Clinical trials: Bariatric Surgeries
Bariatric Surgery, Virtual Reality
The Effect of Virtual Forest Bathing on Bariatric Surgery Patients
This study will be conducted at the General Surgery Clinic of City Hospital in Erzurum between August 2025 and April 2026 using a randomized controlled experimental design.
- Conditions
- Bariatric Surgery, Virtual Reality, Anxiety
- Trial name
- NCT07152054
- Testing
- virtual forest bathing
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Ataturk University
Metabolic Syndrome, Obesity
The Impact of Bariatric Surgery on Adipocyte Metabolism
The purpose of this study is to understand how daily rhythms of behavior affect the expression of genes in fat cells, and how these daily cycles affect the way fat cells respond to insulin (a hormone that controls blood sugar…
- Trial name
- NCT04242524
- Testing
- Circadian Clock Alignment, Circadian Clock Control
- Where
- United States
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- University of Chicago
Obesity, Morbid
Comparing a Randomised Controlled Intervention With Observational Data.
Comparison of participants in a randomised controlled trial (RCT) with observational data from patients operated in Sweden during the same period of time.
- Trial name
- NCT02763501
- Testing
- closure of mesenteric defects, non-closure of mesenteric defects
- Volunteers
- 10,992 people, healthy volunteers welcome
- Sponsor
- Region Örebro County
Bariatric Surgery, Physical Activity
Fostering Exercise After Bariatric Surgery
While the benefits of engagement in regular physical activity after bariatric surgery has been established in various studies, little is known about the effectiveness of an interdisciplinary intervention including nutritional and…
- Trial name
- FREEBASE (NCT04413812)
- Testing
- FREEBASE exercise programme
- Where
- Switzerland
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Lia Bally
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 Candidate, Bone Loss
Healthy Body, Healthy Bones After Bariatric Surgery Trial
One in three adults in the United States suffers from obesity. Bariatric surgery is an increasingly utilized and effective treatment for obesity and obesity-related comorbidities, however, the massive weight loss associated with…
- Conditions
- Bariatric Surgery Candidate, Bone Loss, Bone Resorption
- Trial name
- NCT04279392
- Testing
- Zoledronic Acid 5 mg/Bag 100 ml Inj
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Nebraska
Bariatric Surgery
Effects of Gastric Bypass on Blood Levels of Duloxetine
This study aims to determine the difference, if any, in the pharmacokinetics of duloxetine between patients who are nine to fifteen months post Roux-en-Y Bariatric Surgery and control subjects matched for body mass index (BMI)…
- Trial name
- NCT00989157
- Testing
- Duloxetine
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Neuropsychiatric Research Institute, Fargo, North Dakota
Obesity
Mindful Construal Diaries: Can the MCD Increase Mindfulness and Mindful Eating in Bariatric Surgery Patients
The study aims to test the Mindful Construal Diary (MCD- a mindful eating intervention) initially developed by Mantzios and Wilson.
- Trial name
- NCT03822481
- Testing
- Mindful Construal Diary
- Where
- United Kingdom
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Birmingham City University
Obesity
Effects of Roux-en-Y Gastric Bypass on Gastro-intestinal Hormone Secretion and Brain Responses Food Pictures
This is a cross-sectional study enrolling 11 weight-stable, formerly obese female patients 1-5 years after Roux-en-Y gastric Bypass (RYGB) 11 age- and weight-matched female subjects 10 normal weight (Body Mass Index 19-25 kg/m2)…
- Trial name
- NCT02160379
- Testing
- standard test meal
- Where
- Switzerland
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- University of Lausanne
Non-alcoholic Fatty Liver Disease (NAFLD), Weight Loss
Comparing Effects of Liraglutide and Bariatric Surgery on Weight Loss, Liver Function, Body Composition, Insulin Resistance, Endothelial Function and Biomarkers of Non-alcoholic Steatohepatitis (NASH) in Obese Asian Adults
Non-alcoholic fatty liver disease (NAFLD) is defined by presence of hepatic steatosis (fat accumulation in liver cells), either by imaging or by biopsy and absence of causes for secondary hepatic fat accumulation such as…
- Conditions
- Non-alcoholic Fatty Liver Disease (NAFLD), Weight Loss, Non-alcoholic Steatohepatitis (NASH)
- Trial name
- CGH-LiNASH (NCT02654665)
- Testing
- Lifestyle modification, Liraglutide
- Where
- Singapore
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Changi General Hospital
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
Diabetes Mellitus, Metabolic Syndrome
Effect of Bariatric Surgery "Digestive Adaptations III" on Cardiovascular Risk
Introduction- Primary prevention is the main strategy to control the global burden of cardiovascular disease. In clinical practice, food restriction represents a valuable preventive resource.
- Conditions
- Diabetes Mellitus, Metabolic Syndrome, Obesity, Atherosclerosis
- Trial name
- ADIII (NCT01581099)
- Testing
- Digestive Adaptations III surgery
- Where
- Brazil
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Sao Paulo
Bariatric Surgery Candidate, Complication,Postoperative
Early Postoperative Complications in Patients Undergoing Bariatric Surgery
This study examined immediate postoperative complications in patients undergoing various bariatric surgeries, aiming to evaluate the safety and efficacy of these interventions.
- Trial name
- NCT06372912
- Testing
- Sleeve gastrectomy, Roux-en-Y gastric bypass, mini-gastric bypass, SADIS, intragastric balloon insertion, and gastric band placement are bariatric surgeries.
- Where
- Mexico
- Volunteers
- 3,000 people, healthy volunteers welcome
- Sponsor
- Instituto Mexicano del Seguro Social
Non-Alcoholic Steatohepatitis(NASH), Hepatitis C
Blood Collection Biorepository for Liver Disease Research
The purpose of establishing a biorepository is to provide high quality specimens (serum, plasma, buffy coat and liver tissue) for future researchers who are studying the effects that fatty liver and viral diseases have on the…
- Conditions
- Non-Alcoholic Steatohepatitis(NASH), Hepatitis C, Hepatitis B, Fibrosis
- Trial name
- NCT03025074
- Where
- United States
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- State University of New York at Buffalo
Obesity, Type2diabetes
Metabolic Effects of Bariatric Arterial Embolization vs Bariatric Surgery
Obesity and Type 2 diabetes mellitus (DMT2) are two of the most common chronic diseases of the Western society. Obesity is one critical factor in DMT2 development, with weight loss having profound beneficial effects on DMT2 and…
- Conditions
- Obesity, Type2diabetes, Bariatric Surgery Candidate, Metabolic Disease
- Trial name
- BEOD (NCT05859022)
- Testing
- Roux-en-Y gastric By-pass (RYGB) surgery, Bariatric Arterial Embolization (BAE) procedure
- Where
- Portugal
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Universidade Nova de Lisboa
Obesity, Bariatric Surgery Candidate
Exploring the Effects of Obesity and Bariatric Surgery on the Brain Using Magnetic Resonance Imaging
Background and Purpose: The causes of obesity are highly complex, with eating behaviors playing a crucial role. Current research indicates that many brain regions are involved in the regulation of appetite, eating behaviors, and…
- Trial name
- NCT06708117
- Volunteers
- 260 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Bone Mineral, Bariatric Surgery
the Related Factors of Bariatric Surgery on Bone Mineral Density
Obesity and related metabolic diseases have become a chronic disease that is a threat to human health. Bariatric surgery can effectively and long-term reduce excess body weight and relieve related metabolic diseases, including…
- Trial name
- NCT03689816
- Testing
- sleeve gastrectomy, gastric bypass
- Where
- China
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- First Affiliated Hospital of Jinan University
Patients Who Gain Weight or Stop Losing Weight After barıatrıc Surgery, Absence of Cognitive or Psychiatric Illness
THE EFFECT OF MOTİVATİONAL INTERVİEWİNG-BASED MİNDFULNESS INTERVENTION ON WEİGHT MANAGEMENT AFTER WEİGT LOSS,7SLİMMİNG SURGERY: A RANDOMİZED CONTROLLED TRIAL.
Obesity is one of the most critical health problems in developed and developing countries, recognized as a chronic disease that adversely affects both individual and societal health.
- Conditions
- Patients Who Gain Weight or Stop Losing Weight After barıatrıc Surgery, Absence of Cognitive or Psychiatric Illness, Not Having Previously Received Cognitive Awareness Training, Not Having Undergone Revision Surgery
- Trial name
- NCT07351214
- Testing
- A MİNDFULNESS İNİTİATİVE BASED ON MOTİVATİONAL İNTERVİEWİNG
- Where
- Turkey (Türkiye)
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- Duygu Ateş
Obesity
Investigation of the Effects of Bariatric Surgery on Taste Reward in Humans
The investigators hypothesize that some of these changes in the reduced appetite after surgery may be due to alterations in taste.
- Trial name
- NCT01531738
- Where
- United Kingdom
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Diabetes
Personalised Medicine for Morbid Obesity
The prevalence of morbid obesity (BMI > 40 kg/m2) is increasing rapidly in the UK, but the investigators lack a coherent strategy for detailed assessment and treatment of the individuals affected, who are at high risk of…
- Trial name
- NCT01365416
- Where
- United Kingdom
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- Imperial College London