Condition

Sleeve Gastrectomy clinical trials and research

• 12Clinical trials
• 3NIH research projects
• 1New in 30 days
• 6Countries

Newest Sleeve Gastrectomy clinical trials

All recruiting trials (12)

• 15-year outcomes after sleeve gastrectomy in France

  This study looks at how people who had sleeve gastrectomy have fared over 15 years to see long-term weight changes and health effects.

  Recruiting Centre Hospitalier Universitaire, Amiens · Amiens · NCT07883018

• Extra daily iron after sleeve gastrectomy to prevent anemia

  This study tests whether taking an extra daily iron pill plus a multivitamin prevents iron deficiency anemia in adults during the six months after sleeve gastrectomy compared with taking a multivitamin alone.

  Recruiting Cairo University · Cairo, Al-Manial Cairo · NCT07397572

• Foot reflexology to reduce nausea after sleeve gastrectomy

  This will try foot reflexology to see if it reduces nausea and vomiting in adults after sleeve gastrectomy.

  Recruiting Centre Hospitalier Departemental Vendee · La Roche-sur-Yon · NCT07313293

• Digestion and gut function after bariatric surgery

  This project will test how digestion — including enzymes, bile acids, pH, and transit time — works in adults with obesity and in people at least one year after Roux‑en‑Y or sleeve gastrectomy by collecting intestinal samples and using a swallowable sensor capsule.

  Recruiting Universitaire Ziekenhuizen KU Leuven · Leuven · NCT07286968

• Vestibular and balance changes before and after sleeve gastrectomy

  This study will see if vestibular (balance) function improves in adults having sleeve gastrectomy for severe obesity by testing them before surgery and at one and six months after surgery.

  Recruiting Istanbul Aydın University · Istanbul, Küçükçekmece · NCT07033221

• Link between MASH and mitochondrial membrane changes in people having bariatric surgery.

  We will test whether changes in mitochondria-associated membranes (MAMs) in liver cells and blood immune cells are linked to MASH in adults undergoing bariatric surgery.

  Recruiting at 2 sites Hospices Civils de Lyon · Lyon, France and 1 other locations · NCT06868992

• A new surgical approach to reduce GERD after weight loss surgery

  This study is testing a new type of weight loss surgery to see if it can help reduce acid reflux in people who have had weight loss surgery.

  Recruiting at 2 sites University of California, Irvine · Orange, California and 1 other locations · NCT06783751

• Stanford program to advance robotic surgery for children and adolescents

  This program will try the da Vinci Xi surgical robot in children and adolescents (ages 6–21, ≥15 kg) to see if it is safe and works well for procedures like sleeve gastrectomy, cholecystectomy, splenectomy, hysterectomy, and operations for endometriosis.

  Recruiting Stanford University · Stanford, California · NCT06671639

• Evaluating a new stapler for sleeve gastrectomy procedures

  This study is testing a new stapler used in weight loss surgery to see if it helps prevent problems like bleeding or leaks after the procedure.

  Recruiting Lexington Medical Inc. · Kaunas · NCT06474637

• Understanding how alcohol affects people after sleeve gastrectomy

  This study looks at how alcohol affects mood and blood sugar in people who have had sleeve gastrectomy compared to those who haven't, to see if there are differences between men and women.

  Recruiting University of Illinois at Urbana-Champaign · Urbana, Illinois · NCT06257771

• Predicting gastroesophageal reflux after sleeve gastrectomy

  This study is trying to find out what factors might lead to gastroesophageal reflux disease (GERD) in people after they have sleeve gastrectomy surgery.

  Recruiting Mayo Clinic · Orlando, Florida and 1 other locations · NCT04411823

• Effects of bariatric surgeries on glucose metabolism

  This study tests how gastric bypass and sleeve gastrectomy surgeries affect blood sugar control after meals in people with diabetes to see which surgery might work better.

  Recruiting at 2 sites Early Phase 1 The University of Texas Health Science Center at San Antonio · San Antonio, Texas and 1 other locations · NCT02823665

NIH-funded research (3)

Early-stage science funded by the US National Institutes of Health. Most of these projects don't enroll patients, but they show what is being worked on.

• A safer sleeve surgery to reduce reflux after weight-loss surgery

  A new version of vertical sleeve gastrectomy is being tested to lower the chance of acid reflux and reduce the risk of Barrett’s esophagus in people considering or having weight-loss surgery.

  NIH research University of California-Irvine · Irvine, United States · NIH-11382919

• Surgical technique to reduce acid reflux after sleeve gastrectomy

  This trial tests a modified sleeve gastrectomy designed to lower new or worsening acid reflux in adults with obesity who are having bariatric surgery.

  NIH research University of California-Irvine · Irvine, United States · NIH-11195060

• New surgical method to reduce acid reflux after weight loss surgery

  This study is testing a new type of weight loss surgery that aims to help people with obesity who also struggle with acid reflux, to see if it can reduce their reflux symptoms while helping them lose weight.

  NIH research University of California-Irvine · Irvine, United States · NIH-11050836

Related topics

Quick answers

How many Sleeve Gastrectomy clinical trials are recruiting right now?

12, as of November 12, 2026. 1 of them was first registered in the last 30 days. We update this list each time we refresh our data from ClinicalTrials.gov.

Where are these trials running?

In 6 countries. The most sites are in United States (5 trials), France (3 trials), Netherlands (1 trial), Egypt (1 trial), Turkey (Türkiye) (1 trial). Each study page lists its sites and which ones are recruiting.

What phases are they in?

Early Phase 1: 1. Trials with no phase listed are usually device, behavioural or observational studies.

How do I join one?

Open a study, check the "Is this trial a fit for you?" section, then contact the study team listed on the page. They will ask a few screening questions. Asking is free and does not commit you to anything. Talk it over with your doctor first.

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