Clinical trials: Gastric Bypass
Morbid Obesity, Weight Loss
Intraoperative Measuring of Small Bowel Length Compared to Measuring by Magnetic Resonance Imaging (MRI) in Morbid Obese Patients
An important step during a gastric bypass operation for the treatment of morbid obesity is the measuring of the small bowel length.
- Trial name
- NCT00740662
- Testing
- Distal gastric bypass
- Where
- 2 sites in Switzerland
- Volunteers
- 7 people
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Morbid Obesity Requiring Bariatric Surgery
Banded Versus Conventional Laparoscopic Roux-en-Y (GABY)
Banded Versus Conventional Laparoscopic Roux-en-Y Gastric Bypass (GABY). The aim of this novel study is to evaluate, if an additional restrictive silastic ring can avoid dilation of the gastro-entero anastomosis and adjacent…
- Trial name
- GABY (NCT01015469)
- Testing
- Conventional laparoscopic Roux-en-Y gastric bypass, conventional laparoscopic Roux-en-Y gastric bypass with additional restrictive silastic ring
- Where
- 14 sites in Austria, Belgium and 5 more
- Volunteers
- 384 people
- Sponsor
- ClinTrio Ltd.
Bariatric Surgery
30-Days Post-Operative Complications in Bariatric Surgery
comparison of 30-days post-operative outcomes of laparoscopic sleeve gastrectomy (LSG) and laparoscopic Roux-en-Y gastric bypass (LRYGB)
- Trial name
- Bariatric (NCT04779723)
- Testing
- Comparison of two Techniques of bariatric surgery
- Where
- Pakistan
- Volunteers
- 116 people
- Sponsor
- Multan Medical And Dental College
Obesity (Disorder)
Three M Study (Malabsorption, Microbiota, Mini-Gastric Bypass)
Bariatric surgery represents the best therapeutic option to induce sustainable weight loss and to solve serious comorbidities improving the life-expectancy and the quality of life.
- Trial name
- NCT03412149
- Testing
- Mini Gastric Bypass, Roux en Y Gastric Bypass
- Where
- Italy
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- University of Roma La Sapienza
Severe Obesity
Effects of Bile Acids on GLP-1 Secretion After Roux-en-Y Gastric Bypass
The purpose of this study is to examine the effects of bile acids on GLP-1 secretion after Roux-en-Y gastric bypass.
- Trial name
- NCT02340247
- Testing
- Water, Ursodeoxycholic Acid, Chenodeoxycholic Acid
- Where
- Denmark
- Volunteers
- 11 people
- Sponsor
- Hvidovre University Hospital
Head and Neck Squamous Cell Carcinoma
A Study of PF-00299804 When Given Through a Feeding Tube in Locally Advanced Head and Neck Squamous Cell Carcinoma
This is a study to assess how much of the investigational drug, PF-00298804, is in the blood stream over a period of time (called pharmacokinetic tests or PK) in patients with locally advanced head and neck squamous cell…
- Trial name
- NCT01484847
- Testing
- PF-00299804
- Where
- Canada
- Volunteers
- 6 people
- Sponsor
- University Health Network, Toronto
Obesity
A Preliminary Comparison of the Blood Levels of Medications in Obese Subjects Compared to Post-Gastric Bypass Subjects
The purpose of this study is to determine the difference, if any, in the area under the sertraline plasma level time curve (AUC) between patients who are nine to fifteen months post Roux-en-Y Bariatric Surgery and control…
- Trial name
- NCT01015976
- Testing
- bariatric surgery, control
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Neuropsychiatric Research Institute, Fargo, North Dakota
Obesity and Overweight, Nutritional Deficiency
Nutritional Health and Satisfaction After Bariatric Surgery: a Five-Year Retrospective Study
A retrospective study analyzing long-term outcomes of metabolic bariatric surgery (MBS) with a focus on weight loss, nutritional deficiencies, and patient satisfaction over a five-year follow-up.
- Conditions
- Obesity and Overweight, Nutritional Deficiency, Bariatric Surgery
- Trial name
- NCT06664580
- Testing
- Metabolic Bariatric Surgery Procedures
- Volunteers
- 249 people
- Sponsor
- San Raffaele Telematic University
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
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
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
Omega Loop Versus Roux-en-Y Gastric Bypass
Several prospective trials and metaanalysis have demonstrated the superiority of bariatric surgery on the medical treatment of obesity.
- Trial name
- YOMEGA (NCT02139813)
- Testing
- Laparoscopic Mini-gastric bypass, Procedure of reference in bariatric surgery
- Where
- 9 sites in France
- Volunteers
- 256 people
- Sponsor
- Hospices Civils de Lyon
Obesity and Obesity-related Medical Conditions
Revision Surgery for Suboptimal Weight Loss or Recurrent Weight Gain After Roux-en-Y Gastric Bypass
The majority of those who undergo gastric bypass surgery have a good/sufficient weight loss, averaging 25-30% after 10-20 years (Adams TD NEJM -18).
- Trial name
- REDO (NCT06857578)
- Testing
- Total revision of Roux-en-Y gastric bypass
- Where
- Sweden
- Volunteers
- 12 people
- Sponsor
- Linkoeping University
Gastric Bypass, Morbid Obesity
Simplified Technique for Performing Laparoscopic Gastric Bypass
This study will include all eligible patients who have undergone or who will undergo a laparoscopic gastric bypass procedure at Madigan Army Medical Center using a specific surgical technique developed by the Principal…
- Trial name
- NCT06782256
- Where
- United States
- Volunteers
- 140 people
- Sponsor
- Madigan Army Medical Center
Obesity, Morbid, Surgery
Indocyanine Green Test in Bariatric Surgery
Indocyanine green (ICG) can be injected into the human bloodstream and it allows us to show stomach vascularity in real time
- Conditions
- Obesity, Morbid, Surgery, Leak, Anastomotic
- Trial name
- NCT05476159
- Testing
- Indocyanine green solution, Gastric bypass
- Where
- Italy
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Foggia
Morbid Obesity
Gastric Volumetry by Gastric Tomodensitometry With Gas
The Gastric bypass (GBP) is actually one of the most performed bariatric procedures worldwide. Short term results report 67% of mean Excess Weight Loss (EWL) at 2 years, and 58% EWL at 5 years.
- Trial name
- VOLUSCAN (NCT01963637)
- Testing
- gastric tomodensitometry with gas at 3 months and 12 months
- Where
- France
- Volunteers
- 46 people
- Sponsor
- Hospices Civils de Lyon
Obesity, Sepsis
Transluminal or Percutaneous Endoscopic Drainage and Debridement of Abcesses After Bariatric Surgery
Patients presenting intra-abdominal abcesses following bariatric surgery complicated by fistulae are classically treated by external drainage and endoprosthesis or surgical redo.
- Trial name
- NCT02266901
- Testing
- endoscopic drainage
- Volunteers
- 9 people
- Sponsor
- Erasme University Hospital
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
Severe Obesity, Type 2 Diabetes Mellitus in Obese
L-Cell Activity in Small Intestine as Biliopancreatic Loop in Obese Patients With DM2 Submitted to RYGBP
Prevalence of Obesity and its association with Diabetes Mellitus 2 (DM2) affect a significant percentage of the world's population with great socioeconomic impact, especially for developing countries.
- Trial name
- NCT05446415
- Testing
- Analyze basal expression incretin for immunolabeling and mRNA expression glucagon-like secretion peptide-1 (GLP-1) and peptide YY (PYY 3-36) incretins by L cells.
- Where
- Brazil
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Sao Paulo General Hospital
Gastric Cancer, Gastrostomy
Stapler Reinforcement Patches Compared to Standard Staplers in Gastrojejunostomy
This is a multi-center, prospective, randomized controlled study aimed at compareing the impact of stapler reinforcement patches versus standard staplers on postoperative complications in gastrojejunostomy.
- Conditions
- Gastric Cancer, Gastrostomy, Anastomotic Leakage, Postoperative Complications
- Trial name
- NCT06464978
- Testing
- Stapler Reinforcement Patch, Standard Stapler
- Where
- China
- Volunteers
- 382 people
- Sponsor
- Nanchong Central Hospital