{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Stereotactic+surgery+%28SRS%29",
    "query": {
      "intervention": "Stereotactic surgery (SRS)"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 110,
    "total_pages": 11,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Stereotactic+surgery+%28SRS%29&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-26T09:48:42.302Z",
  "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": "NCT02067858",
      "title": "An Outcome Analysis for Stereotactic Body Radiation Therapy (SBRT) Treatment of Non-Small Lung Cancer Patients Using 4D PET/CT With Real-Time Position Management (RPM™) System and a Concomitant Evaluation of the Impact and Performance Characteristics of the Immobilization System",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Non Small Cell Lung Cancer",
        "4D CT"
      ],
      "interventions": [
        {
          "name": "Stereotactic Radiosurgery",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Steven Burton",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 6,
      "start_date": "2011-04",
      "completion_date": "2016-03",
      "has_results": true,
      "last_update_posted_date": "2018-07-18",
      "last_synced_at": "2026-09-26T09:48:42.302Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02067858"
    },
    {
      "nct_id": "NCT04474353",
      "title": "Study of Tumor Treating Fields With Hypofractionated Chemoradiotherapy in Newly Diagnosed Glioblastoma",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Glioblastoma",
        "Newly Diagnosed Glioblastoma"
      ],
      "interventions": [
        {
          "name": "Optune",
          "type": "DEVICE"
        },
        {
          "name": "Gadolinium",
          "type": "DRUG"
        },
        {
          "name": "Temozolomide",
          "type": "DRUG"
        },
        {
          "name": "Stereotactic radiosurgery (SRS)",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG",
        "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": 12,
      "start_date": "2021-05-21",
      "completion_date": "2025-09-02",
      "has_results": false,
      "last_update_posted_date": "2025-12-26",
      "last_synced_at": "2026-09-26T09:48:42.302Z",
      "location_count": 1,
      "location_summary": "Stanford, California",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04474353"
    },
    {
      "nct_id": "NCT03220854",
      "title": "SBRT + PD-1/PDL-1 Inhibiting Therapy for Advanced Solid Tumors After Dz Control on PD-1/PDL-1 Tx",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Solid Tumor"
      ],
      "interventions": [
        {
          "name": "Stereotactic radiotherapy",
          "type": "RADIATION"
        },
        {
          "name": "Biological: humanized anti-PD-1 monoclonal antibody",
          "type": "OTHER"
        },
        {
          "name": "Biological: humanized anti-PD-L1 monoclonal antibody",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "OTHER"
      ],
      "sponsor": "Virginia Commonwealth University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 5,
      "start_date": "2017-10-10",
      "completion_date": "2021-09-22",
      "has_results": true,
      "last_update_posted_date": "2022-01-10",
      "last_synced_at": "2026-09-26T09:48:42.302Z",
      "location_count": 1,
      "location_summary": "Richmond, Virginia",
      "locations": [
        {
          "city": "Richmond",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03220854"
    },
    {
      "nct_id": "NCT02858869",
      "title": "Pembrolizumab and Stereotactic Radiosurgery for Melanoma or Non-Small Cell Lung Cancer Brain Metastases",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Metastatic Malignant Neoplasm in the Brain",
        "Metastatic Melanoma",
        "Mucosal Melanoma",
        "Ocular Melanoma",
        "Stage IV Non-Small Cell Lung Cancer",
        "Stage IV Skin Melanoma",
        "Melanoma of Unknown Primary"
      ],
      "interventions": [
        {
          "name": "Pembrolizumab",
          "type": "BIOLOGICAL"
        },
        {
          "name": "Stereotactic Radiosurgery",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL",
        "RADIATION"
      ],
      "sponsor": "Emory University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 25,
      "start_date": "2016-10-04",
      "completion_date": "2023-10-28",
      "has_results": true,
      "last_update_posted_date": "2026-03-09",
      "last_synced_at": "2026-09-26T09:48:42.302Z",
      "location_count": 1,
      "location_summary": "Atlanta, Georgia",
      "locations": [
        {
          "city": "Atlanta",
          "state": "Georgia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02858869"
    },
    {
      "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": "2026-09-26T09:48:42.302Z",
      "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": "NCT03488472",
      "title": "Radiosurgery Plus NovoTTF-200A for Metastatic Small Cell Lung Cancer to the Brain",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Brain Metastases",
        "Small Cell Lung Cancer"
      ],
      "interventions": [
        {
          "name": "NovoTTF-200A",
          "type": "DEVICE"
        },
        {
          "name": "Stereotactic Radiosurgery (SRS)",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "RADIATION"
      ],
      "sponsor": "Drexell Hunter Boggs",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "99 Years",
        "sex": "ALL",
        "summary": "18 Years to 99 Years"
      },
      "enrollment_count": 1,
      "start_date": "2019-08-09",
      "completion_date": "2022-02-15",
      "has_results": true,
      "last_update_posted_date": "2023-05-06",
      "last_synced_at": "2026-09-26T09:48:42.302Z",
      "location_count": 1,
      "location_summary": "Birmingham, Alabama",
      "locations": [
        {
          "city": "Birmingham",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03488472"
    },
    {
      "nct_id": "NCT00840749",
      "title": "Randomized Study to Compare CyberKnife to Surgical Resection In Stage I Non-small Cell Lung Cancer",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Non-small Cell Lung Cancer"
      ],
      "interventions": [
        {
          "name": "CyberKnife Stereotactic Radiotherapy",
          "type": "RADIATION"
        },
        {
          "name": "Surgery",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "RADIATION",
        "PROCEDURE"
      ],
      "sponsor": "Accuray Incorporated",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 36,
      "start_date": "2008-12",
      "completion_date": "2013-03",
      "has_results": true,
      "last_update_posted_date": "2020-07-14",
      "last_synced_at": "2026-09-26T09:48:42.302Z",
      "location_count": 14,
      "location_summary": "Fresno, California • Colorado Springs, Colorado • Lone Tree, Colorado + 10 more",
      "locations": [
        {
          "city": "Fresno",
          "state": "California"
        },
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        },
        {
          "city": "Lone Tree",
          "state": "Colorado"
        },
        {
          "city": "Jupiter",
          "state": "Florida"
        },
        {
          "city": "Oak Lawn",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00840749"
    },
    {
      "nct_id": "NCT04588246",
      "title": "Comparing Whole Brain Radiotherapy Using a Technique That Avoids the Hippocampus to Stereotactic Radiosurgery in Patients With Cancer That Has Spread to the Brain and Come Back in Other Areas of the Brain After Earlier Stereotactic Radiosurgery",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Anatomic Stage IV Breast Cancer AJCC v8",
        "Metastatic Lung Non-Small Cell Carcinoma",
        "Metastatic Lung Small Cell Carcinoma",
        "Metastatic Malignant Breast Neoplasm",
        "Metastatic Malignant Digestive System Neoplasm",
        "Metastatic Malignant Neoplasm in the Brain",
        "Metastatic Malignant Solid Neoplasm",
        "Metastatic Melanoma",
        "Metastatic Renal Cell Carcinoma",
        "Recurrent Brain Neoplasm",
        "Stage IV Lung Cancer AJCC v8",
        "Stage IV Renal Cell Cancer AJCC v8"
      ],
      "interventions": [
        {
          "name": "Biospecimen Collection",
          "type": "PROCEDURE"
        },
        {
          "name": "Computed Tomography",
          "type": "PROCEDURE"
        },
        {
          "name": "Magnetic Resonance Imaging",
          "type": "PROCEDURE"
        },
        {
          "name": "Memantine",
          "type": "DRUG"
        },
        {
          "name": "Quality-of-Life Assessment",
          "type": "OTHER"
        },
        {
          "name": "Questionnaire Administration",
          "type": "OTHER"
        },
        {
          "name": "Stereotactic Radiosurgery",
          "type": "RADIATION"
        },
        {
          "name": "Whole-Brain Radiotherapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "OTHER",
        "RADIATION"
      ],
      "sponsor": "NRG Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 19,
      "start_date": "2021-08-05",
      "completion_date": "2024-08-06",
      "has_results": true,
      "last_update_posted_date": "2026-05-20",
      "last_synced_at": "2026-09-26T09:48:42.302Z",
      "location_count": 79,
      "location_summary": "Tucson, Arizona • Corona, California • Duarte, California + 63 more",
      "locations": [
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Tucson",
          "state": "Arizona"
        },
        {
          "city": "Corona",
          "state": "California"
        },
        {
          "city": "Duarte",
          "state": "California"
        },
        {
          "city": "Irvine",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04588246"
    },
    {
      "nct_id": "NCT05987644",
      "title": "Delayed or Upfront Brain RAdiotherapy in Treatment naïve Lung Cancer Patients With Asymptomatic or Minimally Symptomatic Brain Metastases and ALK rEarrangements",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1",
        "PHASE2"
      ],
      "conditions": [
        "Lung Cancer",
        "NSCLC",
        "Brain Metastases"
      ],
      "interventions": [
        {
          "name": "Alectinib",
          "type": "DRUG"
        },
        {
          "name": "Stereotactic Radiosurgery",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "DRUG",
        "RADIATION"
      ],
      "sponsor": "Joshua Palmer",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 56,
      "start_date": "2024-03-07",
      "completion_date": "2029-02-28",
      "has_results": false,
      "last_update_posted_date": "2026-04-08",
      "last_synced_at": "2026-09-26T09:48:42.302Z",
      "location_count": 3,
      "location_summary": "Stanford, California • Aurora, Colorado • Columbus, Ohio",
      "locations": [
        {
          "city": "Stanford",
          "state": "California"
        },
        {
          "city": "Aurora",
          "state": "Colorado"
        },
        {
          "city": "Columbus",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05987644"
    },
    {
      "nct_id": "NCT01372774",
      "title": "Stereotactic Radiosurgery or Whole-Brain Radiation Therapy in Treating Patients With Brain Metastases That Have Been Removed By Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Cognitive/Functional Effects",
        "Metastatic Cancer",
        "Neurotoxicity",
        "Radiation Toxicity",
        "Unspecified Adult Solid Tumor, Protocol Specific"
      ],
      "interventions": [
        {
          "name": "stereotactic radiosurgery",
          "type": "RADIATION"
        },
        {
          "name": "whole-brain radiation therapy",
          "type": "RADIATION"
        }
      ],
      "intervention_types": [
        "RADIATION"
      ],
      "sponsor": "Alliance for Clinical Trials in Oncology",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 194,
      "start_date": "2011-07",
      "completion_date": "2019-12-15",
      "has_results": true,
      "last_update_posted_date": "2022-09-16",
      "last_synced_at": "2026-09-26T09:48:42.302Z",
      "location_count": 37,
      "location_summary": "Burlingame, California • Los Angeles, California • Newark, Delaware + 30 more",
      "locations": [
        {
          "city": "Burlingame",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Newark",
          "state": "Delaware"
        },
        {
          "city": "Miami Beach",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01372774"
    }
  ]
}