{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Knee&page=2",
    "query": {
      "condition": "Knee",
      "page": 2
    },
    "page_size": 10
  },
  "pagination": {
    "page": 2,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Knee&page=1&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-05-22T09:04:56.027Z",
  "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": "NCT05082831",
      "title": "Human ECM Implanted Within Microfracture Interstices & the Cartilage Defect in the Knee to Regenerate Hyaline Cartilage",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Articular Cartilage Disorder of Knee",
        "Cartilage Damage",
        "Microfractures"
      ],
      "interventions": [
        {
          "name": "microfracture surgery + HST003",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Histogen",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 1,
      "start_date": "2021-11-15",
      "completion_date": "2023-01-16",
      "has_results": false,
      "last_update_posted_date": "2023-01-19",
      "last_synced_at": "2026-05-22T09:04:56.027Z",
      "location_count": 5,
      "location_summary": "Vail, Colorado • Bradenton, Florida • Bethesda, Maryland + 2 more",
      "locations": [
        {
          "city": "Vail",
          "state": "Colorado"
        },
        {
          "city": "Bradenton",
          "state": "Florida"
        },
        {
          "city": "Bethesda",
          "state": "Maryland"
        },
        {
          "city": "State College",
          "state": "Pennsylvania"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05082831"
    },
    {
      "nct_id": "NCT02598531",
      "title": "Surgical Weight-Loss to Improve Functional Status Trajectories Following Total Knee Arthroplasty (SWIFT Trial)",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Obesity",
        "Osteoarthritis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Geisinger Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "22 Years to 75 Years"
      },
      "enrollment_count": 289,
      "start_date": "2016-01",
      "completion_date": "2024-10-31",
      "has_results": false,
      "last_update_posted_date": "2025-01-22",
      "last_synced_at": "2026-05-22T09:04:56.027Z",
      "location_count": 1,
      "location_summary": "Danville, Pennsylvania",
      "locations": [
        {
          "city": "Danville",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02598531"
    },
    {
      "nct_id": "NCT02335645",
      "title": "AlterG ACL Return to Running Case Series",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Anterior Cruciate Ligament Reconstruction"
      ],
      "interventions": [
        {
          "name": "Body Weight Supported Treadmill Use of Patients with ACL Reconstruction",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Nationwide Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 5,
      "start_date": "2015-01",
      "completion_date": "2015-11",
      "has_results": false,
      "last_update_posted_date": "2015-11-20",
      "last_synced_at": "2026-05-22T09:04:56.027Z",
      "location_count": 1,
      "location_summary": "Westerville, Ohio",
      "locations": [
        {
          "city": "Westerville",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02335645"
    },
    {
      "nct_id": "NCT06475677",
      "title": "OrthoCor Advanced Trial for Knee Osteoarthritis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis, Knee",
        "Osteo Arthritis Knee"
      ],
      "interventions": [
        {
          "name": "OrthoCor Advanced System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Caerus Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 23,
      "start_date": "2024-06-18",
      "completion_date": "2025-10-06",
      "has_results": false,
      "last_update_posted_date": "2025-12-17",
      "last_synced_at": "2026-05-22T09:04:56.027Z",
      "location_count": 1,
      "location_summary": "Gulf Breeze, Florida",
      "locations": [
        {
          "city": "Gulf Breeze",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06475677"
    },
    {
      "nct_id": "NCT00158613",
      "title": "Study of the Treatment of Articular Repair (STAR)",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Articular Cartilage"
      ],
      "interventions": [
        {
          "name": "Carticel (autologous cultured chondrocyte) implantation",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Vericel Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 126,
      "start_date": "2000-03",
      "completion_date": "2005-11",
      "has_results": false,
      "last_update_posted_date": "2021-05-11",
      "last_synced_at": "2026-05-22T09:04:56.027Z",
      "location_count": 25,
      "location_summary": "Los Angeles, California • San Diego, California • Santa Monica, California + 22 more",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "San Diego",
          "state": "California"
        },
        {
          "city": "Santa Monica",
          "state": "California"
        },
        {
          "city": "Sonoma",
          "state": "California"
        },
        {
          "city": "Lone Tree",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00158613"
    },
    {
      "nct_id": "NCT01063920",
      "title": "Rates of Gastric Ulcer by Endoscopy in Knee Osteoarthritis Patients Receiving LT-NS001 Versus Naprosyn®",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "LT-NS001",
          "type": "DRUG"
        },
        {
          "name": "Naprosyn®",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Logical Therapeutics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "45 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "45 Years to 80 Years"
      },
      "enrollment_count": 534,
      "start_date": "2010-02",
      "completion_date": "2010-11",
      "has_results": false,
      "last_update_posted_date": "2011-01-24",
      "last_synced_at": "2026-05-22T09:04:56.027Z",
      "location_count": 65,
      "location_summary": "Birmingham, Alabama • Huntsville, Alabama • Chandler, Arizona + 51 more",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        },
        {
          "city": "Huntsville",
          "state": "Alabama"
        },
        {
          "city": "Chandler",
          "state": "Arizona"
        },
        {
          "city": "Surprise",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01063920"
    },
    {
      "nct_id": "NCT06647082",
      "title": "Engaging Kids With Robotic Exoskeletons and Gamification",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Genu Recurvatum",
        "Crouch Gait"
      ],
      "interventions": [
        {
          "name": "Pediatric Knee Exoskeleton",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Georgia Institute of Technology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "4 Years to 21 Years"
      },
      "enrollment_count": 5,
      "start_date": "2026-06-30",
      "completion_date": "2027-12-30",
      "has_results": false,
      "last_update_posted_date": "2025-07-17",
      "last_synced_at": "2026-05-22T09:04:56.027Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06647082"
    },
    {
      "nct_id": "NCT02042937",
      "title": "Enhancing Gluteus Maximus Recruitment",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Muscular Weakness"
      ],
      "interventions": [
        {
          "name": "Exercise",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "36 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 36 Years · Female only"
      },
      "enrollment_count": 20,
      "start_date": "2014-01",
      "completion_date": "2014-04",
      "has_results": false,
      "last_update_posted_date": "2014-09-04",
      "last_synced_at": "2026-05-22T09:04:56.027Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02042937"
    },
    {
      "nct_id": "NCT00421356",
      "title": "Comparison of Prosthetic Knee Performance During Sitting and Standing",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Amputation"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of South Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "21 Years to 65 Years"
      },
      "enrollment_count": 28,
      "start_date": "2007-01",
      "completion_date": "2010-11-30",
      "has_results": false,
      "last_update_posted_date": "2023-12-14",
      "last_synced_at": "2026-05-22T09:04:56.027Z",
      "location_count": 1,
      "location_summary": "Tampa, Florida",
      "locations": [
        {
          "city": "Tampa",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00421356"
    },
    {
      "nct_id": "NCT01862731",
      "title": "Muscle Strength Loss and Its Effect on Knee Cap Motion in Volunteers With Anterior Knee Pain",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Patellofemoral Pain Syndrome"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "National Institutes of Health Clinical Center (CC)",
      "sponsor_class": "NIH",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 35,
      "start_date": "2013-05-31",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2026-04-20",
      "last_synced_at": "2026-05-22T09:04:56.027Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01862731"
    }
  ]
}