{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Kidney+Calculi&page=6",
    "query": {
      "condition": "Kidney Calculi",
      "page": 6
    },
    "page_size": 10
  },
  "pagination": {
    "page": 6,
    "page_size": 10,
    "total_count": 254,
    "total_pages": 26,
    "next_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Kidney+Calculi&page=7&page_size=10",
    "previous_page_url": "https://clinicaltrialsfind.com/api/v1/search.json?condition=Kidney+Calculi&page=5&page_size=10"
  },
  "source": "remote",
  "last_synced_at": "2026-10-21T13:06:04.822Z",
  "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": "NCT05350423",
      "title": "Trial Assessing Renal Damage During Ureteroscopy",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nephrolithiasis"
      ],
      "interventions": [
        {
          "name": "Thulium Fibre Laser",
          "type": "DEVICE"
        },
        {
          "name": "Holmium:Yttrium-Aluminum-Garnet",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Icahn School of Medicine at Mount Sinai",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 108,
      "start_date": "2021-10-22",
      "completion_date": "2022-11-28",
      "has_results": true,
      "last_update_posted_date": "2023-12-07",
      "last_synced_at": "2026-10-21T13:06:04.822Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05350423"
    },
    {
      "nct_id": "NCT04112160",
      "title": "Prospective Randomized Controlled Trial for Pain Relief After Office Ureteral Stent Removal",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE2"
      ],
      "conditions": [
        "Pain",
        "Urinary Stone",
        "Urinary Calculi"
      ],
      "interventions": [
        {
          "name": "Ketorolac",
          "type": "DRUG"
        },
        {
          "name": "normal saline",
          "type": "DRUG"
        }
      ],
      "intervention_types": [
        "DRUG"
      ],
      "sponsor": "University of Texas Southwestern Medical Center",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "79 Years",
        "sex": "ALL",
        "summary": "18 Years to 79 Years"
      },
      "enrollment_count": 125,
      "start_date": "2018-06-28",
      "completion_date": "2019-08-30",
      "has_results": true,
      "last_update_posted_date": "2024-01-10",
      "last_synced_at": "2026-10-21T13:06:04.822Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04112160"
    },
    {
      "nct_id": "NCT00588562",
      "title": "Rare Kidney Stone Consortium Patient Registry",
      "overall_status": "RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Primary Hyperoxaluria",
        "Dent Disease",
        "Cystinuria",
        "APRT Deficiency"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Mayo Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "0 Years",
        "maximum_age": "100 Years",
        "sex": "ALL",
        "summary": "0 Years to 100 Years"
      },
      "enrollment_count": 730,
      "start_date": "2003-07",
      "completion_date": "2028-06",
      "has_results": false,
      "last_update_posted_date": "2026-07-10",
      "last_synced_at": "2026-10-21T13:06:04.822Z",
      "location_count": 3,
      "location_summary": "Rochester, Minnesota • New York, New York",
      "locations": [
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "Rochester",
          "state": "Minnesota"
        },
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00588562"
    },
    {
      "nct_id": "NCT02831556",
      "title": "Point of Care 3D Ultrasound for Various Applications: A Pilot Study",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Appendicitis",
        "Evidence of Cholecystectomy",
        "Gallstones",
        "Pregnancy, Ectopic",
        "Aortic Aneurysm",
        "Kidney Stones",
        "Intrauterine Pregnancy",
        "Diverticulitis",
        "Abdominal Injuries",
        "Tumors",
        "Pancreatitis",
        "Digestive System Diseases",
        "Gastrointestinal Diseases",
        "Intraabdominal Infections",
        "Intestinal Diseases",
        "Pregnancy",
        "Vascular Disease",
        "Uterine Fibroids",
        "Ovarian Cysts",
        "Uterine Abnominalies",
        "Bladder Abnominalies",
        "Testicular Abnominalies",
        "Polyps"
      ],
      "interventions": [],
      "intervention_types": [],
      "sponsor": "Duke University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 174,
      "start_date": "2016-07",
      "completion_date": "2022-08-31",
      "has_results": false,
      "last_update_posted_date": "2024-05-21",
      "last_synced_at": "2026-10-21T13:06:04.822Z",
      "location_count": 1,
      "location_summary": "Durham, North Carolina",
      "locations": [
        {
          "city": "Durham",
          "state": "North Carolina"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02831556"
    },
    {
      "nct_id": "NCT07619456",
      "title": "Intrarenal Pressure in Suctioning vs. Non-suctioning Sheaths",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Nephrolithiasis"
      ],
      "interventions": [
        {
          "name": "Suctioning-UAS",
          "type": "DEVICE"
        },
        {
          "name": "Non-suctioning-UAS",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Icahn School of Medicine at Mount Sinai",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 21,
      "start_date": "2025-04-03",
      "completion_date": "2025-12-05",
      "has_results": false,
      "last_update_posted_date": "2026-06-02",
      "last_synced_at": "2026-10-21T13:06:04.822Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07619456"
    },
    {
      "nct_id": "NCT03799120",
      "title": "Daily Versus Twice Per Day Tamsulosin for Ureteral Stent Symptoms",
      "overall_status": "UNKNOWN",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "PHASE4"
      ],
      "conditions": [
        "Ureteral Diseases"
      ],
      "interventions": [
        {
          "name": "Tamsulosin BID",
          "type": "DRUG"
        },
        {
          "name": "Placebo",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "DRUG",
        "OTHER"
      ],
      "sponsor": "Gundersen Lutheran Medical Foundation",
      "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": 80,
      "start_date": "2019-02-18",
      "completion_date": "2021-12",
      "has_results": false,
      "last_update_posted_date": "2019-02-25",
      "last_synced_at": "2026-10-21T13:06:04.822Z",
      "location_count": 1,
      "location_summary": "La Crosse, Wisconsin",
      "locations": [
        {
          "city": "La Crosse",
          "state": "Wisconsin"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03799120"
    },
    {
      "nct_id": "NCT00159393",
      "title": "Percutaneous Nephrolithotomy: A Registry and Database",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Nephrolithiasis"
      ],
      "interventions": [
        {
          "name": "registry and database",
          "type": "OTHER"
        }
      ],
      "intervention_types": [
        "OTHER"
      ],
      "sponsor": "Indiana Kidney Stone Institute",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 1697,
      "start_date": "2003-10",
      "completion_date": "2018-12",
      "has_results": false,
      "last_update_posted_date": "2021-02-11",
      "last_synced_at": "2026-10-21T13:06:04.822Z",
      "location_count": 2,
      "location_summary": "Carmel, Indiana",
      "locations": [
        {
          "city": "Carmel",
          "state": "Indiana"
        },
        {
          "city": "Carmel",
          "state": "Indiana"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00159393"
    },
    {
      "nct_id": "NCT06922006",
      "title": "Feasibility of Radiation-Free Percutaneus Nephrolithotomy for Kidney Stones",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Kidney Stones"
      ],
      "interventions": [
        {
          "name": "Percutaneus nephrolithotomy (PCNL)",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "University of California, San Diego",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": null,
        "maximum_age": null,
        "sex": "ALL",
        "summary": "Not listed"
      },
      "enrollment_count": 67,
      "start_date": "2024-03-26",
      "completion_date": "2025-06",
      "has_results": false,
      "last_update_posted_date": "2025-04-10",
      "last_synced_at": "2026-10-21T13:06:04.822Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06922006"
    },
    {
      "nct_id": "NCT04069338",
      "title": "Comparison of Lithotripsy Urolithiasis Machines",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Kidney Stone",
        "Kidney Calculi",
        "Ureteral Calculi",
        "Ureterolithiasis",
        "Urolithiasis"
      ],
      "interventions": [
        {
          "name": "Lithotripter",
          "type": "PROCEDURE"
        }
      ],
      "intervention_types": [
        "PROCEDURE"
      ],
      "sponsor": "The Cleveland Clinic",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 6,
      "start_date": "2019-05-31",
      "completion_date": "2022-10-12",
      "has_results": false,
      "last_update_posted_date": "2023-12-13",
      "last_synced_at": "2026-10-21T13:06:04.822Z",
      "location_count": 1,
      "location_summary": "Cleveland, Ohio",
      "locations": [
        {
          "city": "Cleveland",
          "state": "Ohio"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04069338"
    },
    {
      "nct_id": "NCT06721975",
      "title": "Thulium Fiber Laser (TFL) vs Thulio Pulsed Thulium:YAG (p-Tm:YAG)",
      "overall_status": "RECRUITING",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Kidney Stones",
        "Nephrolithiasis"
      ],
      "interventions": [
        {
          "name": "Thulio pulsed Thulium:YAG (p-Tm:YAG)",
          "type": "DEVICE"
        },
        {
          "name": "Thulium Laser Fiber (TFL)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, San Diego",
      "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": "2024-08-01",
      "completion_date": "2026-12-31",
      "has_results": false,
      "last_update_posted_date": "2026-07-09",
      "last_synced_at": "2026-10-21T13:06:04.822Z",
      "location_count": 1,
      "location_summary": "San Diego, California",
      "locations": [
        {
          "city": "San Diego",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT06721975"
    }
  ]
}