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ClinicalTrials.gov public records Last synced Oct 1, 2026, 8:42 AM EDT

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Showing 25–48 of 249 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Obesity, Morbid Clear all
Completed Not applicable Interventional Accepts healthy volunteers Results available

Endoscopic Surgery for Bariatric Revision After Weight Loss Failure

NCT01871896
View directory record Official record
Conditions
Morbid Obesity, Weight Loss
Interventions
Endoscopic Suturing to Create Early Satiety
Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2022
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Aug 16, 2023 · Synced Oct 1, 2026, 8:42 AM EDT
Completed No phase listed Observational

Bariatric Surgery and Skeletal Health

NCT01098942
View directory record Official record
Conditions
Morbid Obesity
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2018
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 21, 2018 · Synced Oct 1, 2026, 8:42 AM EDT
Completed Not applicable Interventional

Study on Impact of Lifestyle Change and Weight Loss Before Bariatric Surgery

NCT00623792
View directory record Official record
Conditions
Severe Obesity, Bariatric Surgery
Interventions
Preoperative lifestyle Intervention
Behavioral
Lead sponsor
Duquesne University
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2013
U.S. locations
1
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Mar 17, 2016 · Synced Oct 1, 2026, 8:42 AM EDT
Terminated No phase listed Observational

Eye Movement Testing in Patients With Obesity and the Impact of Weight Loss Surgery

NCT04940429
View directory record Official record
Conditions
Bariatric Surgery Candidate, Obesity, Morbid
Interventions
Neurofit, Psychometric hepatic encephalopathy score
Device · Diagnostic Test
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 65 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Redwood City, California
Source: ClinicalTrials.gov public record
Updated Jun 25, 2021 · Synced Oct 1, 2026, 8:42 AM EDT
Completed Not applicable Interventional Results available

Laparoscopic Sleeve Gastrectomy With Endoscopic Visualization

NCT00911989
View directory record Official record
Conditions
Morbid Obesity
Interventions
NOTES toolbox
Device
Lead sponsor
Ethicon Endo-Surgery
Industry
Eligibility
21 Years to 60 Years · Female only
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 25, 2012 · Synced Oct 1, 2026, 8:42 AM EDT
Completed Not applicable Interventional

Comparison of Weight Loss Programs for Individuals With Severe Obesity

NCT01330329
View directory record Official record
Conditions
Obesity, Weight Loss
Interventions
Standard behavioral treatment, SBT + technology system (SBT+FIT)
Behavioral
Lead sponsor
The Miriam Hospital
Other
Eligibility
21 Years to 55 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Apr 20, 2012 · Synced Oct 1, 2026, 8:42 AM EDT
Terminated Not applicable Interventional

Body Composition Optimization Intervention RCT

NCT05993169
View directory record Official record
Conditions
Obesity, Morbid
Interventions
Body Composition optimization visits
Other
Lead sponsor
Jacob M. Elkins
Other
Eligibility
18 Years to 99 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Dec 27, 2023 · Synced Oct 1, 2026, 8:42 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Feasibility and Preliminary Efficacy of Support Figure Attendance at Bariatric Patients' Clinical Visits

NCT03642197
View directory record Official record
Conditions
Obesity, Morbid, Bariatric Surgery Candidate, Diet Habit, Behavior, Social, Physical Activity
Interventions
Attendance
Behavioral
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older
Enrollment
63 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2019
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 30, 2025 · Synced Oct 1, 2026, 8:42 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Clinical Proposal for the Comparison of Intraperitoneal Anesthetic to Injected Local Anesthetic

NCT00508976
View directory record Official record
Conditions
Pain, Postoperative, Morbid Obesity
Interventions
Injected bupivacaine post-operatively, Streamed bupivacaine versus streamed normal saline, Aerosolized bupivacaine versus aerosolized saline, Injected lidocaine pre-incision vs saline pre-incision
Drug
Lead sponsor
Pinnacle Health System
Other
Eligibility
18 Years to 65 Years
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2008
U.S. locations
1
States / cities
Harrisburg, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 10, 2012 · Synced Oct 1, 2026, 8:42 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

LOTUS Trial: Lumbar Ultrasound in Obstetric Patients With BMI > 40

NCT06305260
View directory record Official record
Conditions
Obesity, Morbid, Labor Pain
Interventions
Lumbar Ultrasound
Diagnostic Test
Lead sponsor
MetroHealth Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
150 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 20, 2024 · Synced Oct 1, 2026, 8:42 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Fentanyl Metabolism in Obese Adolescents

NCT01955993
View directory record Official record
Conditions
Morbid Obesity
Interventions
Not listed
Lead sponsor
Children's National Research Institute
Other
Eligibility
12 Years to 20 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2013
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Oct 8, 2013 · Synced Oct 1, 2026, 8:42 AM EDT
Terminated No phase listed Observational

Characteristics of Dendritic Cells Before and After Gastric Banding

NCT00488930
View directory record Official record
Conditions
Morbid Obesity, Hyperglycemia, Diabetes Mellitus
Interventions
Observational
Other
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Oct 26, 2016 · Synced Oct 1, 2026, 8:42 AM EDT
Completed No phase listed Observational

Laparoscopic Revision of Vertical Banded Gastroplasty to Gastric Bypass

NCT01041131
View directory record Official record
Conditions
Clinically Severe Obesity, Inadequate Weight Loss, Obesity Recidivism
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 65 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
Fresno, California
Source: ClinicalTrials.gov public record
Updated Jan 1, 2010 · Synced Oct 1, 2026, 8:42 AM EDT
Completed Not applicable Interventional Results available

Laparoscopic Adjustable Gastric Banding in Adolescents

NCT01619488
View directory record Official record
Conditions
Morbid Obesity
Interventions
Adjustable Gastric Band
Device
Lead sponsor
Kirk Reichard
Other
Eligibility
14 Years to 19 Years
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2016
U.S. locations
1
States / cities
Wilmington, Delaware
Source: ClinicalTrials.gov public record
Updated Aug 1, 2023 · Synced Oct 1, 2026, 8:42 AM EDT
Withdrawn No phase listed Observational

Effects of Bariatric Surgery on Breast Density Improvement and Impact on Breast Cancer Risk in Severe Obese Patients

NCT04170335
View directory record Official record
Conditions
Breast Cancer, Morbid Obesity, Bariatric Surgery Candidate
Interventions
Bariatric surgery
Procedure
Lead sponsor
The Cleveland Clinic
Other
Eligibility
40 Years to 74 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Weston, Florida
Source: ClinicalTrials.gov public record
Updated Sep 15, 2023 · Synced Oct 1, 2026, 8:42 AM EDT
Completed Phase 3 Interventional Results available

Safety and Effectiveness Study of The Swedish Adjustable Gastric Band (SAGB) in the Treatment of Morbid Obesity

NCT00166205
View directory record Official record
Conditions
Obesity, Morbid
Interventions
Swedish Adjustable Gastric Band
Device
Lead sponsor
Ethicon Endo-Surgery
Industry
Eligibility
18 Years to 60 Years
Enrollment
276 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
12
States / cities
Los Angeles, California • San Diego, California • Fort Lauderdale, Florida + 9 more
Source: ClinicalTrials.gov public record
Updated Sep 1, 2015 · Synced Oct 1, 2026, 8:42 AM EDT
Active, not recruiting Not applicable Interventional

Responsive Neurostimulation For Loss Of Control Eating

NCT03868670
View directory record Official record
Conditions
Loss of Control Eating, Obesity, Morbid
Interventions
responsive neurostimulation
Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
22 Years to 70 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2028
U.S. locations
2
States / cities
Stanford, California • Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jul 29, 2026 · Synced Oct 1, 2026, 8:42 AM EDT
Completed Not applicable Interventional

Deep Brain Stimulation for the Treatment of Obesity

NCT01512134
View directory record Official record
Conditions
Obesity
Interventions
Deep Brain Stimulation Device
Device
Lead sponsor
Ali Rezai, MD
Other
Eligibility
22 Years to 60 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Mar 30, 2017 · Synced Oct 1, 2026, 8:42 AM EDT
Enrolling by invitation No phase listed Observational

Endoscopic Metabolic and Bariatric Therapies

NCT05725967
View directory record Official record
Conditions
Obesity, Obesity, Morbid, Obesity Associated Disorder, Bariatric Surgery Candidate, Fistula, Gastric, Roux-en-y Anastomosis Site, Ulcer, Gastric, Abdominal Pain, Abdominal Obesity, Complication of Surgical Procedure, Complication of Treatment, Complication,Postoperative, Weight Gain, Weight Loss, Leak, Anastomotic, Delayed Gastric Emptying Following Procedure
Interventions
Primary Obesity Endoscopic Procedures, Endoscopic Revision of Bariatric Surgical Procedures, Bariatric Surgery Procedures, Endoscopic Sleeve Gastroplasty, Trans-oral Outlet Reduction, Intragastric Balloon, Primary obesity surgery endoluminal, Restorative obesity surgery endoluminal, Argon Plasma Coagulation, Gastroplasty with Endoscopic Myotomy, Bariatric Endoscopic Antral Myotomy, Pylorus Sparing Antral Myotomy, Aspiration Therapy
Procedure · Device
Lead sponsor
Christopher C. Thompson, MD, MSc
Other
Eligibility
18 Years to 80 Years
Enrollment
5,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 2, 2025 · Synced Oct 1, 2026, 8:42 AM EDT
Completed Phase 1 Interventional

A High Resolution Pharmacokinetic/Pharmacodynamic Model of Propofol in Morbidly Obese Subjects

NCT01591148
View directory record Official record
Conditions
Morbid Obesity
Interventions
propofol
Drug
Lead sponsor
Stanford University
Other
Eligibility
18 Years to 70 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Dec 29, 2017 · Synced Oct 1, 2026, 8:42 AM EDT
Terminated Not applicable Interventional Results available

Surgical Intervention in Bariatric Patients: Excess Weight Loss in the Morbidly Obese Following Gastric Plication

NCT01077193
View directory record Official record
Conditions
Morbid Obesity
Interventions
Gastric Plication
Procedure
Lead sponsor
Ethicon Endo-Surgery
Industry
Eligibility
18 Years to 65 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
2
States / cities
Cleveland, Ohio • Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Feb 7, 2014 · Synced Oct 1, 2026, 8:42 AM EDT
Withdrawn No phase listed Observational

Omega-3 Fatty Acid Status in Morbid Obesity Before and After Surgical Treatment

NCT00558532
View directory record Official record
Conditions
Morbid Obesity, Cardiovascular Disease, Fatty Acid Levels
Interventions
Bariatric Surgery
Procedure
Lead sponsor
University of Cincinnati
Other
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 13, 2016 · Synced Oct 1, 2026, 8:42 AM EDT
Completed Phase 2 Interventional Results available

Effects of Human Leptin Replacement

NCT00657605
View directory record Official record
Conditions
Obesity, Metabolic Syndrome, Diabetes
Interventions
Recombinant methionyl human leptin
Drug
Lead sponsor
University of Miami
Other
Eligibility
18 Years to 80 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2010
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Feb 13, 2020 · Synced Oct 1, 2026, 8:42 AM EDT
Withdrawn No phase listed Observational

OnQ Pain Pump Effectiveness in Post Operative Pain Control in Bariatric Patients

NCT03159130
View directory record Official record
Conditions
Morbid Obesity
Interventions
Not listed
Lead sponsor
William Beaumont Army Medical Center
Federal
Eligibility
18 Years to 80 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
1
States / cities
El Paso, Texas
Source: ClinicalTrials.gov public record
Updated May 18, 2017 · Synced Oct 1, 2026, 8:42 AM EDT