Independent directory Public ClinicalTrials.gov records United States
Clinical Trials Finder
Objective public record navigation
Search Results

Search by objective public record fields.

Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.

Clear filters
ClinicalTrials.gov public records Last synced Jul 23, 2026, 10:59 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 25–43 of 19 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Laparoscopic Gastric Bypass Surgery Clear all
Withdrawn Not applicable Interventional

Evaluation of Safety and Efficacy of the EndoLift Liver Retractor

NCT02008409
View directory record Official record
Conditions
Minimally Invasive Surgical Procedure, Laparoscopic Gastric Banding, Laparoscopic Roux-en-Y Gastric Bypass, Laparoscopic Sleeve Gastrectomy, Laparoscopic Fundoplication Procedure, Laparoscopic Heller Myotomy, Laparoscopic Paraesophageal Hernia Repair, Laparoscopic Gastric Resection
Interventions
EndoLift Liver Retractor
Device
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 4, 2015 · Synced Jul 23, 2026, 10:59 AM EDT
Completed No phase listed Observational

Perforated Marginal Ulcer After Gastric Bypass

NCT01041196
View directory record Official record
Conditions
Ulcer Disease After Gastric Bypass, Marginal Ulcer, Perforated Marginal Ulcer, Acutely Perforated Marginal Ulcer
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
Fresno, California
Source: ClinicalTrials.gov public record
Updated Dec 31, 2009 · Synced Jul 23, 2026, 10:59 AM EDT
Completed Phase 4 Interventional Results available

Preoperative Pain Control in Gastric Bypass Surgery Patients

NCT01801189
View directory record Official record
Conditions
Post-operative Pain
Interventions
Pregabalin, Placebo (for Pregabalin)
Drug
Lead sponsor
Legacy Health System
Other
Eligibility
18 Years to 70 Years
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Jul 13, 2022 · Synced Jul 23, 2026, 10:59 AM EDT
Terminated Not applicable Interventional

Early Intervention for Morbidly Obese Patients After Roux-en-Y Gastric Bypass (RYGB) Surgery

NCT01329692
View directory record Official record
Conditions
Weight Loss, Obesity
Interventions
Lifestyle counseling
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 7, 2012 · Synced Jul 23, 2026, 10:59 AM EDT
Active, not recruiting No phase listed Observational

Biological Sample Repository for Gastrointestinal Disorders

NCT05874726
View directory record Official record
Conditions
Obesity, Obesity, Morbid, Obesity, Primary, Gastro-Intestinal Disorder, Overweight and Obesity, Overweight, Overweight or Obesity, Diabetes Type 2, Diabetes Mellitus, Diabetes Mellitus, Type 2, Hypertension, Hyperlipidemias, Sleep Apnea, GERD, Gastroesophageal Reflux, Musculoskeletal Pain Disorder, Cancer
Interventions
Blood Collection, Urine Collection, Tissue Sample Collection
Diagnostic Test
Lead sponsor
Pichamol Jirapinyo, MD, MPH
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 1, 2025 · Synced Jul 23, 2026, 10:59 AM EDT
Completed Not applicable Interventional Results available

IV Lidocaine on Postoperative Pain and QOR on Morbid Obese Patients Undergoing Bypass Surgery

NCT01180660
View directory record Official record
Conditions
Pain, Obesity
Interventions
Lidocaine Infusion, Normal Saline
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 70 Years
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Aug 6, 2014 · Synced Jul 23, 2026, 10:59 AM EDT
Completed Not applicable Interventional Results available

The Effect of Pre-Operative Transversus Abdominis Plane (TAP) Block in the Post Operative Opioid Consumption in Morbid Obese Patients Undergoing Laparoscopic Gastric Bypass Surgery: A Prospective,Randomized, Blinded Study

NCT01075087
View directory record Official record
Conditions
Pain, Obesity, Surgery
Interventions
Placebo, (study group) will receive a bilateral TAP block using 20 cc of 0.5% ropivacaine on each side.
Drug
Lead sponsor
Northwestern University
Other
Eligibility
18 Years to 65 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Jun 25, 2014 · Synced Jul 23, 2026, 10:59 AM EDT
Completed No phase listed Observational

Bone Loss After Laparoscopic Roux-en-Y Gastric Bypass

NCT00975013
View directory record Official record
Conditions
Bone Loss, Bone Density, Gastric Bypass, Bariatric Surgery
Interventions
Not listed
Lead sponsor
Gundersen Lutheran Medical Foundation
Other
Eligibility
30 Years to 65 Years · Female only
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
La Crosse, Wisconsin
Source: ClinicalTrials.gov public record
Updated Sep 6, 2015 · Synced Jul 23, 2026, 10:59 AM EDT
Completed No phase listed Observational

Adding Malabsorption for Failed Gastric Bypass

NCT01040481
View directory record Official record
Conditions
Clinically Severe Obesity, Obesity Recidivism, Inadequate Initial Weight Loss, Poor Weight Loss, Persistent Obesity, Refractory Obesity, Intractable Obesity
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 65 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
Fresno, California
Source: ClinicalTrials.gov public record
Updated Dec 28, 2009 · Synced Jul 23, 2026, 10:59 AM EDT
Completed Not applicable Interventional Results available

Surgery or Lifestyle With Intensive Medical Management in the Treatment of Type 2 Diabetes

NCT01073020
View directory record Official record
Conditions
Type 2 Diabetes Mellitus, Obesity
Interventions
Allergan Adjustable Gastric Band Surgery, Intensive Medical Diabetes & Weight Management (Why WAIT) - Band Group, Roux-en-Y Gastric Bypass (RYGB) Surgery, Intensive Medical Diabetes & Weight Management (Why WAIT) - Bypass Group
Device · Other · Procedure
Lead sponsor
Joslin Diabetes Center
Other
Eligibility
21 Years to 65 Years
Enrollment
88 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 27, 2021 · Synced Jul 23, 2026, 10:59 AM EDT
Completed Not applicable Interventional

Mechanisms of Diabetes Relapse After Bariatric Surgery

NCT01516320
View directory record Official record
Conditions
Type 2 Diabetes
Interventions
Roux-en-Y Gastric Bypass, Laparoscopic adjustable gastric banding, Vertical Sleeve Gastrectomy
Procedure
Lead sponsor
Blandine Laferrere
Other
Eligibility
18 Years to 65 Years
Enrollment
56 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 31, 2017 · Synced Jul 23, 2026, 10:59 AM EDT
Not listed No phase listed Observational Accepts healthy volunteers

Fat Taste Sensory Study

NCT03540693
View directory record Official record
Conditions
Bariatric Surgery Candidate, Bariatric Surgical Procedure
Interventions
RYGB, SG, LAGB
Procedure
Lead sponsor
University of Illinois at Urbana-Champaign
Other
Eligibility
18 Years to 64 Years
Enrollment
105 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
1
States / cities
Urbana, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 27, 2021 · Synced Jul 23, 2026, 10:59 AM EDT
Completed Phase 3 Interventional Accepts healthy volunteers

Adipose Secretory Function in Patients Before & After Laparoscopic Surgery

NCT00495599
View directory record Official record
Conditions
Obesity
Interventions
Cytokines assessed from fat tissue
Procedure
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 65 Years
Enrollment
107 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2009
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Nov 20, 2016 · Synced Jul 23, 2026, 10:59 AM EDT
Withdrawn No phase listed Observational Accepts healthy volunteers

Endostapler Gastric Bypass Study

NCT04712526
View directory record Official record
Conditions
Obesity
Interventions
AEON Endostapler
Device
Lead sponsor
Lexington Medical Inc.
Industry
Eligibility
18 Years and older
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Holyoke, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 3, 2023 · Synced Jul 23, 2026, 10:59 AM EDT
Completed No phase listed Observational

Chronic Marginal Ulcers After Gastric Bypass

NCT01041079
View directory record Official record
Conditions
Marginal Ulcer, Chronic Ulcer Disease, Persistent Ulcer Disease, Recurrent Ulcer Disease, Late Morbidity After Gastric Bypass
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 65 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Fresno, California
Source: ClinicalTrials.gov public record
Updated Dec 31, 2009 · Synced Jul 23, 2026, 10:59 AM EDT
Completed No phase listed Observational

Laparoscopic Revision From Biliopancreatic Diversion to Gastric Bypass

NCT01041456
View directory record Official record
Conditions
Metabolic and Nutritional Complications, Protein Malnutrition, Intestinal Malabsorptive Syndrome, Metabolic Bone Disease
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009
U.S. locations
1
States / cities
Fresno, California
Source: ClinicalTrials.gov public record
Updated Dec 31, 2009 · Synced Jul 23, 2026, 10:59 AM EDT
Terminated Not applicable Interventional

Effects of a Novel Dietary Intervention on Body Composition After Laparoscopic Gastric Bypass Surgery

NCT01041261
View directory record Official record
Conditions
Obesity, Morbid Obesity
Interventions
BariatrX Essentials 360 Treatment
Dietary Supplement
Lead sponsor
MetaProteomics LLC
Industry
Eligibility
25 Years and older · Female only
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jan 12, 2012 · Synced Jul 23, 2026, 10:59 AM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Minimally Invasive Surgery (MIS) Database for the Purpose of Research

NCT00535990
View directory record Official record
Conditions
Morbid Obesity, Hernia, Colorectal Cancer, Laparoscopy
Interventions
Not listed
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years and older
Enrollment
250 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2009
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Dec 5, 2021 · Synced Jul 23, 2026, 10:59 AM EDT
Completed No phase listed Observational

Laparoscopic Revision of Jejunoileal Bypass to Gastric Bypass

NCT01040533
View directory record Official record
Conditions
Clinically Severe Obesity, Metabolic Complications After Jejunoileal Bypass, Nutritional Complications After Jejunoileal Bypass, Obesity Recidivism, Inadequate Initial Weight Loss, Intestinal Malabsorptive Syndrome, Protein Malnutrition
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 65 Years
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Fresno, California
Source: ClinicalTrials.gov public record
Updated Dec 28, 2009 · Synced Jul 23, 2026, 10:59 AM EDT