{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Ureteral+Stent+Occlusion",
    "query": {
      "condition": "Ureteral Stent Occlusion"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 9,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-07-23T16:59:56.412Z",
  "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": "NCT02744430",
      "title": "Mirabegron as Medical Expulsive Therapy (MET) for Ureteral Stones and Ureteral Stent Pain",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Ureteral Obstruction",
        "Flank Pain"
      ],
      "interventions": [
        {
          "name": "Mirabegron",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Baylor College of Medicine",
      "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": 33,
      "start_date": "2017-07-22",
      "completion_date": "2019-10-31",
      "has_results": true,
      "last_update_posted_date": "2022-04-26",
      "last_synced_at": "2026-07-23T16:59:56.412Z",
      "location_count": 1,
      "location_summary": "Houston, Texas",
      "locations": [
        {
          "city": "Houston",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02744430"
    },
    {
      "nct_id": "NCT02140970",
      "title": "Randomized Trial of NSAID vs Placebo Prior to Ureteral Stent Removal",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Disorder of Urinary Stent",
        "Ureteral Spasm",
        "Ureteropelvic Junction Obstruction",
        "Urolithiasis"
      ],
      "interventions": [
        {
          "name": "Ibuprofen",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Colorado, Denver",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "4 Years",
        "maximum_age": "17 Years",
        "sex": "ALL",
        "summary": "4 Years to 17 Years"
      },
      "enrollment_count": 51,
      "start_date": "2014-05",
      "completion_date": "2020-01-11",
      "has_results": true,
      "last_update_posted_date": "2021-04-26",
      "last_synced_at": "2026-07-23T16:59:56.412Z",
      "location_count": 1,
      "location_summary": "Aurora, Colorado",
      "locations": [
        {
          "city": "Aurora",
          "state": "Colorado"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02140970"
    },
    {
      "nct_id": "NCT01310582",
      "title": "Recovery Following Desflurane Versus Sevoflurane for Outpatient Urologic Surgery in Elderly Females",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Ureteral Stent Occlusion",
        "Exposure Laser",
        "Ureterostomy; Functional Disturbance",
        "Vaginal Diseases",
        "Injury of Bladder",
        "Excessive Repair",
        "Calculi"
      ],
      "interventions": [
        {
          "name": "Desflurane",
          "type": "DRUG"
        },
        {
          "name": "Sevoflurane",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "Hahnemann University Hospital",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "60 Years",
        "maximum_age": "85 Years",
        "sex": "FEMALE",
        "summary": "60 Years to 85 Years · Female only"
      },
      "enrollment_count": 57,
      "start_date": "2011-05",
      "completion_date": "2013-08",
      "has_results": true,
      "last_update_posted_date": "2013-12-24",
      "last_synced_at": "2026-07-23T16:59:56.412Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01310582"
    },
    {
      "nct_id": "NCT05640115",
      "title": "Obstruction of Malignancy: Percutaneous Renal vs Endoscopic Stent",
      "overall_status": "WITHDRAWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "EARLY_PHASE1"
      ],
      "conditions": [
        "Cancer",
        "Urinary Obstruction",
        "Malignancy",
        "Urinary Dysfunction",
        "Ureter Obstruction",
        "Ureter Injury"
      ],
      "interventions": [
        {
          "name": "Ureteral Stent",
          "type": "DEVICE"
        },
        {
          "name": "Percutaneous Nephrostomy Tube Placement",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "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": 0,
      "start_date": "2023-09-22",
      "completion_date": "2024-08-21",
      "has_results": false,
      "last_update_posted_date": "2024-12-19",
      "last_synced_at": "2026-07-23T16:59:56.412Z",
      "location_count": 1,
      "location_summary": "Chicago, Illinois",
      "locations": [
        {
          "city": "Chicago",
          "state": "Illinois"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05640115"
    },
    {
      "nct_id": "NCT02713633",
      "title": "Indwelling Double-J Ureteral Stent Versus Externalized Modified-Salle Stent for Pyeloplasty",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ureteropelvic Junction Obstruction"
      ],
      "interventions": [
        {
          "name": "internal Double-J stents",
          "type": "OTHER"
        },
        {
          "name": "External Stent",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Rajeev Chaudhry",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "3 Months",
        "maximum_age": "20 Years",
        "sex": "ALL",
        "summary": "3 Months to 20 Years"
      },
      "enrollment_count": 5,
      "start_date": "2016-01",
      "completion_date": "2017-11",
      "has_results": false,
      "last_update_posted_date": "2018-04-11",
      "last_synced_at": "2026-07-23T16:59:56.412Z",
      "location_count": 1,
      "location_summary": "Pittsburgh, Pennsylvania",
      "locations": [
        {
          "city": "Pittsburgh",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02713633"
    },
    {
      "nct_id": "NCT00166361",
      "title": "Drainage of Malignant Extrinsic Ureteral Obstruction Using the Memokath Ureteral Stent",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ureteral Obstruction"
      ],
      "interventions": [
        {
          "name": "Memokath 051 Ureteral Stent",
          "type": "DEVICE"
        },
        {
          "name": "JJ Stent",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "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": 29,
      "start_date": "2004-02",
      "completion_date": "2008-11",
      "has_results": true,
      "last_update_posted_date": "2014-07-18",
      "last_synced_at": "2026-07-23T16:59:56.412Z",
      "location_count": 1,
      "location_summary": "Rochester, Minnesota",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00166361"
    },
    {
      "nct_id": "NCT01741454",
      "title": "Treatment of Symptoms After Stent Placement for Urinary Tract Obstruction",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Ureteral Obstruction"
      ],
      "interventions": [
        {
          "name": "Tamsulosin",
          "type": "DRUG"
        },
        {
          "name": "Tolterodine ER",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Wisconsin, Madison",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 181,
      "start_date": "2012-11",
      "completion_date": "2018-03-30",
      "has_results": true,
      "last_update_posted_date": "2019-07-10",
      "last_synced_at": "2026-07-23T16:59:56.412Z",
      "location_count": 1,
      "location_summary": "Madison, Wisconsin",
      "locations": [
        {
          "city": "Madison",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01741454"
    },
    {
      "nct_id": "NCT04197583",
      "title": "Double-J PLUS Postmarket Registry Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Ureter Obstruction"
      ],
      "interventions": [
        {
          "name": "Boston Scientific Ureteral Stents, Urinary Diversion Stent",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Boston Scientific Corporation",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 379,
      "start_date": "2020-02-19",
      "completion_date": "2023-02-22",
      "has_results": true,
      "last_update_posted_date": "2026-03-03",
      "last_synced_at": "2026-07-23T16:59:56.412Z",
      "location_count": 7,
      "location_summary": "Phoenix, Arizona • Chicago, Illinois • Glenview, Illinois + 4 more",
      "locations": [
        {
          "city": "Phoenix",
          "state": "Arizona"
        },
        {
          "city": "Chicago",
          "state": "Illinois"
        },
        {
          "city": "Glenview",
          "state": "Illinois"
        },
        {
          "city": "Indianapolis",
          "state": "Indiana"
        },
        {
          "city": "Kansas City",
          "state": "Kansas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04197583"
    },
    {
      "nct_id": "NCT03266770",
      "title": "The RELIEF™ Ureteral Stent - Assessment of Retrograde Urinary Reflux and Distal Coil Bladder Position",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Ureteral Obstruction"
      ],
      "interventions": [
        {
          "name": "RELIEF Stent",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University Hospitals Cleveland 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": 24,
      "start_date": "2021-06-15",
      "completion_date": "2022-12-12",
      "has_results": true,
      "last_update_posted_date": "2024-02-01",
      "last_synced_at": "2026-07-23T16:59:56.412Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03266770"
    }
  ]
}