{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=Ultrasound+Guided+Skin+Marking",
    "query": {
      "intervention": "Ultrasound Guided Skin Marking"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 7,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-23T14:31:34.862Z",
  "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": "NCT03815045",
      "title": "Ultrasound Guided Diagnostic Lumbar Puncture in Neurology",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Lumbar Puncture"
      ],
      "interventions": [
        {
          "name": "Landmark-based lumbar puncture",
          "type": "PROCEDURE"
        },
        {
          "name": "Ultrasound-guided lumbar puncture",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Dartmouth-Hitchcock 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": 38,
      "start_date": "2017-07-20",
      "completion_date": "2023-12-31",
      "has_results": false,
      "last_update_posted_date": "2024-01-31",
      "last_synced_at": "2026-09-23T14:31:34.862Z",
      "location_count": 1,
      "location_summary": "Lebanon, New Hampshire",
      "locations": [
        {
          "city": "Lebanon",
          "state": "New Hampshire"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03815045"
    },
    {
      "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": "2026-09-23T14:31:34.862Z",
      "location_count": 1,
      "location_summary": "Oakland, California",
      "locations": [
        {
          "city": "Oakland",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03619785"
    },
    {
      "nct_id": "NCT04828746",
      "title": "Utility of Ultrasound-Guided Site Marking in Pediatric Lumbar Punctures",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ultrasound Therapy; Complications"
      ],
      "interventions": [
        {
          "name": "Ultrasound Guided Skin Marking",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Carilion Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "Up to 17 Years"
      },
      "enrollment_count": 60,
      "start_date": "2021-03-15",
      "completion_date": "2023-03",
      "has_results": false,
      "last_update_posted_date": "2022-02-07",
      "last_synced_at": "2026-09-23T14:31:34.862Z",
      "location_count": 1,
      "location_summary": "Roanoke, Virginia",
      "locations": [
        {
          "city": "Roanoke",
          "state": "Virginia"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04828746"
    },
    {
      "nct_id": "NCT02193763",
      "title": "Bedside Ultrasound Assisted Pediatric Lumbar Puncture",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Infant/ Neonate Lumbar Puncture"
      ],
      "interventions": [
        {
          "name": "Ultrasound assisted lumbar puncture",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Wake Forest University Health Sciences",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": "12 Months",
        "sex": "ALL",
        "summary": "Up to 12 Months"
      },
      "enrollment_count": 0,
      "start_date": "2009-08",
      "completion_date": "2024-06",
      "has_results": false,
      "last_update_posted_date": "2024-10-04",
      "last_synced_at": "2026-09-23T14:31:34.862Z",
      "location_count": 1,
      "location_summary": "Oak Lawn, Illinois",
      "locations": [
        {
          "city": "Oak Lawn",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02193763"
    },
    {
      "nct_id": "NCT03302741",
      "title": "Imaging of 3D Innervation Zone Distribution in Spastic Muscles From High-density Surface EMG Recordings",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Spasticity"
      ],
      "interventions": [
        {
          "name": "Botulinum neurotoxin (BTX)",
          "type": "DRUG"
        },
        {
          "name": "Physical Therapy",
          "type": "OTHER"
        },
        {
          "name": "Standard BTX injection (ultrasound guided)",
          "type": "DEVICE"
        },
        {
          "name": "3-dimensional innervation zone (3DIZ) guided injection",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER",
        "DEVICE"
      ],
      "sponsor": "The University of Texas Health Science Center, Houston",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "21 Years to 75 Years"
      },
      "enrollment_count": 17,
      "start_date": "2017-11-21",
      "completion_date": "2019-11-18",
      "has_results": true,
      "last_update_posted_date": "2020-11-05",
      "last_synced_at": "2026-09-23T14:31:34.862Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03302741"
    },
    {
      "nct_id": "NCT04751045",
      "title": "Comparison and Outcomes of Endoscopic Ultrasound Liver Biopsies Versus Percutaneous Liver Biopsies",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Chronic Liver Disease"
      ],
      "interventions": [
        {
          "name": "EUS liver biopsy",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Missouri-Columbia",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 78,
      "start_date": "2020-10-25",
      "completion_date": "2021-10-01",
      "has_results": false,
      "last_update_posted_date": "2021-12-09",
      "last_synced_at": "2026-09-23T14:31:34.862Z",
      "location_count": 1,
      "location_summary": "Columbia, Missouri",
      "locations": [
        {
          "city": "Columbia",
          "state": "Missouri"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04751045"
    },
    {
      "nct_id": "NCT01605929",
      "title": "Clinical Evaluation of the Ultrasound-Guided Retroclavicular Brachial Plexus Block",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Anesthesia",
        "Upper Extremity Injury"
      ],
      "interventions": [
        {
          "name": "Retroclavicular Brachial Plexus Block and Catheter Insertion",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Brigham and Women's Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "18 Years to 100 Years"
      },
      "enrollment_count": 0,
      "start_date": "2012-07",
      "completion_date": "2013-09",
      "has_results": false,
      "last_update_posted_date": "2015-12-07",
      "last_synced_at": "2026-09-23T14:31:34.862Z",
      "location_count": 1,
      "location_summary": "Boston, Massachusetts",
      "locations": [
        {
          "city": "Boston",
          "state": "Massachusetts"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01605929"
    }
  ]
}