{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Block+performed&page=22",
    "query": {
      "intervention": "Block performed",
      "page": 22
    },
    "page_size": 10
  },
  "pagination": {
    "page": 22,
    "page_size": 10,
    "total_count": 553,
    "total_pages": 56,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Block+performed&page=23&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Block+performed&page=21&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-04T01:24:51.370Z",
  "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": "NCT03187080",
      "title": "Enhanced Recovery Strategies in Elective Breast Surgery",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pain, Acute",
        "Nausea",
        "Vomiting, Postoperative",
        "Opioid Use",
        "Satisfaction"
      ],
      "interventions": [
        {
          "name": "Paravertebral block procedure using either local anesthetic (0.25% bupivacaine) or sterile saline",
          "type": "PROCEDURE"
        },
        {
          "name": "Enhanced recovery after breast surgery (ERABS) strategies",
          "type": "OTHER"
        },
        {
          "name": "Sham paravertebral block using saline",
          "type": "PROCEDURE"
        },
        {
          "name": "Paravertebral block using local anesthetic",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "OTHER",
        "DRUG"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "FEMALE",
        "summary": "18 Years and older · Female only"
      },
      "enrollment_count": 113,
      "start_date": "2017-10-19",
      "completion_date": "2021-06-15",
      "has_results": true,
      "last_update_posted_date": "2024-08-23",
      "last_synced_at": "2026-11-04T01:24:51.370Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03187080"
    },
    {
      "nct_id": "NCT02315521",
      "title": "Standardized Prenatal Clinical Care for LUTO",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Urethral Obstruction"
      ],
      "interventions": [
        {
          "name": "Fetal Intervention for LUTO",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Baylor College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "11 Weeks",
        "maximum_age": "2 Years",
        "sex": "ALL",
        "summary": "11 Weeks to 2 Years"
      },
      "enrollment_count": 50,
      "start_date": "2014-12",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2026-09-30",
      "last_synced_at": "2026-11-04T01:24:51.370Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02315521"
    },
    {
      "nct_id": "NCT03708198",
      "title": "Pharmacokinetics of Single-Dose Liposomal Bupivacaine in Surgeon Performed Intercostal Nerve Blocks",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Thoracic"
      ],
      "interventions": [
        {
          "name": "Liposomal Bupivacaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Virginia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2018-06-11",
      "completion_date": "2020-08-11",
      "has_results": true,
      "last_update_posted_date": "2022-05-23",
      "last_synced_at": "2026-11-04T01:24:51.370Z",
      "location_count": 1,
      "location_summary": "Charlottesville, Virginia",
      "locations": [
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03708198"
    },
    {
      "nct_id": "NCT07494084",
      "title": "Sleep Loss and Circadian Misalignment - Mechanisms of Insulin Resistance",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Shift Work Schedule",
        "Circadian Rhythm",
        "Insulin Resistance",
        "Circadian Misalignment"
      ],
      "interventions": [
        {
          "name": "Metyrapone And Hydrocortisone",
          "type": "DRUG"
        },
        {
          "name": "Dextrose",
          "type": "DRUG"
        },
        {
          "name": "insulin",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Washington State University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "45 Years",
        "sex": "ALL",
        "summary": "18 Years to 45 Years"
      },
      "enrollment_count": 48,
      "start_date": "2026-07-16",
      "completion_date": "2029-07",
      "has_results": false,
      "last_update_posted_date": "2026-09-18",
      "last_synced_at": "2026-11-04T01:24:51.370Z",
      "location_count": 1,
      "location_summary": "Spokane, Washington",
      "locations": [
        {
          "city": "Spokane",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07494084"
    },
    {
      "nct_id": "NCT01338935",
      "title": "Phase I Clinical Trial to Evaluate the Safety, Pharmacokinetics and Efficacy of CW002",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Healthy"
      ],
      "interventions": [
        {
          "name": "CW 002",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Weill Medical College of Cornell University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "49 Years",
        "sex": "ALL",
        "summary": "18 Years to 49 Years"
      },
      "enrollment_count": 136,
      "start_date": "2011-05",
      "completion_date": "2013-11",
      "has_results": false,
      "last_update_posted_date": "2014-02-04",
      "last_synced_at": "2026-11-04T01:24:51.370Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01338935"
    },
    {
      "nct_id": "NCT05833217",
      "title": "Obesity, Insulin Resistance, and PASC: Persistent SARS-CoV-2",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Long COVID",
        "Insulin Resistance",
        "Insulin Sensitivity"
      ],
      "interventions": [
        {
          "name": "Adipose Tissue Biopsy",
          "type": "PROCEDURE"
        },
        {
          "name": "Steady State Plasma Glucose (SSPG) Test",
          "type": "DIAGNOSTIC_TEST"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DIAGNOSTIC_TEST"
      ],
      "sponsor": "Stanford University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 55,
      "start_date": "2023-06-06",
      "completion_date": "2025-12-31",
      "has_results": false,
      "last_update_posted_date": "2024-12-04",
      "last_synced_at": "2026-11-04T01:24:51.370Z",
      "location_count": 2,
      "location_summary": "Palo Alto, California",
      "locations": [
        {
          "city": "Palo Alto",
          "state": "California"
        },
        {
          "city": "Palo Alto",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05833217"
    },
    {
      "nct_id": "NCT04596020",
      "title": "Can Blood Flow Restriction Therapy Improve Strength and Cross-Sectional Area for Shoulder External Rotators Better Than Exercise Alone?",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Can Blood Flow Restriction Therapy Augments Strength Gains in the Rotator Cuff",
        "Muscle Weakness"
      ],
      "interventions": [
        {
          "name": "Blood Flow Restriction Group (exercise with blood flow restriction using a Delfi unit)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "George Fox University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2020-10-10",
      "completion_date": "2020-12-07",
      "has_results": false,
      "last_update_posted_date": "2020-10-22",
      "last_synced_at": "2026-11-04T01:24:51.370Z",
      "location_count": 1,
      "location_summary": "Newberg, Oregon",
      "locations": [
        {
          "city": "Newberg",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04596020"
    },
    {
      "nct_id": "NCT05092490",
      "title": "Serratus Anterior Plane Block Combined With Transversus Thoracic Muscle Plane Block Versus Conventional Local Anesthetic Infiltration for SICD Implantation: A Randomized Controlled Trial",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Serratus Anterior Plane Block",
        "Transversus Thoracis Plane Block",
        "Subcutaneous ICD"
      ],
      "interventions": [
        {
          "name": "Combined serratus anterior plane block and transversus thoracis plane block",
          "type": "PROCEDURE"
        },
        {
          "name": "Standard local infiltration technique",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "New York Presbyterian Brooklyn Methodist Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 24,
      "start_date": "2021-02-24",
      "completion_date": "2023-06-30",
      "has_results": false,
      "last_update_posted_date": "2023-11-14",
      "last_synced_at": "2026-11-04T01:24:51.370Z",
      "location_count": 1,
      "location_summary": "Brooklyn, New York",
      "locations": [
        {
          "city": "Brooklyn",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05092490"
    },
    {
      "nct_id": "NCT06735027",
      "title": "Corticosteroid Injection Versus Nerve Block",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Glenohumeral Arthritis",
        "Rotator Cuff Arthropathy"
      ],
      "interventions": [
        {
          "name": "intraarticular corticosteroid injection (IACI)",
          "type": "OTHER"
        },
        {
          "name": "suprascapular nerve block (SSNB)",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "University of Minnesota",
      "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": 40,
      "start_date": "2025-01-02",
      "completion_date": "2027-01-02",
      "has_results": false,
      "last_update_posted_date": "2026-01-08",
      "last_synced_at": "2026-11-04T01:24:51.370Z",
      "location_count": 1,
      "location_summary": "Minneapolis, Minnesota",
      "locations": [
        {
          "city": "Minneapolis",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06735027"
    },
    {
      "nct_id": "NCT00003907",
      "title": "Chemoembolization in Treating Patients With Primary Liver Cancer or Metastases to the Liver",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Liver Cancer",
        "Metastatic Cancer"
      ],
      "interventions": [
        {
          "name": "cisplatin",
          "type": "DRUG"
        },
        {
          "name": "doxorubicin",
          "type": "DRUG"
        },
        {
          "name": "mitomycin",
          "type": "DRUG"
        },
        {
          "name": "embolization",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Eastern Cooperative Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "1999-12-15",
      "completion_date": "2012-08",
      "has_results": true,
      "last_update_posted_date": "2023-07-05",
      "last_synced_at": "2026-11-04T01:24:51.370Z",
      "location_count": 37,
      "location_summary": "Fort Collins, Colorado • Jacksonville, Florida • Atlanta, Georgia + 18 more",
      "locations": [
        {
          "city": "Fort Collins",
          "state": "Colorado"
        },
        {
          "city": "Jacksonville",
          "state": "Florida"
        },
        {
          "city": "Atlanta",
          "state": "Georgia"
        },
        {
          "city": "Decatur",
          "state": "Georgia"
        },
        {
          "city": "Aurora",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00003907"
    }
  ]
}