{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Pseudoarthrosis+of+Spine",
    "query": {
      "condition": "Pseudoarthrosis of Spine"
    },
    "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": "2026-05-22T09:47:53.997Z",
  "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": "NCT01409954",
      "title": "Collecting Bone Graft During Spinal Decompression and Posterolateral Lumbar Fusion to Better Define Bone Making Cells",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Pseudarthrosis After Fusion or Arthrodesis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "University of Utah",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2011-10",
      "completion_date": "2028-01",
      "has_results": false,
      "last_update_posted_date": "2026-04-22",
      "last_synced_at": "2026-05-22T09:47:53.997Z",
      "location_count": 1,
      "location_summary": "Salt Lake City, Utah",
      "locations": [
        {
          "city": "Salt Lake City",
          "state": "Utah"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01409954"
    },
    {
      "nct_id": "NCT00791180",
      "title": "Posterior Lateral Fusion (PLF) With Dynesys",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Spondylolisthesis"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Zimmer Biomet",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "20 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "20 Years to 80 Years"
      },
      "enrollment_count": 38,
      "start_date": "2006-03",
      "completion_date": "2011-03",
      "has_results": false,
      "last_update_posted_date": "2011-09-29",
      "last_synced_at": "2026-05-22T09:47:53.997Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00791180"
    },
    {
      "nct_id": "NCT04601363",
      "title": "Personalized Spine Study Group (PSSG) Registry",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Scoliosis; Adolescence",
        "Degenerative Disc Disease",
        "Spinal Fusion",
        "Kyphoscoliosis",
        "Pseudoarthrosis of Spine",
        "Spinal Stenosis",
        "Kyphoses, Scheuermann"
      ],
      "interventions": [
        {
          "name": "Patient Specific Rod",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "10 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "10 Years to 85 Years"
      },
      "enrollment_count": 1000,
      "start_date": "2020-10-29",
      "completion_date": "2030-04",
      "has_results": false,
      "last_update_posted_date": "2024-10-03",
      "last_synced_at": "2026-05-22T09:47:53.997Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04601363"
    },
    {
      "nct_id": "NCT03077204",
      "title": "BIO4 Clinical Case Study: Cervical Spine",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Degenerative Disc Disease",
        "Trauma (Including Fractures)",
        "Spondylolisthesis"
      ],
      "interventions": [
        {
          "name": "1 or 2-Level ACDF utilizing BIO4 with Bio AVS Cervical Allograft (with graft window).",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Aviator Anterior Cervical Plating System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "DEVICE"
      ],
      "sponsor": "Seton Healthcare Family",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 20,
      "start_date": "2017-04-06",
      "completion_date": "2020-01-30",
      "has_results": true,
      "last_update_posted_date": "2022-01-14",
      "last_synced_at": "2026-05-22T09:47:53.997Z",
      "location_count": 1,
      "location_summary": "Austin, Texas",
      "locations": [
        {
          "city": "Austin",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03077204"
    },
    {
      "nct_id": "NCT01461005",
      "title": "A Postmarket Surveillance Study of the Paradigm Spine Dynamic Stabilization System (DSS)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Spondylolisthesis",
        "Neurologic Deficits",
        "Kyphosis",
        "Pseudarthrosis"
      ],
      "interventions": [
        {
          "name": "Dynamic Stabilization System (DSS)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Paradigm Spine",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "21 Years to 85 Years"
      },
      "enrollment_count": 1,
      "start_date": "2011-09",
      "completion_date": "2016-09",
      "has_results": true,
      "last_update_posted_date": "2020-02-19",
      "last_synced_at": "2026-05-22T09:47:53.997Z",
      "location_count": 1,
      "location_summary": "Sacramento, California",
      "locations": [
        {
          "city": "Sacramento",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01461005"
    }
  ]
}