{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Quadriceps",
    "query": {
      "condition": "Quadriceps"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 85,
    "total_pages": 9,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Quadriceps&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-02T17:03:55.433Z",
  "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": "NCT01538407",
      "title": "Strengthening Exercise and Quadriceps Force During Walking",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Knee Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Strength Training",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Frederiksberg University Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 30,
      "start_date": "2012-03",
      "completion_date": "2013-10",
      "has_results": false,
      "last_update_posted_date": "2014-01-22",
      "last_synced_at": "2026-09-02T17:03:55.433Z",
      "location_count": 1,
      "location_summary": "Greenville, North Carolina",
      "locations": [
        {
          "city": "Greenville",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01538407"
    },
    {
      "nct_id": "NCT07015541",
      "title": "Quadriceps Strengthening ACL Reconstruction",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "ACL Tear"
      ],
      "interventions": [
        {
          "name": "NMES and BFR",
          "type": "OTHER"
        },
        {
          "name": "Standard physical therapy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "13 Years to 17 Years"
      },
      "enrollment_count": 20,
      "start_date": "2026-08",
      "completion_date": "2028-11",
      "has_results": false,
      "last_update_posted_date": "2026-07-24",
      "last_synced_at": "2026-09-02T17:03:55.433Z",
      "location_count": 1,
      "location_summary": "Sunnyvale, California",
      "locations": [
        {
          "city": "Sunnyvale",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07015541"
    },
    {
      "nct_id": "NCT01879852",
      "title": "Muscle Weakness and Post-traumatic Knee OA",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Meniscectomy"
      ],
      "interventions": [
        {
          "name": "Quadriceps intensive strengthening",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Standard rehabilitation",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "15 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "15 Years to 35 Years"
      },
      "enrollment_count": 29,
      "start_date": "2008-10",
      "completion_date": "2013-08",
      "has_results": true,
      "last_update_posted_date": "2014-10-01",
      "last_synced_at": "2026-09-02T17:03:55.433Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01879852"
    },
    {
      "nct_id": "NCT03209531",
      "title": "Conditioning Brain Responses to Improve Thigh Muscle Function After Anterior Cruciate Ligament Reconstruction",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anterior Cruciate Ligament Injury"
      ],
      "interventions": [
        {
          "name": "Operant Conditioning",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Control",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Single Pulse Transcranial Magnetic Stimulation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL",
        "DEVICE"
      ],
      "sponsor": "University of Michigan",
      "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": 11,
      "start_date": "2017-09-21",
      "completion_date": "2025-11-24",
      "has_results": false,
      "last_update_posted_date": "2025-11-26",
      "last_synced_at": "2026-09-02T17:03:55.433Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03209531"
    },
    {
      "nct_id": "NCT00629070",
      "title": "Quadriceps Muscle Plasticity in Children With Cerebral Palsy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cerebral Palsy"
      ],
      "interventions": [
        {
          "name": "Traditional strength training",
          "type": "OTHER"
        },
        {
          "name": "Velocity-enhanced training",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "7 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "7 Years to 17 Years"
      },
      "enrollment_count": 16,
      "start_date": "2009-01",
      "completion_date": "2010-12-13",
      "has_results": false,
      "last_update_posted_date": "2018-05-17",
      "last_synced_at": "2026-09-02T17:03:55.433Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00629070"
    },
    {
      "nct_id": "NCT04095442",
      "title": "Effect of Antibacterial Mouthwash on Muscle Function in Healthy Young Men and Women",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Quadriceps Muscle"
      ],
      "interventions": [
        {
          "name": "Cepacol",
          "type": "DEVICE"
        },
        {
          "name": "Tom's Natural Mouthwash",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Indiana University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "30 Years",
        "sex": "ALL",
        "summary": "18 Years to 30 Years"
      },
      "enrollment_count": 32,
      "start_date": "2019-11-01",
      "completion_date": "2023-03-20",
      "has_results": true,
      "last_update_posted_date": "2024-03-18",
      "last_synced_at": "2026-09-02T17:03:55.433Z",
      "location_count": 1,
      "location_summary": "Indianapolis, Indiana",
      "locations": [
        {
          "city": "Indianapolis",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04095442"
    },
    {
      "nct_id": "NCT01555567",
      "title": "Electrical Stimulation and Eccentric Exercise for Anterior Cruciate Ligament (ACL) Injury",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anterior Cruciate Ligament Injury"
      ],
      "interventions": [
        {
          "name": "Electrical Stimulation",
          "type": "DEVICE"
        },
        {
          "name": "Eccentric Exercise",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": "35 Years",
        "sex": "ALL",
        "summary": "14 Years to 35 Years"
      },
      "enrollment_count": 43,
      "start_date": "2009-08",
      "completion_date": "2014-07",
      "has_results": true,
      "last_update_posted_date": "2015-06-08",
      "last_synced_at": "2026-09-02T17:03:55.433Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01555567"
    },
    {
      "nct_id": "NCT00500448",
      "title": "An Intervention of Electrical Stimulation in Osteoarthritis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "Electrical Stimulation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Michigan",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "62 Years",
        "sex": "FEMALE",
        "summary": "50 Years to 62 Years · Female only"
      },
      "enrollment_count": 30,
      "start_date": "2007-07",
      "completion_date": "2009-08",
      "has_results": true,
      "last_update_posted_date": "2016-08-29",
      "last_synced_at": "2026-09-02T17:03:55.433Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00500448"
    },
    {
      "nct_id": "NCT01825135",
      "title": "Electrical Stimulation to Strengthen Muscles in the Lower Legs in Patients Requiring Prolonged Mechanical Ventilation",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Muscle Weakness"
      ],
      "interventions": [
        {
          "name": "Neuromuscular electrical stimulation",
          "type": "DEVICE"
        },
        {
          "name": "sham stimulation",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "RML Specialty Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 57,
      "start_date": "2011-03",
      "completion_date": "2016-08",
      "has_results": false,
      "last_update_posted_date": "2017-05-03",
      "last_synced_at": "2026-09-02T17:03:55.433Z",
      "location_count": 1,
      "location_summary": "Hinsdale, Illinois",
      "locations": [
        {
          "city": "Hinsdale",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01825135"
    },
    {
      "nct_id": "NCT03096366",
      "title": "Does Blood Flow Restriction Training Improve Quadriceps Function After Arthroscopic Knee Surgery?",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Quadriceps Atrophy",
        "ACL Reconstruction"
      ],
      "interventions": [
        {
          "name": "Blood flow restriction",
          "type": "DEVICE"
        },
        {
          "name": "Physical therapy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "14 Years",
        "maximum_age": "55 Years",
        "sex": "ALL",
        "summary": "14 Years to 55 Years"
      },
      "enrollment_count": 150,
      "start_date": "2017-11-21",
      "completion_date": "2022-12",
      "has_results": false,
      "last_update_posted_date": "2022-05-04",
      "last_synced_at": "2026-09-02T17:03:55.433Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03096366"
    }
  ]
}