{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=ESB+Thoracic",
    "query": {
      "intervention": "ESB Thoracic"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 4,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-06T15:47:31.180Z",
  "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": "NCT05521789",
      "title": "Erector Spinae Block for Thoracic Surgery",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pulmonary Neoplasm",
        "Pulmonary Cancer",
        "Thoracic Diseases",
        "Thoracic Cancer",
        "Thoracic Neoplasms"
      ],
      "interventions": [
        {
          "name": "ESB Thoracic",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "George Washington University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 70,
      "start_date": "2022-07-22",
      "completion_date": "2027-07-21",
      "has_results": false,
      "last_update_posted_date": "2026-02-25",
      "last_synced_at": "2026-09-06T15:47:31.180Z",
      "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/NCT05521789"
    },
    {
      "nct_id": "NCT03768440",
      "title": "Continuous Erector Spinae Block Versus Continuous Paravertebral Block",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pain, Postoperative"
      ],
      "interventions": [
        {
          "name": "continuous erector spinae block (ESB)",
          "type": "PROCEDURE"
        },
        {
          "name": "continuous paravertebral block (PVB)",
          "type": "PROCEDURE"
        },
        {
          "name": "Ropivacaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "1 Month",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "1 Month to 12 Years"
      },
      "enrollment_count": 34,
      "start_date": "2019-04-16",
      "completion_date": "2025-02-01",
      "has_results": true,
      "last_update_posted_date": "2026-05-13",
      "last_synced_at": "2026-09-06T15:47:31.180Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03768440"
    },
    {
      "nct_id": "NCT04211935",
      "title": "Identification of Best Postoperative Analgesia Method Following a Minimally Invasive Repair of Pectus Excavatum",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pectus Excavatum",
        "Pain, Postoperative"
      ],
      "interventions": [
        {
          "name": "Use of PCA",
          "type": "DEVICE"
        },
        {
          "name": "Use of ESB for postoperative pain control after MIRPE",
          "type": "DEVICE"
        },
        {
          "name": "Use of INC for postoperative pain control after MIRPE",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "12 Years",
        "maximum_age": "21 Years",
        "sex": "ALL",
        "summary": "12 Years to 21 Years"
      },
      "enrollment_count": 158,
      "start_date": "2020-05-27",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-04-28",
      "last_synced_at": "2026-09-06T15:47:31.180Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04211935"
    },
    {
      "nct_id": "NCT06810375",
      "title": "Erector Spinae Versus Intercostal Nerve Blocks With Liposomal Bupivacaine for Analgesia in Thoracic Surgery",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Lung Cancers"
      ],
      "interventions": [
        {
          "name": "Erector Spinae (ESP) Block with Bupivacaine (Marcaine®)",
          "type": "DRUG"
        },
        {
          "name": "Intercostal nerve block",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "George Washington University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 120,
      "start_date": "2025-03-01",
      "completion_date": "2029-02-28",
      "has_results": false,
      "last_update_posted_date": "2026-04-09",
      "last_synced_at": "2026-09-06T15:47:31.180Z",
      "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/NCT06810375"
    }
  ]
}