{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cyberknife&page=4",
    "query": {
      "intervention": "Cyberknife",
      "page": 4
    },
    "page_size": 10
  },
  "pagination": {
    "page": 4,
    "page_size": 10,
    "total_count": 78,
    "total_pages": 8,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cyberknife&page=5&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Cyberknife&page=3&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-21T05:52:28.385Z",
  "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": "NCT01079832",
      "title": "Stereotactic Radiosurgery Using CyberKnife in Treating Women With Advanced or Recurrent Gynecological Malignancies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Fallopian Tube Cancer",
        "Ovarian Sarcoma",
        "Ovarian Stromal Cancer",
        "Recurrent Cervical Cancer",
        "Recurrent Endometrial Carcinoma",
        "Recurrent Ovarian Epithelial Cancer",
        "Recurrent Ovarian Germ Cell Tumor",
        "Recurrent Uterine Sarcoma",
        "Recurrent Vaginal Cancer",
        "Recurrent Vulvar Cancer",
        "Stage III Cervical Cancer",
        "Stage III Endometrial Carcinoma",
        "Stage III Ovarian Epithelial Cancer",
        "Stage III Ovarian Germ Cell Tumor",
        "Stage III Uterine Sarcoma",
        "Stage III Vaginal Cancer",
        "Stage III Vulvar Cancer",
        "Stage IV Endometrial Carcinoma",
        "Stage IV Ovarian Epithelial Cancer",
        "Stage IV Ovarian Germ Cell Tumor",
        "Stage IV Uterine Sarcoma",
        "Stage IV Vulvar Cancer",
        "Stage IVA Cervical Cancer",
        "Stage IVA Vaginal Cancer",
        "Stage IVB Cervical Cancer",
        "Stage IVB Vaginal Cancer"
      ],
      "interventions": [
        {
          "name": "stereotactic radiosurgery",
          "type": "RADIATION"
        },
        {
          "name": "quality-of-life assessment",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "PROCEDURE"
      ],
      "sponsor": "Case Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 50,
      "start_date": "2009-05",
      "completion_date": "2012-05",
      "has_results": true,
      "last_update_posted_date": "2013-11-28",
      "last_synced_at": "2026-10-21T05:52:28.385Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01079832"
    },
    {
      "nct_id": "NCT00851253",
      "title": "Stereotactic Radiosurgery in Treating Patients With Locally Advanced or Recurrent Head and Neck Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Head and Neck Cancer"
      ],
      "interventions": [
        {
          "name": "stereotactic radiosurgery",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "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": 12,
      "start_date": "2009-01",
      "completion_date": "2017-04",
      "has_results": true,
      "last_update_posted_date": "2018-01-17",
      "last_synced_at": "2026-10-21T05:52:28.385Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00851253"
    },
    {
      "nct_id": "NCT01146054",
      "title": "Phase II Gemcitabine + Fractionated Stereotactic Radiotherapy for Unresectable Pancreatic Adenocarcinoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pancreatic Cancer"
      ],
      "interventions": [
        {
          "name": "CyberKnife based stereotactic radiotherapy",
          "type": "DEVICE"
        },
        {
          "name": "Gemcitabine",
          "type": "DRUG"
        },
        {
          "name": "Fludeoxyglucose (18F) (FDG)",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "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": 59,
      "start_date": "2009-10",
      "completion_date": "2015-10",
      "has_results": true,
      "last_update_posted_date": "2017-12-19",
      "last_synced_at": "2026-10-21T05:52:28.385Z",
      "location_count": 3,
      "location_summary": "Stanford, California • Baltimore, Maryland • New York, New York",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01146054"
    },
    {
      "nct_id": "NCT01290835",
      "title": "Conformal Partial Breast Irradiation With CyberKnife After Resection for Early Stage Breast Cancer",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer"
      ],
      "interventions": [
        {
          "name": "Stereotactic radiotherapy delivered by CyberKnife",
          "type": "RADIATION"
        },
        {
          "name": "stereotactic radiotherapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Essentia Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "60 Years",
        "sex": "FEMALE",
        "summary": "60 Years to 60 Years · Female only"
      },
      "enrollment_count": 20,
      "start_date": "2010-06",
      "completion_date": "2025-08",
      "has_results": false,
      "last_update_posted_date": "2025-08-15",
      "last_synced_at": "2026-10-21T05:52:28.385Z",
      "location_count": 1,
      "location_summary": "Duluth, Minnesota",
      "locations": [
        {
          "city": "Duluth",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01290835"
    },
    {
      "nct_id": "NCT00619515",
      "title": "Stereotactic Radiation Therapy in Treating Patients With Prostate Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Prostate Cancer"
      ],
      "interventions": [
        {
          "name": "questionnaire administration",
          "type": "OTHER"
        },
        {
          "name": "implanted fiducial-based imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "stereotactic radiosurgery",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "OTHER",
        "PROCEDURE",
        "RADIATION"
      ],
      "sponsor": "Case Comprehensive Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "120 Years",
        "sex": "MALE",
        "summary": "Up to 120 Years · Male only"
      },
      "enrollment_count": 73,
      "start_date": "2007-12",
      "completion_date": "2013-02",
      "has_results": true,
      "last_update_posted_date": "2019-08-22",
      "last_synced_at": "2026-10-21T05:52:28.385Z",
      "location_count": 4,
      "location_summary": "Cleveland, Ohio • Westlake, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Cleveland",
          "state": "Ohio"
        },
        {
          "city": "Westlake",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00619515"
    },
    {
      "nct_id": "NCT01360593",
      "title": "Gemcitabine/Capecitabine Followed by SBRT in Pancreatic Adenocarcinoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pancreatic Cancer"
      ],
      "interventions": [
        {
          "name": "Gemcitabine",
          "type": "DRUG"
        },
        {
          "name": "Capecitabine",
          "type": "DRUG"
        },
        {
          "name": "Stereotactic Body Radiation Therapy (SBRT)",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "David A. Clump, MD, PhD",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 35,
      "start_date": "2011-07-25",
      "completion_date": "2018-10",
      "has_results": true,
      "last_update_posted_date": "2022-03-08",
      "last_synced_at": "2026-10-21T05:52:28.385Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01360593"
    },
    {
      "nct_id": "NCT01766492",
      "title": "Quality of Life in Patients With Clinically Localized Prostate Cancer Treated With Radiosurgery",
      "overall_status": "UNKNOWN",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Prostate Cancer",
        "Localized Malignant Neoplasm"
      ],
      "interventions": [
        {
          "name": "Stereotactic Body Radiation Therapy (SBRT)",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Georgetown University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "MALE",
        "summary": "18 Years to 99 Years · Male only"
      },
      "enrollment_count": 200,
      "start_date": "2012-12",
      "completion_date": "2025-04",
      "has_results": false,
      "last_update_posted_date": "2023-02-23",
      "last_synced_at": "2026-10-21T05:52:28.385Z",
      "location_count": 1,
      "location_summary": "Washington D.C., District of Columbia",
      "locations": [
        {
          "city": "Washington D.C.",
          "state": "District of Columbia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01766492"
    },
    {
      "nct_id": "NCT03825510",
      "title": "Immunotherapy SBRT Sensitization of the Programmed Death-1 (PD-1) Effect",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Metastatic Nonsmall Cell Lung Cancer",
        "Non Small Cell Lung Cancer"
      ],
      "interventions": [
        {
          "name": "Stereotactic Body Radiotherapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Crozer-Keystone Health System",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 3,
      "start_date": "2017-04-28",
      "completion_date": "2022-03-08",
      "has_results": false,
      "last_update_posted_date": "2023-03-06",
      "last_synced_at": "2026-10-21T05:52:28.385Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03825510"
    },
    {
      "nct_id": "NCT00630890",
      "title": "Cyberknife Radiosurgery Boost for Hilar Cholangiocarcinoma (Klatskin Tumor)",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Cholangiocarcinoma",
        "Klatskin Tumor",
        "Biliary Tract Cancer"
      ],
      "interventions": [
        {
          "name": "External beam radiation and Cyberknife radiosurgery boost and capecitabine",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "University of California, San Francisco",
      "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": "2007-10",
      "completion_date": "2008-12",
      "has_results": false,
      "last_update_posted_date": "2015-09-11",
      "last_synced_at": "2026-10-21T05:52:28.385Z",
      "location_count": 1,
      "location_summary": "San Francisco, California",
      "locations": [
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00630890"
    },
    {
      "nct_id": "NCT07122713",
      "title": "Definitive Radiation Therapy for Inoperable Breast Cancer",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Breast Cancer",
        "Breast Adenocarcinoma"
      ],
      "interventions": [
        {
          "name": "Whole breast radiation with simultaneous integrated boost (WB-SIB) to primary breast tumor",
          "type": "RADIATION"
        },
        {
          "name": "Whole breast radiation with simultaneous integrated boost (WB-SIB) to primary breast tumor and ipsilateral axillary lymph nodes",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Alexander Stessin",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 30,
      "start_date": "2025-12-08",
      "completion_date": "2033-12-30",
      "has_results": false,
      "last_update_posted_date": "2025-12-17",
      "last_synced_at": "2026-10-21T05:52:28.385Z",
      "location_count": 1,
      "location_summary": "Stony Brook, New York",
      "locations": [
        {
          "city": "Stony Brook",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07122713"
    }
  ]
}