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Showing 1–24 of 129 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Gastrectomy Clear all
Completed Not applicable Interventional

Home Hospital for Bariatric Sleeve Gastrectomy

NCT05259111
View directory record Official record
Conditions
Bariatric Surgery Candidate, Bariatric Sleeve Gastrectomy, Home Hospital
Interventions
Home hospital
Other
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
21 Years to 55 Years
Enrollment
28 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 16, 2026 · Synced Jul 21, 2026, 6:48 PM EDT
Completed No phase listed Observational Results available

Taste Perception Pre and Post Bariatric Surgery

NCT01536197
View directory record Official record
Conditions
Morbid Obesity
Interventions
Gastric bypass, Gastric banding, Sleeve gastrectomy
Procedure
Lead sponsor
Washington University School of Medicine
Other
Eligibility
20 Years to 70 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 17, 2017 · Synced Jul 21, 2026, 6:48 PM EDT
Completed No phase listed Observational Results available

Gastric Tissue Stapler Comparison Study

NCT04086433
View directory record Official record
Conditions
Gastric Resection
Interventions
gastric tissue resection
Device
Lead sponsor
Standard Bariatrics
Industry
Eligibility
18 Years to 80 Years
Enrollment
36 participants
Timeline
2019
U.S. locations
1
States / cities
Buffalo, New York
Source: ClinicalTrials.gov public record
Updated Jun 24, 2020 · Synced Jul 21, 2026, 6:48 PM EDT
Completed Not applicable Interventional

Iron Supplement to Improve Iron Status Following Bariatric Surgery

NCT02404012
View directory record Official record
Conditions
Anemia, Iron Deficiency
Interventions
Oral iron supplementation
Dietary Supplement
Lead sponsor
Indiana University
Other
Eligibility
18 Years to 65 Years · Female only
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2021
U.S. locations
1
States / cities
West Lafayette, Indiana
Source: ClinicalTrials.gov public record
Updated Aug 4, 2022 · Synced Jul 21, 2026, 6:48 PM EDT
Completed No phase listed Observational

Post-Market Clinical Follow-Up of STRATAFIX™ Spiral PDS™ PLUS

NCT03937011
View directory record Official record
Conditions
Bariatric - Sleeve Gastrectomy Staple Line Reinforcement, Gynecology - Vaginal Cuff Closure
Interventions
Robotic Suturing of gastric sleeve oversew and vaginal cuff closure
Device
Lead sponsor
Ethicon, Inc.
Industry
Eligibility
18 Years and older
Enrollment
161 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
4
States / cities
Miami, Florida • Albany, New York • New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 16, 2026 · Synced Jul 21, 2026, 6:48 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available

Endostapler Sleeve Gastrectomy Study

NCT04617574
View directory record Official record
Conditions
Obesity
Interventions
AEON Endostapler, Endo GIA Reloads with Tri-Staple Technology
Device
Lead sponsor
Lexington Medical Inc.
Industry
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2021
U.S. locations
1
States / cities
Holyoke, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 21, 2021 · Synced Jul 21, 2026, 6:48 PM EDT
Withdrawn Phase 2 Interventional

Medications After Adolescent Bariatric Surgery

NCT04572217
View directory record Official record
Conditions
Pediatric Obesity
Interventions
Topiramate, Phentermine
Drug
Lead sponsor
Janey Pratt
Other
Eligibility
12 Years to 25 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Palo Alto, California
Source: ClinicalTrials.gov public record
Updated May 30, 2025 · Synced Jul 21, 2026, 6:48 PM EDT
Recruiting Not applicable Interventional

Truncal Vagotomy in Patients Undergoing Revisional Sleeve Gastrectomy to Gastric Bypass

NCT04901429
View directory record Official record
Conditions
GERD
Interventions
Truncal vagotomy
Procedure
Lead sponsor
Baylor Research Institute
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2028
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated May 24, 2025 · Synced Jul 21, 2026, 6:48 PM EDT
Completed Phase 2Phase 3 Interventional Results available

Study on the Use of Low Dose Ketamine After Gastric Bypass and Gastrectomy

NCT02452060
View directory record Official record
Conditions
Pain, Postoperative Depression
Interventions
Ketamine, Placebo Comparator
Drug · Other
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 65 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 15, 2020 · Synced Jul 21, 2026, 6:48 PM EDT
Recruiting Not applicable Interventional

Use of Transcutaneous Electrical Nerve Stimulation Device, Reletex Reliefband, With Current ERAS (Enhanced Recovery After Surgery) Protocol to Further Decrease Postoperative Nausea and Vomiting in the Bariatric Surgical Patient Within the First 24 Hours Postoperatively.

NCT07063979
View directory record Official record
Conditions
Postoperative Nausea and Vomiting, Bariatric Sleeve Gastrectomy
Interventions
Wearable Transcutaneous electrical Nerve Stimulation unit to mitigate postoperative nausea and vomiting (PONV) in the Bariatric Surgical Patient, A sham device that will mimic the active wearable device. It will look the same, and buzz but will not actually admit a low-leve electric current that would stimulate the nerves.
Device
Lead sponsor
University of Pennsylvania
Other
Eligibility
18 Years to 75 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
1
States / cities
Plainsboro, New Jersey
Source: ClinicalTrials.gov public record
Updated Jun 9, 2026 · Synced Jul 21, 2026, 6:48 PM EDT
Completed Phase 3 Interventional Results available

Prospective Randomized Trial Comparing Gastrectomy, Metastasectomy Plus Systemic Therapy Versus Systemic Therapy Alone: GYMSSA Trial

NCT00941655
View directory record Official record
Conditions
Gastric Cancer
Interventions
Oxaliplatin, Irinotecan, 5-Fluorouracil, Leucovorin, Gastrectomy and/or metastasectomy
Drug · Procedure
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 12, 2019 · Synced Jul 21, 2026, 6:48 PM 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 17, 2017 · Synced Jul 21, 2026, 6:48 PM EDT
Completed Not applicable Interventional Results available

Endoscopic vs. Suction Device Calibration in Sleeve Gastrectomy

NCT03939819
View directory record Official record
Conditions
Gastrectomy, Obesity
Interventions
ViSiGi® 3D suction calibration device, Esophagogastroduodenoscopy (EGD) calibration
Device
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
106 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated May 20, 2024 · Synced Jul 21, 2026, 6:48 PM EDT
Recruiting Not applicable Interventional

Mechanistic and Clinical Outcomes of a Surgical Innovation Aimed at Minimizing GERD Associated With VSG (INNOVATE-VSG)

NCT06783751
View directory record Official record
Conditions
Obesity, Bariatric Surgery, Sleeve Gastrectomy, Gastroesophageal Reflux Disease
Interventions
Modified Vertical Sleeve Gastrectomy (mVSG), Conventional Vertical Sleeve Gastrectomy (cVSG)
Procedure
Lead sponsor
University of California, Irvine
Other
Eligibility
18 Years to 65 Years
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
2
States / cities
Orange, California • San Diego, California
Source: ClinicalTrials.gov public record
Updated Jul 13, 2026 · Synced Jul 21, 2026, 6:48 PM EDT
Withdrawn Not applicable Interventional

Management of Symptomatic Gastric Sleeve Stenosis After Laparoscopic Sleeve Gastrectomy

NCT04781946
View directory record Official record
Conditions
Gastric Stenosis
Interventions
Endoscopic pneumatic balloon dilation, Gastric peroral endoscopic myotomy (G-POEM), Roux-en-Y gastric bypass (RYGB)
Procedure
Lead sponsor
Johns Hopkins University
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 12, 2023 · Synced Jul 21, 2026, 6:48 PM EDT
Completed Not applicable Interventional Results available

Study of ECHELON ENDOPATH(TM) Staple Line Reinforcement

NCT04544865
View directory record Official record
Conditions
Gastric Procedures, Lung Resection Procedures
Interventions
Staple Line Reinforcement
Device
Lead sponsor
Ethicon Endo-Surgery
Industry
Eligibility
18 Years and older
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
8
States / cities
Indianapolis, Indiana • Baton Rouge, Louisiana • Detroit, Michigan + 5 more
Source: ClinicalTrials.gov public record
Updated Dec 4, 2023 · Synced Jul 21, 2026, 6:48 PM EDT
Completed Phase 2 Interventional Results available

Heated Mitomycin and Cisplatin During Surgery in Treating Patients With Stomach or Gastroesophageal Cancer

NCT02891447
View directory record Official record
Conditions
Gastric Adenocarcinoma, Gastroesophageal Junction Adenocarcinoma, Peritoneal Carcinomatosis
Interventions
Cisplatin, Hyperthermic Intraperitoneal Chemotherapy, Mitomycin
Drug
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2023
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Jul 21, 2026, 6:48 PM EDT
Completed No phase listed Observational

Evaluation of a Powered Stapler System on Surgical Interventions Required During Laparoscopic Sleeve Gastrectomy

NCT02358785
View directory record Official record
Conditions
Obesity
Interventions
ECHELON FLEX™ Powered Plus Stapler
Device
Lead sponsor
Ethicon Endo-Surgery
Industry
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
4
States / cities
Metairie, Louisiana • Charlotte, North Carolina • Winston-Salem, North Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 10, 2017 · Synced Jul 21, 2026, 6:48 PM EDT
Not listed Not applicable Interventional

Cryoablation for Benign Gastrointestinal Anastomotic Strictures

NCT04372784
View directory record Official record
Conditions
Esophageal Stricture, Duodenal Stricture, Jejunal Stricture, Anastomotic Stricture of Small Intestine
Interventions
Cryotherapy, Esophagogastroduodenoscopy with Balloon Dilatation
Device · Procedure
Lead sponsor
University of Southern California
Other
Eligibility
18 Years and older
Enrollment
124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 4, 2020 · Synced Jul 21, 2026, 6:48 PM EDT
Not yet recruiting Not applicable Interventional

Autonomic Neural Blockade in Bariatric Surgery

NCT07104825
View directory record Official record
Conditions
Bariatric Surgery Candidate, Pain, Postoperative, Nausea and Vomiting, Postoperative, Opioid Use
Interventions
Intraoperative autonomic neural blockade (ANB), Laparoscopic Standard of Care Abdominal Wall Block
Procedure
Lead sponsor
Endeavor Health
Other
Eligibility
18 Years to 90 Years
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Evanston, Illinois
Source: ClinicalTrials.gov public record
Updated Jan 28, 2026 · Synced Jul 21, 2026, 6:48 PM EDT
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 21, 2026, 6:48 PM EDT
Active, not recruiting No phase listed Observational

Comparison Between Gastric Band, Laparoscopic Sleeve Gastrectomy, Gastric Bypass Surgeries

NCT02004561
View directory record Official record
Conditions
Obese Adolescents
Interventions
Not listed
Lead sponsor
Yale University
Other
Eligibility
14 Years to 19 Years
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2026
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Sep 15, 2025 · Synced Jul 21, 2026, 6:48 PM EDT
Completed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Healthy Body, Healthy Bones After Bariatric Surgery Trial

NCT04279392
View directory record Official record
Conditions
Bariatric Surgery Candidate, Bone Loss, Bone Resorption
Interventions
Zoledronic Acid 5 mg/Bag 100 ml Inj, Placebos
Drug
Lead sponsor
University of Nebraska
Other
Eligibility
19 Years and older
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2022
U.S. locations
1
States / cities
Omaha, Nebraska
Source: ClinicalTrials.gov public record
Updated Sep 23, 2024 · Synced Jul 21, 2026, 6:48 PM EDT
Enrolling by invitation Phase 4 Interventional

Pain Management Study

NCT05231460
View directory record Official record
Conditions
Pain, Postoperative
Interventions
Active Comparator: narcotic regimen with TAP block, Active Comparator: narcotic regimen with no TAP block, non-narcotic regimen with TAP block, non-narcotic regimen with no TAP block
Drug
Lead sponsor
University of Arizona
Other
Eligibility
18 Years and older
Enrollment
244 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Phoenix, Arizona
Source: ClinicalTrials.gov public record
Updated Aug 23, 2025 · Synced Jul 21, 2026, 6:48 PM EDT