Clinical trials: Laparoscopic Gastric Bypass
Ulcer Disease After Gastric Bypass, Marginal Ulcer
Perforated Marginal Ulcer After Gastric Bypass
A common late complication after gastric bypass surgery is marginal ulceration that is defined as ulcers at the margins of the gastrojejunostomy, mostly on the jejunal side.
- Conditions
- Ulcer Disease After Gastric Bypass, Marginal Ulcer, Perforated Marginal Ulcer, Acutely Perforated Marginal Ulcer
- Trial name
- PerforatedMU (NCT01041196)
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- University of California, San Francisco
Obesity
RCT Comparing OAGB and Long Limb Roux Gastric Bypass
A prospective multicenter randomized controlled trial to compare the outcomes of one-anastomosis gastric bypass to long biliary limb Roux gastric bypass.
- Trial name
- OAGBvsLLbypass (NCT04812132)
- Testing
- One-anastomosis gastric bypass, Long biliary limb Roux gastric bypass
- Where
- Estonia
- Volunteers
- 500 people
- Sponsor
- Tartu University Hospital
Obesity
Binge Eating, Depression and Anxiety Outcomes After Sleeve Gastrectomy Versus Gastric Bypass: A Cohort Study
The goal of this clinical trial is to learn if the type of weight-loss surgery (sleeve gastrectomy or gastric bypass) affects binge eating, depression, and anxiety in adults with severe obesity.
- Trial name
- NCT07600411
- Testing
- Laparoscopic Sleeve Gastrectomy, Gastric Bypass
- Where
- Egypt
- Volunteers
- 100 people
- Sponsor
- Cairo University
Obesity
Impact of Laparoscopic Gastric Bypass Surgery and Weight Reduction on Lower Esophageal Sphincter (LES)
The purpose with this study is to investigate whether gastric bypass surgery and the following weight reduction impact the tone in esophageal sphincters and the esophageal function.
- Trial name
- NCT01672034
- Testing
- Laparoscopic gastric bypass surgery
- Where
- Sweden
- Sponsor
- Örebro University, Sweden
Bariatric Surgery (Gastric Bypass)
Linear vs. Circular Stapled Gastrojejunal Anastomosis in Bariatric Laparoscopic Gastric Bypass Surgery in Switzerland
Bariatric surgery has become one of the preferred options in treatment of severe obesity and its comorbidities in the Western world.
- Trial name
- NCT07483957
- Testing
- Linear anastomosis, Circular anastomosis
- Where
- Switzerland
- Volunteers
- 21,375 people
- Sponsor
- Cantonal Hospital of St. Gallen
Clinically Severe Obesity, Obesity Recidivism
Adding Malabsorption for Failed Gastric Bypass
The main aim of this study is to analyze and report the preliminary and intermediate term outcomes after laparoscopic revision Roux-en-Y gastric bypass surgery for weight recidivism.
- Conditions
- Clinically Severe Obesity, Obesity Recidivism, Inadequate Initial Weight Loss, Poor Weight Loss
- Trial name
- NCT01040481
- Where
- United States
- Volunteers
- 19 people
- Sponsor
- University of California, San Francisco
Obesity, Morbid, Type 2 Diabetes Mellitus
The Effects of the Laparoscopic Roux-en-Y Gastric Bypass and Laparoscopic Mini Gastric Bypass on the Remission of Type II Diabetes Mellitus
It is estimated that there will be 439-552 million people with type 2 diabetes mellitus (T2DM) globally in 2030. Type 2 Diabetes Mellitus is present in one quarter of patients at the bariatric outpatient clinic.
- Trial name
- DIABAR (NCT03330756)
- Testing
- laparoscopic Roux-en-Y gastric bypass, laparoscopic Mini gastric bypass
- Where
- Netherlands
- Volunteers
- 220 people
- Sponsor
- Slotervaart Hospital
Morbid Obesity, Metabolic Disease
Study Evaluating Metabolic Syndrome in Subjects Undergoing Gastric Bypass Bariatric Syndrome
Metabolic syndrome is rapidly emerging as an epidemic of global proportions and its definition is still evolving. Patients with this syndrome are at increased risk for cardiovascular disease, and at increased risk of mortality…
- Trial name
- NCT00283374
- Testing
- Laparoscopic Roux-en-Y Gastric Bypass
- Where
- 17 sites in United States, Italy and 1 more
- Volunteers
- 120 people
- Sponsor
- Wyeth is now a wholly owned subsidiary of Pfizer
Reflux Disease, Gastro-Esophageal, Vomiting, Postoperative
Antireflux Suture In One Anastomsis Gastric Bypass
To prevent refulx symptoms in a type of bariatric surgery, a suture is taken.there is no enough evidence in support of or against the suture.
- Trial name
- NCT07148492
- Testing
- Antireflux suture, No Antireflux suture
- Where
- Pakistan
- Volunteers
- 316 people, healthy volunteers welcome
- Sponsor
- Khyber Teaching Hospital
Obesity, Morbid
Clinical Outcomes of Single Stage Versus Two-stage Treatment of Severe Obesity
Laparoscopic Roux-en-Y gastric bypass (LRYGB) in super obese patients (BMI≥50kg/m2) is a challenging operation. Weight reduction with intragastric balloon (IGB) prior to LRYGB may improve operative outcomes and improves weight…
- Trial name
- NCT05146011
- Testing
- Gatsric balloon insertion
- Volunteers
- 155 people
- Sponsor
- Imperial College London
Evaluation of Expected Bone Loss After Bariatric Surgery, Possible Prevention of Bone Loss After Surgery by Calcium and Vitamin D Supplementation
Bone Metabolism After Laparoscopic Gastric Bypass Surgery (BABS)
Bariatric surgery leads to rapid weight loss in female and male patients. Less data are available about its impact on bone metabolism.
- Trial name
- BABS (NCT01739855)
- Testing
- Calciferol, calcium carbonate
- Where
- Austria
- Volunteers
- 160 people
- Sponsor
- Medical University of Vienna
Bariatric Surgery Candidate, Bariatric Surgical Procedure
Fat Taste Sensory Study
Fat is the most energy dense macronutrient and consuming fat has been positively correlated to obesity. Individuals afflicted with obesity crave fat more frequently, have a higher preference for fatty taste, and consume a higher…
- Trial name
- FaTSS (NCT03540693)
- Testing
- RYGB, SG, LAGB
- Where
- United States
- Volunteers
- 105 people, healthy volunteers welcome
- Sponsor
- University of Illinois at Urbana-Champaign
Biliary Obstruction
Laparoscopy-Assisted Transgastric ERCP
We describe a case of a 57-year-old patient with altered RYGB anatomy, who underwent a laparoscopic cholecystectomy with a intra-operative cholangiogram showing a stone on the common bile duct.
- Trial name
- NCT03925766
- Where
- Mexico
- Volunteers
- 1 people
- Sponsor
- Tecnologico de Monterrey
Weight Regain, Weight Recidivism
Laparoscopic Revision Gastric Bypass for Weight Recidivism
The main aim of this study is to analyze and report traditional, patient-centered, and composite intermediate-term outcomes after laparoscopic revision Roux-en-Y gastric bypass surgery for weight recidivism.
- Conditions
- Weight Regain, Weight Recidivism, Obesity Recidivism, Clinically Severe Obesity
- Trial name
- WR (NCT01040572)
- Where
- United States
- Volunteers
- 132 people
- Sponsor
- University of California, San Francisco
Obesity
Laparoscopic Ileal Interposition and Weight Regain
The investigators will study the Ileal interposition to the treatment of weight regain after Roux-en-Y gastric bypass, assessing weight loss, body composition, quality of life, metabolic biomarkers, inflammatory biomarkers, and…
- Trial name
- NCT05931939
- Testing
- Ileal Interposition, Traditional surgical technique
- Where
- Brazil
- Volunteers
- 30 people
- Sponsor
- Rio de Janeiro State University
Postoperative Complications
Sleeve Gastrectomy as a Standard Bariatric Procedure
This study compared differences in weight loss, comorbidity resolution and complications and reoperations between a recently established sleeve gastrectomy (SG) and prior laparoscopic Rox-en-Y gastric bypass (RYGB).
- Trial name
- NCT05336331
- Testing
- SG or a RYGB
- Where
- Sweden
- Volunteers
- 1,015 people
- Sponsor
- Umeå University
Type 2 Diabetes
Mechanisms of Diabetes Relapse After Bariatric Surgery
The objective of this study is to investigate the different mechanisms by which Gastric Bypass (GBP), laparoscopic adjustable gastric banding (LAGB) and vertical sleeve gastrectomy (VSG) affect glucose control.
- Trial name
- LAF26 (NCT01516320)
- Testing
- Roux-en-Y Gastric Bypass, Laparoscopic adjustable gastric banding, Vertical Sleeve Gastrectomy
- Where
- United States
- Volunteers
- 56 people
- Sponsor
- Blandine Laferrere
Obesity, Roux-en-y Anastomosis Site
FundoRing Roux-en-Y Gastric Bypass Versus FundoRing One Anastomosis Gastric Bypass
Metabolic and bariatric surgery (MBS) is an effective and durable treatment of severe obesity and its co-morbidities. Gastric bypass is one of the main MBS procedures and is performed using various surgical techniques.
- Conditions
- Obesity, Roux-en-y Anastomosis Site, Reflux Gastritis, Reflux Esophagitis
- Trial name
- FundoRing_RY (NCT07486765)
- Testing
- Laparoscopic FundoRing gastric bypass
- Where
- Kazakhstan
- Volunteers
- 200 people
- Sponsor
- The Society of Bariatric and Metabolic Surgeons of Kazakhstan
Morbid Obesity, Weight Loss
Laparoscopic Gastric Bypass Versus Laparoscopic Banded Gastric Bypass Randomized Prospective Clinical Trial
This study try to identify differences in length of operation, weight loss and complications, between two different bariatric surgical techniques, the laparoscopic Roux-en-Y gastric bypass and the laparoscopic Roux-en-Y banded…
- Conditions
- Morbid Obesity, Weight Loss, Postoperative Complications
- Trial name
- LGB-vs-LbGB (NCT02939664)
- Testing
- Banded (with polypropylene mesh) gastric bypass, Gastric bypass
- Where
- Spain
- Volunteers
- 80 people
- Sponsor
- Puerta de Hierro University Hospital
Obesity and Obesity-related Medical Conditions, Weight Regain
The Application of Gastric Bypass Stents in Patients with Weight Regain After Laparoscopic Sleeve Gastrectomy：a Feasibility Study
This study is based on the National Center for Integrated Traditional Chinese and Western Medicine, utilizing the centralized advantages of our department and integrating multiple disciplines (general surgery, endocrinology…
- Trial name
- DJBL for LSG (NCT06801496)
- Where
- China
- Volunteers
- 100 people
- Sponsor
- China-Japan Friendship Hospital