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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Gastrectomy Clear all
Recruiting Not applicable Interventional

Post-sleeve Gastrectomy Gastroesophageal Reflux Disease Prediction

NCT04411823
View directory record Official record
Conditions
Gastroesophageal Reflux, Sleeve Gastrectomy, Bariatric Surgery Complication
Interventions
EndoFLIP measurement
Device
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2028
U.S. locations
2
States / cities
Orlando, Florida • Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 4, 2026 · Synced Jun 10, 2026, 9:15 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 – 2027
U.S. locations
2
States / cities
Orange, California • San Diego, California
Source: ClinicalTrials.gov public record
Updated Apr 12, 2026 · Synced Jun 10, 2026, 9:15 PM EDT
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

Zynrelef vs Exparel: The Battle of Postoperative Pain Control After Robotic Sleeve Gastrectomy

NCT06349772
View directory record Official record
Conditions
Post Operative Pain
Interventions
Zynrelef, Exparel
Drug
Lead sponsor
Texas Tech University Health Sciences Center
Other
Eligibility
18 Years to 65 Years
Enrollment
130 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2025
U.S. locations
1
States / cities
Lubbock, Texas
Source: ClinicalTrials.gov public record
Updated Mar 20, 2025 · Synced Jun 10, 2026, 9:15 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Multicenter Endoscopic Sleeve Gastrectomy (ESG) Trial (MERIT Trial)

NCT03406975
View directory record Official record
Conditions
Obesity, Hypertension, Diabetes Mellitus, Type 2
Interventions
Overstitch Endoscopic Suture System, Lifestyle Intervention
Device · Behavioral
Lead sponsor
Mayo Clinic
Other
Eligibility
21 Years to 65 Years
Enrollment
208 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2021
U.S. locations
9
States / cities
Orlando, Florida • Chicago, Illinois • Evanston, Illinois + 6 more
Source: ClinicalTrials.gov public record
Updated Oct 17, 2022 · Synced Jun 10, 2026, 9:15 PM EDT
Not listed Phase 4 Interventional

ZYNRELEF® for Postoperative Analgesia After Laparoscopic Sleeve Gastrectomy

NCT05863221
View directory record Official record
Conditions
Post Operative Pain, Acute, Bariatric Surgery Candidate, Postoperative Pain
Interventions
ZYNRELEF 200Mg-6Mg Extended-Release Solution
Drug
Lead sponsor
Dr. Yannis Raftopoulos
Other
Eligibility
18 Years and older
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Holyoke, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 17, 2023 · Synced Jun 10, 2026, 9:15 PM EDT
Not yet recruiting Phase 2 Interventional

The Efficacy of PIPAC and Minimally Invasive Radical Resection in High-risk Gastric Cancer Patients.

NCT06295094
View directory record Official record
Conditions
Gastric Cancer, Chemotherapy, Adjuvant, Peritoneal Metastases, Minimally Invasive Surgical Procedures
Interventions
Cisplatin, Doxorubicin
Drug
Lead sponsor
Odense University Hospital
Other
Eligibility
18 Years to 80 Years
Enrollment
264 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Duarte, California
Source: ClinicalTrials.gov public record
Updated Mar 5, 2024 · Synced Jun 10, 2026, 9:15 PM EDT
Not yet recruiting Not applicable Interventional

Gastrectomy at Low Pressure Trial - (GALPT)

NCT07313930
View directory record Official record
Conditions
Pain, Postoperative
Interventions
AirSeal® Insufflation System (AIS), Lexicon AP 50/30 Insufflator
Device
Lead sponsor
SurgiQuest, Inc.
Industry
Eligibility
22 Years to 65 Years
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
1
States / cities
Stamford, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 1, 2026 · Synced Jun 10, 2026, 9:15 PM EDT
Recruiting Not applicable Interventional

Stanford Program to Accelerate Robotic Children's Surgery

NCT06671639
View directory record Official record
Conditions
Sleeve Gastrectomy, Cholecystectomy, Splenectomy, Hysterectomy, Endometriosis, Ureteral Re-implant, Cervical and Thoracic Tracheoplasty, Thymectomy, Lobectomy/Wedge Lung Resection, Lung Segmentectomy, Bronchoplasty, Endoscopic Laryngeal/Pharyngeal Suturing, Vocal Feminization, Laryngeal Cleft Repair, Endolaryngeal Adjacent Tissue Transfer, Pharyngoplasty, Ileocolonic Resections, Laryngoplasty, Proctectomy With Ileal Pouch-Anal Anastomosis
Interventions
da Vinci Xi Robotic Surgery System
Device
Lead sponsor
Stanford University
Other
Eligibility
6 Years to 21 Years
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Stanford, California
Source: ClinicalTrials.gov public record
Updated Apr 29, 2026 · Synced Jun 10, 2026, 9:15 PM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

The Effect of Liposomal Bupivacaine on Post Operative Pain and Narcotic Use After Bariatric Surgery

NCT03196505
View directory record Official record
Conditions
Bariatric Surgery Candidate, Pain, Postoperative
Interventions
Exparel 266 MG Per 20 ML Injection, Bupivacaine
Drug
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 65 Years
Enrollment
231 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Fresno, California
Source: ClinicalTrials.gov public record
Updated Nov 24, 2020 · Synced Jun 10, 2026, 9:15 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Changes in Body Composition Following Bariatric Surgery

NCT02148068
View directory record Official record
Conditions
Obesity
Interventions
Bariatric Surgery
Procedure
Lead sponsor
Peter Nau
Other
Eligibility
18 Years to 65 Years
Enrollment
136 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2018
U.S. locations
1
States / cities
Iowa City, Iowa
Source: ClinicalTrials.gov public record
Updated Nov 19, 2018 · Synced Jun 10, 2026, 9:15 PM EDT
Completed Phase 4 Interventional Results available

Prospective, Double Blind, Placebo Control, Bariatric IV Ace

NCT02452320
View directory record Official record
Conditions
Obesity
Interventions
intravenous acetaminophen, Placebo
Drug
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
136 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 19, 2018 · Synced Jun 10, 2026, 9:15 PM EDT
Withdrawn Phase 4 Interventional Accepts healthy volunteers

Laparoscopic Sleeve Gastrectomy Plus Weight Watchers vs. Weight Watchers Alone in Underserved Minority Women

NCT01929850
View directory record Official record
Conditions
Morbid Obesity
Interventions
Laparscopic Sleeve Gastrectomy, Weight Watchers Program
Procedure · Behavioral
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years to 65 Years · Female only
Healthy volunteers
Accepts healthy volunteers
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 7, 2015 · Synced Jun 10, 2026, 9:15 PM EDT
Not yet recruiting Not applicable Interventional

Gastric Ultrasound in Patients Who Have Undergone Bariatric Surgery

NCT07310875
View directory record Official record
Conditions
Obesity, Weight Loss, Gastrectomy
Interventions
Gastric Point of Care Ultrasound
Procedure
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 85 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 29, 2025 · Synced Jun 10, 2026, 9:15 PM EDT
Withdrawn No phase listed Observational

Transvaginal NOTES Sleeve Gastrectomy

NCT01402505
View directory record Official record
Conditions
Obesity
Interventions
Transvaginal NOTES sleeve gastrectomy
Procedure
Lead sponsor
University of California, San Diego
Other
Eligibility
18 Years to 75 Years · Female only
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2018
U.S. locations
1
States / cities
San Diego, California
Source: ClinicalTrials.gov public record
Updated Mar 30, 2020 · Synced Jun 10, 2026, 9:15 PM EDT
Completed Not applicable Interventional

Effects of Wolffia Globosa (Mankai) in Patients Undergoing Bariatric Surgery.

NCT03999632
View directory record Official record
Conditions
Bariatric Surgery Candidate, Diet Modification
Interventions
Dietary modification with introduction of Mankai
Other
Lead sponsor
Cleveland Clinic Florida
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2020
U.S. locations
1
States / cities
Weston, Florida
Source: ClinicalTrials.gov public record
Updated Feb 3, 2021 · Synced Jun 10, 2026, 9:15 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 Jun 10, 2026, 9:15 PM EDT
Completed Phase 4 Interventional Results available

Unilateral TAP Block for Laparoscopic Gastric Sleeve Surgery

NCT03856788
View directory record Official record
Conditions
Laparoscopic Sleeve Gastrectomy, Subcostal Transversus Abdominis Plane Block
Interventions
Saline, Bupivacaine
Drug
Lead sponsor
Icahn School of Medicine at Mount Sinai
Other
Eligibility
18 Years to 80 Years
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Oct 16, 2022 · Synced Jun 10, 2026, 9:15 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Cerebrospinal Fluid Biomarkers in Bariatric Surgery

NCT04350892
View directory record Official record
Conditions
Obesity
Interventions
Roux-en-Y Gastric Bypass (RYGB), Sleeve Gastrectomy (SG), Very Low Calorie Diet (VLCD)
Procedure · Behavioral
Lead sponsor
Columbia University
Other
Eligibility
18 Years to 65 Years
Enrollment
51 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2025
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 27, 2026 · Synced Jun 10, 2026, 9:15 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 Jun 10, 2026, 9:15 PM EDT
Completed Phase 4 Interventional

Botulinum Toxin Pyloroplasty to Reduce Postoperative Nausea and Vomiting After Sleeve Gastrectomy

NCT03701919
View directory record Official record
Conditions
Bariatric Surgery, Postoperative Nausea and Vomiting
Interventions
Botulinum toxin pyloroplasty, Normal saline pyloric injection
Drug
Lead sponsor
Albany Medical College
Other
Eligibility
18 Years to 90 Years
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Albany, New York
Source: ClinicalTrials.gov public record
Updated Apr 9, 2023 · Synced Jun 10, 2026, 9:15 PM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Effects of Assisted Robotic vs Laparoscopic Sleeve Gastrectomy

NCT06425016
View directory record Official record
Conditions
Post Operative Pain, Laparoscopic Sleeve Gastrectomy, Robotic Sleeve Gastrectomy, Obesity, Bariatric Surgery Candidate, Quality of Life
Interventions
Laparoscopic Sleeve Gastrectomy (LSG), Robotic Sleeve Gastrectomy (RSG)
Procedure
Lead sponsor
Ricard Corcelles
Other
Eligibility
18 Years to 70 Years
Enrollment
91 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2027
U.S. locations
1
States / cities
Cleveland, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 9, 2025 · Synced Jun 10, 2026, 9:15 PM EDT
Completed Phase 3 Interventional

Laparoscopic Sleeve Gastrectomy With and Without Omentectomy

NCT00434525
View directory record Official record
Conditions
Morbid Obesity
Interventions
Laparoscopic restrictive procedure, Sleeve gastrectomy
Procedure
Lead sponsor
North Texas Veterans Healthcare System
Federal
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Dec 14, 2009 · Synced Jun 10, 2026, 9:15 PM EDT
Recruiting Early Phase 1 Interventional Accepts healthy volunteers

The Effects of Bariatric Surgeries on Glucose Metabolism

NCT02823665
View directory record Official record
Conditions
Post Bariatric Surgery, Gastric Bypass, Sleeve Gastrectomy, Hypoglycemia After Gastric Bypass
Interventions
Exendin-(9-39), Atropine
Drug
Lead sponsor
The University of Texas Health Science Center at San Antonio
Other
Eligibility
18 Years to 65 Years
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2027
U.S. locations
2
States / cities
San Antonio, Texas
Source: ClinicalTrials.gov public record
Updated Sep 8, 2025 · Synced Jun 10, 2026, 9:15 PM EDT
Completed No phase listed Observational

The Effect of Sleeve Gastrectomy on Food Preference

NCT02124993
View directory record Official record
Conditions
Severe Obesity
Interventions
Questionnaire
Other
Lead sponsor
Pennington Biomedical Research Center
Other
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
1
States / cities
Baton Rouge, Louisiana
Source: ClinicalTrials.gov public record
Updated Jan 10, 2016 · Synced Jun 10, 2026, 9:15 PM EDT