Clinical trials: Roux-en-Y Gastric Bypass
Roux-en Y Gastric Bypass
Feasibility and Health-economic Evaluation of Remote Clinical Monitoring Enabling Same-day Discharge After Bariatric Surgery
The ultimate goal of this research is to optimize care for patients undergoing laparoscopic bariatric surgery while alleviating pressure on hospital resources and staff.
- Trial name
- REMABS (NCT07483775)
- Testing
- remote clinical monitoring, Control group
- Where
- Belgium
- Volunteers
- 40 people
- Sponsor
- Jessa Hospital
Bariatric Surgery, Roux-en Y Gastric Bypass
Gastro-Intestinal Digestion and Physiology After Bariatric Surgery
The goal of this clinical trial is to characterize gastrointestinal digestion and physiology in patients after bariatric surgery, or people living with obesity.
- Conditions
- Bariatric Surgery, Roux-en Y Gastric Bypass, Sleeve Gastrectomy, Obesity & Overweight
- Trial name
- GIBa (NCT07286968)
- Testing
- Gastro-intestinal aspiration, Telemetric
- Where
- Netherlands
- Volunteers
- 51 people
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Diabetes, Insulin Resistance
Physiologic and Functional Adaptations of Insulin Sensitive Tissues
The long-term goal is to understand the mechanisms of intestinal nutrient sensing and signal relays to insulin sensitive tissues (adipose, skeletal muscle, liver) in humans.
- Conditions
- Diabetes, Insulin Resistance, Obesity, Bariatric Surgery Candidate
- Trial name
- NCT03407833
- Testing
- Endoscopy biopsy, Surgical biopsy, Mixed-meal tolerance test
- Where
- United States
- Volunteers
- 500 people
- Sponsor
- Vanderbilt University Medical Center
Obesity, Metabolic Syndrome
The Predictive Role of Preoperative Pentraxin-3 (PTX3) in Metabolic and Inflammatory Outcomes After Roux-en-Y Gastric Bypass
This study evaluated the prognostic value of preoperative pentraxin-3 (PTX3) levels in predicting weight loss, inflammatory resolution (CRP, IL-6), and metabolic improvements (HOMA-IR) following Roux-en-Y gastric bypass in…
- Conditions
- Obesity, Metabolic Syndrome, Insulin Resistance, Inflammation
- Trial name
- PTX3-BYPASS (NCT07241741)
- Testing
- Biomarker Stratification by PTX3
- Volunteers
- 23 people
- Sponsor
- Istanbul University
Obesity, Roux-en-Y Gastric Bypass
A Post-market, Observational Registry With the easyEndoTM Universal Linear Cutting Stapler in Laparoscopic Bariatric Surgery
The purpose of this observational registry is to evaluate the safety and performance of the easyEndoTM Universal Linear Cutting Stapler and reloads from Ezisurg Medical when used to create anastomoses during laparoscopic…
- Conditions
- Obesity, Roux-en-Y Gastric Bypass, Gastrectomy, Mini Gastric Bypass
- Trial name
- STAP-Delta (NCT04422236)
- Testing
- easyEndoTM Universal Linear Cutting Stapler and reloads (Ezisurg Medical)
- Where
- Belgium
- Volunteers
- 200 people
- Sponsor
- Duomed
Obesity, Roux-en-Y Gastric Bypass
A Registry of Laparoscopic Bariatric Surgery Using Stapling Devices: Observation of Safety and Clinical Efficacy
The purpose of this observational registry is to evaluate the safety and the clinical efficacy of laparoscopic bariatric surgery using stapling devices (easyEndoTM Universal Linear Cutting Stapler and reloads from Ezisurg…
- Conditions
- Obesity, Roux-en-Y Gastric Bypass, Gastrostomy, Nissen Sleeve
- Trial name
- STAP-JOLI (NCT04808206)
- Testing
- easyEndoTM Universal Linear Cutting Stapler and reloads (Ezisurg Medical)
- Where
- 3 sites in Belgium
- Volunteers
- 150 people
- Sponsor
- Duomed
Hypophosphatemia, Roux-en-Y Gastric Bypass
IV Iron-induced Hypophosphatemia After RYGB
The primary objective of the study is to compare the incidence of hypophosphatemia in RYGB patients treated with intravenous (IV) single dose of iron isomaltoside (Monofer®) or ferric carboxymaltose (Ferinject®).
- Trial name
- IVORY (NCT06350955)
- Testing
- Iron isomaltoside, Iron Carboxymaltose
- Where
- Switzerland
- Volunteers
- 94 people
- Sponsor
- Lucie Favre
Post-bariatric Hypoglycaemia, Roux-en-Y Gastric Bypass
Forecasting and Preventing Post-Bariatric Hypoglycaemia WP 3
The overall aim of this study is to prevent hypoglycemic events in patients with hypoglycemia after a meal and to develop a sustainable hypoglycemia correction strategy.
- Trial name
- PBH Forecast (NCT05216926)
- Testing
- Timing of preventive action based on prediction model, Hypoglycaemia treatment at hypoglycaemia (usual care)
- Where
- Switzerland
- Volunteers
- 60 people
- Sponsor
- Lia Bally
Hypoglycemia, Roux-en-Y Gastric Bypass
The Effect of Physical Activity in Individuals With Post-bariatric Hypoglycemia
The goal of this pilot study is to evaluate the magnitude of changes in glucose and hormone levels in response to structured exercise in the fasting state in individuals with post-bariatric hypoglycemia (PBH).
- Conditions
- Hypoglycemia, Roux-en-Y Gastric Bypass, Post-bariatric Hypoglycemia, Physical Activity
- Trial name
- NCT05560789
- Testing
- Physical activity (cycling on a stationary bicycle ergometer or walking on a treadmill)
- Where
- United States
- Volunteers
- 3 people
- Sponsor
- Joslin Diabetes Center
Obesity, Bariatrics
Comparing the Benefits and Harms of Three Types of Weight Loss Surgery -- The PCORnet® Bariatric Study
The main goal of this research project is to conduct a comparative effectiveness research study involving existing data in the PCORnet Common Data Model to provide accurate estimates of the 1-, 3-, and 5-year benefits and risks…
- Conditions
- Obesity, Bariatrics, Body Weight, Diabetes Mellitus
- Trial name
- PBS (NCT02741674)
- Testing
- Roux-en-y gastric bypass (RYGB) - historical, Adjustable gastric banding (AGB) - historical, Sleeve gastrectomy (SG) - historical
- Volunteers
- 65,093 people
- Sponsor
- Kaiser Permanente
Laparoscopic-Roux-en-Y Gastric Bypass, Obesity
Gastric Bypass With Different Lengths of the Bilipancreatic Limb
Laparoscopic Roux-en-Y Gastric Bypass (LRYGB) has been the most performed bariatric surgical intervention until a few years ago, due to its good results in terms of weight loss and remission of comorbidities such as hypertension…
- Conditions
- Laparoscopic-Roux-en-Y Gastric Bypass, Obesity, Diabetes Mellitus, Type 2, Hypertension
- Trial name
- BPG-1 (NCT05334173)
- Testing
- Roux-en-Y Gastric Bypass (RYGB) measuring the lengh of the common limb
- Where
- 3 sites in Spain
- Volunteers
- 94 people
- Sponsor
- Hospital Universitario de Fuenlabrada
Post-bariatric Hypoglycaemia, Roux-en-Y Gastric Bypass
Forecasting and Preventing Post-Bariatric Hypoglycaemia WP 1
The overall aim of this study is to prevent hypoglycemic events in patients with hypoglycemia after a meal and to develop a sustainable hypoglycemia correction strategy.
- Trial name
- PBH Forecast (NCT05212207)
- Testing
- CGM, smartwatch, and electronic diary
- Where
- Switzerland
- Volunteers
- 50 people
- Sponsor
- Lia Bally
Obesity, Morbid, Bariatric Surgery
Photographic Food Recognition and Meal Size Estimation Before and After Roux-en-Y Gastric Bypass
Direct measurements of changes in food selection in humans after RYGB have been limited by the unreliability of patients, which poses significant methodological and conceptual challenges to researchers and study design.
- Conditions
- Obesity, Morbid, Bariatric Surgery, Roux-en-Y Gastric Bypass, Food Preferences
- Trial name
- NCT04600596
- Testing
- Recording of food intake.
- Where
- Switzerland
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Marco Bueter
Obesity, Food Deprivation
Microstructure of Ingestive Behavior and Body Weight Loss After Roux-en-Y Gastric Bypass
Studies of appetitive behavior in humans after RYGB have produced ambiguous results. It therefore remains unclear whether there are fundamental shifts in the palatability of high-fat and sugary foods after RYGB or simply a…
- Conditions
- Obesity, Food Deprivation, Bariatric Surgery, Roux-en-y Gastric Bypass
- Trial name
- Drinkometer (NCT04933305)
- Testing
- Roux-en-Y Gastric Bypass
- Where
- Switzerland
- Volunteers
- 50 people
- Sponsor
- Marco Bueter
Roux-en-Y Gastric Bypass, Obesity
Meal Glycaemic Index and Exercise After Gastric Bypass
The study will evaluate postprandial glucose excursions and gut hormone secretion after ingestion of meals with different glycaemic index (GI) values (high vs low) followed by an acute bout of exercise or rest in gastric bypass…
- Trial name
- NCT03478098
- Testing
- Low GI mealtest, Low GI mealtest and subsequent exercise, High GI mealtest
- Where
- Denmark
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Kirstine Nyvold Bojsen-Moeller
Roux-en-Y Gastric Bypass, Obesity
Assessing the Safety and Performance of the easyEndoTM Universal Linear Cutting Stapler in Laparoscopic Gastric Bypass Surgery
The purpose of this observational registry is to evaluate the safety and performance of the easyEndoTM Universal Linear Cutting Stapler and reloads from Ezisurg Medical used in laparoscopic RYGB surgery to create anastomoses.
- Trial name
- NCT03968757
- Testing
- easyEndoTM Universal Linear Cutting Stapler and reloads (Ezisurg Medical)
- Where
- Belgium
- Volunteers
- 150 people
- Sponsor
- Duomed
Post-bariatric Hypoglycaemia, Roux-en-Y Gastric Bypass
Forecasting and Preventing Post-Bariatric Hypoglycaemia WP 2
The overall aim of this study is to develop a sustainable hypoglycemia correction strategy.
- Trial name
- PBH Forecast (NCT05250271)
- Testing
- 15 g dextrose, 5 g dextrose, Protein bar
- Where
- Switzerland
- Volunteers
- 8 people
- Sponsor
- Lia Bally
Obesity, Bariatric Surgery
Impact of Bariatric Surgery on Pharmacokinetic Study of Simvastatin and Carvedilol
Obesity affects more than 1 in 3 adults in the U.S. It is commonly associated with reduced quality of life and complications such as metabolic syndrome, heart disease, high blood pressure and sleep disorders.
- Conditions
- Obesity, Bariatric Surgery, Roux-en Y Gastric Bypass
- Trial name
- NCT04049786
- Testing
- Digestive biopsy, Carvedilol 25mg, Serial blood sampling for PK analysis
- Where
- United States
- Volunteers
- 120 people
- Sponsor
- Natalia Valadares de Moraes
Obesity, Roux-en-Y Gastric Bypass
A Post-market Observational Study With the easyEndoTM Universal Linear Cutting Stapler in Standard Laparoscopic and Robot-assisted Laparoscopic Roux-en-Y Gastric Bypass (RYGB) Surgery
The primary purpose of this observational registry is to evaluate the safety of the easyEndoTM Universal Linear Cutting Stapler and reloads from Ezisurg Medical when used to create anastomoses during standard and robot-assisted…
- Trial name
- SIRIUS (NCT04543526)
- Testing
- easyEndoTM Universal Linear Cutting Stapler and reloads (Ezisurg Medical)
- Where
- 2 sites in Belgium
- Sponsor
- Duomed
Roux-en-y Gastric Bypass, Post Prandial Hypoglycemia
Evaluation of the Neuro-endocrine Response to Post-prandial Hyperinsulinaemic Hypoglycaemia.
The primary objective of this study is to assess the neuro-endocrine response to hypoglycaemia in PHH vs. non-PHH post-gastric bypass individuals.
- Trial name
- DEEP1B (NCT04334161)
- Testing
- Administration of glucose and controlled induction of hypoglycaemia.
- Where
- Switzerland
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Lia Bally