Clinical trials: Gastric Bypass
Diabetes Mellitus Type 2 in Obese
Impact of Long Alimentary Limb or Long Biliary Limb Roux-en-Y Gastric Bypass on Type 2 Diabetes Remission in Severely Obese Patients.
In patients with type 2 diabetes, Roux-en-Y gastric bypass (RYGB), which excludes a portion of the stomach and the proximal intestine from the alimentary circuit, improves glucose metabolism more rapidly and more extensively than…
- Trial name
- PRECI-Surg (NCT03821636)
- Testing
- Standard Roux-en-Y gastric bypass, Long alimentary limb Roux-en-Y gastric bypass
- Where
- 4 sites in France
- Volunteers
- 396 people
- Sponsor
- University Hospital, Lille
Diabetes Mellitus, Type 2
Laparoscopic Gastric Bypass for Type 2 Diabetes Mellitus With Body Mass Index (BMI) < 35
The aim of this study is to evaluate the effect of Roux-en-y gastric bypass (RYGB) in controlling diabetes in subjects with mild obesity (BMI 26-35).
- Trial name
- NCT00999050
- Testing
- Gastric bypass for diabetic patients <35 BMI
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- Weill Medical College of Cornell University
Obesity
Pancreatic Enzymes to Restore Digestive Function in Malnourished Gastric Bypass Patients
Hypothesis: Bypass of the upper GI tract with bariatric surgery results in suppression of pancreatic function resulting in maldigestion and further malabsorption.
- Trial name
- NCT00510744
- Testing
- pancreatic enzyme supplement
- Where
- United States
- Volunteers
- 5 people
- Sponsor
- University of Pittsburgh
the Management of Weight Regain After Gastric Bypass by Endoscopic Suturing
Assessment of the Overstich Technique for the Management of Weight Regain After Gastric Bypass.
Prospective multicenters randomized study to compare the efficiency and the socioeconomic impact of the endoscopic management (Overstitch technique) of weight regain after gastric bypass surgery to non invasive treatment
- Trial name
- APOLLO (NCT02048033)
- Testing
- Regular endoscopy + endogastric suturing, Regular endoscopy
- Where
- 7 sites in France
- Volunteers
- 74 people, healthy volunteers welcome
- Sponsor
- University Hospital, Montpellier
Gastric Bypass, Blind Loop Syndrome
Small Intestinal Bacterial Overgrowth Obese
The objective of this research is to determine the incidence of microbial overgrowth of the small intestine before and after a gastric bypass.
- Conditions
- Gastric Bypass, Blind Loop Syndrome, Bacterial Overgrowth Syndrome, Chromatography, Gas
- Trial name
- SIBOB (NCT02819037)
- Testing
- gas chromatography, Stool analysis for detection of malabsorption
- Where
- 2 sites in France
- Volunteers
- 51 people
- Sponsor
- Lille Catholic University
Obesity, Type 2 Diabetes Mellitus
Use of MCT Oil for Enhancement of Weight Loss and Glycemic Control in Obese Diabetic Patients
Phase I, 6 weeks: Intensive weight loss 42 obese subjects with type 2 diabetes mellitus or impaired fasting glucose (FBS greater than 100 mg/dl) and a patient at the Nutrition and Weight Management Center at Boston Medical Center…
- Trial name
- NCT00207233
- Testing
- MCT oil hypocaloric liquid diet, LCT hypocaloric liquid diet, Subcutaneous abdominal adipose tissue biopsy
- Where
- United States
- Volunteers
- 42 people
- Sponsor
- Boston Medical Center
Morbid Obesity
Bariatric Surgery Outcomes
The UCLA Metabolic and Bariatric Surgery Program (adult program) and the UCLA Fit for Healthy Weight Program (adolescent program) are committed to the care of morbidly obese patients. This study is observational.
- Trial name
- NCT01057784
- Testing
- Bariatric surgery.
- Where
- 2 sites in United States
- Sponsor
- University of California, Los Angeles
Morbid Obesity
The Influence of Aerobic Endurance Training After Roux-en-Y-Gastric Bypass
The aim of this study was to assess the efficiency of aerobic physical exercise (APE) on weight loss, body composition and co-morbidities in patients after laparoscopic Roux-en-Y Gastric bypass (RYGBP).
- Trial name
- AET (NCT00875186)
- Testing
- aerobic endurance training
- Where
- Germany
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Universitätsmedizin Mannheim
Pain, Postoperative, Pain, Chronic
Naldebain for Pain Control After Bariatric Surgery
Laparoscopic gastric sleeve and bypass surgeries the most common bariatric procedures for weight loss and improved management of metabolic syndromes.
- Conditions
- Pain, Postoperative, Pain, Chronic, Bariatric Surgery, Obesity
- Trial name
- NCT04651361
- Testing
- Dinalbuphine sebacate
- Where
- 2 sites in Taiwan
- Volunteers
- 60 people
- Sponsor
- E-DA Hospital
Bariatric Surgery, Obesity
Ovarian Reserve and Bariatric Surgery
The expansion of the obesity epidemic is accompanied with an increase in bariatric procedures, in particular in women of reproductive age.
- Conditions
- Bariatric Surgery, Obesity, Reproductive Health, Fertility
- Trial name
- BARIAOVO (NCT04583150)
- Testing
- Bariatric surgery
- Where
- 14 sites in France
- Volunteers
- 238 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Marginal Ulcer, Chronic Ulcer Disease
Chronic Marginal Ulcers After Gastric Bypass
The purpose of this study is to determine the feasibility, safety, and efficacy of revision gastroplasty along with other adjunct procedures in the treatment of intractable / chronic marginal ulcers after Roux-en-Y gastric…
- Conditions
- Marginal Ulcer, Chronic Ulcer Disease, Persistent Ulcer Disease, Recurrent Ulcer Disease
- Trial name
- ChronicMU (NCT01041079)
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- University of California, San Francisco
Obesity, Morbid
Single-anastomosis Duodeno Ileal Bypass (SADI) Versus Roux-en-Y Gastric Bypass
Obesity is a major public health problem worldwide. Bariatric surgery has proved to be the most effective treatment of morbid obesity in terms of weight reduction and remission of co-morbid conditions during long-term follow-up.
- Trial name
- SADISLEEVE (NCT03610256)
- Testing
- SADI-S, RYGB
- Where
- 22 sites in France
- Volunteers
- 382 people
- Sponsor
- Hospices Civils de Lyon
Given Indication for Gastric Bypass Procedure
Is Routine Cholecystectomy Reasonable in All Patients Receiving a Bypass Procedure: a Comparative Cohort Study
Gallbladder management in bariatric surgery is controversially discussed. While some surgeons advocate routine prophylactic cholecystectomy (CCE) during Roux-en-Y gastric bypass (RYGB) others advocate CCE only in patients with…
- Trial name
- NCT01219166
- Testing
- Laparoscopic Cholecystectomy
- Where
- Switzerland
- Volunteers
- 437 people
- Sponsor
- Cantonal Hospital of St. Gallen
Obesity, Morbid
Wound Repair and Body Contouring Surgery After Gastric Bypass
The primary aim of our study is to test the hypothesis that wound healing is impaired in the patient who has experienced massive weight reduction following gastric bypass for morbid obesity.
- Trial name
- NCT00609037
- Where
- United States
- Volunteers
- 34 people
- Sponsor
- Vanderbilt University
Obesity, Morbid, Weight Loss
Common Limb Length in One-anastomosis Gastric Bypass
Evaluation of the effect of the common limb length on the outcome of laparoscopic single anastomosis gastric bypass in morbidly obese patients.
- Conditions
- Obesity, Morbid, Weight Loss, Bariatric Surgery Candidate
- Trial name
- NCT04357119
- Testing
- One-anastomosis gastric bypass
- Volunteers
- 60 people
- Sponsor
- Mansoura University
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
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
GERD
Truncal Vagotomy in Patients Undergoing Revisional Sleeve Gastrectomy to Gastric Bypass
The purpose of this study is to investigate the efficacy of performing a truncal vagotomy along with a sleeve to bypass revision surgery in reducing the severity and/or incidence of gastroesophageal reflux disease (GERD)…
- Trial name
- NCT04901429
- Testing
- Truncal vagotomy
- Where
- United States
- Volunteers
- 200 people
- Sponsor
- Baylor Research Institute
Severe Obesity
Determinants of Fat Malabsorption After Roux-en-Y Gastric Bypass
The purpose of this study is to determine whether or not the length of the biliopancreatic limb of the Roux-en-Y anastamosis plays a critical role in the development of malabsorption after gastric bypass for treatment of severe…
- Trial name
- NCT01252511
- Testing
- RYGB for surgical treatment of severe obesity
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- Baylor Research Institute
Diabetes, Bariatric Surgery
Comparison Between Patients With or Without Diabetes Recovery After Bariatric Surgery
Bariatric surgery can lead to improvement or even resolution of type 2 diabetes in about 80% of patients submitted to Roux-en-Y gastric bypass (RYGP).
- Conditions
- Diabetes, Bariatric Surgery, Obesity
- Trial name
- NCT00834938
- Testing
- No intervention
- Where
- Brazil
- Volunteers
- 24 people
- Sponsor
- University of Campinas, Brazil