{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Back+Surgery&page=31",
    "query": {
      "intervention": "Back Surgery",
      "page": 31
    },
    "page_size": 10
  },
  "pagination": {
    "page": 31,
    "page_size": 10,
    "total_count": 724,
    "total_pages": 73,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Back+Surgery&page=32&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Back+Surgery&page=30&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-26T16:56:37.822Z",
  "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": "NCT02905110",
      "title": "Methotrexate and Etoposide Infusions Into the Fourth Ventricle in Children with Recurrent Posterior Fossa Brain Tumors",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Brain Tumor Recurrent"
      ],
      "interventions": [
        {
          "name": "Methotrexate",
          "type": "DRUG"
        },
        {
          "name": "Etoposide",
          "type": "DRUG"
        },
        {
          "name": "Ommaya Reservoir",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "1 Year",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "1 Year to 80 Years"
      },
      "enrollment_count": 3,
      "start_date": "2017-10-12",
      "completion_date": "2022-03-04",
      "has_results": false,
      "last_update_posted_date": "2025-03-25",
      "last_synced_at": "2026-10-26T16:56:37.822Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02905110"
    },
    {
      "nct_id": "NCT00731354",
      "title": "VASER-Assisted Lipoplasty Compared With Suction-Assisted Lipoplasty",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "Suction-assisted Lipoplasty",
          "type": "DEVICE"
        },
        {
          "name": "VASER-assisted lipoplasty",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Sound Surgical Technologies, LLC.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "18 Years to 50 Years"
      },
      "enrollment_count": 21,
      "start_date": "2007-07",
      "completion_date": "2009-04",
      "has_results": false,
      "last_update_posted_date": "2011-06-08",
      "last_synced_at": "2026-10-26T16:56:37.822Z",
      "location_count": 3,
      "location_summary": "Miami, Florida • Toms River, New Jersey • Mentor, Ohio",
      "locations": [
        {
          "city": "Miami",
          "state": "Florida"
        },
        {
          "city": "Toms River",
          "state": "New Jersey"
        },
        {
          "city": "Mentor",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00731354"
    },
    {
      "nct_id": "NCT03860883",
      "title": "Melanoma Margins Trial-II: 1cm v 2cm Wide Surgical Excision Margins for AJCC Stage II Primary Cutaneous Melanoma",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Cutaneous Melanoma, Stage II"
      ],
      "interventions": [
        {
          "name": "Wide Local Excision = 1cm Margin",
          "type": "PROCEDURE"
        },
        {
          "name": "Wide Local Excision = 2cm Margin",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Melanoma and Skin Cancer Trials Limited",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 2998,
      "start_date": "2019-12-17",
      "completion_date": "2034-12-31",
      "has_results": false,
      "last_update_posted_date": "2024-11-27",
      "last_synced_at": "2026-10-26T16:56:37.822Z",
      "location_count": 128,
      "location_summary": "Mobile, Alabama • Gilbert, Arizona • Phoenix, Arizona + 99 more",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        },
        {
          "city": "Gilbert",
          "state": "Arizona"
        },
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Irvine",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03860883"
    },
    {
      "nct_id": "NCT01658748",
      "title": "A Pilot Study of Deep Brain Stimulation of the Amygdala for Treatment-Refractory Combat Post-Traumatic Stress Disorder",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post Traumatic Stress Disorder"
      ],
      "interventions": [
        {
          "name": "Week 0 Medtronic 3387 electrodes/Activa PC amygdala DBS",
          "type": "DEVICE"
        },
        {
          "name": "Week 12 Medtronic 3387 electrodes/Activa PC amygdala DBS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "US Department of Veterans Affairs",
      "sponsor_class": "FED",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "25 Years",
        "maximum_age": "65 Years",
        "sex": "MALE",
        "summary": "25 Years to 65 Years · Male only"
      },
      "enrollment_count": 0,
      "start_date": "2013-01",
      "completion_date": "2015-12",
      "has_results": false,
      "last_update_posted_date": "2013-05-29",
      "last_synced_at": "2026-10-26T16:56:37.822Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01658748"
    },
    {
      "nct_id": "NCT03080220",
      "title": "Examining the Effects of Three Soft Tissue Treatments on Functional Movement and Functional Performance Enhancement",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Functional Performance"
      ],
      "interventions": [
        {
          "name": "Astym",
          "type": "DEVICE"
        },
        {
          "name": "Stick",
          "type": "DEVICE"
        },
        {
          "name": "Massage",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Rocky Mountain University of Health Professions",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "25 Years",
        "sex": "ALL",
        "summary": "18 Years to 25 Years"
      },
      "enrollment_count": 48,
      "start_date": "2016-09-01",
      "completion_date": "2016-09-30",
      "has_results": false,
      "last_update_posted_date": "2017-03-20",
      "last_synced_at": "2026-10-26T16:56:37.822Z",
      "location_count": 3,
      "location_summary": "Fort Wayne, Indiana • Huntington, Indiana • Marion, Indiana",
      "locations": [
        {
          "city": "Fort Wayne",
          "state": "Indiana"
        },
        {
          "city": "Huntington",
          "state": "Indiana"
        },
        {
          "city": "Marion",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03080220"
    },
    {
      "nct_id": "NCT01217047",
      "title": "Study on Functional Electrical Stimulation (FES) Cycling Following Spinal Cord Injury",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Spinal Cord Injury"
      ],
      "interventions": [
        {
          "name": "FES Cycling",
          "type": "DEVICE"
        },
        {
          "name": "Cycling without FES",
          "type": "DEVICE"
        },
        {
          "name": "Lumbar puncture",
          "type": "PROCEDURE"
        },
        {
          "name": "Mood assessment",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "PROCEDURE",
        "BEHAVIORAL"
      ],
      "sponsor": "Hugo W. Moser Research Institute at Kennedy Krieger, Inc.",
      "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": 11,
      "start_date": "2010-10",
      "completion_date": "2013-08",
      "has_results": true,
      "last_update_posted_date": "2021-01-27",
      "last_synced_at": "2026-10-26T16:56:37.822Z",
      "location_count": 1,
      "location_summary": "Baltimore, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01217047"
    },
    {
      "nct_id": "NCT02178020",
      "title": "Outcome Study of Highly-cross Linked Polyethylene vs. Standard Polyethylene for Primary Posterior Stabilized (PS) Total Knee",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Arthroplasty, Replacement, Knee"
      ],
      "interventions": [
        {
          "name": "knee arthroplasty, standard polyethylene",
          "type": "DEVICE"
        },
        {
          "name": "knee arthroplasty, XLP polyethylene",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Chapel Hill Orthopedics Surgery & Sports Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 500,
      "start_date": "2009-07",
      "completion_date": "2019-07",
      "has_results": false,
      "last_update_posted_date": "2017-02-01",
      "last_synced_at": "2026-10-26T16:56:37.822Z",
      "location_count": 1,
      "location_summary": "Chapel Hill, North Carolina",
      "locations": [
        {
          "city": "Chapel Hill",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02178020"
    },
    {
      "nct_id": "NCT01923285",
      "title": "A Safety and Effectiveness Trial of Spinal Cord Stimulation of the Dorsal Root Ganglion for Chronic Lower Limb Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Lower Limb Pain"
      ],
      "interventions": [
        {
          "name": "AXIUM Neurostimulator System",
          "type": "DEVICE"
        },
        {
          "name": "Control Spinal Cord Stimulation Device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Abbott Medical Devices",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "22 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "22 Years to 75 Years"
      },
      "enrollment_count": 152,
      "start_date": "2013-08",
      "completion_date": "2016-09",
      "has_results": true,
      "last_update_posted_date": "2020-11-24",
      "last_synced_at": "2026-10-26T16:56:37.822Z",
      "location_count": 22,
      "location_summary": "Phoenix, Arizona • Aptos, California • Carlsbad, California + 19 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Aptos",
          "state": "California"
        },
        {
          "city": "Carlsbad",
          "state": "California"
        },
        {
          "city": "Napa",
          "state": "California"
        },
        {
          "city": "Newport Beach",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01923285"
    },
    {
      "nct_id": "NCT00285337",
      "title": "Assessment of Surgical Techniques for Treating Cervical Spondylotic Myelopathy",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Cervical Spondylotic Myelopathy"
      ],
      "interventions": [
        {
          "name": "Laminectomy and Laminoplasty",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "AOSpine North America Research Network",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 321,
      "start_date": "2005-12",
      "completion_date": "2007-11",
      "has_results": false,
      "last_update_posted_date": "2017-11-01",
      "last_synced_at": "2026-10-26T16:56:37.822Z",
      "location_count": 12,
      "location_summary": "Thornton, Colorado • Atlanta, Georgia • Indianapolis, Indiana + 8 more",
      "locations": [
        {
          "city": "Thornton",
          "state": "Colorado"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Kansas City",
          "state": "Kansas"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00285337"
    },
    {
      "nct_id": "NCT02435069",
      "title": "A Within Subjects Comparison of Two Antegrade Flushing Regimens in Children",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Fecal Incontinence",
        "Neurogenic Bowel"
      ],
      "interventions": [
        {
          "name": "Dose Response - NS and USP Glycerin - First Intervention",
          "type": "DRUG"
        },
        {
          "name": "Effectiveness - NS and USP Glycerin - Second Intervention",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Nemours Children's Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "3 Years to 12 Years"
      },
      "enrollment_count": 5,
      "start_date": "2016-02-09",
      "completion_date": "2018-03-30",
      "has_results": true,
      "last_update_posted_date": "2019-08-28",
      "last_synced_at": "2026-10-26T16:56:37.822Z",
      "location_count": 1,
      "location_summary": "Jacksonville, Florida",
      "locations": [
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02435069"
    }
  ]
}