{
  "api_version": "1",
  "request": {
    "url": "https://clinicaltrialsfind.com/api/v1/search.json?intervention=posterior+crowns",
    "query": {
      "intervention": "posterior crowns"
    },
    "page_size": 10
  },
  "pagination": {
    "page": 1,
    "page_size": 10,
    "total_count": 10,
    "total_pages": 1,
    "next_page_url": null,
    "previous_page_url": null
  },
  "source": "remote",
  "last_synced_at": "2026-09-12T17:43:47.360Z",
  "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": "NCT01464294",
      "title": "Clinical Evaluation of Chairside CAD/CAM Nano-ceramic Restorations",
      "overall_status": "TERMINATED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Restoration of Posterior Teeth"
      ],
      "interventions": [
        {
          "name": "Milled ceramic restorations",
          "type": "DEVICE"
        },
        {
          "name": "Milled nano-composite restorations",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Solventum US LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 120,
      "start_date": "2011-10",
      "completion_date": "2014-12",
      "has_results": false,
      "last_update_posted_date": "2024-12-02",
      "last_synced_at": "2026-09-12T17:43:47.360Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01464294"
    },
    {
      "nct_id": "NCT07797972",
      "title": "Prospective Clinical Evaluation of Posterior Single-tooth Zirconia Ceramic Restorations",
      "overall_status": "ACTIVE_NOT_RECRUITING",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Dental Crowns"
      ],
      "interventions": [
        {
          "name": "IPS e.max® ZirCAD Prime Esthetic",
          "type": "COMBINATION_PRODUCT"
        }
      ],
      "intervention_types": [
        "COMBINATION_PRODUCT"
      ],
      "sponsor": "University of Pennsylvania",
      "sponsor_class": "OTHER",
      "healthy_volunteers": null,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 40,
      "start_date": "2022-05-09",
      "completion_date": "2026-12",
      "has_results": false,
      "last_update_posted_date": "2026-09-01",
      "last_synced_at": "2026-09-12T17:43:47.360Z",
      "location_count": 1,
      "location_summary": "Philadelphia, Pennsylvania",
      "locations": [
        {
          "city": "Philadelphia",
          "state": "Pennsylvania"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT07797972"
    },
    {
      "nct_id": "NCT02387970",
      "title": "Immediate or Delayed Provisionalization in Posterior Healed Sites",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Partial Edentulism"
      ],
      "interventions": [
        {
          "name": "Immediate provisionalization",
          "type": "PROCEDURE"
        },
        {
          "name": "Delayed provisionalization",
          "type": "PROCEDURE"
        },
        {
          "name": "NobelParallel CC implant",
          "type": "DEVICE"
        },
        {
          "name": "Dental crown",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "PROCEDURE",
        "DEVICE"
      ],
      "sponsor": "Columbia University",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 52,
      "start_date": "2015-03",
      "completion_date": "2019-02-13",
      "has_results": true,
      "last_update_posted_date": "2023-03-06",
      "last_synced_at": "2026-09-12T17:43:47.360Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02387970"
    },
    {
      "nct_id": "NCT04279574",
      "title": "Clinical Performance of Chairside CAD/CAM Restorations",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dental Cements",
        "Caries,Dental"
      ],
      "interventions": [
        {
          "name": "Lithium disilicate onlays (IPS emaxCAD/Ivoclar)",
          "type": "DEVICE"
        },
        {
          "name": "Chairside zirconia crowns (3M)",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Solventum US LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "89 Years",
        "sex": "ALL",
        "summary": "18 Years to 89 Years"
      },
      "enrollment_count": 58,
      "start_date": "2020-08-26",
      "completion_date": "2024-05-22",
      "has_results": true,
      "last_update_posted_date": "2025-03-24",
      "last_synced_at": "2026-09-12T17:43:47.360Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT04279574"
    },
    {
      "nct_id": "NCT00591942",
      "title": "Outcome Evaluation of Ceramic Crowns Using Two Different Dental Cements",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Sensitivity to Dental Cements",
        "Dental Crowns",
        "Dental Three-unit Bridges"
      ],
      "interventions": [
        {
          "name": "Full ceramic crowns or 3-unit fixed partial dentures.",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Clark Stanford",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": "80 Years",
        "sex": "ALL",
        "summary": "18 Years to 80 Years"
      },
      "enrollment_count": 36,
      "start_date": "2004-11",
      "completion_date": "2009-12",
      "has_results": true,
      "last_update_posted_date": "2018-03-08",
      "last_synced_at": "2026-09-12T17:43:47.360Z",
      "location_count": 1,
      "location_summary": "Iowa City, Iowa",
      "locations": [
        {
          "city": "Iowa City",
          "state": "Iowa"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT00591942"
    },
    {
      "nct_id": "NCT01278862",
      "title": "Clinical Evaluation of Lava Digital Veneer System (DVS) Crowns",
      "overall_status": "TERMINATED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Decay"
      ],
      "interventions": [
        {
          "name": "DVS veneer",
          "type": "DEVICE"
        },
        {
          "name": "Conventional Veneer",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Solventum US LLC",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "19 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "19 Years and older"
      },
      "enrollment_count": 77,
      "start_date": "2010-11",
      "completion_date": "2014-03",
      "has_results": true,
      "last_update_posted_date": "2024-12-02",
      "last_synced_at": "2026-09-12T17:43:47.360Z",
      "location_count": 1,
      "location_summary": "Ann Arbor, Michigan",
      "locations": [
        {
          "city": "Ann Arbor",
          "state": "Michigan"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT01278862"
    },
    {
      "nct_id": "NCT05030051",
      "title": "A Proof of Concept Study to Evaluate the Efficacy and Tolerability of Skinpen on Male and Female Subjects' Dorsal Hands as a Treatment of Hand Aging",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Skin Aging"
      ],
      "interventions": [
        {
          "name": "SkinPen Precision System",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "Crown Laboratories, Inc.",
      "sponsor_class": "INDUSTRY",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "50 Years",
        "maximum_age": "75 Years",
        "sex": "ALL",
        "summary": "50 Years to 75 Years"
      },
      "enrollment_count": 18,
      "start_date": "2021-03-12",
      "completion_date": "2022-11-30",
      "has_results": false,
      "last_update_posted_date": "2023-12-18",
      "last_synced_at": "2026-09-12T17:43:47.360Z",
      "location_count": 1,
      "location_summary": "Dallas, Texas",
      "locations": [
        {
          "city": "Dallas",
          "state": "Texas"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT05030051"
    },
    {
      "nct_id": "NCT02289781",
      "title": "Wear of Enamel Against Polished Zirconia Crowns",
      "overall_status": "COMPLETED",
      "study_type": "OBSERVATIONAL",
      "phases": [],
      "conditions": [
        "Tooth Wear"
      ],
      "interventions": [
        {
          "name": "posterior crowns",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of Florida",
      "sponsor_class": "OTHER",
      "healthy_volunteers": true,
      "eligibility": {
        "minimum_age": "21 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "21 Years and older"
      },
      "enrollment_count": 30,
      "start_date": "2013-04",
      "completion_date": "2022-08",
      "has_results": false,
      "last_update_posted_date": "2024-10-01",
      "last_synced_at": "2026-09-12T17:43:47.360Z",
      "location_count": 1,
      "location_summary": "Gainesville, Florida",
      "locations": [
        {
          "city": "Gainesville",
          "state": "Florida"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02289781"
    },
    {
      "nct_id": "NCT02698163",
      "title": "Nanodiamond Modified Gutta Percha (NDGP) Composite for Non-surgical Root Canal Therapy (RCT) Filler Material",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Dental Pulp Diseases",
        "Dental Pulp Necrosis",
        "Nerve Root Pain Nec"
      ],
      "interventions": [
        {
          "name": "Nanodiamond reinforced Gutta Percha",
          "type": "DEVICE"
        },
        {
          "name": "Gutta Percha",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "University of California, Los Angeles",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 4,
      "start_date": "2016-03",
      "completion_date": "2021-03",
      "has_results": true,
      "last_update_posted_date": "2022-01-21",
      "last_synced_at": "2026-09-12T17:43:47.360Z",
      "location_count": 1,
      "location_summary": "Los Angeles, California",
      "locations": [
        {
          "city": "Los Angeles",
          "state": "California"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT02698163"
    },
    {
      "nct_id": "NCT03495453",
      "title": "Directional Versus Orbital Atherectomy Plaque Modification and Luminal Area Assessment of the Femoro-popliteal Artery Via Intravascular Ultrasound",
      "overall_status": "COMPLETED",
      "study_type": "INTERVENTIONAL",
      "phases": [
        "NA"
      ],
      "conditions": [
        "Peripheral Artery Disease"
      ],
      "interventions": [
        {
          "name": "Percutaneous Revascularization of the Femoropopliteal Arteries using a DAS",
          "type": "DEVICE"
        },
        {
          "name": "Percutaneous Revascularization of the Femoropopliteal Arteries using a OAS device",
          "type": "DEVICE"
        }
      ],
      "intervention_types": [
        "DEVICE"
      ],
      "sponsor": "NYU Langone Health",
      "sponsor_class": "OTHER",
      "healthy_volunteers": false,
      "eligibility": {
        "minimum_age": "18 Years",
        "maximum_age": null,
        "sex": "ALL",
        "summary": "18 Years and older"
      },
      "enrollment_count": 94,
      "start_date": "2018-03-23",
      "completion_date": "2023-08-31",
      "has_results": true,
      "last_update_posted_date": "2023-12-26",
      "last_synced_at": "2026-09-12T17:43:47.360Z",
      "location_count": 1,
      "location_summary": "New York, New York",
      "locations": [
        {
          "city": "New York",
          "state": "New York"
        }
      ],
      "official_url": "https://clinicaltrials.gov/study/NCT03495453"
    }
  ]
}