{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Chondral+Lesion+of+the+Knee",
    "query": {
      "condition": "Chondral Lesion of the Knee"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 5,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-06-26T07:38:34.179Z",
  "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": "NCT04000659",
      "title": "Episealer® Knee System IDE Clinical Study",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Degenerative Lesion of Articular Cartilage of Knee"
      ],
      "interventions": [
        {
          "name": "Episealer Knee System",
          "type": "DEVICE"
        },
        {
          "name": "Microfracture",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "PROCEDURE"
      ],
      "sponsor": "Episurf Medical Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "30 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "30 Years to 70 Years"
      },
      "enrollment_count": 13,
      "start_date": "2020-06-18",
      "completion_date": "2028-06",
      "has_results": false,
      "last_update_posted_date": "2024-07-30",
      "last_synced_at": "2026-06-26T07:38:34.179Z",
      "location_count": 8,
      "location_summary": "Tempe, Arizona • La Mesa, California • New Orleans, Louisiana + 5 more",
      "locations": [
        {
          "city": "Tempe",
          "state": "Arizona"
        },
        {
          "city": "La Mesa",
          "state": "California"
        },
        {
          "city": "New Orleans",
          "state": "Louisiana"
        },
        {
          "city": "Hackensack",
          "state": "New Jersey"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04000659"
    },
    {
      "nct_id": "NCT04537013",
      "title": "Clinical Study of Chondro-Gide® for Large Chondral Lesions in the Knee",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Knee Injuries",
        "Cartilage Injury",
        "Cartilage Disease",
        "Knee Discomfort"
      ],
      "interventions": [
        {
          "name": "Microfracture",
          "type": "PROCEDURE"
        },
        {
          "name": "Microfracture plus placement of Chondro-Gide® ACC",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DEVICE"
      ],
      "sponsor": "Geistlich Pharma AG",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "18 Years to 55 Years"
      },
      "enrollment_count": 82,
      "start_date": "2020-08-26",
      "completion_date": "2025-09-29",
      "has_results": false,
      "last_update_posted_date": "2026-02-13",
      "last_synced_at": "2026-06-26T07:38:34.179Z",
      "location_count": 3,
      "location_summary": "Phoenix, Arizona • Stamford, Connecticut • Johns Creek, Georgia",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Stamford",
          "state": "Connecticut"
        },
        {
          "city": "Johns Creek",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04537013"
    },
    {
      "nct_id": "NCT03262909",
      "title": "Pivotal Study to Evaluate the Safety and Efficacy of GelrinC for Treatment of Cartilage Defects",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Articular Cartilage Defects in the Knee Joint"
      ],
      "interventions": [
        {
          "name": "GelrinC",
          "type": "DEVICE"
        },
        {
          "name": "Microfracture historical control arm",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Regentis Biomaterials",
      "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": 181,
      "start_date": "2017-11-14",
      "completion_date": "2024-11",
      "has_results": false,
      "last_update_posted_date": "2022-03-22",
      "last_synced_at": "2026-06-26T07:38:34.179Z",
      "location_count": 13,
      "location_summary": "La Mesa, California • Orange, California • Denver, Colorado + 10 more",
      "locations": [
        {
          "city": "La Mesa",
          "state": "California"
        },
        {
          "city": "Orange",
          "state": "California"
        },
        {
          "city": "Denver",
          "state": "Colorado"
        },
        {
          "city": "Fort Lauderdale",
          "state": "Florida"
        },
        {
          "city": "Gulf Breeze",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03262909"
    },
    {
      "nct_id": "NCT01803880",
      "title": "Mechanical vs. Radiofrequency-Based Debridement in the Treatment of Articular Cartilage Lesions",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chondral Lesion Plus Partial Medial Meniscectomy"
      ],
      "interventions": [
        {
          "name": "Mechanical Debridement",
          "type": "DEVICE"
        },
        {
          "name": "RF-Based Debridement",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Smith & Nephew, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 148,
      "start_date": "2013-03-08",
      "completion_date": "2017-07-21",
      "has_results": true,
      "last_update_posted_date": "2019-03-28",
      "last_synced_at": "2026-06-26T07:38:34.179Z",
      "location_count": 7,
      "location_summary": "Tucson, Arizona • Gulf Breeze, Florida • Greenwood, Indiana + 4 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Gulf Breeze",
          "state": "Florida"
        },
        {
          "city": "Greenwood",
          "state": "Indiana"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        },
        {
          "city": "State College",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01803880"
    },
    {
      "nct_id": "NCT06893302",
      "title": "Impact of Bone-Marrow Aspirate Injections in Knee Arthroscopy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chondral Lesion of the Knee",
        "Meniscal Injuries",
        "Cartilage Defects of the Knee",
        "Osteoarthritis (OA) of the Knee"
      ],
      "interventions": [
        {
          "name": "Bone Marrow Aspirate (BMA)",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Arthroscopic Debridement Surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "Saline",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "PROCEDURE",
        "OTHER"
      ],
      "sponsor": "Hospital for Special Surgery, New York",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "64 Years",
        "sex": "ALL",
        "summary": "18 Years to 64 Years"
      },
      "enrollment_count": 50,
      "start_date": "2026-06",
      "completion_date": "2029-04",
      "has_results": false,
      "last_update_posted_date": "2026-04-27",
      "last_synced_at": "2026-06-26T07:38:34.179Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06893302"
    }
  ]
}