{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cervical+collar",
    "query": {
      "intervention": "Cervical collar"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 54,
    "total_pages": 6,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cervical+collar&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-25T19:18:23.029Z",
  "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": "NCT01720017",
      "title": "Impact of Manikin Training on Airtraq Avant Learning Curve in Predicted Difficult Airways",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Education",
        "Training",
        "Manikin"
      ],
      "interventions": [
        {
          "name": "Preclinical Manikin Training",
          "type": "OTHER"
        },
        {
          "name": "Inservice Training",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2012-10",
      "completion_date": "2014-05",
      "has_results": false,
      "last_update_posted_date": "2015-10-02",
      "last_synced_at": "2026-09-25T19:18:23.029Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01720017"
    },
    {
      "nct_id": "NCT01383876",
      "title": "Collar Immobilization Following a Posterior Cervical Laminectomy and Fusion",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cervical Spondylosis Symptomatic Neurological Compression"
      ],
      "interventions": [
        {
          "name": "Collar",
          "type": "BEHAVIORAL"
        },
        {
          "name": "No Collar",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 11,
      "start_date": "2011-06",
      "completion_date": "2013-07",
      "has_results": false,
      "last_update_posted_date": "2013-10-22",
      "last_synced_at": "2026-09-25T19:18:23.029Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01383876"
    },
    {
      "nct_id": "NCT07789288",
      "title": "Hard Cervical Collar Use Following Posterior Cervical Fusion",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Spinal Stenosis Cervical",
        "Radiculopathy, Cervical Region",
        "Posterior Cervical Fusion",
        "Spondylosis, Cervical"
      ],
      "interventions": [
        {
          "name": "Hard Cervical Collar",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Georgetown University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 150,
      "start_date": "2026-06-03",
      "completion_date": "2028-12",
      "has_results": false,
      "last_update_posted_date": "2026-08-27",
      "last_synced_at": "2026-09-25T19:18:23.029Z",
      "location_count": 2,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        },
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07789288"
    },
    {
      "nct_id": "NCT02703675",
      "title": "Effectiveness, Safety and Ease of Application of Excel Cryo Cooling Collar to Rapidly Reduce Core Brain Temperature",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Stroke"
      ],
      "interventions": [
        {
          "name": "Excel Cryo Cooling Collar",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Michel Torbey",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "60 Years",
        "sex": "ALL",
        "summary": "18 Years to 60 Years"
      },
      "enrollment_count": 8,
      "start_date": "2016-02",
      "completion_date": "2018-06-12",
      "has_results": false,
      "last_update_posted_date": "2018-07-02",
      "last_synced_at": "2026-09-25T19:18:23.029Z",
      "location_count": 1,
      "location_summary": "Columbus, Ohio",
      "locations": [
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02703675"
    },
    {
      "nct_id": "NCT04654754",
      "title": "Aerosol Particle Concentrations Among Different Oxygen Devices for Spontaneous Breathing Patients With Tracheostomy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Transmission, Patient-Professional"
      ],
      "interventions": [
        {
          "name": "high-flow high humidity oxygen device with tracheostomy adapter",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Jie Li",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 12,
      "start_date": "2020-12-23",
      "completion_date": "2021-07-16",
      "has_results": true,
      "last_update_posted_date": "2022-12-21",
      "last_synced_at": "2026-09-25T19:18:23.029Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04654754"
    },
    {
      "nct_id": "NCT01933230",
      "title": "Trial of Cooling for Patients With Excel Cryo Cooling System in Intracerebral Hemorrhage (ICH)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Intracerebral Hemorrhage"
      ],
      "interventions": [
        {
          "name": "Excel Cryo Cooling System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "The Cleveland Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2,
      "start_date": "2013-06",
      "completion_date": "2014-09",
      "has_results": true,
      "last_update_posted_date": "2017-02-23",
      "last_synced_at": "2026-09-25T19:18:23.029Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01933230"
    },
    {
      "nct_id": "NCT04068883",
      "title": "Controlled DTI Evaluations in High School Football and Female Soccer to Evaluate Efficacy of Jugular Compression Collar",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "MTBI - Mild Traumatic Brain Injury",
        "Concussion, Mild"
      ],
      "interventions": [
        {
          "name": "Q collar",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Children's Hospital Medical Center, Cincinnati",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "13 Years",
        "maximum_age": "19 Years",
        "sex": "ALL",
        "summary": "13 Years to 19 Years"
      },
      "enrollment_count": 488,
      "start_date": "2018-07-01",
      "completion_date": "2019-06-30",
      "has_results": false,
      "last_update_posted_date": "2020-08-24",
      "last_synced_at": "2026-09-25T19:18:23.029Z",
      "location_count": 2,
      "location_summary": "Cincinnati, Ohio",
      "locations": [
        {
          "city": "Cincinnati",
          "state": "Ohio"
        },
        {
          "city": "Cincinnati",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04068883"
    },
    {
      "nct_id": "NCT05433025",
      "title": "A Novel Device for Neck Pain in Active-duty Military Personnel With Forward Head Posture.",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Neck Pain"
      ],
      "interventions": [
        {
          "name": "Cervigard Neck Collar",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Kessler Foundation",
      "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": 40,
      "start_date": "2022-06-20",
      "completion_date": "2026-04-30",
      "has_results": false,
      "last_update_posted_date": "2026-03-25",
      "last_synced_at": "2026-09-25T19:18:23.029Z",
      "location_count": 1,
      "location_summary": "Bethesda, Maryland",
      "locations": [
        {
          "city": "Bethesda",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05433025"
    },
    {
      "nct_id": "NCT05144191",
      "title": "Insignia™ Hip Stem Outcomes Study",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hip Osteoarthritis",
        "Avascular Necrosis",
        "Rheumatoid Arthritis",
        "Post-traumatic Osteoarthritis",
        "Femoral Neck Fractures",
        "Trochanteric Fractures",
        "Surgery"
      ],
      "interventions": [
        {
          "name": "Insignia uncemented Hip Stem",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Stryker Orthopaedics",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 313,
      "start_date": "2022-02-07",
      "completion_date": "2034-04-02",
      "has_results": false,
      "last_update_posted_date": "2026-05-18",
      "last_synced_at": "2026-09-25T19:18:23.029Z",
      "location_count": 11,
      "location_summary": "Phoenix, Arizona • San Francisco, California • Chicago, Illinois + 8 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "San Francisco",
          "state": "California"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Reno",
          "state": "Nevada"
        },
        {
          "city": "Great Neck",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05144191"
    },
    {
      "nct_id": "NCT05441540",
      "title": "Internal Jugular Vein Compression Collar for Novel Symptomatic Treatment of Venous Pulsatile Tinnitus",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pulsatile Tinnitus"
      ],
      "interventions": [
        {
          "name": "Internal Jugular Vein Compression Collar",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of North Carolina, Chapel Hill",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2022-10-27",
      "completion_date": "2023-07-30",
      "has_results": true,
      "last_update_posted_date": "2024-04-16",
      "last_synced_at": "2026-09-25T19:18:23.029Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05441540"
    }
  ]
}