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Showing 1–24 of 43 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Laparoscopic sleeve procedures Clear all
Completed Not applicable Interventional

A Comparison of Single Port and Four Port Laparoscopic Gallbladder Removal

NCT01489436
View directory record Official record
Conditions
CHOLELITHIASIS
Interventions
Single-port cholecystectomy, Four-port laparoscopic cholecystectomy
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years and older
Enrollment
118 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
1
States / cities
Rochester, Minnesota
Source: ClinicalTrials.gov public record
Updated Mar 18, 2019 · Synced Sep 20, 2026, 5:20 AM EDT
Completed No phase listed Observational

WeighT LOSS Surgery and Comprehensive Cardiometabolic Responses to to EXercise

NCT06576050
View directory record Official record
Conditions
Heart Failure, Obesity, Weight Loss, Heart Failure With Preserved Ejection Fraction
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
40 Years and older
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Aug 12, 2026 · Synced Sep 20, 2026, 5:20 AM 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 Sep 20, 2026, 5:20 AM EDT
Completed Not applicable Interventional

Endoscopic Gastric Mucosal Devitalization (GMD) as a Primary Obesity Therapy

NCT03526263
View directory record Official record
Conditions
Obesity, Obesity, Morbid, Obesity; Endocrine, Bariatric Surgery Candidate
Interventions
Gastric mucosal devitalization
Procedure
Lead sponsor
Johns Hopkins University
Other
Eligibility
28 Years to 60 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 23, 2019 · Synced Sep 20, 2026, 5:20 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Single Anastomosis Duodenal Ileal Bypass (SADI) for Sleeve Revision

NCT04165694
View directory record Official record
Conditions
Bariatric Surgery Candidate, Severe Obesity
Interventions
Single Anastomosis Duodenal Ileal Bypass (SADI)
Procedure
Lead sponsor
Kaiser Permanente
Other
Eligibility
18 Years to 100 Years
Enrollment
54 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2025
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Aug 5, 2026 · Synced Sep 20, 2026, 5:20 AM EDT
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 Jul 28, 2026 · Synced Sep 20, 2026, 5:20 AM EDT
Terminated Not applicable Interventional

Crural Dissection in Sleeve Gastrectomy

NCT04168060
View directory record Official record
Conditions
Sleeve Gastrectomy
Interventions
Crura dissection, Sleeve gastrectomy, Hiatal hernia repair
Procedure
Lead sponsor
University of Miami
Other
Eligibility
18 Years to 69 Years
Enrollment
124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
1
States / cities
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Jun 2, 2025 · Synced Sep 20, 2026, 5:20 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 Sep 20, 2026, 5:20 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

fMRI and Appetite-Related Hormones Pre and Post Obesity Surgery

NCT01583725
View directory record Official record
Conditions
Obesity
Interventions
Liquid meal responses, fMRI responses to food-cues
Procedure · Behavioral
Lead sponsor
New York Obesity and Nutrition Research Center
Other
Eligibility
18 Years to 65 Years
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2015
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 26, 2024 · Synced Sep 20, 2026, 5:20 AM EDT
Not listed Not applicable Interventional

Pilot Study of the Endolumik Gastric Calibration Tube for Bariatric Surgery

NCT05486325
View directory record Official record
Conditions
Morbid Obesity
Interventions
Endolumik Gastric Calibration Tube (EGCT)
Device
Lead sponsor
Endolumik, Inc
Industry
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022
U.S. locations
1
States / cities
Morgantown, West Virginia
Source: ClinicalTrials.gov public record
Updated Aug 2, 2022 · Synced Sep 20, 2026, 5:20 AM 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 Sep 20, 2026, 5:20 AM 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 Sep 20, 2026, 5:20 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 Sep 20, 2026, 5:20 AM EDT
Completed Phase 1Phase 2 Interventional

Impact of Metabolic Surgery on Pancreatic, Renal and Cardiovascular Health in Youth With Type 2 Diabetes

NCT03620773
View directory record Official record
Conditions
Type 2 Diabetes Mellitus, Obesity, Bariatric Surgery Candidate, Nephropathy, Diabetic Kidney Disease, Diabetes Mellitus, Type 2, Diabetes Mellitus, Diabetes Complications, Weight Loss, Diabetic Nephropathies, Adolescent Obesity, Pediatric Obesity
Interventions
Aminohippurate Sodium Inj 20%, Iohexol Inj 300 mg/mL, Vertical Sleeve Gastrectomy, Renal Biopsy
Drug · Procedure
Lead sponsor
University of Colorado, Denver
Other
Eligibility
12 Years to 21 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
Aurora, Colorado
Source: ClinicalTrials.gov public record
Updated Jan 11, 2026 · Synced Sep 20, 2026, 5:20 AM EDT
Completed Phase 4 Interventional Accepts healthy volunteers Results available

Designing Optimal Prevention and Management of Postoperative Nausea and Emesis for Patients Undergoing Laparoscopic Sleeve Gastrectomy

NCT03435003
View directory record Official record
Conditions
Post-operative Nausea and Vomiting, Laparoscopic Sleeve Gastrectomy
Interventions
Aprepitant 80 mg Oral Capsule, scopolamine transdermal, Total intravenous anesthesia, Dexamethasone, Ondansetron, Reglan, Compazine, Sugammadex, Propofol, dexmedetomidine, Fentanyl, Sevoflurane, Desflurane
Drug · Procedure
Lead sponsor
Stony Brook University
Other
Eligibility
18 Years and older
Enrollment
83 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2019
U.S. locations
1
States / cities
Stony Brook, New York
Source: ClinicalTrials.gov public record
Updated Feb 13, 2024 · Synced Sep 20, 2026, 5:20 AM EDT
Not yet recruiting Not applicable Interventional

Comparison of AirSeal to DV5 Insufflation in Gastric Sleeve Procedures - The "CAT5-GS" Study

NCT07312006
View directory record Official record
Conditions
Pain, Postoperative
Interventions
AirSeal Insufflation system, DV5 Insufflation system
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
Miami, Florida
Source: ClinicalTrials.gov public record
Updated Dec 30, 2025 · Synced Sep 20, 2026, 5:20 AM EDT
Active, not recruiting Not applicable Interventional

Hepatic Energy Fluxes in NASH and NAS Patients

NCT03997422
View directory record Official record
Conditions
NASH - Nonalcoholic Steatohepatitis, NAS, Overweight or Obesity, Weight Loss, Bariatric Surgery Candidate
Interventions
Vertical Sleeve Gastrectomy (VSG)
Procedure
Lead sponsor
University of Minnesota
Other
Eligibility
40 Years to 67 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2030
U.S. locations
1
States / cities
Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Jun 3, 2026 · Synced Sep 20, 2026, 5:20 AM EDT
Terminated No phase listed Observational Accepts healthy volunteers

Mechanism of Weight Loss After Endoscopic and Laparoscopic Sleeve Procedures

NCT04006002
View directory record Official record
Conditions
Weight Loss, Reflux
Interventions
Metabolic and Hormonal profile
Other
Lead sponsor
Northwell Health
Other
Eligibility
18 Years to 75 Years
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2022
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Feb 13, 2022 · Synced Sep 20, 2026, 5:20 AM EDT
Completed No phase listed Observational

A Study of ECHELON 3000 (Next Generation Powered Stapler) in General Abdominal and Thoracic Lung Resection Procedures

NCT05519215
View directory record Official record
Conditions
Laparoscopic Sleeve Gastrectomy (LSG), Thoracic Lung Resection Procedure
Interventions
ECHELON 3000 Stapler
Device
Lead sponsor
Ethicon Endo-Surgery
Industry
Eligibility
Not listed
Enrollment
244 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
8
States / cities
Los Angeles, California • Washington D.C., District of Columbia • Atlanta, Georgia + 5 more
Source: ClinicalTrials.gov public record
Updated Jan 11, 2026 · Synced Sep 20, 2026, 5:20 AM EDT
Completed Not applicable Interventional

Laparoscopic Gastric Plication Operation for Patients With Severe or Morbid Obesity

NCT01207609
View directory record Official record
Conditions
Morbid Obesity
Interventions
Laparoscopic Gastric Plication
Procedure
Lead sponsor
Ponce, Jaime, M.D.
Individual
Eligibility
18 Years to 60 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2016
U.S. locations
2
States / cities
Dalton, Georgia • Chattanooga, Tennessee
Source: ClinicalTrials.gov public record
Updated Feb 1, 2016 · Synced Sep 20, 2026, 5:20 AM EDT
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 Sep 20, 2026, 5:20 AM EDT
Completed No phase listed Observational

A Videographic Study to Evaluate the Impact of a Pulsed Firing Technique on Staple Line Interventions in Laparoscopic Sleeve Gastrectomy

NCT03896061
View directory record Official record
Conditions
Hemostasis
Interventions
Laparoscopic sleeve procedures
Device
Lead sponsor
Ethicon, Inc.
Industry
Eligibility
Not listed
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
3
States / cities
Metairie, Louisiana • Buffalo, New York • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 23, 2020 · Synced Sep 20, 2026, 5:20 AM 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 Sep 20, 2026, 5:20 AM EDT
Terminated Not applicable Interventional

Total Joint Arthroplasty (TJA) Weight Loss Study

NCT05156762
View directory record Official record
Conditions
Osteoarthritis, Hip, Osteoarthritis, Knee, Obesity, Morbid
Interventions
Bariatric surgery, Medical weight loss, Patient research surveys, Total joint arthroplasty (TJA), Usual standard of care
Procedure · Behavioral · Other
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 13, 2025 · Synced Sep 20, 2026, 5:20 AM EDT