Clinical trials: Bariatric Surgery
Bariatric Surgery
Glycemic Patterns After Bariatric Surgery and High Glycemic Variability and Hypoglycemia Unawareness Risk Factors
To study the glycemic patterns of patients undergoing bariatric surgery and what are the risk factors capable of predicting episodes of unnoticed hypoglycemia and high glycemic variability, evaluating patients who underwent…
- Trial name
- NCT05728320
- Testing
- Glucose monitoring with flash glucose monitor
- Where
- Brazil
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Rio de Janeiro State University
Bariatric Surgery, Morbid Obesity
Pharmacokinetics of Rivaroxaban After Bariatric Surgery
Data on pharmacokinetics of rivaroxaban after bariatric surgery and in morbid obesity are sparse. The aim of this study is to assess the pharmacokinetic and pharmacodynamic parameters of rivaroxaban, used at a therapeutic…
- Trial name
- ABSORB (NCT04180436)
- Testing
- rivaroxaban 20 mg once daily 8 days
- Where
- France
- Volunteers
- 67 people, healthy volunteers welcome
- Sponsor
- University Hospital, Brest
Obesity, Morbid, Diabete Type 2
Indocyanine Green Test for Evaluation of Perfusion of Staple Line of the Stomach During Laparoscopic Sleeve Gastrectomy
The investigators present the case of a 40-year-old female underwent laparoscopic sleeve gastrectomy. Intraoperative indocyanine green test was performed
- Conditions
- Obesity, Morbid, Diabete Type 2, Cardiac Disease, Vascular Diseases
- Trial name
- NCT05337644
- Testing
- Indocyanine green solution
- Where
- Italy
- Volunteers
- 1 people, healthy volunteers welcome
- Sponsor
- University of Foggia
Obesity, Type 2 Diabetes Mellitus
Changes in Insulin Sensitivity After Weight Loss
This study is designed to compare the changes in insulin sensitivity as well as gastrointestinal hormone levels in diabetic and non-diabetic obese individuals who are undergoing weight loss procedures.
- Conditions
- Obesity, Type 2 Diabetes Mellitus, Insulin Resistance
- Trial name
- NCT00627484
- Testing
- Gastric bypass, Gastric banding, Sleeve gastrectomy
- Where
- United States
- Volunteers
- 119 people, healthy volunteers welcome
- Sponsor
- Columbia University
Complications After Gastric Bypass Operation
Complications After Bariatric Surgery - a Clinical Trial
The number of obese is increasing rapidly. Bariatric surgery is used to a greater and greater extent as treatment of obesity to obtain a greater and more permanent weight loss.
- Trial name
- NCT01930838
- Testing
- Gastric bypass operation
- Where
- Denmark
- Volunteers
- healthy volunteers welcome
- Sponsor
- University of Aarhus
Hepcidin
Hepcidin Behavior in Patients With Obesity and Bariatric Surgery
Iron deficiency is one of the most common nutritional problems observed in patients with obesity and after bariatric surgery. From a therapeutic point of view, iron deficiency can lead to iron deficiency anemia.
- Trial name
- HOBS (NCT03990948)
- Testing
- Blood sampling
- Where
- Belgium
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Obesity & Overweight, Collagen Protein
Collagen Supplements and Post-MBS Muscle Mass/Body Image
This prospective, observational cohort study aims to evaluate whether the use of collagen-containing supplements is associated with differences in muscle mass, body composition, and body image among patients who have undergone…
- Conditions
- Obesity & Overweight, Collagen Protein, Bariatric Surgery, Metabolic and Bariatric Surgery
- Trial name
- NCT07809152
- Testing
- Collagen-containing supplement
- Where
- Turkey (Türkiye)
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- Mudanya University
Bariatric Surgery Candidate, Ketogenic Dieting
Ketogenic Diet Prior to Bariatric Surgery
Standard dietary regiments for bariatric are advised prior to surgery. The most used diet is a very low calorie diet (VLCD). These diets potentially have multiple pittfalls.
- Trial name
- NCT06850493
- Testing
- VLCKD (ketogenic diet), VLCD (Very-low-calorie-diet)
- Where
- Netherlands
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- Maxima Medical Center
Obesity, Diabetes, Nutrition, Physical Health, Body Composition Changes
The Role of Nutrition in Muscle Function of Bariatric Surgery Patients
Current recommendations for protein intake after bariatric surgery are not based on strong scientific evidence. It remains unclear how much protein should be eaten to minimize muscle loss and preserve the metabolism and function…
- Conditions
- Obesity, Diabetes, Nutrition, Physical Health, Body Composition Changes, Muscle Function, Handgrip Strength Test, Protein Metabolism
- Trial name
- NCT06680492
- Where
- Canada
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Concordia University, Montreal
Bariatric Surgery Candidate
Influence of a Moderate Physical Exercise Program in Health of Patients Underwent Bariatric Surgery in Talca City, Chile
Obesity is a multifactorial disorder resulting from multivariate etiopathogenic factors. The current lifestyle, causes a gradual increase in weight both in the adult population and in the child population.
- Trial name
- NCT03159312
- Testing
- Physical activity based on a moderate exercise program
- Where
- Spain
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Universidad de Granada
Weight Regain Post Bariatric Surgery
Correlation of Weight Loss With Residual Gastric Volume and Shape on Computerized Tomography in Patients Undergoing Sleeve Gastrectomy
Laparoscopic sleeve gastrectomy (LSG) has been accepted as a primary bariatric procedure. The aim of the study was to evaluate the volume and the morphologies of remnant stomachs after LSG and their association with weight loss
- Trial name
- NCT06884995
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Helwan University
Bariatric Surgery, Body Image
Investigation of Body Awareness and Affecting Factors in Bariatric Surgery Patients
The aim of this study is to investigate the body awareness and the factors affecting the bariatric surgery.
- Trial name
- NCT03905070
- Where
- Turkey (Türkiye)
- Volunteers
- 81 people, healthy volunteers welcome
- Sponsor
- Izmir Katip Celebi University
Acute Pain, Arthropathy of Knee
NSS-2-BRIDGE Study for Total Knee and Hip Arthroplasties, Bariatric, and Kidney Transplant Surgeries
The current opioid epidemic has led to a renewed interest in exploring non-pharmacological techniques to treat post-operative pain.
- Conditions
- Acute Pain, Arthropathy of Knee, Arthropathy of Hip, Pain, Postoperative
- Trial name
- NCT03834142
- Testing
- NSS-2 Bridge
- Where
- 3 sites in United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Jacques E. Chelly
Bariatric Surgery
Physiological Responses to Laparoscopic Sleeve Gastrectomy: Focusing on Ghrelin
Our hypothesis is that decreased concentration of ghrelin after LSG is important for the decreased appetite and food intake postoperatively.
- Trial name
- NCT04055025
- Testing
- Ghrelin
- Where
- Denmark
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Hvidovre University Hospital
Diabetes Mellitus, Type 2, PreDiabetes
18F-FDOPA PET/CT Imaging in Patients Undergoing Metabolic Surgery
The aim of the study is to compare the endocrine function of pancreas between pre and post metabolic surgery in patients with type 2 diabetes or prediabetes.
- Conditions
- Diabetes Mellitus, Type 2, PreDiabetes, Obesity
- Trial name
- NCT03821961
- Testing
- Metabolic Surgery
- Where
- South Korea
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Korea University Anam Hospital
Morbid Obesity
The Influence of Aerobic Endurance Training After Roux-en-Y-Gastric Bypass
The aim of this study was to assess the efficiency of aerobic physical exercise (APE) on weight loss, body composition and co-morbidities in patients after laparoscopic Roux-en-Y Gastric bypass (RYGBP).
- Trial name
- AET (NCT00875186)
- Testing
- aerobic endurance training
- Where
- Germany
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Universitätsmedizin Mannheim
Body Contouring
Body Contouring After Bariatric Surgeries in Jordan
This study aimed to describe Jordanians' awareness and knowledge of body-contouring surgeries and estimate their prevalence. Additionally, we aimed to identify the limitations reported by our population and compare them with…
- Trial name
- NCT05771259
- Testing
- Assessment of knowledge and behaviour
- Where
- Jordan
- Volunteers
- 294 people, healthy volunteers welcome
- Sponsor
- University of Jordan
Morbid Obesity
Impact of Reverse Trendelenburg on ONSD in Obesity Surgery
This prospective randomized controlled trial aims to investigate the effect of reverse Trendelenburg positioning applied before pneumoperitoneum on optic nerve sheath diameter (ONSD) and, consequently, intracranial pressure…
- Trial name
- ONSD (NCT07639502)
- Testing
- Pre-pneumoperitoneum Reverse Trendelenburg Group
- Where
- Turkey (Türkiye)
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Bagcilar Training and Research Hospital
Heart Failure and Preserved Ejection Fraction, Obesity (Disorder)
OBESE-HFpEF: Towards Preventing Obesity Related HFpEF
Obesity, severe overweight, is a growing problem worldwide and increases the risk of heart failure, especially a type called heart failure with preserved ejection fraction (HFpEF). In HFpEF, the heart becomes stiffer.
- Conditions
- Heart Failure and Preserved Ejection Fraction, Obesity (Disorder), Heart Failure
- Trial name
- OBESE-HFpEF (NCT07539766)
- Where
- Netherlands
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Zuyderland Medisch Centrum
Obesity, Post-gastric Bypass
Nutritional Effect of an Amino Acid Mixture on Lean Body Mass (LBM) in Post-bariatric Surgery Patients
The Focus of this study is to look at the role of nutrition in maintaining lean body mass post-gastric bypass surgery. The purpose of this study is to test whether LBM is increased in those patients receiving a nutritional…
- Trial name
- NCT00473356
- Testing
- receive amino acid supplement
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham