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ClinicalTrials.gov public records Last synced Oct 15, 2026, 2:57 PM EDT

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Showing 361–384 of 627 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: minimally invasive surgical technique Clear all
Withdrawn Not applicable Interventional

Validation of Esophageal Variceal Grading: A Comparative Study of Upper Gastrointestinal (GI) Endoscopy and Capsule Endoscopy

NCT00475592
View directory record Official record
Conditions
Esophageal and Gastric Varices
Interventions
Esophageal Capsule Endoscopy, Upper Gastrointestinal Endoscopy
Device
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 24, 2017 · Synced Oct 15, 2026, 2:57 PM EDT
Completed No phase listed Observational

Percutaneous Screw Fixation vs. Open Fixation in the Treatment of Thoracolumbar Fractures

NCT04495400
View directory record Official record
Conditions
Lumbar Vertebral Fracture
Interventions
Thoracolumbar Fracture Fixation
Procedure
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
Not listed
Enrollment
485 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Mar 1, 2023 · Synced Oct 15, 2026, 2:57 PM EDT
Recruiting No phase listed Observational

Maestro 1.1 Post-Market Registry

NCT06103136
View directory record Official record
Conditions
Surgery
Interventions
Laparoscopic surgery using the Maestro Platform
Device
Lead sponsor
Moon Surgical
Industry
Eligibility
18 Years to 100 Years
Enrollment
600 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
6
States / cities
Denver, Colorado • Fort Myers, Florida • Jacksonville, Florida + 2 more
Source: ClinicalTrials.gov public record
Updated Oct 13, 2026 · Synced Oct 15, 2026, 2:57 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

"Laparoscopic" Cystoscopy Versus Traditional Cystoscopy

NCT01261819
View directory record Official record
Conditions
Lower Urinary Tract Injury
Interventions
cystoscopy
Device
Lead sponsor
AdventHealth
Other
Eligibility
Female only
Enrollment
66 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009
U.S. locations
1
States / cities
Winter Park and Celebration, Florida
Source: ClinicalTrials.gov public record
Updated Oct 8, 2020 · Synced Oct 15, 2026, 2:57 PM EDT
Recruiting No phase listed Observational

Multidimensional Phenotype Classification in Grade 3 Bronchopulmonary Dysplasia

NCT06475976
View directory record Official record
Conditions
Bronchopulmonary Dysplasia
Interventions
Chest computed tomography (CT) with angiography, Bronchoscopy with bronchoalveolar lavage, Echocardiography, 24 hour esophageal pH ("potential of hydrogen") - multichannel intraluminal impedance (MII) monitoring (reflux testing)
Diagnostic Test
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
1 Month to 1 Year
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 28, 2026 · Synced Oct 15, 2026, 2:57 PM EDT
Completed Not applicable Interventional Results available

Accuracy of Spybite Forceps When Compared to Conventional Sampling Methods

NCT01227382
View directory record Official record
Conditions
Accuracy of Tissue Diagnosis, Bile Duct Stricture, Pancreatic Duct Stricture
Interventions
ERCP with cholangiopancreatoscopy
Procedure
Lead sponsor
University of Florida
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2015
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Aug 3, 2015 · Synced Oct 15, 2026, 2:57 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Chronic Cannabis Smoking, Oxidative Stress and the Pulmonary Innate Immune Response

NCT02480283
View directory record Official record
Conditions
Cannabis Smoking, Oxidative Stress
Interventions
Bronchoscopy, Chest X-ray, Venipuncture, Intravenous Catheter
Procedure · Radiation
Lead sponsor
University of Colorado, Denver
Other
Eligibility
18 Years to 55 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2027
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Oct 10, 2024 · Synced Oct 15, 2026, 2:57 PM EDT
Completed Not applicable Interventional

Endovascular Aneurysm Repair (EVAR) Gate Study

NCT02934087
View directory record Official record
Conditions
Abdominal Aortic Aneurysm (AAA)
Interventions
Endovascular Aneurysm Repair
Procedure
Lead sponsor
Minneapolis Heart Institute Foundation
Other
Eligibility
18 Years and older
Enrollment
102 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Oct 14, 2016 · Synced Oct 15, 2026, 2:57 PM EDT
Not listed No phase listed Observational

Endoscopic Resection Multicenter Registry

NCT03065257
View directory record Official record
Conditions
Gastrointestinal Neoplasms, Gastrointestinal Disease, Gastric Cancer, Gastric Neoplasm, Gastric Polyp, Esophageal Neoplasms, Duodenal Neoplasms, Duodenal Polyp, Stomach Neoplasm, Stomach Polyp, Neoplasms, Colon Polyp, Colon Neoplasm
Interventions
Endoscopic Resection
Procedure
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 25, 2017 · Synced Oct 15, 2026, 2:57 PM EDT
Active, not recruiting Phase 2 Interventional

Testing a Combination of Vaccines for Cancer Prevention in Lynch Syndrome

NCT05419011
View directory record Official record
Conditions
Colorectal Carcinoma, Colorectal Neoplasm, Lynch Syndrome
Interventions
Adenovirus 5 CEA/MUC1/Brachyury Vaccine Tri-Ad5, Biopsy Procedure, Biospecimen Collection, Colonoscopy, Nogapendekin Alfa, Placebo Administration, Questionnaire Administration
Biological · Procedure · Drug + 1 more
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
186 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2028
U.S. locations
13
States / cities
Phoenix, Arizona • Tucson, Arizona • San Francisco, California + 10 more
Source: ClinicalTrials.gov public record
Updated Jun 17, 2026 · Synced Oct 15, 2026, 2:57 PM EDT
Terminated Phase 2 Interventional Results available

Using MRI-Guided Laser Heat Ablation to Induce Disruption of the Peritumoral Blood Brain Barrier to Enhance Delivery and Efficacy of Treatment of Pediatric Brain Tumors

NCT02372409
View directory record Official record
Conditions
Glioma, Pilocytic Astrocytoma, Anaplastic Astrocytoma, Glioblastoma, Mixed Oligoastrocytoma, Mixed Glioma, Oligodendroglioma, Optic Glioma, Astrocytoma
Interventions
MRI-guided laser ablation, Doxorubicin, Etoposide, Dynamic contrast-enhanced (DCE) MRI, Dynamic susceptibility contrast (DSC) MRI
Device · Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
3 Years to 21 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2023
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Nov 1, 2024 · Synced Oct 15, 2026, 2:57 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

A Multi-center Acute Efficacy Trial of GFX For Reduction of Glabellar Furrowing

NCT00612378
View directory record Official record
Conditions
Glabellar Furrowing, Forehead Wrinkles
Interventions
GFX System
Device
Lead sponsor
Advanced Cosmetic Intervention
Industry
Eligibility
18 Years and older
Enrollment
94 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
5
States / cities
San Mateo, California • Colorado Springs, Colorado • Englewood, Colorado + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 24, 2014 · Synced Oct 15, 2026, 2:57 PM EDT
Recruiting Phase 1 Interventional Accepts healthy volunteers

Pilot Study to Identify the Mediators and Inflammatory Cell Surface Receptors Involved in Allergic Airway Inflammation

NCT00595491
View directory record Official record
Conditions
Asthma
Interventions
Bronchoscopy, Segmental Allergen Challenge, and Broncheoalveolar Lavage
Biological
Lead sponsor
Benjamin Medoff
Other
Eligibility
18 Years to 50 Years
Enrollment
313 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 25, 2025 · Synced Oct 15, 2026, 2:57 PM EDT
Completed Not applicable Interventional Results available

SpHincterotomy for Acute Recurrent Pancreatitis

NCT03609944
View directory record Official record
Conditions
Pancreatitis, Pancreas Divisum, Pancreatitis, Acute, Pancreatitis Idiopathic, Pancreas Inflamed
Interventions
ERCP with miES, EUS
Procedure
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years and older
Enrollment
181 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
20
States / cities
Little Rock, Arkansas • Los Angeles, California • San Francisco, California + 16 more
Source: ClinicalTrials.gov public record
Updated Dec 30, 2025 · Synced Oct 15, 2026, 2:57 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Microbiome-Mediated Gut Dysfunction in Non-Alcoholic Fatty Liver Disease

NCT05209100
View directory record Official record
Conditions
Non-Alcoholic Fatty Liver Disease
Interventions
Sigmoidoscopy
Procedure
Lead sponsor
AdventHealth Translational Research Institute
Other
Eligibility
35 Years to 65 Years
Enrollment
38 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Apr 3, 2026 · Synced Oct 15, 2026, 2:57 PM EDT
Completed Not applicable Interventional Results available

Structural Fat Grafting for Craniofacial Trauma Using Manual Technique for Processing Fat Graft Material

NCT02267187
View directory record Official record
Conditions
Facial Injuries
Interventions
Fat Grafting, General Anesthesia, Coleman Cannulas, Tefla non-adherent gauze pad
Procedure · Drug · Device + 1 more
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 24, 2018 · Synced Oct 15, 2026, 2:57 PM EDT
Recruiting Phase 3 Interventional

Testing the Addition of an Anti-Cancer Drug, Gemcitabine, to Usual Treatment (BCG Alone) in People Whose Non-Muscle Invasive Bladder Cancer (NMIBC) Came Back After Prior BCG Therapy

NCT07000084
View directory record Official record
Conditions
Recurrent Non-Muscle Invasive Bladder Carcinoma, Stage 0a Bladder Cancer AJCC v8, Stage I Bladder Cancer AJCC v8
Interventions
BCG Solution, Biopsy of Bladder, Cystoscopy, Computed Tomography, Magnetic Resonance Imaging, Biospecimen Collection, Transurethral Resection of Bladder Tumor, Gemcitabine
Biological · Procedure · Drug
Lead sponsor
Alliance for Clinical Trials in Oncology
Other
Eligibility
18 Years and older
Enrollment
330 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
60
States / cities
Birmingham, Alabama • Fairbanks, Alaska • Gilbert, Arizona + 52 more
Source: ClinicalTrials.gov public record
Updated Oct 2, 2026 · Synced Oct 15, 2026, 2:57 PM EDT
Recruiting No phase listed Observational

Longitudinal Evaluation of Microbial and Host Signatures During Immunotherapy for Lung Cancer

NCT04063501
View directory record Official record
Conditions
Lung Cancer
Interventions
Bronchoscopy, Research Procedures
Other
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 100 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 2, 2025 · Synced Oct 15, 2026, 2:57 PM EDT
Recruiting Phase 4 Interventional

Intraoperative Methadone for the Management of Postoperative Pain in Patients With Head and Neck Cancers

NCT07857655
View directory record Official record
Conditions
Head and Neck Carcinoma, Hypopharyngeal Carcinoma, Laryngeal Carcinoma, Oral Cavity Carcinoma, Oropharyngeal Carcinoma
Interventions
Electronic Health Record Review, Fentanyl, Laryngoscopy, Methadone, Surgical Procedure, Survey Administration
Other · Drug · Device + 1 more
Lead sponsor
OHSU Knight Cancer Institute
Other
Eligibility
18 Years to 89 Years
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2029
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Oct 5, 2026 · Synced Oct 15, 2026, 2:57 PM EDT
Recruiting Not applicable Interventional

One vs. Two Stents for Gallbladder Disease

NCT07222527
View directory record Official record
Conditions
Recurrent Cholecystitis, Cholecystitis, Symptomatic Gallbladder Disease, Biliary Colic
Interventions
ERCP with one stent placement, ERCP with two stent placement
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 95 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Dec 16, 2025 · Synced Oct 15, 2026, 2:57 PM EDT
Completed Phase 3 Interventional

Incision and Drainage Versus Needle Aspiration in Soft Tissue Abscesses

NCT01085929
View directory record Official record
Conditions
Abscess, Cellulitis
Interventions
Incision and Drainage, Ultrasound Guided Aspiration
Procedure
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
18 Years and older
Enrollment
101 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
2
States / cities
Boston, Massachusetts • Worcester, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 12, 2010 · Synced Oct 15, 2026, 2:57 PM EDT
Terminated Phase 3 Interventional

Photodynamic Therapy (PDT) Trial for Palliation of Cholangiocarcinoma

NCT00907413
View directory record Official record
Conditions
Cholangiocarcinoma
Interventions
ERCP and Photodynamic Therapy, ERCP only
Procedure
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Charlotteville, Virginia
Source: ClinicalTrials.gov public record
Updated Jun 3, 2015 · Synced Oct 15, 2026, 2:57 PM EDT
Withdrawn Not applicable Interventional

Raltegravir Activity In Lymphoid Tissues

NCT00863668
View directory record Official record
Conditions
HIV Infection, HIV Infections
Interventions
Efavirenz + Tenofovir DF/Emtricitabine, Raltegravir + Tenofovir DF/Emtricitabine, Colonoscopy with biopsies, Inguinal Lymph Node Excision
Drug · Procedure
Lead sponsor
University of Minnesota
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated May 18, 2015 · Synced Oct 15, 2026, 2:57 PM EDT
Completed Not applicable Interventional

The Utility of Timed Segmental Withdrawal During Screening Colonoscopy

NCT02132455
View directory record Official record
Conditions
Colonoscopy
Interventions
colonoscopy
Procedure
Lead sponsor
Texas Tech University Health Sciences Center, El Paso
Other
Eligibility
18 Years to 80 Years
Enrollment
326 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
1
States / cities
El Paso, Texas
Source: ClinicalTrials.gov public record
Updated May 12, 2017 · Synced Oct 15, 2026, 2:57 PM EDT