3,
      "location_summary": "Hagerstown, Maryland • Charlotte, North Carolina • York, Pennsylvania",
      "locations": [
        {
          "city": "Hagerstown",
          "state": "Maryland"
        },
        {
          "city": "Charlotte",
          "state": "North Carolina"
        },
        {
          "city": "York",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02864693"
    },
    {
      "nct_id": "NCT06433648",
      "title": "Understanding How Powered Componentry Impacts K2-Level Transfemoral Amputee Gait",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Amputation",
        "Amputation, Traumatic",
        "Amputation of Knee",
        "Amputation; Traumatic, Limb"
      ],
      "interventions": [
        {
          "name": "Ottobock CLeg4 + Ottobock foot",
          "type": "DEVICE"
        },
        {
          "name": "SRALAB Hybrid Knee + Polycentric Ankle",
          "type": "DEVICE"
        },
        {
          "name": "SRALAB Hybrid Knee + Passive Ankle",
          "type": "DEVICE"
        },
        {
          "name": "Ottobock CLeg 4 + Polycentric Ankle",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Shirley Ryan AbilityLab",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "95 Years",
        "sex": "ALL",
        "summary": "18 Years to 95 Years"
      },
      "enrollment_count": 20,
      "start_date": "2023-05-01",
      "completion_date": "2029-06-30",
      "has_results": false,
      "last_update_posted_date": "2024-05-30",
      "last_synced_at": "2026-09-30T05:04:25.586Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06433648"
    }
  ]
}