Clinical trials: Gastric Bypass Surgery
Laparoscopic Gastric Bypass Surgery, Ketamine
Perioperative Ketamine for Pain With Gastric Bypass
Opioid medications such as morphine, hydrocodone and oxycodone are standard for treating pain after surgery, however there are disadvantages.
- Trial name
- NCT03448068
- Testing
- Ketamine, Standard therapy
- Where
- United States
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Overweight
Trial of Leptin Administration After Roux-en-Y Gastric Bypass
This is a pilot and feasibility study to examine a novel intervention using leptin in weight-reduced individuals who have undergone bariatric surgery but still remain obese.
- Trial name
- NCT00710814
- Testing
- Leptin
- Where
- United States
- Volunteers
- 31 people
- Sponsor
- Columbia University
Obesity, Morbid, Postoperative Pain
Study of the Effect of the Drug Gabapentin on Postoperative Pain and Incidence of Postoperative Nausea and Vomiting
The purpose of this research study is to evaluate the drug gabapentin (Neurontin®) for its ability to reduce postoperative pain, the need for morphine-like pain medication, and the severity and frequency of postoperative nausea…
- Conditions
- Obesity, Morbid, Postoperative Pain, Postoperative Nausea and Vomiting
- Trial name
- NCT00886236
- Testing
- Gabapentin
- Where
- United States
- Volunteers
- 62 people
- Sponsor
- Medical University of South Carolina
Morbid Obesity, Postoperative Pain
Patients-Controlled Epidural Analgesia After Gastric Bypass for Morbid Obesity Using Morphine-Levobupivacaine Regimens
Adequate postoperative analgesia can facilitate recovery following gastric bypass surgery for morbid obesity. The efficacy and safety of intravenous patient - controlled analgesia has been studied, but up to date no data are…
- Conditions
- Morbid Obesity, Postoperative Pain, Postoperative Bowel Function, Postoperative Ambulation
- Trial name
- NCT01249872
- Testing
- GROUP A : 0 mg MORPHINE-0.1% LEVOBUPIVACAINE, GROUP B : 1 mg MORPHINE- 0.1% LEVOBUPIVACAINE, GROUP C : 2 mg MORPHINE-0.1% LEVOBUPIVACAINE
- Where
- Greece
- Volunteers
- 96 people
- Sponsor
- University of Patras
Pain, Postoperative Depression
Study on the Use of Low Dose Ketamine After Gastric Bypass and Gastrectomy
This is a randomized, double-blind, placebo-controlled, two-arm parallel, single-center study. One hundred subjects (50 in each arm) will be enrolled.
- Trial name
- NCT02452060
- Testing
- Ketamine
- Where
- United States
- Volunteers
- 90 people
- Sponsor
- NYU Langone Health
Obesity
Effect of Weight Loss on Myocardial Metabolism and Cardiac Relaxation in Obese Adults
Obesity adversely affects myocardial (muscular heart tissue) metabolism, efficiency, and diastolic function. The objective of this study was to determine if weight loss could improve obesity-related myocardial metabolism and…
- Trial name
- NCT00572624
- Testing
- Diet, Gastric bypass surgery
- Where
- United States
- Volunteers
- 51 people, healthy volunteers welcome
- Sponsor
- Washington University School of Medicine
Laparoscopic Gastric Bypass, Obesity
Ketamine vs Hydromorphone
This study will help to determine if investigators can minimize narcotic use in laparoscopic gastric bypass patients while maintaining adequate pain control.
- Conditions
- Laparoscopic Gastric Bypass, Obesity, Pain, Postoperative
- Trial name
- NCT03001843
- Testing
- Ketamine, Narcotics, pain scale
- Where
- United States
- Volunteers
- 54 people
- Sponsor
- University of Florida
Marginal Ulcers
Ulcer Prevention Study in Post Gastric Bypass Patients
This research is to determine which medication, Zegerid (Omeprazole/Sodium Bicarbonate) or Pepcid AC (Famotidine), works best at reducing the chance that a patient will get an ulcer after gastric bypass surgery.
- Trial name
- NCT00557349
- Testing
- Omeprazole, Famotidine
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- University of Missouri-Columbia
Morbid Obesity
Taste Perception Pre and Post Bariatric Surgery
The investigators wish to study the effects of three forms of bariatric surgery, gastric bypass lap banding, and sleeve gastrectomy. The surgery is not part of the clinical trial.
- Trial name
- RBtaste (NCT01536197)
- Testing
- Gastric bypass, Gastric banding, Sleeve gastrectomy
- Where
- United States
- Volunteers
- 33 people
- Sponsor
- Washington University School of Medicine
Pain, Obesity
The Effect of Pre-Operative Transversus Abdominis Plane (TAP) Block in the Post Operative Opioid Consumption in Morbid Obese Patients Undergoing Laparoscopic Gastric Bypass Surgery: A Prospective,Randomized, Blinded Study
The use of preoperative TAP block in laparoscopic bariatric surgery can improve the postoperative pain and quality of recovery in patients undergoing these procedures.
- Conditions
- Pain, Obesity, Surgery
- Trial name
- NCT01075087
- Testing
- (study group) will receive a bilateral TAP block using 20 cc of 0.5% ropivacaine on each side.
- Where
- United States
- Volunteers
- 19 people
- Sponsor
- Northwestern University
Endotracheal Intubation, Rapid Airway Management Positioner
Evaluation of the Rapid Airway Management Positioner
The purpose of this study is to determine if the Rapid Airway Management Positioner (RAMP, AirPal, Center Valley, PA) is a useful positioning device for direct laryngoscopy and tracheal intubation in obese patients undergoing…
- Trial name
- RAMP (NCT00581230)
- Testing
- Laryngoscopy with RAMP, Laryngoscopy without RAMP
- Where
- United States
- Volunteers
- 51 people
- Sponsor
- The University of Texas Health Science Center, Houston
Morbid Obesity
Clinical and Economic Outcomes in Laparoscopic Sleeve Gastrectomy Versus Roux-en-Y Gastric Bypass Surgery
Study objectives: 1. generate local clinical, health-related quality-of-life and health economic data to evaluate the benefits of two types of minimally invasive weight-loss surgery 2.
- Trial name
- OPTIMIZE (NCT01754194)
- Testing
- Gastric Sleeve Resection, Roux-en-Y Gastric Bypass
- Where
- 18 sites in Germany
- Volunteers
- 293 people
- Sponsor
- Medtronic - MITG
Obesity
Pancreatic Enzymes to Restore Digestive Function in Malnourished Gastric Bypass Patients
Hypothesis: Bypass of the upper GI tract with bariatric surgery results in suppression of pancreatic function resulting in maldigestion and further malabsorption.
- Trial name
- NCT00510744
- Testing
- pancreatic enzyme supplement
- Where
- United States
- Volunteers
- 5 people
- Sponsor
- University of Pittsburgh
Morbid Obesity
Sonographic Evaluation of Visceral Fat After Bariatric Surgery
Excess visceral fat is a key factor in the development of metabolic syndrome associated with obesity. After bariatric surgery, patients experience weight loss accompanied by a decrease in the amount of total body fat.
- Trial name
- NCT01285791
- Where
- Israel
- Volunteers
- 39 people
- Sponsor
- Hadassah Medical Organization
Obesity, Diabetes Mellitus, Type 2
Longitudinal Phenotyping of Bariatric Surgery Patients
Recent studies have shown that bacteria within the gut play an important role in diabetes improvement after bariatric (weight-loss) surgery.
- Trial name
- NCT02421055
- Testing
- Laparoscopic Roux-en-Y Gastric Bypass, Laparoscopic Sleeve Gastrectomy
- Where
- United Kingdom
- Volunteers
- 158 people
- Sponsor
- Imperial College London
Obesity
Exendin-9,39 and Satiety After Bariatric Surgery
The overall aim of the application is to determine the contribution of the elevated incretin hormone concentrations seen after certain types of bariatric surgery to the regulation of food intake and satiety.
- Trial name
- NCT02779075
- Testing
- Saline, Exendin-9,39
- Where
- United States
- Volunteers
- 29 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Obesity
Incisionless Treatment for Patients With Inadequate Weight Loss Following Roux-en-Y Gastric Bypass
It is estimated that up to 20% of patients who have Roux-en-Y Gastric Bypass (RYGB) surgery will not meet their weight loss goal, or may even regain some of the weight they initially lost.
- Trial name
- NCT00394212
- Testing
- Transoral Suturing
- Where
- 10 sites in United States
- Volunteers
- 77 people
- Sponsor
- C. R. Bard
Hypoglycemia
The Effect of Glucomannan Soluble Fiber on Glucose Homeostasis in Patients With Roux En Y (RNY) Gastric Bypass Surgery
One of the emerging complications of RNY gastric bypass surgery is mild to severe refractory/ recurrent postprandial hypoglycemia. This complication can lead to a significant reduction in quality of life to severe disability.
- Trial name
- NCT02336438
- Testing
- glucomannan
- Volunteers
- 10 people
- Sponsor
- Bassett Healthcare
Cholelithiasis, Ultrasonography
Laparoscopic Versus Transabdominal Ultrasound in Morbidly Obese Patients
The objective of this study is to prospectively compare laparoscopic ultrasound to transabdominal ultrasound for the detection of gallbladder pathology in obese patients presenting for laparoscopic gastric bypass.
- Conditions
- Cholelithiasis, Ultrasonography, Laparoscopic Gastric Bypass
- Trial name
- NCT00971750
- Where
- United States
- Volunteers
- 253 people
- Sponsor
- Gundersen Lutheran Medical Foundation
Bariatric Surgery Candidate
Pilot Study for Zoledronic Acid to Prevent Bone Loss After Bariatric Surgery
This study evaluates whether zoledronic acid can prevent the high bone turnover that occurs after Roux-en-Y Gastric Bypass (RYGB) and sleeve gastrectomy (SG) surgery.
- Trial name
- NCT03424239
- Testing
- Zoledronic Acid, Calcium citrate + vitamin D, Vitamin D3
- Where
- United States
- Volunteers
- 6 people
- Sponsor
- Massachusetts General Hospital