Clinical trials: Bariatric Surgery
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
Pediatric Obesity, Metabolic and Bariatric Surgery
Early Reinitiation of Semaglutide Post-Sleeve Gastrectomy in Youth
This is a Phase 3a, randomized, parallel-controlled trial designed to compare the early re-initiation of semaglutide, starting two weeks after sleeve gastrectomy, to standard care (no pharmacotherapy following surgery).
- Conditions
- Pediatric Obesity, Metabolic and Bariatric Surgery, Semaglutide
- Trial name
- NCT06934655
- Testing
- Semaglutide 2.4 mg
- Where
- United States
- Volunteers
- 150 people
- Sponsor
- Children's Hospital Los Angeles
Ovarian Cancer, Bariatric Surgery
Opportunistic Salpingectomy During Bariatric Surgery for Ovarian Cancer Prevention
Ovarian cancer is a deadly disease that is hard to detect early and difficult to treat. Research shows that most ovarian cancers actually start in the fallopian tubes, not the ovaries.
- Conditions
- Ovarian Cancer, Bariatric Surgery, Opportunistic Salpingectomy
- Trial name
- NCT07761416
- Testing
- Opportunistic salpingectomy at time of bariatric surgery
- Volunteers
- 66 people
- Sponsor
- St. Joseph's Healthcare Hamilton
Obesity, Adolescent Obesity
Physiologic Response to Bariatric Surgery and the Impact of Adjunct Semaglutide in Adolescents
The study plans to learn more about what happens to the body after bariatric surgery in people 12 to 24 years old. The study aims to understand why people respond differently to bariatric surgery and how to define success beyond…
- Conditions
- Obesity, Adolescent Obesity, Body-Weight Trajectory, Weight Loss Trajectory
- Trial name
- PRESSURE (NCT06575738)
- Testing
- Injectable semaglutide or injectable tirzepatide, Standard postoperative care
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- University of Colorado, Denver
Obesity, Morbid, Bariatric Surgery Candidate
Obesity Cohort : Medical Follow-up of Severe or Morbid Obese Patients Undergoing Bariatric Surgery
The aim of this cohort is to evaluate the follow-up of morbidly obese patients treated by several types of bariatric procedures.
- Trial name
- BAREVAL (NCT02310178)
- Testing
- Bariatric surgery
- Where
- France
- Volunteers
- 750 people
- Sponsor
- University Hospital, Montpellier
Morbid Obesity, Bariatric Surgery Candidate
Determinants of the Long-Term Success of Bariatric Surgery
The management of obesity is based on a multidisciplinary approach and justifies the use of surgery in patients with the most severe forms.
- Trial name
- PRECOS (NCT03517072)
- Where
- 4 sites in France
- Volunteers
- 1,000 people
- Sponsor
- University Hospital, Lille
Morbid Obesity Requiring Bariatric Surgery
Can Pre-operative Lean Mass Predict Weight Loss After Roux-en-Y Gastric Bypass?
The goal of this observational study is to evaluate whether preoperative fat-free mass predicts post-operative weight loss in patients undergoing Roux-En-Y gastric bypass.
- Trial name
- FLAG (NCT07565051)
- Where
- Switzerland
- Volunteers
- 91 people
- Sponsor
- University Hospital, Geneva
Diabetes Mellitus, Type 2, Pediatric Obesity
Surgical or Medical Treatment
This study will test the hypothesis that metabolic bariatric surgery will be more effective at providing durable glycemic control and reduce co-morbidities than intensive medical therapy in youth with type 2 diabetes.
- Conditions
- Diabetes Mellitus, Type 2, Pediatric Obesity, Bariatric Surgery Candidate
- Trial name
- ST2OMP (NCT04128995)
- Testing
- Advanced Medical Therapy and Bariatric Surgery, Advanced Medical Therapy, Bariatric Surgery
- Where
- 3 sites in United States
- Volunteers
- 88 people
- Sponsor
- Children's Hospital Medical Center, Cincinnati
Obesity, Diabete Type 2
A Cohort Study on Obese Patients' Multidisciplinary Integrated Health Management
To explore influencing factors of diabetes remission and recovery of other complications after bariatric surgery. We design a multicenter study including respective cohort and prorespective cohort of obese patients treated with…
- Conditions
- Obesity, Diabete Type 2, Bariatric Surgery
- Trial name
- ODHM (NCT07451938)
- Testing
- Bariatric surgery, Non-surgical threapy
- Where
- China
- Volunteers
- 1,500 people
- Sponsor
- China-Japan Friendship Hospital
Bariatric Surgery
easyEndoTM Powered Stapler Study
The goal of this Observational, retrospective, uncontrolled is to evaluate the safety and performance of the easyEndo™ Powered Single Use Powered Endoscopic Staplers and Cartridges from EziSurg Medical used in laparoscopic…
- Trial name
- NCT07375017
- Testing
- laparoscopic bariatric surgery
- Where
- Qatar
- Volunteers
- 60 people
- Sponsor
- Ezisurg Medical Co. Ltd.
Type 2 Diabetes Mellitus, Obesity
Impact of Metabolic Surgery on Pancreatic, Renal and Cardiovascular Health in Youth With Type 2 Diabetes
Type 2 diabetes (T2D) in youth is increasing in prevalence in parallel with the obesity epidemic. In the US, almost half of patients with renal failure have DKD, and ≥80% have T2D.
- Conditions
- Type 2 Diabetes Mellitus, Obesity, Bariatric Surgery Candidate, Nephropathy
- Trial name
- IMPROVE-T2D (NCT03620773)
- Testing
- Aminohippurate Sodium Inj 20%, Iohexol Inj 300 mg/mL, Vertical Sleeve Gastrectomy
- Where
- United States
- Volunteers
- 24 people
- Sponsor
- University of Colorado, Denver
Hepatic Steatosis, Bariatric Surgery Candidate
Hepatic Mitochondrial Function in Youth
Assess the impact of bariatric surgery on hepatic energy metabolism and glucose and insulin dynamics in obese youth
- Conditions
- Hepatic Steatosis, Bariatric Surgery Candidate, Adolescent Obesity, Obesity
- Trial name
- MANGO (NCT03587727)
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- University of Colorado, Denver
Bariatric Surgery Analgesia
The Effect of Preoperative Gabapentin on Postoperative Pain Control and Analgesic Requirements Following Bariatric Surgery
The importance of bariatric anesthesia and analgesia research cannot be ignored as it can inform and improve the perioperative protocols for other patients with morbid obesity irrespective of the surgical procedures they are…
- Trial name
- NCT07169006
- Testing
- Group 1, Group 2
- Volunteers
- 102 people
- Sponsor
- Ain Shams University
Bariatric Surgery
The Effect of Guided Imagery on Bariatric Surgery Patients
The study will be conducted using a randomized controlled experimental design with experimental and control groups. Data will be collected between August 2025 and March 2026 in the General Surgery Clinic of Erzurum City Hospital.
- Trial name
- NCT07157826
- Testing
- Guided Imagery Application
- Where
- Turkey (Türkiye)
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Ataturk University
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
Obesity, Adolescent, Bariatric Surgery Candidate
Lifestyle Improvement for Teens With Bariatric Surgery
This study aims to conduct a proof-of-concept study to assess the feasibility, acceptability, and effectiveness of a Metabolic and bariatric surgery (MBS) -supported healthy lifestyle behavioral intervention among adolescent…
- Trial name
- LIFT (NCT05393570)
- Testing
- Healthy Lifestyle Behavioral Intervention (MBS -supported intervention)
- Where
- United States
- Volunteers
- 76 people, healthy volunteers welcome
- Sponsor
- The University of Texas Health Science Center, Houston
Obesity, Type 2 Diabetes Mellitus
Radiomics of Intra-abdominal and Subcutaneous Adipose Tissue Predict the Efficacy of Bariatric Surgery (RISABS)
Using radiomics of intra-abdominal and subcutaneous adipose tissue and clinical features to predict the weight loss efficacy and remission of type 2 diabetes mellitus after bariatric surgery.
- Conditions
- Obesity, Type 2 Diabetes Mellitus, Bariatric Surgery
- Trial name
- NCT06169033
- Where
- China
- Volunteers
- 800 people
- Sponsor
- China-Japan Friendship Hospital
Anemia, Bariatric Surgery Candidate
Postoperative Anemia After Bariatric Surgery
To investigate the real incidence of short and long-term anemia after bariatric surgery, and explore the risk factors.
- Trial name
- NCT06198790
- Where
- China
- Volunteers
- 400 people
- Sponsor
- China-Japan Friendship Hospital
Breast Cancer, Breast Reconstruction
Implant-based Breast Reconstruction in Post-bariatric Women - a Registry-based National Study
The goal of this national registry-based study is to investigate the prevalence of reconstructive breast surgery and risk factors for surgical complications in women who have had weight loss surgery previously.
- Conditions
- Breast Cancer, Breast Reconstruction, Bariatric Surgery, Breast Implant
- Trial name
- NCT07059104
- Testing
- Breast augmentation, Breast reconstruction after mastectomy
- Where
- Sweden
- Volunteers
- 20,000 people
- Sponsor
- Vastra Gotaland Region
Anemia, Bariatric Surgery
The Impact of Preoperative Anemia on Postoperative Anemia and Related Nutrient Abnormalities After Bariatric Surgery
This study aims to assess the impact of preoperative anemia status on anemia and related nutrient abnormalities 1 year after bariatric surgery.
- Trial name
- NCT06218953
- Where
- China
- Volunteers
- 400 people
- Sponsor
- China-Japan Friendship Hospital