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ClinicalTrials.gov public records Last synced Oct 7, 2026, 4:12 AM EDT

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Showing 73–96 of 308 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Gastric Surgery Clear all
Recruiting Not applicable Interventional

A Prospective, Single-Center Investigation of the da Vinci SP® Surgical System in Hepatopancreaticobiliary and Foregut Operations for Benign and Malignant Disease

NCT06562179
View directory record Official record
Conditions
Hepatopancreaticobiliary and Foregut Operations
Interventions
da Vinci SP® Single-Port Robotic Surgical System
Device
Lead sponsor
AdventHealth
Other
Eligibility
18 Years to 80 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2030
U.S. locations
1
States / cities
Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Jun 11, 2026 · Synced Oct 7, 2026, 4:12 AM EDT
Completed Phase 2 Interventional Results available

Pre-operation Chemo and Antibody Therapy Followed by Surgical Resection and Adjuvant Chemoradiation for Gastric Cancer

NCT00857246
View directory record Official record
Conditions
Gastric Cancer, Stomach Cancer
Interventions
Cetuximab, Irinotecan, Cisplatin, Surgery, 5-FU, Radiation
Drug · Procedure · Radiation
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2015
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 7, 2015 · Synced Oct 7, 2026, 4:12 AM EDT
Completed Phase 1 Interventional

Phase I Trial HIPEC With Nal-irinotecan

NCT04088786
View directory record Official record
Conditions
Peritoneal Cancer, Pseudomyxoma Peritonei, Mucinous Adenocarcinoma, Mucinous Tumor, Colorectal Cancer, Gastric Cancer, Primary Peritoneal Carcinoma, Mesothelioma
Interventions
nanoliposomal irinotecan
Drug
Lead sponsor
Stony Brook University
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
2
States / cities
Lexington, Kentucky • Stony Brook, New York
Source: ClinicalTrials.gov public record
Updated May 6, 2022 · Synced Oct 7, 2026, 4:12 AM EDT
Active, not recruiting Early Phase 1 Interventional

Experimental PET Imaging Scans Before Cancer Surgery to Study the Amount of PET Tracer Accumulated in Normal and Cancer Tissues

NCT04147494
View directory record Official record
Conditions
Breast Carcinoma, Colon Carcinoma, Esophageal Carcinoma, Gastric Carcinoma, Head and Neck Carcinoma, Kidney Carcinoma, Lung Carcinoma, Ovarian Carcinoma, Pancreatic Carcinoma, Solid Neoplasm, Uterine Corpus Cancer
Interventions
Computed Tomography, Gallium Ga 68 FAPi-46, Gallium Ga 68-labeled PSMA-11, Positron Emission Tomography, 18F-FDG
Procedure · Radiation
Lead sponsor
Jonsson Comprehensive Cancer Center
Other
Eligibility
18 Years and older
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2031
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 21, 2026 · Synced Oct 7, 2026, 4:12 AM EDT
Not yet recruiting Not applicable Interventional Accepts healthy volunteers

Bariatric Embolization of Arteries for the Treatment of Nonalcoholic Steatohepatitis

NCT02933554
View directory record Official record
Conditions
Obesity, Weight Loss, Body Weight, Nonalcoholic Steatohepatitis, Nonalcoholic Fatty Liver Disease, NAFLD
Interventions
Embospheres Microspheres
Device
Lead sponsor
Keith Pereira, MD:
Other
Eligibility
22 Years to 65 Years
Enrollment
8 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 28, 2025 · Synced Oct 7, 2026, 4:12 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Evaluation of Hepato-Pancreato-Biliary

NCT07565454
View directory record Official record
Conditions
Gastro-Intestinal Disorder
Interventions
Evaluate and compare the efficacy of our training within the Fellowship Council curriculums
Behavioral
Lead sponsor
Methodist Health System
Other
Eligibility
Not listed
Enrollment
100 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2028
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jun 10, 2026 · Synced Oct 7, 2026, 4:12 AM EDT
Completed No phase listed Observational Results available

Laparoscopic Versus Transabdominal Ultrasound in Morbidly Obese Patients

NCT00971750
View directory record Official record
Conditions
Cholelithiasis, Ultrasonography, Laparoscopic Gastric Bypass
Interventions
Not listed
Lead sponsor
Gundersen Lutheran Medical Foundation
Other
Eligibility
18 Years and older
Enrollment
253 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2011
U.S. locations
1
States / cities
La Crosse, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jul 11, 2012 · Synced Oct 7, 2026, 4:12 AM EDT
Active, not recruiting No phase listed Observational

Early Recovery After Surgery Protocol in Improving Quality of Life in Participants With Stage 0-IIIC Gastric Cancer Undergoing Surgery

NCT03997162
View directory record Official record
Conditions
Clinical Stage 0 Gastric Cancer AJCC v8, Clinical Stage I Gastric Cancer AJCC v8, Clinical Stage II Gastric Cancer AJCC v8, Clinical Stage IIA Gastric Cancer AJCC v8, Clinical Stage IIB Gastric Cancer AJCC v8, Clinical Stage III Gastric Cancer AJCC v8, Gastric Adenocarcinoma, Pathologic Stage 0 Gastric Cancer AJCC v8, Pathologic Stage I Gastric Cancer AJCC v8, Pathologic Stage IA Gastric Cancer AJCC v8, Pathologic Stage IB Gastric Cancer AJCC v8, Pathologic Stage II Gastric Cancer AJCC v8, Pathologic Stage IIA Gastric Cancer AJCC v8, Pathologic Stage IIB Gastric Cancer AJCC v8, Pathologic Stage III Gastric Cancer AJCC v8, Pathologic Stage IIIA Gastric Cancer AJCC v8, Pathologic Stage IIIB Gastric Cancer AJCC v8, Pathologic Stage IIIC Gastric Cancer AJCC v8
Interventions
Best Practice, Quality-of-Life Assessment, Questionnaire Administration
Other
Lead sponsor
City of Hope Medical Center
Other
Eligibility
18 Years to 99 Years
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2027
U.S. locations
1
States / cities
Duarte, California
Source: ClinicalTrials.gov public record
Updated Feb 24, 2026 · Synced Oct 7, 2026, 4:12 AM EDT
Completed Not applicable Interventional

Effect of Meal Number, Frequency, and Form on Satiety and Metabolism After Weight Loss Surgery

NCT01938469
View directory record Official record
Conditions
Gastric Bypass Surgery, Obesity
Interventions
Liquid Meal, Solid Meal
Other
Lead sponsor
St. Luke's-Roosevelt Hospital Center
Other
Eligibility
21 Years to 60 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 29, 2016 · Synced Oct 7, 2026, 4:12 AM EDT
Completed Not applicable Interventional

Weight Loss & Comorbidity Resolution With LAGB Alone vs. LAGB With Gastric Plication

NCT01703546
View directory record Official record
Conditions
Morbid Obesity
Interventions
LAGB & LGCP
Procedure
Lead sponsor
Northwell Health
Other
Eligibility
18 Years and older
Enrollment
420 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2015
U.S. locations
2
States / cities
Syosset, New York
Source: ClinicalTrials.gov public record
Updated Jan 14, 2016 · Synced Oct 7, 2026, 4:12 AM EDT
Completed No phase listed Observational Results available

Changes in Ectopic Fat Following Surgically Induced Weight Loss

NCT00840307
View directory record Official record
Conditions
Obesity, Type 2 Diabetes
Interventions
Not listed
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2012
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Dec 13, 2017 · Synced Oct 7, 2026, 4:12 AM EDT
Completed No phase listed Observational

Reversal of Obese/Diabetic Cardiomyopathy After Gastric Bypass Surgery

NCT01067209
View directory record Official record
Conditions
Cardiomyopathy
Interventions
Not listed
Lead sponsor
Washington University School of Medicine
Other
Eligibility
35 Years to 70 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jan 11, 2024 · Synced Oct 7, 2026, 4:12 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 21, 2016 · Synced Oct 7, 2026, 4:12 AM EDT
Completed No phase listed Observational

Roux-en-Y Gastric Bypass and Weight Regain

NCT02302898
View directory record Official record
Conditions
Obesity
Interventions
Eating Behavior Evaluation, Measurement of Functional gastric volume, Measurement of gastric pouch and GJ size
Behavioral · Other
Lead sponsor
Washington University School of Medicine
Other
Eligibility
21 Years to 60 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Apr 9, 2018 · Synced Oct 7, 2026, 4:12 AM EDT
Recruiting No phase listed Observational

Advanced GastroInstestinal(GI) Surgery Training in Residency and Fellowship.

NCT07494318
View directory record Official record
Conditions
Gastro-Intestinal Disorder
Interventions
Advanced GI Surgery Training
Other
Lead sponsor
Methodist Health System
Other
Eligibility
Not listed
Enrollment
260 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2028
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jun 10, 2026 · Synced Oct 7, 2026, 4:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Nutritional Effect of an Amino Acid Mixture on Lean Body Mass (LBM) in Post-bariatric Surgery Patients

NCT00473356
View directory record Official record
Conditions
Obesity, Post-gastric Bypass
Interventions
receive amino acid supplement
Dietary Supplement
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2007 – 2010
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Nov 19, 2013 · Synced Oct 7, 2026, 4:12 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Efficacy of Vitamin D Supplementation in Bariatric Surgery Patients

NCT01385098
View directory record Official record
Conditions
Obesity, Vitamin D Deficiency
Interventions
Vitamin D3 and Calcium
Dietary Supplement
Lead sponsor
Vadim Sherman, MD
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
37 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2015
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Jan 23, 2018 · Synced Oct 7, 2026, 4:12 AM EDT
Suspended Phase 2Phase 3 Interventional

A Behavioral Intervention to Decrease Vomiting and Improve Weight Loss in Post-Operative Laparoscopic Adjustable Gastric Banding (LAGB) Patients

NCT01860053
View directory record Official record
Conditions
Bariatric Surgery Complications
Interventions
behavioral intervention
Behavioral
Lead sponsor
The Miriam Hospital
Other
Eligibility
18 Years to 70 Years
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2009
U.S. locations
1
States / cities
Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated May 22, 2013 · Synced Oct 7, 2026, 4:12 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers

Venlafaxine PK Following Bariatric Surgery

NCT02005107
View directory record Official record
Conditions
Roux en Y Gastric Bypass, Sleeve Gastrectomy
Interventions
Venlafaxine IR and Venlafaxine XR
Drug
Lead sponsor
North Dakota State University
Other
Eligibility
18 Years to 65 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
Fargo, North Dakota
Source: ClinicalTrials.gov public record
Updated Apr 6, 2016 · Synced Oct 7, 2026, 4:12 AM EDT
Completed Phase 3 Interventional

Impact of Gastric Bypass Surgery on Risk of CVD in Type 2 Diabetes Mellitus

NCT00444392
View directory record Official record
Conditions
Obese Patients, Type 2 Diabetes Mellitus
Interventions
Calorie controlled diabetic diet for the control patients
Behavioral
Lead sponsor
Vanderbilt University
Other
Eligibility
18 Years to 60 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Nov 21, 2016 · Synced Oct 7, 2026, 4:12 AM EDT
Completed No phase listed Observational

Gastric Ultrasound for Estimation of the Aspiration Risk Study

NCT03310528
View directory record Official record
Conditions
Respiratory Aspiration of Gastric Contents
Interventions
Interview questionnaire, Gastric ultrasound exam
Behavioral · Procedure
Lead sponsor
University of Florida
Other
Eligibility
18 Years to 99 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
1
States / cities
Gainesville, Florida
Source: ClinicalTrials.gov public record
Updated Sep 22, 2026 · Synced Oct 7, 2026, 4:12 AM EDT
Suspended Phase 2 Interventional

A Vaccine (Ad5.F35-hGCC-PADRE) for the Treatment of Gastrointestinal Adenocarcinoma

NCT04111172
View directory record Official record
Conditions
Pancreatic Ductal Adenocarcinoma, Colorectal Adenocarcinoma, Gastric Adenocarcinoma, Clinical Stage II Gastric Cancer AJCC v8, Clinical Stage IIA Gastric Cancer AJCC v8, Clinical Stage IIB Esophageal Adenocarcinoma AJCC v8, Clinical Stage IIB Gastric Cancer AJCC v8, Clinical Stage III Esophageal Adenocarcinoma AJCC v8, Clinical Stage III Gastric Cancer AJCC v8, Malignant Solid Neoplasm, Pathologic Stage II Gastric Cancer AJCC v8, Pathologic Stage IIB Esophageal Adenocarcinoma AJCC v8, Pathologic Stage IIB Gastric Cancer AJCC v8, Pathologic Stage III Esophageal Adenocarcinoma AJCC v8, Pathologic Stage III Gastric Cancer AJCC v8, Pathologic Stage IIIA Esophageal Adenocarcinoma AJCC v8, Pathologic Stage IIIB Esophageal Adenocarcinoma AJCC v8, Pathologic Stage IIIA Gastric Cancer AJCC v8, Pathologic Stage IIIB Gastric Cancer AJCC v8, Pathologic Stage IIIC Gastric Cancer AJCC v8, Stage I Pancreatic Cancer AJCC v8, Stage IA Pancreatic Cancer AJCC v8, Stage IB Pancreatic Cancer AJCC v8, Stage II Pancreatic Cancer AJCC v8, Stage IIA Pancreatic Cancer AJCC v8, Stage IIB Pancreatic Cancer AJCC v8, Stage III Colorectal Cancer AJCC v8, Stage III Pancreatic Cancer AJCC v8, Stage IIIA Colorectal Cancer AJCC v8, Stage IIIB Colorectal Cancer AJCC v8, Stage IIIC Colorectal Cancer AJCC v8, Stage IV Colorectal Cancer AJCC v8, Stage IVA Colorectal Cancer AJCC v8, Stage IVB Colorectal Cancer AJCC v8, Malignant Digestive System Neoplasm, Small Intestinal Adenocarcinoma, Stage III Small Intestinal Adenocarcinoma AJCC v8, Stage IIIA Small Intestinal Adenocarcinoma AJCC v8
Interventions
Adenovirus 5/F35-Human Guanylyl Cyclase C-PADRE
Biological
Lead sponsor
Thomas Jefferson University
Other
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2028
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 14, 2026 · Synced Oct 7, 2026, 4:12 AM EDT
Completed Not applicable Interventional

Impact of GBS on CVD in Type 2 Diabetes Mellitus

NCT00787670
View directory record Official record
Conditions
Obesity, Type 2 Diabetes Mellitus
Interventions
Diabetes Support and Education, gastric bypass surgery, Tissue Control Group
Other · Procedure
Lead sponsor
Duke University
Other
Eligibility
18 Years to 60 Years
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Feb 5, 2013 · Synced Oct 7, 2026, 4:12 AM EDT
Completed No phase listed Observational

Effects of GLP-1 Agonists on Gastric Volume

NCT05854979
View directory record Official record
Conditions
Diabetes, Gastric Content Aspiration, Glucagon-like Peptide 1, GLP-1
Interventions
Gastric Ultrasound
Diagnostic Test
Lead sponsor
Medical University of South Carolina
Other
Eligibility
18 Years and older
Enrollment
210 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Apr 25, 2024 · Synced Oct 7, 2026, 4:12 AM EDT