{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Block+performed&page=23",
    "query": {
      "intervention": "Block performed",
      "page": 23
    },
    "page_size": 10
  },
  "pagination": {
    "page": 23,
    "page_size": 10,
    "total_count": 553,
    "total_pages": 56,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Block+performed&page=24&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Block+performed&page=22&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-11-04T15:03:38.999Z",
  "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": "NCT02205801",
      "title": "Study of the Efficacy of Local Analgesia as an Adjunct to General Anesthesia in Thyroidectomy and Parathyroidectomy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Thyroid Neoplasms",
        "Goiter, Nodular",
        "Thyroid Nodule",
        "Graves' Disease",
        "Hyperparathyroidism"
      ],
      "interventions": [
        {
          "name": "Superficial Cervical Plexus Block",
          "type": "PROCEDURE"
        },
        {
          "name": "Local Wound Infiltration",
          "type": "PROCEDURE"
        },
        {
          "name": "0.9% saline",
          "type": "DRUG"
        },
        {
          "name": "Marcaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "University of Chicago",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 36,
      "start_date": "2014-07",
      "completion_date": "2017-02-17",
      "has_results": true,
      "last_update_posted_date": "2018-03-09",
      "last_synced_at": "2026-11-04T15:03:38.999Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02205801"
    },
    {
      "nct_id": "NCT03577912",
      "title": "Efficacy of Transversus Abdominis Plane (TAP) Block Techniques: Surgeon vs Anesthesia - Ultrasound Guidance",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post Operative Analgesia",
        "Non-inferiority Trial"
      ],
      "interventions": [
        {
          "name": "TAP block administered by Surgery",
          "type": "PROCEDURE"
        },
        {
          "name": "TAP block administered by Anesthesia",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Beth Israel Deaconess Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2015-08-17",
      "completion_date": "2018-07-31",
      "has_results": false,
      "last_update_posted_date": "2018-09-17",
      "last_synced_at": "2026-11-04T15:03:38.999Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03577912"
    },
    {
      "nct_id": "NCT06274307",
      "title": "Efficacy of Transversus Abdominis Plane Block",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anesthesia, Local"
      ],
      "interventions": [
        {
          "name": "Transversus abdominis plane block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Justin Hruska",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 85 Years · Female only"
      },
      "enrollment_count": 106,
      "start_date": "2023-06-22",
      "completion_date": "2025-03-01",
      "has_results": false,
      "last_update_posted_date": "2025-03-24",
      "last_synced_at": "2026-11-04T15:03:38.999Z",
      "location_count": 2,
      "location_summary": "Detroit, Michigan",
      "locations": [
        {
          "city": "Detroit",
          "state": "Michigan"
        },
        {
          "city": "Detroit",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06274307"
    },
    {
      "nct_id": "NCT04124939",
      "title": "Is 10 Injections of Bladder Botox Less Painful Than 20 Injections?",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Overactive Bladder"
      ],
      "interventions": [
        {
          "name": "OnabotulinumtoxinA 100 Units",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 90 Years · Female only"
      },
      "enrollment_count": 41,
      "start_date": "2019-11-10",
      "completion_date": "2023-02-23",
      "has_results": true,
      "last_update_posted_date": "2024-04-17",
      "last_synced_at": "2026-11-04T15:03:38.999Z",
      "location_count": 2,
      "location_summary": "Greensboro, North Carolina • Winston-Salem, North Carolina",
      "locations": [
        {
          "city": "Greensboro",
          "state": "North Carolina"
        },
        {
          "city": "Winston-Salem",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04124939"
    },
    {
      "nct_id": "NCT03802630",
      "title": "Assessing the Efficacy and Safety of Brolucizumab Versus Aflibercept in Patients With Visual Impairment Due to Macular Edema Secondary to Branch Retinal Vein Occlusion",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Branch Retinal Vein Occlusion"
      ],
      "interventions": [
        {
          "name": "Brolucizumab 6 mg",
          "type": "DRUG"
        },
        {
          "name": "Aflibercept 2 mg",
          "type": "DRUG"
        },
        {
          "name": "Sham injection",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Novartis Pharmaceuticals",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 450,
      "start_date": "2019-07-02",
      "completion_date": "2021-07-26",
      "has_results": true,
      "last_update_posted_date": "2023-01-30",
      "last_synced_at": "2026-11-04T15:03:38.999Z",
      "location_count": 26,
      "location_summary": "Phoenix, Arizona • Mountain View, California • Santa Barbara, California + 21 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Mountain View",
          "state": "California"
        },
        {
          "city": "Santa Barbara",
          "state": "California"
        },
        {
          "city": "Colorado Springs",
          "state": "Colorado"
        },
        {
          "city": "Pensacola",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03802630"
    },
    {
      "nct_id": "NCT06653400",
      "title": "Combined Ketorolac and Lidocaine Paracervical Block for Office Hysteroscopy",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE1"
      ],
      "conditions": [
        "Abnormal Uterine Bleeding",
        "Analgesia",
        "Paracervical Block"
      ],
      "interventions": [
        {
          "name": "paracervical block",
          "type": "PROCEDURE"
        },
        {
          "name": "Lidocaine",
          "type": "DRUG"
        },
        {
          "name": "ketorolac",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "Icahn School of Medicine at Mount Sinai",
      "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": 60,
      "start_date": "2026-07-01",
      "completion_date": "2027-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-10-22",
      "last_synced_at": "2026-11-04T15:03:38.999Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06653400"
    },
    {
      "nct_id": "NCT07223437",
      "title": "REVASC-PAD: REstricted VASCular Exercise for Peripheral Arterial Disease - A Feasibility Study at University of Tennessee Medical Center",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Peripheral Arterial Disease"
      ],
      "interventions": [
        {
          "name": "Blood Flow Restriction Cuff System",
          "type": "BEHAVIORAL"
        },
        {
          "name": "Low-load Resistance Training",
          "type": "BEHAVIORAL"
        },
        {
          "name": "High-load Resistance Training",
          "type": "BEHAVIORAL"
        }
      ],
      "intervention_types": [
        "BEHAVIORAL"
      ],
      "sponsor": "University of Tennessee Graduate 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": 81,
      "start_date": "2026-04-27",
      "completion_date": "2027-04-27",
      "has_results": false,
      "last_update_posted_date": "2026-11-04",
      "last_synced_at": "2026-11-04T15:03:38.999Z",
      "location_count": 1,
      "location_summary": "Knoxville, Tennessee",
      "locations": [
        {
          "city": "Knoxville",
          "state": "Tennessee"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07223437"
    },
    {
      "nct_id": "NCT06784882",
      "title": "Continuous Versus Single Injection Adductor Canal Blocks for Outpatient Total Knee Arthroplasty",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Acute Postoperative Pain",
        "Surgery"
      ],
      "interventions": [
        {
          "name": "continuous peripheral nerve block with OnQ pump",
          "type": "DEVICE"
        },
        {
          "name": "single injection nerve block",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "DRUG"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2025-06-01",
      "completion_date": "2025-12-01",
      "has_results": false,
      "last_update_posted_date": "2025-06-17",
      "last_synced_at": "2026-11-04T15:03:38.999Z",
      "location_count": 1,
      "location_summary": "La Jolla, California",
      "locations": [
        {
          "city": "La Jolla",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06784882"
    },
    {
      "nct_id": "NCT07276906",
      "title": "Comparing Intramuscular Fentanyl and Ketorolac With Nerve of Arnold (NOA) Block for Bilateral Myringotomy",
      "overall_status": "NOT_YET_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Postoperative Pain"
      ],
      "interventions": [
        {
          "name": "Fentanyl",
          "type": "DRUG"
        },
        {
          "name": "Ketorolac",
          "type": "DRUG"
        },
        {
          "name": "Nerve of Arnold Block",
          "type": "PROCEDURE"
        },
        {
          "name": "Sham Intramuscular Injection",
          "type": "PROCEDURE"
        },
        {
          "name": "Sham Nerve of Arnold Block",
          "type": "PROCEDURE"
        },
        {
          "name": "Dexmedetomidine",
          "type": "DRUG"
        },
        {
          "name": "Bupivacaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "University of South Alabama",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "6 Months",
        "maximum_age": "6 Years",
        "sex": "ALL",
        "summary": "6 Months to 6 Years"
      },
      "enrollment_count": 300,
      "start_date": "2026-01",
      "completion_date": "2026-08",
      "has_results": false,
      "last_update_posted_date": "2025-12-11",
      "last_synced_at": "2026-11-04T15:03:38.999Z",
      "location_count": 1,
      "location_summary": "Mobile, Alabama",
      "locations": [
        {
          "city": "Mobile",
          "state": "Alabama"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07276906"
    },
    {
      "nct_id": "NCT04184349",
      "title": "Truncal Ultrasound Guided Regional Anesthesia for Implantation and Revision of Automatic Implantable Cardioverter Defibrillators (AICDs) and Pacemakers in Pediatric Patients",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Analgesia After Pacemaker",
        "AICDS Implantation Pediatrics"
      ],
      "interventions": [
        {
          "name": "LA group",
          "type": "DRUG"
        },
        {
          "name": "B Group",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "0 Years to 17 Years"
      },
      "enrollment_count": 19,
      "start_date": "2020-10-01",
      "completion_date": "2022-06-09",
      "has_results": true,
      "last_update_posted_date": "2025-05-04",
      "last_synced_at": "2026-11-04T15:03:38.999Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04184349"
    }
  ]
}