Clinical trials: Gastric Bypass
Bariatric Surgery Candidate
One Anastomosis Gastric Bypass After Sleeve Gastrectomy Failure
This study is a retrospective analysis of prospectively collected data on 582 obese patients. The primary aim of the study was to evaluate %Excess Weight Loss, Body Mass Index (BMI) and remission of comorbidity at mid- and…
- Trial name
- NCT04450082
- Testing
- One anastomosis gastric bypass
- Volunteers
- 59 people
- Sponsor
- Azienda Sanitaria Locale Napoli 2 Nord
Obesity
Changes in Body- and Liver-composition During Low Calorie Diet in Morbidly Obese
The purpose of this study is to determine what changes occur in body- and liver-composition during four weeks of low calorie diet in morbidly obese females
- Trial name
- NCT01842425
- Where
- Sweden
- Volunteers
- 30 people
- Sponsor
- Uppsala University
Obesity, Morbid, Obesity, Abdominal
Long-term Follow-up After OAGB
This study follows patients who have undergone one-anastomosis gastric bypass (OAGB), a type of weight-loss surgery, to check for changes in the stomach and esophagus over time.
- Conditions
- Obesity, Morbid, Obesity, Abdominal, Ona Anastomosis Gastric Bypass, GERD
- Trial name
- NCT07125638
- Where
- Italy
- Volunteers
- 2,368 people
- Sponsor
- Azienda Sanitaria Locale Napoli 2 Nord
Bariatric Surgery Candidate, Contraception
Changes in Oral Contraceptive Hormones After Gastric Bypass Surgery
This study will attempt to determine whether having gastric bypass surgery changes the way that the gut absorbs hormones from birth control pills.
- Trial name
- NCT01941134
- Testing
- ethinyl estradiol-levonorgestrel
- Where
- United States
- Sponsor
- Johns Hopkins University
Gastric Bypass Status
Rivaroxaban Effects in Subjects Who Have Undergone Gastric Bypass Surgery
The investigators are attempting to compare the anticoagulant (blood thinning) effects of a recently FDA approved medication, Rivaroxaban, in people who have undergone gastric bypass surgery to people who have not had this…
- Trial name
- NCT02058199
- Testing
- rivaroxaban
- Where
- United States
- Volunteers
- 2 people, healthy volunteers welcome
- Sponsor
- State University of New York - Upstate Medical University
Bariatric Surgery Candidate
Alcohol Related Impairment and Reinforcement: Pre to Post Roux en Y Gastric Bypass Surgery
The proposed project will help to understand the changes in reinforcement and impairment experienced by Roux en Y bariatric surgery (RYGB) patients who consume alcohol.
- Trial name
- NCT02370732
- Testing
- Alcohol
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Neuropsychiatric Research Institute, Fargo, North Dakota
Non Insulin Dependent Diabetes Mellitus
Prospective Observatonal Study for Effect of Duodenojejunal Bypass and Gastric Bypass on T2DM Patients
Surgical treatment for type 2 diabetes has been taken note especially in less obese or non obese patients. In Asian, the nuber of less obses or non obese patients with T2DM is greater than that of the obese.
- Trial name
- T2DM (NCT01735253)
- Testing
- laparoscopic roux en Y gastric bypass / open duodenojejunal bypass
- Where
- South Korea
- Volunteers
- 20 people
- Sponsor
- Inha University Hospital
Bariatric Surgery
The Metabolic Effects of Prebiotic Supplementation After Roux-en-Y Gastric Bypass Surgery
In this study, it is aimed to evaluate whether the addition of prebiotics to patients' post-operative diets increases Roux-en-Y Gastric Bypass surgery effects.
- Trial name
- NCT03517345
- Testing
- Prebiotic, Control
- Volunteers
- 32 people
- Sponsor
- Istanbul University
Obesity, Type 2 Diabetes Mellitus
Impact of GBS on CVD in Type 2 Diabetes Mellitus
This research is a NIH single site study with the aims to (1) determine whether surgically induced weight loss decreases the risk of CVD in morbidly obese subjects with T2DM.
- Trial name
- NCT00787670
- Testing
- Diabetes Support and Education, gastric bypass surgery, Tissue Control Group
- Where
- United States
- Volunteers
- 84 people
- Sponsor
- Duke University
Obesity
Banded Sleeve Gastrectomy Versus Banded Ring Gastric Bypass in Morbidly Obese Patients
Obesity is a multifactorial disease that affects millions of people worldwide. It is the main independent risk factor for developing type 2 diabetes mellitus (T2DM).
- Trial name
- NCT00873405
- Testing
- Silastic® ring sleeve gastrectomy, Silastic® ring gastric bypass
- Where
- Brazil
- Volunteers
- 65 people
- Sponsor
- Federal University of Espirito Santo
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
Roux-en-Y Gastric Bypass, Obesity
Assessing the Safety and Performance of the easyEndoTM Universal Linear Cutting Stapler in Laparoscopic Gastric Bypass Surgery
The purpose of this observational registry is to evaluate the safety and performance of the easyEndoTM Universal Linear Cutting Stapler and reloads from Ezisurg Medical used in laparoscopic RYGB surgery to create anastomoses.
- Trial name
- NCT03968757
- Testing
- easyEndoTM Universal Linear Cutting Stapler and reloads (Ezisurg Medical)
- Where
- Belgium
- Volunteers
- 150 people
- Sponsor
- Duomed
Gastric-bypass Surgery, Opioid Consumption
Transversus Abdominis Plane (TAP) Block in Laparoscopic Gastric-bypass Surgery
Laparoscopic gastric-bypass surgery (LGBS) is one of the surgical treatments for morbid obesity, which is performed under general anesthesia.
- Conditions
- Gastric-bypass Surgery, Opioid Consumption, Obesity
- Trial name
- NCT01568437
- Testing
- TAP-Block, Conventional Managment
- Where
- Canada
- Volunteers
- 70 people
- Sponsor
- University Health Network, Toronto
Type 2 Diabetes, Obesity
Changes in Incretins Response and Glycemic Control After Gastric Bypass Surgery in Type 2 Diabetic Patients Versus Healthy
The purpose of this study is to determine the early changes in gut hormonal, and other metabolites with known relations to the glycemic homeostasis.
- Trial name
- NCT01820273
- Where
- Sweden
- Volunteers
- healthy volunteers welcome
- Sponsor
- Lund University
Bariatric Surgery Candidate, Pain, Postoperative
The Effect of Liposomal Bupivacaine on Post Operative Pain and Narcotic Use After Bariatric Surgery
This study is prospective, randomized trial in which the efficacy of liposomal bupivacaine (Exparel®) is compared to standard bupivacaine local surgical site injection in reducing total IV and oral morphine equivalents required…
- Trial name
- Exparel (NCT03196505)
- Testing
- Exparel 266 MG Per 20 ML Injection, Bupivacaine
- Where
- United States
- Volunteers
- 231 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Obesity, Metabolic Disease
Conventional Vs Tailored Limb Lengths in Laparoscopic Roux-en Y Gastric Bypass Surgery
The study aims to investigate whether tailoring limb lengths based on the 1/3rd and 2/3rd concept improves clinical outcomes in Laparoscopic Roux-en-Y Gastric Bypass (LRYGB) surgery compared to conventional limb lengths.
- Conditions
- Obesity, Metabolic Disease, Bariatric Surgery Candidate, Metabolic Surgery
- Trial name
- TAILO-R-YGB (NCT06756789)
- Testing
- Laparoscopic Roux-en Y Gastric bypass (RYGB)- Conventional approach, Laparoscopic Roux-en Y Gastric bypass (RYGB)- Tailored approach
- Where
- India
- Volunteers
- 40 people
- Sponsor
- GEM Hospital & Research Center
GERD, Obesity
Long Term Outcomes of Bariatric Patients Treated With Surgery or Endoscopy
GERD is common in the obese population. Bariatric procedures are the mainstay of therapy for these patients. Bariatric procedures can be surgical (Roux-en-Y gastric bypass and Vertical sleeve gastrectomy) or endoscopic…
- Trial name
- ROSE (NCT03705416)
- Testing
- Endoscopy, Surgery
- Where
- 6 sites in United States
- Volunteers
- 250 people
- Sponsor
- Johns Hopkins University
Pain, Postoperative, Postoperative Pain
Intraperitoneal Aerosolized Delivery of a Local Anesthetic for Post Operative Pain Management. A Double Blind, Randomised Controlled Clinical Trial.
The purpose of this study is to determine the effectiveness of aerosolized pain medication (.5% bupivicaine) delivered into the peritoneal cavity after laparoscopic gastric bypass surgery.
- Conditions
- Pain, Postoperative, Postoperative Pain, Abdominal Pain, Obesity
- Trial name
- NCT00286286
- Testing
- Intraperitoneal Aerosolization System, IntraMyst
- Where
- 2 sites in United States
- Volunteers
- 50 people
- Sponsor
- Northgate Technologies
Obesity, Metabolic Syndrome
Prospective Cohort Study of the Effect of Bariatric/Metabolic Surgery on Morbid Obesity Patients With Metabolic Syndrome
The purpose of this study is to determine the change in kidney function and blood pressure after gastric bypass versus conventional medical therapy in morbid obesity.
- Trial name
- NCT02271568
- Testing
- Bariatric surgery, Intensive medical therapy
- Where
- South Korea
- Volunteers
- 30 people
- Sponsor
- Hanyang University
Obesity, Morbid
Suboptimal Weight Loss After Gastric Bypass Surgery
Bariatric surgery is the only long-term established treatment for morbid obesity. However, some patients experience suboptimal weight loss after surgery and/or experience a significant weight regain.
- Trial name
- NCT01829906
- Testing
- Multidisciplinary outpatient programme, Inpatient lifestyle programme
- Where
- Norway
- Volunteers
- 49 people, healthy volunteers welcome
- Sponsor
- Norwegian University of Science and Technology