Clinical trials: Gastric Bypass
Obesity
Tangji Gastric Bypass Stent Study for Obesity
The Gastric Bypass Stent System is intended to be used in weight loss treatment for obesity in patients with a BMI ≥ 30 kg/m2. In this clinical investigation the Sponsor seeks to demonstrate the safety and performance of the…
- Trial name
- NCT05938231
- Testing
- Gastric Bypass Stent System, Dietary Intervention
- Where
- 7 sites in China
- Volunteers
- 99 people
- Sponsor
- Hangzhou Tangji Medical Technology Co., Ltd.
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
Fibrosis, Liver
The Gastric Bypass Stent System as a Treatment for Hepatic Fibrosis in Obese Patients in European Region
The Gastric Bypass Stent System is intended to be used in weight loss treatment for obesity and holds potential as a non-invasive technique for managing hepatic fibrosis.
- Trial name
- NCT06561529
- Testing
- Gastric Bypass Stent System
- Where
- 2 sites in Latvia
- Volunteers
- 10 people
- Sponsor
- MDCECRO LLC
Morbid Obesity, Liver Fat
Low-calorie Diet and Body Composition Prior to Roux-en-Y Gastric Bypass
Losing weight before undergoing Roux-en-Y gastric bypass (RYGB) surgery may reduce liver fat content and size thereby improving surgical outcomes.
- Trial name
- LCD (NCT02144597)
- Testing
- Liquid formula low-calorie diet (LCD), Roux-en-Y gastric bypass (RYGB), Control diet
- Where
- United Kingdom
- Volunteers
- 30 people
- Sponsor
- Imperial College London
Morbid Obesity
A Longitudinal Study on Short-term Effects of Gastric Bypass on Glucose Homeostasis in Obesity
The purpose of this study is to quantify the relative contribution of improved insulin sensitivity and improved insulin secretion to the glycaemic effect of bariatric surgery.
- Trial name
- NCT01063127
- Testing
- Study on insulin sensitivity after diet or bariatric surgery, gastric bypass
- Where
- Italy
- Volunteers
- 23 people
- Sponsor
- Catholic University of the Sacred Heart
Adherence, Medication
Intervention for Multivitamin Adherence on Bariatric Patients
This project has a parallel randomized controlled experimental design since within the methodology there will be a control of the conditions under study, that is, the selection of subjects, the way the treatment will be…
- Trial name
- CDIPMABP (NCT04612088)
- Testing
- Cognitive Dissonance
- Where
- Mexico
- Volunteers
- 34 people
- Sponsor
- Universidad Autonoma de Baja California
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
Morbid Obesity, Obesity
TSBL-Based Versus BMI-Based Biliopancreatic Limb Length in One-Anastomosis Gastric Bypass
This study compares two surgical techniques used during one-anastomosis gastric bypass (OAGB) surgery for patients with severe obesity.
- Trial name
- TSBL-OAGB (NCT07796503)
- Testing
- TSBL-based biliopancreatic limb length determination, BMI-based biliopancreatic limb length determination
- Where
- Kazakhstan
- Volunteers
- 100 people
- Sponsor
- National Scientific Center of Surgery named after A.N.Syzganov
Metabolic Dysfunction-Associated Steatotic Liver Disease, Metabolic Dysfunction-Associated Steatohepatitis
Study of the Link Between MASH ( Metabolic Dysfunction-Associated Steatohepatitis) and MAMs (Mitochondria-Associated Membranes ) Alteration in Patients Undergoing Bariatric Surgery - MAMBA
The main research hypothesis is that alterations in the communication between the endoplasmic reticulum (ER) and the mitochondria at contact sites called mitochondria-associated membranes (MAMs) occurs in different hepatic cell…
- Conditions
- Metabolic Dysfunction-Associated Steatotic Liver Disease, Metabolic Dysfunction-Associated Steatohepatitis, Sleeve Gastrectomy, Gastric Bypass Surgery
- Trial name
- MAMBA (NCT06868992)
- Testing
- Bariatric surgery (Sleeve Gastrectomy or Gastric Bypass)
- Where
- 2 sites in France
- Volunteers
- 20 people
- Sponsor
- Hospices Civils de Lyon
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
Meal, Obesity, Morbid
Microstructural Analysis of Ingestive Behavior After Roux-en-Y Gastric Bypass - Pilot
The ability to assess ingestion in fine detail over the time course of a liquid meal allows for comparison of early and late meal features of drinking and may help dissociate manipulations (surgical, neural, pharmacological…
- Conditions
- Meal, Obesity, Morbid, Food Deprivation, Bariatric Surgery
- Trial name
- NCT03747445
- Testing
- Roux-en-Y gastric bypass
- Where
- Switzerland
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Marco Bueter
Obesity, Hypoglycemia Post Gastric Bypass Surgery
GLP1R-imaging in Post-RYGB Hypoglycemia
In order to evaluate the difference in beta cell mass in patients with and without hyperinsulinemic hypoglycemia after Roux en Y gastric bypass (RYGB) investigators aim to compare quantitative PET imaging of the pancreas between…
- Conditions
- Obesity, Hypoglycemia Post Gastric Bypass Surgery, Hyperinsulinemic Hypoglycemia
- Trial name
- NCT05597475
- Testing
- GLP-1R PET
- Where
- Netherlands
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Rijnstate Hospital
Gastric Emptying, Roux-en-Y Gastric Bypass
Bariatric Procedures and Changes Gastric Passage
Gastric emptying measured with scintigraphy in patients after standard Roux-en-Y Gastric Bypass (S-RYGB), Banded-RYGB (B-RYGB) or Extended pouch-RYGB (E-RYGB).
- Conditions
- Gastric Emptying, Roux-en-Y Gastric Bypass, Bariatric Surgery
- Trial name
- BIP (NCT04972357)
- Where
- Netherlands
- Volunteers
- 15 people
- Sponsor
- Rijnstate Hospital
Obesity
Surgical Treatment for Morbid Obesity by Sleeve Gastrectomy Versus Gastric Bypass
The aim of this study is to assess that the sleeve gastrectomy can improve the risk benefit than the gastric bypass
- Trial name
- SLEEVE (NCT00722995)
- Testing
- Sleeve gastrectomy, Gastric Bypass
- Where
- France
- Volunteers
- 280 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Obesity, Morbid, Postoperative Pain
Study of the Effect of the Drug Gabapentin on Postoperative Pain and Incidence of Postoperative Nausea and Vomiting
The purpose of this research study is to evaluate the drug gabapentin (Neurontin®) for its ability to reduce postoperative pain, the need for morphine-like pain medication, and the severity and frequency of postoperative nausea…
- Conditions
- Obesity, Morbid, Postoperative Pain, Postoperative Nausea and Vomiting
- Trial name
- NCT00886236
- Testing
- Gabapentin
- Where
- United States
- Volunteers
- 62 people
- Sponsor
- Medical University of South Carolina
Gastric Bypass, Body Weight
Pharmacokinetic Evaluation of Moxifloxacin Administered Intravenously and Orally in Healthy Volunteers Who Have Had a Gastric Bypass
Roux-and-Y gastric bypass is one of the most common forms of bariatric surgery; due to a reduction in size of the stomach and intestine, the available surface area for the absorption of oral drugs is strongly decreased.
- Trial name
- DRUG10_MOXI (NCT01130922)
- Testing
- moxifloxacin per IV, moxifloxacin per os
- Where
- Belgium
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University Ghent
Gastric Bypass, Obesity
Oversewing Staple Line of The Gastric Remnant
Background: Roux-en-Y gastric bypass (RYGB) is a surgery with low rate complications. However, it is not exempt from them, and 1-6% suffer complications such as postoperative bleeding.
- Trial name
- NCT04884230
- Testing
- Oversewing
- Where
- Venezuela
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Unidad Internacional de Cirugia Bariatrica y Metabolica
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
Bariatric Surgery Candidate
Rates and Severity of PONV for Neuromuscular Block Reversal in Patients Receiving Gastric Bypass Bariatric Surgery
Patients who require bariatric surgery frequently bring a panoply of pre-existing comorbidities to the operating theatre. With body mass indices routinely in the 50s and 60s, patients who have bariatric surgery frequently have…
- Trial name
- NCT03432845
- Testing
- compare reversal agents
- Sponsor
- WellSpan Health
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