Clinical trials: Bypass Bariatric Surgery, open to volunteers
Bariatric Surgery, Weight Loss
The Banded Mini Gastric Bypass Trial: A Prospective Randomized Controlled Trial
Rationale: Investigate if there is a significant weight reduction expressed in total body weight loss percentage (%TBWL) in patients 5 years after surgery, whom underwent a mini gastric bypass (MGB-OAGB) with addition of the…
- Conditions
- Bariatric Surgery, Weight Loss, Comorbidities and Coexisting Conditions
- Trial name
- RiMini (NCT05472922)
- Testing
- Placement of MiniMizer Gastric Ring, Normal MGB-OAGB
- Where
- Netherlands
- Volunteers
- 210 people
- Sponsor
- Marc van Det
Bariatric Surgery Candidate, Kidney Stone
GI Oxalate Absorption
This study aims to learn more about how oxalate, a compound found in many foods, may affect a person's chances of forming kidney stones. Active participation in this study will last for around one week.
- Trial name
- NCT05356000
- Testing
- Special low-oxalate diet followed by all-day visit to University of Chicago research clinic
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- University of Chicago
Morbid Obesity
Effect of Limb Length Ratio on Roux-en-Y Gastric Bypass Outcomes (CLIMB II Study)
The investigators propose a randomized controlled trial comparing BP and roux limb lengths measuring 30 and 15% respectively of patient's total small bowel length versus current standard practice using fixed lengths.
- Trial name
- CLIMBII (NCT06293703)
- Testing
- Surgery
- Where
- United States
- Volunteers
- 262 people
- Sponsor
- Salvador Navarrete
Morbid Obesity, Type2diabetes
Comorbidities Resolution After MGB Surgery and Change in Body Composition
This observational study aims to learn about the correlation between the improving comorbidities associated with obesity after MGB (Mini-Gastric Bypass) surgery and changes in body composition in morbidly obese patients.
- Conditions
- Morbid Obesity, Type2diabetes, Sleep Apnea, Hypothyroidism
- Trial name
- MOGAMBO (NCT06015620)
- Testing
- Mini gastric bypass surgery
- Where
- India
- Volunteers
- 35 people
- Sponsor
- All India Institute of Medical Sciences, Bhubaneswar
Obesity, Metabolic Disease
Conventional Vs Tailored Limb Lengths in Laparoscopic Roux-en Y Gastric Bypass Surgery
The study aims to investigate whether tailoring limb lengths based on the 1/3rd and 2/3rd concept improves clinical outcomes in Laparoscopic Roux-en-Y Gastric Bypass (LRYGB) surgery compared to conventional limb lengths.
- Conditions
- Obesity, Metabolic Disease, Bariatric Surgery Candidate, Metabolic Surgery
- Trial name
- TAILO-R-YGB (NCT06756789)
- Testing
- Laparoscopic Roux-en Y Gastric bypass (RYGB)- Conventional approach, Laparoscopic Roux-en Y Gastric bypass (RYGB)- Tailored approach
- Where
- India
- Volunteers
- 40 people
- Sponsor
- GEM Hospital & Research Center
Obesity, Morbid, Obesity and Overweight
Identification of Pre-surgical Phenotypic Indicators Predictive of Quality of Life Trajectories in Obese Patients Following Bariatric Surgery
This study aims to identify pre-operative phenotypic determinants predictive of quality of life trajectories in post-bariatric surgery patients.
- Conditions
- Obesity, Morbid, Obesity and Overweight, Bariatric Surgery, Bariatric Surgery Patients
- Trial name
- PHENOBEQOL73 (NCT06951893)
- Testing
- Hospital Anxiety and Depression Scale, Dutch Eating Behaviour Questionnary, Impact of Weight on Quality Of Life
- Where
- France
- Volunteers
- 165 people
- Sponsor
- Centre Hospitalier Metropole Savoie
Obesity, Morbid, Metabolic Syndrome
Biometabolic Outcomes After Weight Loss Surgery: An Individualized Approach
Variable outcomes after weight loss surgery are likely attributable to complex, poorly understood mechanisms. Due to the significant impact that morbid obesity has on a patient's health, successful management of obesity and its…
- Conditions
- Obesity, Morbid, Metabolic Syndrome, NASH - Nonalcoholic Steatohepatitis
- Trial name
- NCT04841057
- Testing
- 50 cm BP limb length, 100 cm BP limb length, 150 cm BP limb length
- Where
- United States
- Volunteers
- 750 people, healthy volunteers welcome
- Sponsor
- University of Missouri-Columbia
Bariatric Surgery
Lexion AP 50/30 Warmed Humidified Real Time CO2 Insufflation vs Airseal Recirculated CO2/Air Insufflation in Minimally Invasive Bariatric (Gastric Bypass) Surgery
The purpose of this study is to To determine the effect of warm and humidified (WH) carbon dioxide (CO2) on post-operative pain/analgesia requirement in patients undergoing laparoscopic bariatric surgery.
- Trial name
- NCT05838300
- Testing
- Warm humidified CO2, Dry CO2
- Where
- United States
- Volunteers
- 54 people
- Sponsor
- The University of Texas Health Science Center, Houston
Obesity and Obesity-related Medical Conditions, Bariatric Surgery
Transition to Ambulatory Bariatric Surgery (TABS) Trial
This study will compare same day discharge and at least one night stay in the hospital after bariatric surgery. Patients undergoing bariatric surgery will be randomized (i.e. have an equal chance of either plan) to either group.
- Trial name
- TABS (NCT07011628)
- Testing
- Same Day Discharge
- Where
- United States
- Volunteers
- 200 people
- Sponsor
- Vanderbilt University Medical Center
Anesthesia, Bariatric Surgery (Gastric Bypass)
Comparison of Intensive and Conservative NOL®-Guided Analgesia Strategies During Opioid-free Anesthesia
Participants will be randomized to one of two predefined NOL®-guided analgesia strategies during bariatric surgery performed under OFA.
- Trial name
- OFANOL (NCT07917299)
- Testing
- Study Intervention, Control Intervention
- Volunteers
- 400 people
- Sponsor
- Prof Urs Zingg
Obesity, Bariatric Surgery Candidate
Preoperative Use of a Magnetically Controlled Capsule Endoscopy in Patients Undergoing Bariatric Surgery
The goal of this clinical trial is to test if a swallowable camera capsule can safely examine the upper digestive tract in people preparing for weight loss surgery.
- Conditions
- Obesity, Bariatric Surgery Candidate, Hypertension, Diabetes
- Trial name
- NAVICAM (NCT07587437)
- Testing
- Magnetically Controlled Capsule Endoscopy (MCCE)
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- Jerry Dang
Post Bariatric Surgery, Gastric Bypass
The Effects of Bariatric Surgeries on Glucose Metabolism
The purpose of this study is learn the effect of gastric bypass surgery and sleeve gastrectomy on glucose metabolism mediated by neural and hormonal factors initiated after eating.
- Conditions
- Post Bariatric Surgery, Gastric Bypass, Sleeve Gastrectomy, Hypoglycemia After Gastric Bypass
- Trial name
- NCT02823665
- Testing
- Exendin-(9-39), Atropine
- Where
- 2 sites in United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- The University of Texas Health Science Center at San Antonio
Obesity, Bariatric Surgery
Swap Anesthetic Versus Continuous Desflurane in Adults Undergoing Bariatric Surgery
This randomized, parallel-group, non-inferiority clinical trial aims to evaluate whether an anesthetic swap strategy consisting of sevoflurane followed by desflurane 30 minutes before the end of surgery is non-inferior to…
- Trial name
- SWAP (NCT07748247)
- Testing
- Desflurane, Sevoflurane-Desflurane
- Where
- Chile
- Volunteers
- 82 people
- Sponsor
- Clínica Dávila
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
Diabetes, Bariatric Surgery
Extending Time Without Diabetes After Bariatric Surgery: a Trial Comparing the Metformin Addition or Not to Standard Care
This study is a randomized trial that evaluates the effect of metformin addition or not to standard care on the duration of diabetes remission after bariatric surgery.
- Conditions
- Diabetes, Bariatric Surgery, Metformin
- Trial name
- DiabOUT (NCT04581447)
- Testing
- Metformin, Standard Care, Standardized meal
- Where
- 16 sites in France
- Volunteers
- 126 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Diabetes Mellitus, Type 2, Bariatric Surgery
Comparisons of Metabolic Effect of Sleeve Gastrectomy With Duodenojejunal Bypass and Sleeve Gastrectomy (MEDUSA): A Multicenter Randomized Controlled Trial
In this study, the effects of SG with DJB and SG alone for the treatment of type 2 diabetes mellitus (T2DM) will be compared in patients other than the two groups at both extremes who are expected to show excellent effects of…
- Conditions
- Diabetes Mellitus, Type 2, Bariatric Surgery, Surgical Procedures, Operative, Asians
- Trial name
- NCT05211375
- Testing
- Duodenojejunal bypass, Sleeve gastrectomy
- Where
- South Korea
- Volunteers
- 130 people, healthy volunteers welcome
- Sponsor
- Seoul National University Bundang Hospital
Post-bariatric Surgery
Glucagon-like Peptide 1, Glucose Metabolism and Gastric Bypass
The overall goal of this project is to understand the mechanisms by which gastric bypass surgery improves glucose metabolism. The central hypothesis guiding this project is that the reconfiguration of intestinal transit with the…
- Trial name
- GLP-1 (NCT01803451)
- Testing
- exendin-(9-39), exendin -(9-39)
- Where
- 2 sites in United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- The University of Texas Health Science Center at San Antonio
Obesity, Morbid
Laparoscopic Single Anastomosis Sleeve Ileal Bypass Versus Laparoscopic Sleeve Gastrectomy for Morbid Obesity
This study will compare two bariatric surgical interventions in terms of weight loss, gastroesophageal reflux, and effects on obesity-related comorbid conditions in morbidly obese patients.
- Trial name
- NCT05611697
- Testing
- Single anastomosis sleeve ileal bypass, Sleeve gastrectomy
- Where
- 2 sites in Norway
- Volunteers
- 220 people
- Sponsor
- Oslo University Hospital
Type2 Diabetes, Complication of Bariatric Procedure
Efficacy and Safety of One-anastomosis Versus Roux-en-Y Gastric Bypass for Type 2 Diabetes Remission
Diabetes mellitus (T2DM) is the most common complication of obesity patients. According to previous literature reports, weight loss and metabolic surgery are powerful means to treat obesity complicated with T2DM.
- Trial name
- ORDER (NCT05015283)
- Testing
- The laparoscopic One-anastomosis gastric bypass will consist of:, The laparoscopic Roux-en-Y gastric bypass will consist of:
- Where
- China
- Volunteers
- 248 people
- Sponsor
- Beijing Friendship Hospital
Morbid Obesity
Stool Analysis After Sleeve Gastrectomy vs Gastric Bypass
The goal of this observational study is to learn whether routine stool tests can detect changes in gut function 6 months after two common types of weight loss surgery: sleeve gastrectomy and gastric bypass (including mini gastric…
- Trial name
- NCT07461610
- Testing
- Laparoscopic Sleeve Gastrectomy, Mini Gastric Bypass, Roux-en-Y Gastric Bypass
- Where
- Egypt
- Volunteers
- 50 people
- Sponsor
- Cairo University