Clinical trials: Gastric Bypass
Hypoglycemia, Gastric Outlet Obstruction
Endoscopic Ultrasound-guided Large Diameter Lumen-apposing Metal Stent Gastro-gastrostomy for Bypass Reversal in Patients With Roux-en-y Gastric Bypass
The primary objective of this open-label pilot study is to investigate whether an endoscopically placed lumen apposing metal stent is an effective alternative to surgery in patients that have a clear indication for reversal of…
- Conditions
- Hypoglycemia, Gastric Outlet Obstruction, Steatohepatitis, Parenteral Support
- Trial name
- LABOR (NCT05640947)
- Testing
- The Hot AXIOS™ Stent and Electrocautery-Enhanced Delivery System
- Where
- 2 sites in Belgium
- Volunteers
- 20 people
- Sponsor
- University Hospital, Ghent
Gastric Bypass Surgery
Ex Vivo Evaluation of Laser Induced Thermal Tissue Damage
This clinical study has been initiated to assess the effect of laser exposure on human skin and determine the threshold for tissue damage. The tissue specific effects will be evaluated through histological evaluation.
- Trial name
- NCT03402347
- Testing
- Non-ionising radiation
- Where
- Denmark
- Volunteers
- 2 people
- Sponsor
- RSP Systems A/S
Metabolic Dysfunction-Associated Steatotic Liver Disease, Metabolic Dysfunction-Associated Steatohepatitis
Metabolic Flux Analysis in Metabolic Dysfunction-Associated Steatotic Liver Disease
This prospective, single-center pilot study will evaluate metabolic flux dysregulation in adults with obesity and suspected or confirmed metabolic dysfunction-associated steatotic liver disease (MASLD) who are scheduled for…
- Conditions
- Metabolic Dysfunction-Associated Steatotic Liver Disease, Metabolic Dysfunction-Associated Steatohepatitis, Obesity, Bariatric Surgery
- Trial name
- MASLD (NCT07760909)
- Testing
- Bariatric surgery, Stable isotope tracer infusion, MRI/MRE
- Volunteers
- 20 people
- Sponsor
- Vanderbilt University Medical Center
Morbid Obesity, Weight Loss
Effects of Long Biliopancreatic Limb vs. Long Alimentary Limb in Superobesity, a Randomized Study
Super Obesity, i.e. a BMI above 50, is difficult to treat. Normal gastric bypass surgery is not always enough for proper weight control. Bypassing a longer segment of the gut may be more beneficial.
- Trial name
- NCT01514799
- Testing
- gastric bypass
- Where
- Sweden
- Volunteers
- 140 people
- Sponsor
- Aleris Obesity
Diabetes Mellitus, Type 2, Obesity
Effect of Roux-en-Y Gastric Bypass or Gastric Sleeve Surgery on Type 2 Diabetes
Roux-en-Y Gastric Bypass surgery (RYGB) ameliorates type 2 diabetes within days after surgery. Studies indicate that the gastric sleeve procedure has comparable effect on type 2 diabetes, but to what extent and how is not fully…
- Trial name
- NCT02713555
- Testing
- Roux-en-Y Gastric Bypass, Gastric Sleeve
- Where
- Denmark
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Aarhus
Morbid Obesity
Bariatric Surgery and HDL-cholesterol
Objective: to assess the effect of gastric bypass on HDL-cholesterol concentration and its Apolipoprotein A4 content at 1 year following bariatric surgery in comparison with a hypocaloric diet.
- Trial name
- NCT01707771
- Testing
- Roux-en-Y gastric bypass, diet and lifestyle modifications
- Where
- Italy
- Volunteers
- 40 people
- Sponsor
- Catholic University of the Sacred Heart
Gastroesophageal Reflux Disease, Obesity
Reflux Disease After Gastric Bypass Versus Sleeve Gastrectomy in Morbid Obese Patients: an Italian Study
The study aims to clarify if GERD, defined by results of 24 hours potential of hydrogen (pH) monitoring and abnormal DeMeester Score (DMS), in obese patients could worsen after Sleeve Gastrectomy (SG) more than after RYGBP.
- Trial name
- ReBvSS (NCT04763993)
- Testing
- Roux-en-Y-Gastric bypass, Sleeve gastrectomy, SG
- Volunteers
- 128 people
- Sponsor
- Niguarda Hospital
Obesity, Bariatric Surgery
Does Participation in a Pre-Operative Physical Activity Program Improve Patient Outcomes and Quality of Life?
The primary objective of the study is to determine whether participation in a pre-bariatric surgery physical activity and behavior modification/education program (ENCOURAGEING START) that is tailored to the unique needs of obese…
- Conditions
- Obesity, Bariatric Surgery, Roux-En-Y Gastric Bypass, Exercise
- Trial name
- NCT03049696
- Testing
- ENCOURAGEING START
- Where
- Canada
- Volunteers
- 48 people
- Sponsor
- University of Manitoba
Morbid Obesity, Hernia
Minimally Invasive Surgery (MIS) Database for the Purpose of Research
The Minimally Invasive Surgery Team (MIST) are establishing a separate research database to find out more about patient's undergoing minimally invasive surgery (laparoscopic , open and robot assisted) procedures at UCSD.
- Conditions
- Morbid Obesity, Hernia, Colorectal Cancer, Laparoscopy
- Trial name
- NCT00535990
- Where
- United States
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- University of California, San Diego
Gastric Cancer
Surgery for Obstructed Gastric Carcinoma
The goal of this clinical trial is to find the best treatment for obstructed gastric carcinoma in gastric cancer patients. It will include all patients with obstructed gastric cancer with different ages and sex who consented to…
- Trial name
- NCT07435025
- Testing
- palliative gastric resection, palliative bypass
- Where
- Egypt
- Volunteers
- 63 people
- Sponsor
- Zagazig University
Obesity
Effect of Prebiotic and Synbiotic Supplementation in Individuals Undergoing Roux-en-y Gastric Bypass.
The study will recruit patients submitted to bariatric surgery. Individuals will be supplemented with 6g/day of prebiotic or synbiotic or placebo (maltodextrin) for 15 days.
- Trial name
- NCT02158676
- Testing
- Prebiotic, Synbiotic
- Where
- Brazil
- Volunteers
- 18 people
- Sponsor
- Universidade Federal de Santa Catarina
Bariatric Surgery Candidate, Protein Deficiency
Effect of Protein Supplementation on Fat Free Mass Preservation After Bariatric Surgery
This double blind randomized placebo controlled trial investigates the effect of protein supplementation on fat free mass loss in patients who underwent a Roux-en-Y gastric bypass.
- Conditions
- Bariatric Surgery Candidate, Protein Deficiency, Muscle Loss
- Trial name
- PROMISE (NCT05570474)
- Testing
- Protein drink supplementation
- Where
- Netherlands
- Volunteers
- 266 people
- Sponsor
- Maasstad Hospital
Type 2 Diabetes Mellitus
Treatment of Diabetes After Gastric Bypass With Sitagliptin
The purpose of this study is to assess whether Januvia (sitagliptin phosphate 100mg) is safe and effective for the treatment of Type 2 Diabetes in patients who have had Gastric Bypass.
- Trial name
- LAF33 (NCT01512797)
- Testing
- Sitagliptin phosphate
- Where
- United States
- Volunteers
- 37 people
- Sponsor
- Blandine Laferrere
Glucose Metabolism Disorders, Obesity
Effect of Meal Texture on Glucose-metabolism and Gut Hormone Response After Bariatric Surgery
The investigators want to evaluate the difference in glucose metabolism and intestinal hormonal response after a liquid meal versus a solid meal in patients after bariatric surgery.
- Conditions
- Glucose Metabolism Disorders, Obesity, Sleeve Gastrectomy, Gastric Bypass
- Trial name
- Obesity (NCT04082923)
- Testing
- Liquid meal, Solid meal
- Where
- Denmark
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Hvidovre University Hospital
Bariatric Surgery Candidate
Alcohol Related Impairment and Reinforcement: Pre to Post Roux en Y Gastric Bypass Surgery
The proposed project will help to understand the changes in reinforcement and impairment experienced by Roux en Y bariatric surgery (RYGB) patients who consume alcohol.
- Trial name
- NCT02370732
- Testing
- Alcohol
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Neuropsychiatric Research Institute, Fargo, North Dakota
Iron Deficiency Anemia Associated With Non-Dialysis Dependent Chronic Kidney Disease, Iron Deficiency Anaemia Due to Dietary Causes
The Role of Ferric Carboxymaltose in the Treatment of Pediatric Iron Deficiency Anemia in the Emergency Department
The goal of this project is to assess the feasibility, clinical effectiveness, and cost-effectiveness of IV iron therapy using ferric carboxymaltose (FCM) as a treatment for pediatric patients with iron deficiency anemia (IDA) in…
- Conditions
- Iron Deficiency Anemia Associated With Non-Dialysis Dependent Chronic Kidney Disease, Iron Deficiency Anaemia Due to Dietary Causes, Iron Deficiency Anemia Treatment, Iron Deficiency Anemia Secondary to IBD or Gastric Bypass
- Trial name
- ED-Heme FCM (NCT07414199)
- Testing
- Ferric Carboxymaltose (FCM), Ferrous Sulfate
- Volunteers
- 150 people
- Sponsor
- Children's Hospital of Orange County
Severe Obesity
Comorbidity After Gastric Bypass
To evaluate effect on comorbid disease and weight loss in the long-term (>five years) after Roux-en-Y gastric bypass (RYGB) surgery for severe obesity.
- Trial name
- NCT02710786
- Testing
- Gastric bypass
- Where
- Sweden
- Volunteers
- 25,000 people
- Sponsor
- Uppsala University
Atrial Fibrillation, Obesity and Obesity-related Medical Conditions
Metabolic Surgery for Atrial Fibrillation Elimination
Atrial fibrillation (AF) is the most common sustained cardiac arrhythmia. It is estimated that between 3 and 6 million Americans are currently living with AF, while 12 million people in the United States will have AF in 2030.
- Trial name
- METSAFE (NCT07027969)
- Testing
- Roux-en-Y Gastric Bypass or Sleeve Gastrectomy, Anti-Obesity Medication (AOM) treatment
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Ali Aminian
Morbid Obesity
Long-term Adverse Effects After Bariatric Surgery on Bone Density
The goal of this trial is to examine long-term effects of laparoscopic gastric bypass (LRYGB) and sleeve gastrectomy (LSG) on bone mineral density, fracture risk, and body composition ≥ 5 years post-surgery.
- Trial name
- FUB-A (NCT03410459)
- Testing
- DEXA (= Dual-energy x-ray absorptiometry)
- Where
- Switzerland
- Volunteers
- 140 people
- Sponsor
- University Hospital, Basel, Switzerland
Atherosclerotic Cardiovascular Disease, Subclinical Disease and/or Syndrome
Gastric Bypass Versus Best Medical Treatment on Progression of Carotid-intima Media Thickness in Type 2 Diabetes Mellitus (T2DM)
Background: Type 2 Diabetes Mellitus (T2DM) is associated with an increased burden for cardiovascular disease (CVD). Multifactorial interventions are necessary to reduce the CV risk in T2DM.
- Trial name
- EURDSS (NCT01353066)
- Testing
- Intensive Medical Treatment, IMM+Roux-en-Y Gastric Bypass (RYGBP)
- Where
- Spain
- Volunteers
- 240 people
- Sponsor
- Hospital Clinic of Barcelona