Clinical trials: Bariatric Surgical Procedure
Bariatric Surgery Candidate, Obesity, Morbid
Portal Hypetension and Bariatric Surgery (BARIAPORTAL)
The worldwide obesity epidemic has led to an increase in the proportion of patients with chronic liver disease due to non-alcoholic fatty liver disease (NAFLD) and in the prevalence of obesity in patients with cirrhosis of all…
- Conditions
- Bariatric Surgery Candidate, Obesity, Morbid, Portal Hypertension
- Trial name
- BARIAPORTAL (NCT05653115)
- Testing
- Bariatric surgery
- Where
- France
- Volunteers
- 63 people
- Sponsor
- Centre Hospitalier Universitaire de Nice
Quality of Life, Obesity, Morbid
Obesity and Health-related Quality of Life in Patients Receiving Bariatric Surgery in the UK
United Kingdom National Bariatric Surgery Registry (NBSR) records between 1st June 2017 and 23rd November 2022 were used to identify people undergoing primary bariatric (weight-loss) surgery.
- Conditions
- Quality of Life, Obesity, Morbid, Bariatric Surgery Candidate
- Trial name
- NCT06324526
- Where
- United Kingdom
- Volunteers
- 2,160 people
- Sponsor
- Imperial College London
Diabetes Mellitus, Type 2, Insulin Resistance
Treatment of Type 2 Diabetes Mellitus by Duodenal Exclusion Associated With Omentectomy: Clinical and Hormonal Study
Based in a surgery technique studied in a non-obese diabetic mouse model by Rubino and Marescaux(2004), wich reversed diabetes in those animals, we have performed a previous study in human volunteers with type 2 diabetes and…
- Conditions
- Diabetes Mellitus, Type 2, Insulin Resistance, Obesity
- Trial name
- NCT00566215
- Testing
- Duodenal exclusion plus omentectomy, Duodenal exclusion without omentectomy
- Where
- Brazil
- Volunteers
- 6 people
- Sponsor
- University of Campinas, Brazil
Morbid Obesity, Insulin Resistance
Assessment of Insulin Resistance, NAFLD, Predictors of CV Morbidity, and Subcutaneous Adipose and Visceral Adipose Gene Expression in Patients Undergoing Gastric Bypass Surgery
The purpose of this research is to further study the effect weight loss after gastric bypass surgery has on the heart and blood pressure and on how the body uses or metabolizes the sugars, fats and proteins we eat.
- Conditions
- Morbid Obesity, Insulin Resistance, Non-Alcoholic Fatty Liver Disease
- Trial name
- NCT01007955
- Where
- United States
- Volunteers
- 61 people
- Sponsor
- University of Massachusetts, Worcester
Insulin Resistance, Proteomics
Proteomics in Morbid Obesity After Bariatric Surgery
Glycemic control is rapidly restored in patients with insulin resistance after bariatric surgery, in particular after the mal-absorptive one (i.e. Bilio-pancreatic diversion, BPD).
- Conditions
- Insulin Resistance, Proteomics, Morbid Obesity
- Trial name
- PROTOBESE (NCT01151917)
- Where
- Italy
- Volunteers
- 20 people
- Sponsor
- Catholic University of the Sacred Heart
Complications After Gastric Bypass Operation
Complications After Bariatric Surgery - a Clinical Trial
The number of obese is increasing rapidly. Bariatric surgery is used to a greater and greater extent as treatment of obesity to obtain a greater and more permanent weight loss.
- Trial name
- NCT01930838
- Testing
- Gastric bypass operation
- Where
- Denmark
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Aarhus
Hepcidin
Hepcidin Behavior in Patients With Obesity and Bariatric Surgery
Iron deficiency is one of the most common nutritional problems observed in patients with obesity and after bariatric surgery. From a therapeutic point of view, iron deficiency can lead to iron deficiency anemia.
- Trial name
- HOBS (NCT03990948)
- Testing
- Blood sampling
- Where
- Belgium
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Bariatric Surgery Candidate
Feasibility and Safety of Robotic Bariatric Surgery Using the SenhanceTM Surgical System
Evaluating feasibility and safety of the Senhance Surgical System with digital laparoscopy in bariatric surgery.
- Trial name
- RoboBar (NCT05208138)
- Testing
- Senhance Surgical System from Asensus
- Where
- Switzerland
- Volunteers
- 21 people
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Overweight, Depression
Pharmacokinetics and Pharmacodynamics of Oral Sertraline Before and After Bariatric Surgery
Volunteers with a prescription of oral sertraline who have been scheduled to bariatric surgery in either Norrköping/Sweden or Lindesberg/Sweden will be asked to participate in a observational study.
- Conditions
- Overweight, Depression, Anxiety Disorders
- Trial name
- ANTILOP (NCT04147000)
- Where
- 2 sites in Sweden
- Volunteers
- 3 people
- Sponsor
- Linkoeping University
Ulcer, Gastric, Obesity, Morbid
The Use of Indocyanine Green to Visualize Blood Flow to the Gastrojejunostomy During Bariatric Surgery.
This is an interventional pilot study aimed to evaluate the use of NIF imaging as an intraoperative aid to assess the anastomotic blood flow to the gastric pouch and gastrojejunostomy during Roux-en-Y gastric bypass surgery and…
- Trial name
- NCT06002906
- Testing
- Indocyanine green, Stryker 1688 AIM system
- Where
- Canada
- Volunteers
- 300 people
- Sponsor
- University Health Network, Toronto
Loss-of-control Eating, Obesity/Overweight
Pharmacological and Behavioral Treatment After Bariatric Surgery: Medication Change for Non-Responders (Stage 2b)
This study will test the effectiveness of lisdexamfetamine medication as a treatment for loss-of-control eating and weight following bariatric surgery.
- Trial name
- NCT04599504
- Testing
- Lisdexamfetamine Dimesylate (Medication)
- Where
- United States
- Volunteers
- 16 people
- Sponsor
- Yale University
Obesity & Overweight, Collagen Protein
Collagen Supplements and Post-MBS Muscle Mass/Body Image
This prospective, observational cohort study aims to evaluate whether the use of collagen-containing supplements is associated with differences in muscle mass, body composition, and body image among patients who have undergone…
- Conditions
- Obesity & Overweight, Collagen Protein, Bariatric Surgery, Metabolic and Bariatric Surgery
- Trial name
- NCT07809152
- Testing
- Collagen-containing supplement
- Where
- Turkey (Türkiye)
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- Mudanya University
Obesity, Bariatric Surgery
Protein Need and Interest of " Quick Proteins " to the Obese Subject Operated by Bariatric Surgery (BIBOP)
The main objective of the study is to evaluate the protein requirement associated with postoperative weight loss caused by by-pass (shunt which leads to a certain degree of malabsorption) or sleeve gastrectomy (more technically…
- Trial name
- BIBOP (NCT01249326)
- Testing
- bariatric surgery
- Where
- France
- Volunteers
- 25 people
- Sponsor
- University Hospital, Clermont-Ferrand
Obesity, Obesity, Morbid
Biological Sample Repository for Gastrointestinal Disorders
The goal of this observational study has the purpose of collecting biological samples from obese patients undergoing evaluation for weight loss by means of medical or endoscopic therapies; and of post bariatric surgery patients…
- Conditions
- Obesity, Obesity, Morbid, Obesity, Primary, Gastro-Intestinal Disorder
- Trial name
- NCT05874726
- Testing
- Blood Collection, Urine Collection, Tissue Sample Collection
- Where
- United States
- Volunteers
- 500 people
- Sponsor
- Pichamol Jirapinyo, MD, MPH
Bariatric Surgery Candidate, Ketogenic Dieting
Ketogenic Diet Prior to Bariatric Surgery
Standard dietary regiments for bariatric are advised prior to surgery. The most used diet is a very low calorie diet (VLCD). These diets potentially have multiple pittfalls.
- Trial name
- NCT06850493
- Testing
- VLCKD (ketogenic diet), VLCD (Very-low-calorie-diet)
- Where
- Netherlands
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- Maxima Medical Center
Obesity, Diabetes, Nutrition, Physical Health, Body Composition Changes
The Role of Nutrition in Muscle Function of Bariatric Surgery Patients
Current recommendations for protein intake after bariatric surgery are not based on strong scientific evidence. It remains unclear how much protein should be eaten to minimize muscle loss and preserve the metabolism and function…
- Conditions
- Obesity, Diabetes, Nutrition, Physical Health, Body Composition Changes, Muscle Function, Handgrip Strength Test, Protein Metabolism
- Trial name
- NCT06680492
- Where
- Canada
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Concordia University, Montreal
Bariatric Surgery, Mechanical Ventilation
Prospective Clinical Study of PCV and PCV-VG in Patients Undergoing Bariatric Surgery
This study compares the two mechanical ventilation strategies in obese patients undergoing bariatric surgery: pressure-controlled ventilation(PCV) and pressure-controlled ventilation volume-guaranteed（PCV-VG).
- Trial name
- NCT03150264
- Testing
- PCV-VG, PEEP5cmH₂O, PCV, PEEP5cmH₂O
- Where
- China
- Volunteers
- 100 people
- Sponsor
- Huashan Hospital
Bariatric Surgery Candidate, Obesity
The Effect of Exercise in Patients Awaiting Bariatric Surgery
The aim of this project is to understand the impact of a four week preoperative exercise programme on fitness and metabolic rate and weight before surgery.
- Trial name
- BariPrehab (NCT05235945)
- Testing
- Online exercise intervention
- Where
- United Kingdom
- Volunteers
- 48 people
- Sponsor
- University College, London
Obese Patients With Bariatric Surgery
Role of the Microbiota in Obesity: Effect After Bariatric Surgery
Several studies have demonstrated that bariatric surgery is effective for inducing weight loss in obese patients. In addition, the effects of this surgery on multiple associated alterations are well known, including changes in…
- Trial name
- MICROOBAR (NCT07277465)
- Testing
- Bariatric surgery
- Where
- Spain
- Volunteers
- 60 people
- Sponsor
- Celia Bañuls
Food Preferences, Obesity
How Altered Gut-Brain-Axis Influences Food Choices: Part 2 (BrainFood)
Obesity is currently one of the most substantial health burdens. Due to the production of marked and sustained weight loss, bariatric surgery is an increasingly used therapeutic modality to combat obesity and its comorbidities.
- Trial name
- BrainFood (NCT04788836)
- Testing
- Questionnaire (Survey and Food Frequency Questionnaire (FFQ)), Collection of digital receipts from grocery shopping
- Where
- Switzerland
- Volunteers
- 61 people
- Sponsor
- Lia Bally