{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Single-fraction+spine+SRS",
    "query": {
      "intervention": "Single-fraction spine SRS"
    },
    "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": "2026-09-30T08:03:10.453Z",
  "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": "NCT00922974",
      "title": "Image-Guided Radiosurgery or Stereotactic Body Radiation Therapy in Treating Patients With Localized Spine Metastasis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2",
        "PHASE3"
      ],
      "conditions": [
        "Metastatic Cancer",
        "Pain"
      ],
      "interventions": [
        {
          "name": "External beam radiation therapy",
          "type": "RADIATION"
        },
        {
          "name": "Radiosurgery/SBRT",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Radiation Therapy Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "120 Years",
        "sex": "ALL",
        "summary": "18 Years to 120 Years"
      },
      "enrollment_count": 399,
      "start_date": "2009-11",
      "completion_date": "2020-04-06",
      "has_results": true,
      "last_update_posted_date": "2025-04-29",
      "last_synced_at": "2026-09-30T08:03:10.453Z",
      "location_count": 34,
      "location_summary": "Aurora, Colorado • Colorado Springs, Colorado • New Britain, Connecticut + 30 more",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        },
        {
          "city": "New Britain",
          "state": "Connecticut"
        },
        {
          "city": "Newark",
          "state": "Delaware"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00922974"
    },
    {
      "nct_id": "NCT00853528",
      "title": "Stereotactic Radiosurgery in Treating Patients With Spinal Metastases",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Metastatic Cancer"
      ],
      "interventions": [
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "diffusion tensor imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "functional magnetic resonance imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "hypo-fractionated SRS",
          "type": "RADIATION"
        },
        {
          "name": "single-fraction SRS",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Boston Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 18,
      "start_date": "2009-01",
      "completion_date": "2017-06",
      "has_results": false,
      "last_update_posted_date": "2017-07-19",
      "last_synced_at": "2026-09-30T08:03:10.453Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00853528"
    },
    {
      "nct_id": "NCT02278744",
      "title": "Trial for Salvage Re-Irradiation of Metastatic Spine Lesions Using Single-Fraction Stereotactic Radiosurgery",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Metastatic Spine Lesions"
      ],
      "interventions": [
        {
          "name": "single-fraction radiation",
          "type": "RADIATION"
        },
        {
          "name": "MRI and/or CT",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "DEVICE"
      ],
      "sponsor": "Memorial Sloan Kettering Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 9,
      "start_date": "2014-10-27",
      "completion_date": "2026-10",
      "has_results": false,
      "last_update_posted_date": "2025-11-04",
      "last_synced_at": "2026-09-30T08:03:10.453Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02278744"
    },
    {
      "nct_id": "NCT00593320",
      "title": "Stereotactic Radiosurgery (SRS) for Spine Metastases",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Spinal Metastases"
      ],
      "interventions": [
        {
          "name": "Stereotactic Radiosurgery",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Washington University School of Medicine",
      "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": "2007-09",
      "completion_date": "2010-03",
      "has_results": true,
      "last_update_posted_date": "2015-03-04",
      "last_synced_at": "2026-09-30T08:03:10.453Z",
      "location_count": 1,
      "location_summary": "St Louis, Missouri",
      "locations": [
        {
          "city": "St Louis",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00593320"
    },
    {
      "nct_id": "NCT06173401",
      "title": "Comparing SingLe- Vs Multi-Fraction Spine STereotActic Radiosurgery in Spinal Metastases",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Spinal Metastases"
      ],
      "interventions": [
        {
          "name": "Single-fraction spine SRS",
          "type": "RADIATION"
        },
        {
          "name": "Multi-fraction spine SRS",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 274,
      "start_date": "2023-12-18",
      "completion_date": "2028-12",
      "has_results": false,
      "last_update_posted_date": "2026-07-27",
      "last_synced_at": "2026-09-30T08:03:10.453Z",
      "location_count": 1,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06173401"
    }
  ]
}