{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=22-Gauge+Needle",
    "query": {
      "intervention": "22-Gauge Needle"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 81,
    "total_pages": 9,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=22-Gauge+Needle&page=2&page_size=10",
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-21T05:59:15.177Z",
  "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": "NCT01598194",
      "title": "Comparison of a Novel 22-gauge Core Biopsy Needle",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Solid Pancreatic Mass Lesions",
        "Malignant Neoplasm of Pancreas"
      ],
      "interventions": [
        {
          "name": "Novel 22-gauge Core Biopsy Needle + Standard Biopsy Needle",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "M.D. Anderson Cancer Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 60,
      "start_date": "2012-01-30",
      "completion_date": "2017-07-06",
      "has_results": true,
      "last_update_posted_date": "2018-12-27",
      "last_synced_at": "2026-09-21T05:59:15.177Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01598194"
    },
    {
      "nct_id": "NCT01936467",
      "title": "Comparison of Two Needle Aspiration Techniques for Endoscopic Ultrasound-guided Fine Needle Aspiration (EUS-FNA) in Solid Pancreatic Lesions",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE3"
      ],
      "conditions": [
        "Pancreatic Solid Lesions",
        "Pancreatic Mass"
      ],
      "interventions": [
        {
          "name": "Standard technique EUS-FNA",
          "type": "DEVICE"
        },
        {
          "name": "Capillary suction technique for EUS FNA",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Johns Hopkins University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "90 Years",
        "sex": "ALL",
        "summary": "18 Years to 90 Years"
      },
      "enrollment_count": 121,
      "start_date": "2013-01",
      "completion_date": "2015-01",
      "has_results": true,
      "last_update_posted_date": "2017-04-13",
      "last_synced_at": "2026-09-21T05:59:15.177Z",
      "location_count": 2,
      "location_summary": "Baltimore, Maryland • Columbia, Maryland",
      "locations": [
        {
          "city": "Baltimore",
          "state": "Maryland"
        },
        {
          "city": "Columbia",
          "state": "Maryland"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01936467"
    },
    {
      "nct_id": "NCT03152487",
      "title": "Trial Comparing EUS-guided Radiofrequency Ablation vs. EUS-guided Celiac Plexus Neurolysis",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pancreatic Carcinoma Metastatic",
        "Pancreatic Adenocarcinoma",
        "Pancreatic Neoplasms",
        "Pancreatic Cancer",
        "Pancreatic Cancer, Adult"
      ],
      "interventions": [
        {
          "name": "Celiac Plexus Neurolysis",
          "type": "OTHER"
        },
        {
          "name": "Radiofrequency Ablation",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "AdventHealth",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 28,
      "start_date": "2017-04-24",
      "completion_date": "2018-08-01",
      "has_results": false,
      "last_update_posted_date": "2019-02-11",
      "last_synced_at": "2026-09-21T05:59:15.177Z",
      "location_count": 1,
      "location_summary": "Orlando, Florida",
      "locations": [
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03152487"
    },
    {
      "nct_id": "NCT06644261",
      "title": "Transvaginal Versus Fluoroscopy-guided Trans Gluteal Pudendal Nerve Block for Pudendal Neuralgia",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Pudendal Neuralgia",
        "Chronic Pelvic Pain Syndrome"
      ],
      "interventions": [
        {
          "name": "Bupivacaine injection",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Louisville",
      "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": 40,
      "start_date": "2024-06-27",
      "completion_date": "2029-07-01",
      "has_results": false,
      "last_update_posted_date": "2024-12-18",
      "last_synced_at": "2026-09-21T05:59:15.177Z",
      "location_count": 1,
      "location_summary": "Louisville, Kentucky",
      "locations": [
        {
          "city": "Louisville",
          "state": "Kentucky"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06644261"
    },
    {
      "nct_id": "NCT03307811",
      "title": "Endoscopic Ultrasound Guided Liver Biopsy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Hepatic Cancer",
        "Hepatic Neoplasm",
        "Hepatic Carcinoma"
      ],
      "interventions": [
        {
          "name": "22 gauge needle liver biopsy",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "AdventHealth",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2017-08-01",
      "completion_date": "2018-10-01",
      "has_results": false,
      "last_update_posted_date": "2019-02-11",
      "last_synced_at": "2026-09-21T05:59:15.177Z",
      "location_count": 1,
      "location_summary": "Orlando, Florida",
      "locations": [
        {
          "city": "Orlando",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03307811"
    },
    {
      "nct_id": "NCT03491761",
      "title": "Intra-articular Platelet-Rich Plasma Compared With Viscosupplementation in the Treatment of Knee Osteoarthritis",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Knee Osteoarthritis"
      ],
      "interventions": [
        {
          "name": "PRP Treatment",
          "type": "BIOLOGICAL"
        },
        {
          "name": "HA Treatment",
          "type": "BIOLOGICAL"
        }
      ],
      "intervention_types": [
        "BIOLOGICAL"
      ],
      "sponsor": "Endeavor Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "18 Years to 75 Years"
      },
      "enrollment_count": 100,
      "start_date": "2018-06-13",
      "completion_date": "2027-12",
      "has_results": false,
      "last_update_posted_date": "2024-02-28",
      "last_synced_at": "2026-09-21T05:59:15.177Z",
      "location_count": 1,
      "location_summary": "Skokie, Illinois",
      "locations": [
        {
          "city": "Skokie",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03491761"
    },
    {
      "nct_id": "NCT02352519",
      "title": "A Comparison of UGBRS Block and Local Infiltration",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Appendicitis"
      ],
      "interventions": [
        {
          "name": "UGBRSB",
          "type": "PROCEDURE"
        },
        {
          "name": "Local Infiltration",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "Baylor College of Medicine",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "6 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "6 Years to 17 Years"
      },
      "enrollment_count": 50,
      "start_date": "2011-04",
      "completion_date": "2015-06",
      "has_results": false,
      "last_update_posted_date": "2015-07-21",
      "last_synced_at": "2026-09-21T05:59:15.177Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02352519"
    },
    {
      "nct_id": "NCT04350307",
      "title": "Comparison of Intravascular Uptake and Pain Perception During Epidural Injection Using 22 Gauge vs 25 Gauge Needle",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Pain",
        "Needle Injury"
      ],
      "interventions": [
        {
          "name": "22-gauge needle",
          "type": "DEVICE"
        },
        {
          "name": "25-gauge needle",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Yale University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 162,
      "start_date": "2018-02-01",
      "completion_date": "2019-09-30",
      "has_results": true,
      "last_update_posted_date": "2020-07-20",
      "last_synced_at": "2026-09-21T05:59:15.177Z",
      "location_count": 1,
      "location_summary": "New Haven, Connecticut",
      "locations": [
        {
          "city": "New Haven",
          "state": "Connecticut"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04350307"
    },
    {
      "nct_id": "NCT01421641",
      "title": "Tenaculum Pain Control Study",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Cervical Pain",
        "Pelvic Pain"
      ],
      "interventions": [
        {
          "name": "Intracervical Lidocaine Injection",
          "type": "DRUG"
        },
        {
          "name": "Topical Lidocaine Gel",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Oregon Health and Science University",
      "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": 74,
      "start_date": "2011-09",
      "completion_date": "2012-05",
      "has_results": true,
      "last_update_posted_date": "2014-04-21",
      "last_synced_at": "2026-09-21T05:59:15.177Z",
      "location_count": 1,
      "location_summary": "Portland, Oregon",
      "locations": [
        {
          "city": "Portland",
          "state": "Oregon"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01421641"
    },
    {
      "nct_id": "NCT04074226",
      "title": "ESP vs QL for Total Abdominal Hysterectomy",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Postoperative Pain"
      ],
      "interventions": [
        {
          "name": "Erector Spinae Plane block",
          "type": "PROCEDURE"
        },
        {
          "name": "Quadratus Lumborum Block",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "FEMALE",
        "summary": "18 Years to 80 Years · Female only"
      },
      "enrollment_count": 17,
      "start_date": "2021-03-20",
      "completion_date": "2023-03-21",
      "has_results": false,
      "last_update_posted_date": "2023-04-04",
      "last_synced_at": "2026-09-21T05:59:15.177Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04074226"
    }
  ]
}