{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Block+performed&page=6",
    "query": {
      "intervention": "Block performed",
      "page": 6
    },
    "page_size": 10
  },
  "pagination": {
    "page": 6,
    "page_size": 10,
    "total_count": 553,
    "total_pages": 56,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Block+performed&page=7&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Block+performed&page=5&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-31T06:28:19.699Z",
  "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": "NCT04918693",
      "title": "A Study to Evaluate the Performance and Potential Benefits of an Assistive Artificial Intelligence Device ScanNav Anatomy Peripheral Nerve Block - US V1.0 for Ultrasound-guided Regional Anesthesia",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Ultrasound Imaging of Anatomical Structures"
      ],
      "interventions": [
        {
          "name": "Ultrasound scanning",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "IntelligentUltrasound Limited",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 34,
      "start_date": "2021-05-16",
      "completion_date": "2021-11-30",
      "has_results": false,
      "last_update_posted_date": "2022-04-01",
      "last_synced_at": "2026-10-31T06:28:19.699Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04918693"
    },
    {
      "nct_id": "NCT03805308",
      "title": "The TESLA Trial: Thrombectomy for Emergent Salvage of Large Anterior Circulation Ischemic Stroke",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ischemic Stroke"
      ],
      "interventions": [
        {
          "name": "Intra-arterial Therapy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Mercy Health Ohio",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "85 Years",
        "sex": "ALL",
        "summary": "18 Years to 85 Years"
      },
      "enrollment_count": 300,
      "start_date": "2019-07-16",
      "completion_date": "2023-11-18",
      "has_results": false,
      "last_update_posted_date": "2024-04-23",
      "last_synced_at": "2026-10-31T06:28:19.699Z",
      "location_count": 43,
      "location_summary": "Little Rock, Arkansas • Los Angeles, California • Pomona, California + 39 more",
      "locations": [
        {
          "city": "Little Rock",
          "state": "Arkansas"
        },
        {
          "city": "Los Angeles",
          "state": "California"
        },
        {
          "city": "Pomona",
          "state": "California"
        },
        {
          "city": "Sacramento",
          "state": "California"
        },
        {
          "city": "San Francisco",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03805308"
    },
    {
      "nct_id": "NCT00048984",
      "title": "Diagnostic Study of Tumor Characteristics in Patients With Ewing's Sarcoma",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Localized Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor",
        "Metastatic Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor",
        "Recurrent Ewing Sarcoma/Peripheral Primitive Neuroectodermal Tumor"
      ],
      "interventions": [
        {
          "name": "laboratory biomarker analysis",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Children's Oncology Group",
      "sponsor_class": "NETWORK",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "50 Years",
        "sex": "ALL",
        "summary": "Up to 50 Years"
      },
      "enrollment_count": 637,
      "start_date": "2003-01",
      "completion_date": null,
      "has_results": false,
      "last_update_posted_date": "2013-06-24",
      "last_synced_at": "2026-10-31T06:28:19.699Z",
      "location_count": 1,
      "location_summary": "Arcadia, California",
      "locations": [
        {
          "city": "Arcadia",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00048984"
    },
    {
      "nct_id": "NCT03757689",
      "title": "Neoadjuvant PD-1 Blockade in Patients With Stage IIB/C Melanoma",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Melanoma"
      ],
      "interventions": [
        {
          "name": "Pembrolizumab",
          "type": "DRUG"
        },
        {
          "name": "Wide Excision and Sentinel Lymph Node (SLN) Biopsy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Abramson Cancer Center at Penn Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 86,
      "start_date": "2019-05-06",
      "completion_date": "2027-02-01",
      "has_results": false,
      "last_update_posted_date": "2026-10-09",
      "last_synced_at": "2026-10-31T06:28:19.699Z",
      "location_count": 3,
      "location_summary": "Louisville, Kentucky • Philadelphia, Pennsylvania • Houston, Texas",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        },
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        },
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03757689"
    },
    {
      "nct_id": "NCT06496035",
      "title": "Blood Flow Restriction Training in Patients With Lower Extremity Fractures",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Tibial Fractures",
        "Lower Extremity Fracture"
      ],
      "interventions": [
        {
          "name": "Blood Flow Restriction with low load exercise",
          "type": "DEVICE"
        },
        {
          "name": "Therapeutic Exercise",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DEVICE",
        "OTHER"
      ],
      "sponsor": "Denver Health and Hospital Authority",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 40,
      "start_date": "2024-11-01",
      "completion_date": "2026-05-31",
      "has_results": false,
      "last_update_posted_date": "2025-11-21",
      "last_synced_at": "2026-10-31T06:28:19.699Z",
      "location_count": 1,
      "location_summary": "Denver, Colorado",
      "locations": [
        {
          "city": "Denver",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06496035"
    },
    {
      "nct_id": "NCT02851290",
      "title": "Effect of Caudal and Penile Block on Hypospadias Repair Complications",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hypospadias"
      ],
      "interventions": [
        {
          "name": "Caudal block anesthesia",
          "type": "PROCEDURE"
        },
        {
          "name": "Dorsal penile nerve block anesthesia",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Baylor College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Months",
        "maximum_age": "4 Years",
        "sex": "MALE",
        "summary": "4 Months to 4 Years · Male only"
      },
      "enrollment_count": 66,
      "start_date": "2016-07",
      "completion_date": "2023-05-19",
      "has_results": false,
      "last_update_posted_date": "2023-05-22",
      "last_synced_at": "2026-10-31T06:28:19.699Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02851290"
    },
    {
      "nct_id": "NCT03557125",
      "title": "Quadratus Lumborum Block for Analgesia Following Hip Arthroscopy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Surgery"
      ],
      "interventions": [
        {
          "name": "QL Block",
          "type": "OTHER"
        },
        {
          "name": "Saline Skin Wheel",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Medical University of South Carolina",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 46,
      "start_date": "2018-05-22",
      "completion_date": "2020-03-14",
      "has_results": true,
      "last_update_posted_date": "2021-02-02",
      "last_synced_at": "2026-10-31T06:28:19.699Z",
      "location_count": 1,
      "location_summary": "Charleston, South Carolina",
      "locations": [
        {
          "city": "Charleston",
          "state": "South Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03557125"
    },
    {
      "nct_id": "NCT01566890",
      "title": "Microvascular Blood Flow in Sickle Cell Anemia",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sickle Cell Disease",
        "Sickle Cell Anemia"
      ],
      "interventions": [
        {
          "name": "regadenoson infusion with contrast-enhanced ultrasound",
          "type": "DRUG"
        },
        {
          "name": "contrast-enhanced ultrasound",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "PROCEDURE"
      ],
      "sponsor": "Versiti Blood Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 91,
      "start_date": "2012-07",
      "completion_date": "2020-11-16",
      "has_results": true,
      "last_update_posted_date": "2024-06-26",
      "last_synced_at": "2026-10-31T06:28:19.699Z",
      "location_count": 2,
      "location_summary": "Chicago, Illinois • Milwaukee, Wisconsin",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Milwaukee",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01566890"
    },
    {
      "nct_id": "NCT01015053",
      "title": "Postoperative Pain After Pediatric Umbilical Hernia Repair",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pediatric Postoperative Pain"
      ],
      "interventions": [
        {
          "name": "bilateral ultrasound-guided rectus sheath block",
          "type": "PROCEDURE"
        },
        {
          "name": "Wound infiltration",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Boston Children's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Years",
        "maximum_age": "12 Years",
        "sex": "ALL",
        "summary": "3 Years to 12 Years"
      },
      "enrollment_count": 53,
      "start_date": "2009-11",
      "completion_date": "2011-11",
      "has_results": false,
      "last_update_posted_date": "2017-09-15",
      "last_synced_at": "2026-10-31T06:28:19.699Z",
      "location_count": 2,
      "location_summary": "Boston, Massachusetts • Waltham, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        },
        {
          "city": "Waltham",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01015053"
    },
    {
      "nct_id": "NCT03737292",
      "title": "Liposomal Bupivacaine Versus Plain Bupivacaine After Intercostal Injections For Pain Management After Thoracoscopy",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pain, Postoperative",
        "Pharmacokinetics"
      ],
      "interventions": [
        {
          "name": "Exparel",
          "type": "DRUG"
        },
        {
          "name": "Bupivacaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Milton S. Hershey 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": 40,
      "start_date": "2019-04-09",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-06-12",
      "last_synced_at": "2026-10-31T06:28:19.699Z",
      "location_count": 1,
      "location_summary": "Hershey, Pennsylvania",
      "locations": [
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03737292"
    }
  ]
}