Clinical trials
Gastrectomy clinical trials
Below are recruiting gastrectomy clinical trials, each written for real people, not researchers. We’re tracking 132 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06789965Recruiting
Comparing two weight loss surgeries for severe obesity
This trial compares two different surgical techniques for people with severe obesity (BMI 40-50) to see which works better. It is for those who are good candidates for bariatric (weight loss) surgery.
Barcelona, BarcelonaAges 18–60 - NCT07139418Recruiting
Studying lymph nodes around the stomach in cancer surgery
This trial studies the importance of checking lymph nodes in the fatty tissue around the stomach during stomach cancer surgery. It helps doctors understand if examining these specific areas can improve treatment decisions.
Hangzhou, ZhejiangAges 18–85 - NCT07137117Recruiting
Phone counseling after sleeve gastrectomy for better health
This study tests whether phone counseling can help you eat better, stay active, and take your medications as prescribed after sleeve gastrectomy weight-loss surgery. If you qualify, you will receive regular calls from a counselor to support your recovery.
Adana, YüreğirAges 18–65 - NCT06945718Recruiting
Green dye test for gastric cancer surgery
This trial tests whether a green dye called indocyanine green can help surgeons find and remove more lymph nodes during laparoscopic surgery for advanced stomach cancer. It may improve the chances of removing all cancer.
Fuzhou, FujianAges 18–75 - NCT07093502Recruiting
Predicting outcomes after weight-loss surgery for severe obesity
This study is creating a system to predict how well people do after weight-loss surgery for severe obesity. It focuses on patients getting either a sleeve gastrectomy or a gastric bypass and aims to improve recovery and long-term results.
Changsha, HunanAges 18–50 - NCT07063979Recruiting
Using a nerve-stimulation band to reduce nausea after weight-loss surgery
This trial tests if adding a small nerve-stimulation device (Reliefband) to standard recovery care can help prevent nausea and vomiting in the first 24 hours after robotic sleeve gastrectomy. If you are having this surgery and match the criteria, you may be able to join.
Plainsboro, New JerseyAges 18–75 - NCT07058155RecruitingPhase 4
TIPS and weight-loss surgery for liver disease with high blood pressure
This trial tests if doing a TIPS procedure (to lower blood pressure in the liver) before weight-loss surgery (sleeve gastrectomy) helps people with advanced liver disease. It's for those who have cirrhosis and very high blood pressure in the liver, and who qualify for sleeve gastrectomy.
Cleveland, OhioAges 18–70 - NCT04901429Recruiting
Check truncal nerve procedure during weight-loss surgery
This study looks at a nerve-related surgical step (“truncal vagotomy”) during revision weight-loss surgery that changes a sleeve stomach to a gastric bypass. It may help improve outcomes for people who need this type of second surgery.
Dallas, TexasAges 18 years+ - NCT07033221Recruiting
Balance and inner ear function in obesity
This study looks at how obesity affects your sense of balance (vestibular function). It compares people with obesity who are candidates for weight-loss surgery to people without obesity, to see if weight affects balance.
Istanbul, KüçükçekmeceAges 18–60 - NCT06547515Recruiting
Bone and muscle health after sleeve gastrectomy
This study looks at how sleeve gastrectomy surgery affects bone and muscle health in men and women at different life stages (before and after menopause). It compares people having the surgery with those who qualify but don't have it.
QuébecAges 18 years+ - NCT06951893Recruiting
Predicting quality of life after weight-loss surgery
This study looks at whether certain traits before weight-loss surgery can predict how a person's quality of life will change afterward. It aims to find patterns that could help doctors and patients make better decisions about treatment.
Chambéry, SavoieAges 18 years+ - NCT06934655RecruitingPhase 3
Starting semaglutide again after weight-loss surgery in teens
This trial tests if restarting semaglutide (a weekly injection for weight loss) soon after sleeve gastrectomy helps teens with severe obesity keep losing weight. It is for patients who were already taking semaglutide before their surgery.
Los Angeles, CaliforniaAges 12–18 - NCT06639490Recruiting
Robot-assisted stomach surgery navigation study
This trial tests a special navigation system to help surgeons perform robot-assisted stomach cancer surgery. It aims to make the surgery more precise and safe.
SeoulAges 20–90 - NCT06929949Recruiting
Best Reconnection Method After Upper Stomach Surgery
This study compares different ways of reconnecting the digestive tract after surgery to remove the upper part of the stomach. It aims to see which method leads to a better quality of life for people with early-stage stomach or esophageal junction cancer.
Changchun, JilinAges 18–75 - NCT06788548Recruiting
Fluorescence-Guided Surgery for Early Stomach Cancer
This trial tests a new technique that uses a special dye to highlight the first lymph nodes where stomach cancer might spread, allowing surgeons to remove only the necessary nodes during surgery. The goal is to reduce side effects while still effectively treating the cancer.
Beijing, Beijing MunicipalityAges 18–80 - NCT06728891Recruiting
Analyzing tumor deposits after stomach cancer surgery
This study looks at cancer cell deposits found in the area where the right and left stomach-supporting tissues meet, after surgery for stomach cancer. It may help doctors understand how cancer spreads and improve future treatment.
Hangzhou, ZhejiangAges 18–85 - NCT06736847Recruiting
Lymph node spread in stomach cancer surgery
This trial looks at how stomach cancer spreads to lymph nodes and other tissues behind the stomach during surgery. It may help doctors understand which patients need more extensive surgery.
Hangzhou, ZhejiangAges 18–85 - NCT06728878Recruiting
Lymph node spread after total stomach removal for stomach cancer
This study looks at where cancer spreads in the short stomach area after total stomach removal surgery. It aims to understand lymph node and tumor deposits better to help guide future treatment decisions.
Hangzhou, ZhejiangAges 18–85 - NCT06620562RecruitingPhase 4
Testing a weight loss pill after sleeve gastrectomy surgery
This study tests whether adding a medication (naltrexone/bupropion) to sleeve gastrectomy surgery can improve weight loss. It may be a good fit if you are eligible for a first-time sleeve gastrectomy and meet certain health criteria.
Québec, QuebecAges 18–65 - NCT06686875Enrolling by invitation
Chronic belly pain after sleeve gastrectomy study
This study looks at long-term belly pain in people who had a sleeve gastrectomy 3 months to 5 years ago. It aims to understand the pain better to help future patients.
WarsawAges 18 years+ - NCT06671639Recruiting
Stanford program to speed up robotic surgery for children
This trial tests a faster, robotic-assisted surgery for children ages 6 to 21. It aims to see if completing part of the operation using a robot can be as safe and effective as traditional open surgery, possibly leading to quicker recovery and less pain.
Stanford, CaliforniaAges 6–21 - NCT06543615Enrolling by invitation
Ultrasound stomach check before surgery in sleeve gastrectomy patients
This study uses ultrasound to measure how much stomach content remains after fasting in people who have had sleeve gastrectomy surgery. It aims to understand if the standard 8-hour fasting period is enough for this group before other surgeries.
Cairo, Cairo GovernorateAges 21–45 - NCT02823665RecruitingEarly Phase 1
Compare how bariatric surgery affects blood sugar changes
This early trial studies how blood sugar moves in people after certain weight-loss surgery compared with people without surgery. It may help researchers understand why blood sugar can drop too low and how treatments like atropine affect that process.
San Antonio, TexasAges 18–65 - NCT06349772RecruitingEarly Phase 1
Pain relief after robotic sleeve gastrectomy: Zynrelef vs Exparel
This trial compares two long-acting pain medicines, Zynrelef and Exparel, to see which works better for pain control after robotic sleeve gastrectomy. The goal is to improve recovery and reduce the need for stronger painkillers.
Lubbock, TexasAges 18–65
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Common questions
- Are there clinical trials for gastrectomy?
- Yes. Clin2 currently lists 132 recruiting gastrectomy studies from the U.S. registry, each rewritten for real people, not researchers, so you can see what it’s testing and who it’s for.
- How do I know if I qualify for a gastrectomy trial?
- Each study lists its eligibility criteria — rules about age, diagnosis, and prior treatments. On every Clin2 trial page we explain these in words written for real people and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Does it cost anything to join a gastrectomy trial?
- Using Clin2 is always free. Many trials cover the cost of the study treatment and related visits; some reimburse travel. The study team explains exactly what’s covered before you decide.
Related conditions
Clin2 helps you find and understand clinical trials and does not provide medical advice. Study data comes from ClinicalTrials.gov. Talk with your doctor about whether a specific trial is right for you.