NCT05611697Recruiting
Laparoscopic Single Anastomosis Sleeve Ileal Bypass Versus Laparoscopic Sleeve Gastrectomy for Morbid Obesity
Laparoscopic Single Anastomosis Sleeve Ileal Bypass Versus Laparoscopic Sleeve Gastrectomy for Morbid Obesity: A Randomized Trial
Source: ClinicalTrials.gov · Last updated 18 May 2026
Brief summary (registry, in English)
This study will compare two bariatric surgical interventions in terms of weight loss, gastroesophageal reflux, and effects on obesity-related comorbid conditions in morbidly obese patients.
- Status (registry)
- Recruiting
- Study type
- Interventional
- Enrollment
- 220 (estimated)
- First submitted
- 9 May 2022
- Start date
- 17 Feb 2023
- Primary completion date
- Dec 2028
- Lead sponsor
- Oslo University Hospital
- Diseases
- Obesity
- NCT number
- NCT05611697
What you commit to
- Study type: Interventional
- Planned participants: 220
- From 17 Feb 2023 to the primary completion date, Dec 2028
- 2 sites in 1 country
- Visits and tests: ask the trial team, the registry does not list them
Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.
Who cannot take part
Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.
Prior treatment
- Previous or current gastroesophageal reflux symptoms with daily use of antireflux medication. Patients are also excluded if preoperative manometry identifies a hiatal hernia (≥4cm in axial length) or if preoperative upper endoscopy identifies esophagitis grade C or D (LA classification), peptic stricture, Barrett's esophagus, or esophageal carcinoma.
Other illness
- A history of major abdominal or bariatric surgery (excluding appendectomy, cholecystectomy, and sectio).
- Established disabling cardiopulmonary disease, ongoing treatment for cancer, long-term steroid use, and conditions believed to be associated with poor adherence after surgery.
Other
- BMI ≥55 kg/m2.
- Achalasia
- Pregnancy.
Who the study is looking for
- Morbid obesity at referral for bariatric surgery (i.e. a body-mass index \[BMI\] of ≥35 kg/m2 with obesity-related comorbid conditions or ≥40 kg/m2 with or without such comorbidities).
- Age 20-60 years.
- Previous failed attempts of weight loss.
- Norwegian speaking patients.
Age in the registry: 20 years to 60 years · Sex: All · Does not accept healthy volunteers
Sites (2)
Sites in registry order. Save your city in your profile to sort them by distance.
| Site | City | Country | Site status |
|---|---|---|---|
| Oslo University Hospital Coordinator of this site? Confirm its status | Oslo | Norway | Recruiting |
| The Morbid Obesity Center, Vestfold Hospital Trust Coordinator of this site? Confirm its status | Tønsberg | Norway | Recruiting |
This page is information, not medical advice. Discuss any trial with your doctor.