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Bariatric Surgery Program

Bariatric Surgery Program

Types of surgery

Roux-en-Y Gastric Bypass

Surgery Illustrations from © Ethicon Endo-Surgery

roux-en-y
  • Most commonly performed bariatric surgery in the United States
  • Restrictive procedure that produces early satiety, limits food intake, and thus promotes weight loss
  • Possible intolerance of high sugar, high fat foods – “dumping syndrome”
  • Lifelong vitamin and mineral supplements needed
  • Average weight loss is 60-80% of excess body weight 
  • Long term (7-10 years) weight loss is 25-70% of excess body weight

Vertical Sleeve Gastrectomy

© Ethicon Endo-Surgery
  • Restrictive procedure that produces early satiety, limits food intake, and thus promotes weight loss
  • Approximately 85% of the stomach is removed
  • Lifelong vitamin and mineral supplements needed
  • Average weight loss is 40-70% of excess body weight
  • Long term (5 year) weight loss is 42-60% of excess body weight

Laparoscopic Adjustable Gastric Band

© Ethicon Endo-Surgery
  • Silicone band with an inflatable inner collar is placed around the upper stomach
  • Small upper stomach pouch is created which helps limit food intake
  • Gastric lap band is adjustable (by your surgeon)
  • No absorption issues with micronutrients
  • Average weight loss is 30-60% of excess body weight
  • Long term (7-10 years) weight loss is 14-60% of excess body weight

Possible Nutrition Challenges with Bariatric Surgery:

  • Dehydration, due to not drinking enough fluids 
  • Nausea and vomiting, due to eating/drinking too fast, too much, or not chewing well
  • Constipation, due to limited fluid and fiber intake
  • Weight regain