{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ultrasound+guided+nerve+block",
    "query": {
      "intervention": "Ultrasound guided nerve block"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 157,
    "total_pages": 16,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ultrasound+guided+nerve+block&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-19T02:42:12.420Z",
  "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": "NCT01554722",
      "title": "Needle Nerve Contact in Ultrasound Guided Femoral Block",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Peripheral Nerve Injury"
      ],
      "interventions": [
        {
          "name": "Needle placement",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Hospital Clinic of Barcelona",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 44,
      "start_date": "2011-11",
      "completion_date": "2012-03",
      "has_results": false,
      "last_update_posted_date": "2012-03-15",
      "last_synced_at": "2026-09-19T02:42:12.420Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01554722"
    },
    {
      "nct_id": "NCT01586806",
      "title": "Comparing Subsartorial Saphenous Nerve Blocks With and Without Dexamethasone for Anterior Cruciate Ligament Reconstruction",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Anterior Cruciate Ligament Reconstruction",
        "Regional Anesthesia, Saphenous Nerve Block"
      ],
      "interventions": [
        {
          "name": "Bupivacaine Only",
          "type": "DRUG"
        },
        {
          "name": "Bupivacaine with 1 mg of Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "Bupivacaine with 4 mg of Dexamethasone",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hospital for Special Surgery, New York",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "16 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "16 Years to 65 Years"
      },
      "enrollment_count": 195,
      "start_date": "2012-07",
      "completion_date": "2014-12",
      "has_results": true,
      "last_update_posted_date": "2016-11-28",
      "last_synced_at": "2026-09-19T02:42:12.420Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01586806"
    },
    {
      "nct_id": "NCT03195413",
      "title": "Early Ultrasound-guided Nerve Block for Painful Hand Injuries in the Emergency Department",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hand Injuries",
        "Hand Injuries and Disorders"
      ],
      "interventions": [
        {
          "name": "Ultrasound-guided forearm nerve block",
          "type": "PROCEDURE"
        },
        {
          "name": "1:1 volume measured solution of: 1% lidocaine without epinephrine and 0.5% bupivacaine without epinephrine",
          "type": "DRUG"
        },
        {
          "name": "Bedside ultrasound machine",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "University of Washington",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 15,
      "start_date": "2017-07-01",
      "completion_date": "2018-07-10",
      "has_results": false,
      "last_update_posted_date": "2018-10-24",
      "last_synced_at": "2026-09-19T02:42:12.420Z",
      "location_count": 1,
      "location_summary": "Seattle, Washington",
      "locations": [
        {
          "city": "Seattle",
          "state": "Washington"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03195413"
    },
    {
      "nct_id": "NCT04209504",
      "title": "Evaluating Hemidiaphragmatic Paralysis With Prolonged Neural Blockade From an Interscalene Brachial Plexus Block",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Shoulder Surgery",
        "Shoulder Pain",
        "Shoulder Injuries",
        "Shoulder Arthritis",
        "Shoulder Disease",
        "Rotator Cuff Tears",
        "Rotator Cuff Injuries",
        "Rotator Cuff Arthropathy of Left Shoulder",
        "Rotator Cuff Arthropathy of Right Shoulder",
        "Rotator Cuff Repair"
      ],
      "interventions": [
        {
          "name": "Ultrasound",
          "type": "DIAGNOSTIC_TEST"
        },
        {
          "name": "Ropivacaine",
          "type": "DRUG"
        },
        {
          "name": "Bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "MediPines AGM100 Advanced Respiratory Monitoring System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DIAGNOSTIC_TEST",
        "DRUG",
        "DEVICE"
      ],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 60,
      "start_date": "2021-10-12",
      "completion_date": "2026-08-31",
      "has_results": false,
      "last_update_posted_date": "2025-10-01",
      "last_synced_at": "2026-09-19T02:42:12.420Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04209504"
    },
    {
      "nct_id": "NCT00992108",
      "title": "Efficacy of Botulinum Toxin Versus Lidocaine in Treating Masticatory Myofascial Face Pain Using Ultrasound and EMG Guided Techniques",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Face Pain"
      ],
      "interventions": [
        {
          "name": "lidocaine",
          "type": "DRUG"
        },
        {
          "name": "chemodenervation",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "65 Years",
        "sex": "ALL",
        "summary": "18 Years to 65 Years"
      },
      "enrollment_count": 17,
      "start_date": "2009-10",
      "completion_date": "2010-10",
      "has_results": true,
      "last_update_posted_date": "2016-12-29",
      "last_synced_at": "2026-09-19T02:42:12.420Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00992108"
    },
    {
      "nct_id": "NCT04508504",
      "title": "PENG Block for Arthroscopic Hip Surgery",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Postoperative Pain",
        "Hip Arthroscopy"
      ],
      "interventions": [
        {
          "name": "Preop PENG block",
          "type": "PROCEDURE"
        },
        {
          "name": "Placebo block",
          "type": "PROCEDURE"
        },
        {
          "name": "Ropivacaine 0.5% Injectable Solution",
          "type": "DRUG"
        },
        {
          "name": "Normal Saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DRUG"
      ],
      "sponsor": "University of Virginia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 70,
      "start_date": "2020-12-01",
      "completion_date": "2022-02-08",
      "has_results": false,
      "last_update_posted_date": "2022-03-25",
      "last_synced_at": "2026-09-19T02:42:12.420Z",
      "location_count": 1,
      "location_summary": "Charlottesville, Virginia",
      "locations": [
        {
          "city": "Charlottesville",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04508504"
    },
    {
      "nct_id": "NCT01547637",
      "title": "Preventing the Obturator Nerve Reflex",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Bladder Injury"
      ],
      "interventions": [
        {
          "name": "Obturator nerve block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Milton S. Hershey Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "35 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "35 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2012-05",
      "completion_date": "2017-08",
      "has_results": false,
      "last_update_posted_date": "2018-05-31",
      "last_synced_at": "2026-09-19T02:42:12.420Z",
      "location_count": 1,
      "location_summary": "Hershey, Pennsylvania",
      "locations": [
        {
          "city": "Hershey",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01547637"
    },
    {
      "nct_id": "NCT05425979",
      "title": "Mepivacaine Versus Bupivacaine Onset Time in Ultrasound-guided Ankle Blocks",
      "overall_status": "ENROLLING_BY_INVITATION",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Ankle Block",
        "Foot Surgery"
      ],
      "interventions": [
        {
          "name": "Mepivacaine",
          "type": "DRUG"
        },
        {
          "name": "Bupivacaine",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 50,
      "start_date": "2024-03-11",
      "completion_date": "2027-03-30",
      "has_results": false,
      "last_update_posted_date": "2026-09-18",
      "last_synced_at": "2026-09-19T02:42:12.420Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05425979"
    },
    {
      "nct_id": "NCT01690663",
      "title": "Dose Response Study of Dexamethasone in Combination With Bupivacaine 0.25%",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Post Surgical Pain"
      ],
      "interventions": [
        {
          "name": "Bupivacaine 0.25%",
          "type": "DRUG"
        },
        {
          "name": "Dexamethasone",
          "type": "DRUG"
        },
        {
          "name": "normal saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "70 Years",
        "sex": "ALL",
        "summary": "18 Years to 70 Years"
      },
      "enrollment_count": 89,
      "start_date": "2012-09",
      "completion_date": "2015-02",
      "has_results": true,
      "last_update_posted_date": "2017-05-04",
      "last_synced_at": "2026-09-19T02:42:12.420Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01690663"
    },
    {
      "nct_id": "NCT03619785",
      "title": "US-guided SAPB for Rib Fractures in the ED",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Rib Fractures",
        "Rib Fracture Multiple"
      ],
      "interventions": [
        {
          "name": "Bupivacaine",
          "type": "DRUG"
        },
        {
          "name": "Fentanyl, morphine, hydromorphone, hydrocodone, acetaminophen, ketorolac, gabapentin, ketamine, ibuprofen",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Andrew A Herring",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 70,
      "start_date": "2018-11-06",
      "completion_date": "2019-08-31",
      "has_results": false,
      "last_update_posted_date": "2018-12-19",
      "last_synced_at": "2026-09-19T02:42:12.420Z",
      "location_count": 1,
      "location_summary": "Oakland, California",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03619785"
    }
  ]
}