Clinical trials: Revisional Bariatric Surgery
Small Intestine Length
Small Intestine Length Measurement Using 3D CT Volumetry and in Vivo Measurement Using Pre-marked Graspers in Revisional Bariatric Surgeries. A Comparative Study
Measuring bowel length during hypo-absorptive surgeries like Roux-en-Y gastric bypass (RYGB) and Single Anastomosis Duodeno-ileal Sleeve (SADI-s) is controversial and usually abandoned due to the high risk of intestinal injury.
- Trial name
- NCT06696677
- Testing
- CT, Measuring the small instestine length using pre-marked laparoscopic graspers
- Where
- 2 sites in Egypt
- Volunteers
- 30 people
- Sponsor
- Kasr El Aini Hospital
Gastric Bypass Surgery, Revisional Bariatric Surgery
Reversal of Roux-en-Y Gastric Bypass: A Swedish National Cohort Study
Objective: To investigates incidence, indications, symptom relief, complications, and weight outcomes after Roux-en-Y gastric bypass (RYGB) reversal.
- Conditions
- Gastric Bypass Surgery, Revisional Bariatric Surgery, Complications After Bariatric Surgery
- Trial name
- NCT07347093
- Where
- Sweden
- Volunteers
- 199 people
- Sponsor
- Vrinnevi Hospital
Bariatric Surgery Candidate
Prospective Robotic-assisted Revisional Bariatric Study
Very few studies have compared robotic-assisted (RRBS) versus laparoscopic revisional bariatric surgeries (LRBS). To date, there has not been a prospective study comparing the perioperative outcomes of patients undergoing…
- Trial name
- NCT04506190
- Testing
- Revisional bariatric surgery
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- Intuitive Surgical
Obesity
Stomach Intestinal Pylorus-Sparing Bariatric Surgery
This study will evaluate the safety and efficacy of Stomach Intestinal Pylorus Sparing (SIPS) as a primary bariatric surgery. In addition, we will evaluate the safety and efficacy of SIPS performed as a revisional surgery…
- Trial name
- SIPS (NCT05094830)
- Testing
- Stomach Intestinal Pylorus-Sparing (SIPS) Procedure
- Where
- United States
- Volunteers
- 2 people, healthy volunteers welcome
- Sponsor
- Bradley Needleman
Clinically Severe Obesity, Obesity Recidivism
Adding Malabsorption for Failed Gastric Bypass
The main aim of this study is to analyze and report the preliminary and intermediate term outcomes after laparoscopic revision Roux-en-Y gastric bypass surgery for weight recidivism.
- Conditions
- Clinically Severe Obesity, Obesity Recidivism, Inadequate Initial Weight Loss, Poor Weight Loss
- Trial name
- NCT01040481
- Where
- United States
- Volunteers
- 19 people
- Sponsor
- University of California, San Francisco
Weight Regain, Weight Recidivism
Laparoscopic Revision Gastric Bypass for Weight Recidivism
The main aim of this study is to analyze and report traditional, patient-centered, and composite intermediate-term outcomes after laparoscopic revision Roux-en-Y gastric bypass surgery for weight recidivism.
- Conditions
- Weight Regain, Weight Recidivism, Obesity Recidivism, Clinically Severe Obesity
- Trial name
- WR (NCT01040572)
- Where
- United States
- Volunteers
- 132 people
- Sponsor
- University of California, San Francisco
Obesity, Morbid, Weight Regain After Bariatric Surgery
Weight Loss and Comorbidity Outcomes After Revisional Bariatric Surgery
Some people who have had weight-loss (bariatric) surgery do not lose enough weight, regain much of the weight they lost, see obesity-related diseases such as diabetes or high blood pressure return, or develop complications of the…
- Conditions
- Obesity, Morbid, Weight Regain After Bariatric Surgery, Insufficient Weight Loss After Bariatric Surgery, Complication of Bariatric Surgery
- Trial name
- NCT07880691
- Testing
- Revisional bariatric surgery
- Volunteers
- 96 people
- Sponsor
- Kasr El Aini Hospital
Revisional Bariatric Surgery
Comparing Revisional Laparoscopic Roux-en-Y Gastric Bypass Versus Ringed Revisional Roux-en-Y Gastric Bypass After Laparoscopic Sleeve Gastrectomy
Obesity remains a major global health challenge, with rising prevalence and significant metabolic, cardiovascular, and gastrointestinal comorbidities.
- Trial name
- NCT07436013
- Testing
- Standard revisional RYGB, Revisional Banded RYGB
- Where
- Egypt
- Volunteers
- 240 people
- Sponsor
- General Committee of Teaching Hospitals and Institutes, Egypt
Metabolic Disease, Obesity, Morbid
Polish Revision Obesity Surgery Study
Bariatric surgery is well established method of treating patients with obesity. Obesity is well-documented risk factor for many health conditions including some cancer, cardiovascular diseases, pulmonary diseases and type-2…
- Trial name
- PROSS (NCT05108532)
- Where
- Poland
- Volunteers
- 700 people
- Sponsor
- Medical University of Gdansk
Enteroendocrine Physiological Changes in Superobese Patients Submitted to Two Different Bariatric Procedures, Determine Whether BPD With DS or SADI-S as Primary or Revisional Surgery is Superior Than the Other as First Choice for the Superobese
Surgical Innovation for Diabetes Treatment 2
This study aims to understand the enteroendocrine physiological changes in superobese patients submitted to two different bariatric procedures (biliopancreatic diversion with duodenal switch versus single anastomosis…
- Conditions
- Enteroendocrine Physiological Changes in Superobese Patients Submitted to Two Different Bariatric Procedures, Determine Whether BPD With DS or SADI-S as Primary or Revisional Surgery is Superior Than the Other as First Choice for the Superobese, Determine Whether or Not Revision Surgery is as Effective as Primary Surgery and Understand the Physiological Mechanisms Inherent in These Putative Differences
- Trial name
- SURIDIAB2 (NCT04712409)
- Testing
- Single anastomosis duodeno-ileal bypass, Biliopancreatic diversion with duodenal switch, SADI-S as a revisional procedure
- Where
- 2 sites in Portugal
- Volunteers
- 40 people
- Sponsor
- Hospital de Sao Sebastiao
Clinically Severe Obesity, Inadequate Weight Loss
Laparoscopic Revision of Vertical Banded Gastroplasty to Gastric Bypass
The main aim of this study is to analyze and report the intermediate term outcomes after laparoscopic revision Roux-en-Y gastric bypass (RYGB) surgery for failed and/or complicated Vertical Banded Gastroplasty (VBG).
- Conditions
- Clinically Severe Obesity, Inadequate Weight Loss, Obesity Recidivism
- Trial name
- VBG (NCT01041131)
- Where
- United States
- Volunteers
- 70 people
- Sponsor
- University of California, San Francisco
Obesity, Morbid
Single Anastomosis Sleeve Jejunal Bypass as a Revisional Bariatric Procedure
single anastomosis sleeve jejunal bypass as a revisional procedure after weight regain or failure after laparoscopic sleeve gastrectomy, gastric plications or laparoscopic adjustable gastric band
- Trial name
- NCT05269420
- Testing
- SAS-J
- Where
- Egypt
- Volunteers
- 43 people
- Sponsor
- Minia University
Metabolic and Nutritional Complications, Protein Malnutrition
Laparoscopic Revision From Biliopancreatic Diversion to Gastric Bypass
The aim of this study is to describe the clinical presentation, indications, and operative treatment as well as assess the morbidity, mortality, and overall performance of revisional GBP after either failed and/or complicated…
- Conditions
- Metabolic and Nutritional Complications, Protein Malnutrition, Intestinal Malabsorptive Syndrome, Metabolic Bone Disease
- Trial name
- BPD-to-RYGB (NCT01041456)
- Where
- United States
- Volunteers
- 10 people
- Sponsor
- University of California, San Francisco
Obesity, Morbid, Type 2 Diabetes Mellitus (T2DM)
Comparative Outcomes of One-Anastomosis Gastric Bypass and Roux-en-Y Gastric Bypass As Revisional Procedures Following Failed Restrictive Bariatric Surgery
Study Description This prospective, multicenter study aims to compare the outcomes of One-Anastomosis Gastric Bypass (OAGB) and Roux-en-Y Gastric Bypass (RYGB) as revisional procedures for patients experiencing insufficient…
- Conditions
- Obesity, Morbid, Type 2 Diabetes Mellitus (T2DM), Hypertension, Dyslipidemia
- Trial name
- COBRA stady (NCT06794892)
- Where
- Italy
- Volunteers
- 328 people
- Sponsor
- Azienda Sanitaria Locale Napoli 2 Nord
Clinically Severe Obesity, Gastroesophageal Reflux Disease
Gastric Bypass After Previous Anti-reflux Surgery
The goal of this study is to describe the clinical presentation, indications, and operative treatment as well as assess the morbidity, mortality, and overall performance of revisional Roux-en-Y gastric bypass (RYGB) after either…
- Trial name
- RYGBafterARS (NCT01041105)
- Where
- United States
- Volunteers
- 22 people
- Sponsor
- University of California, San Francisco
Bariatric Surgery, Revisional Bariatric Surgery
Revisional Bariatric Surgery Experience
The aim of this study is to assess the indications for revisional bariatric surgery and short-term revisional surgical outcomes such as weight loss, BMI variation, % excessive weight loss and % excessive BMI loss…
- Conditions
- Bariatric Surgery, Revisional Bariatric Surgery, Obesity Associated Disorder
- Trial name
- NCT03983135
- Testing
- Laparoscopic mini gastric by-pass, LaparoscopicRe-sleeve gastrectomy, Laparoscopic Roux-en-Ygastric bypass
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Bakirkoy Dr. Sadi Konuk Research and Training Hospital
Obesity & Overweight, Bariatric Surgery
One-Year Outcomes After Conversion Bariatric Surgery
Obesity is a growing global public health problem, and bariatric surgery is currently the most effective treatment for achieving sustained weight loss and improving obesity-related comorbidities.
- Conditions
- Obesity & Overweight, Bariatric Surgery, Revisional Bariatric Surgery
- Trial name
- NCT07345429
- Where
- Turkey (Türkiye)
- Volunteers
- 14 people
- Sponsor
- Medipol University
Morbid Obesity
Effect of Liraglutide on Weight Loss in Patients Who Have Undergone Revisional Bariatric Surgeries.
Our primary objective is to assess the effect of Liraglutide on weight loss in patients who have undergone secondary bariatric surgeries.
- Trial name
- NCT05285397
- Testing
- Liraglutide Pen Injector [Saxenda]
- Where
- Egypt
- Volunteers
- 60 people
- Sponsor
- General Committee of Teaching Hospitals and Institutes, Egypt
Bariatric Surgery Candidate, GERD
9-Step Magnetic Bariatric Revisional Surgery
RYGB represents one of the best alternatives for weight loss in obese patients achieving a weight loss of up to 60% and a resolution of comorbidities of 70%.
- Conditions
- Bariatric Surgery Candidate, GERD, Revisional Bariatric Surgery
- Trial name
- NCT04945304
- Testing
- magnetic bariatric surgery, Magnetic gastric bypass
- Where
- Venezuela
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Unidad Internacional de Cirugia Bariatrica y Metabolica
Obese Patients With Bariatric Surgery, Obese Patients (BMI ≥ 30 kg/m²)
Interventions for Weight Regain After Bariatric Surgery
Study Objective: The aim of this study is to evaluate the effects of revisional bariatric surgery (RBS), very low-calorie ketogenic diet (VLCKD), and intermittent fasting (IF) on nutritional habits and clinical outcomes…
- Conditions
- Obese Patients With Bariatric Surgery, Obese Patients (BMI ≥ 30 kg/m²), Weight Regain Post Bariatric Surgery, Revisional Bariatric Surgery
- Trial name
- NCT06963437
- Testing
- Diet, Ketogenic diet, Fasting
- Where
- 2 sites in Turkey (Türkiye)
- Volunteers
- 43 people
- Sponsor
- Medipol University