Gastric Bypass / Sleeve versus Lap Band Surgery

When you have to make a choice, how do you decide which type of bariatric surgery is best for you? Like many other patients before you, you may know you want to undergo weight loss surgery, but you just aren’t sure which procedure to choose. Set up a weight loss consultation with one of our bariatric surgeons to see which one is best suited to your personal situation.

Weight Loss Procedure	Lap Band	Gastric Sleeve
Approach to Weight Loss	Restrictive Limits amount of food that can be eaten Slows digestion Creates satiety	Restrictive Limits amount of food that can be eaten Reduces hunger sensations
Anatomy Changes	Stomach Creates a new small (1-2 oz) stomach pouch by placing an adjustable silicone band around top part of stomach	Stomach Reduces stomach size by removing 60% to 80% of the stomach along the greater curvature, leaving only a narrow tube
Dietary Guidelines	800 calories per day during weight loss period (2-3 years) 1000-1200 calories per day, once goal weight is achieved eat protein-rich foods avoid fibrous, dry, or doughy foods as they can get stuck if eaten avoid high fat and high calorie foods drink 6-8 cups of water a day avoid carbonated drinks	600 to 800 calories per day during weight loss period (1-2 years) 1000-1200 calories per day, once goal weight is achieved eat protein-rich foods avoid high fat and high calorie foods drink 6-8 cups of water a day avoid carbonated drinks
Eating Habits	eat 3 small meals a day avoid snacking no drinking with meals eat slowly and chew food thoroughly	eat five small meals a day avoid snacking do not eat and drink at same time chew food thoroughly do not lay down or rest horizontally after eating
Nutritional Supplements	Multivitamin Calcium	Multivitamin Calcium Vitamin B12
Operating Time	1 hour	1 hour
Hospital Stay	less than 24 hrs – overnight	Average of 2 – 3 days
Time off Work	1 week	2 weeks
Recovery Time	2 weeks	3 – 4 weeks
Surgery Method	Laparoscopic	Laparoscopic
Adjustable	Yes	No
Reversible	Yes	No
Medical Implant	Yes	No
Surgery Risks and Disadvantages	General surgical risks including infection Band slippage (<5%), band erosion (<1%), or port problems Stoma obstruction Band needs fills and adjustments by doctor Requires more patient effort for initial weight loss than with gastric bypass or duodenal switch	General surgical risks, including blood clots, bleeding, infection, and pneumonia Leakage at stomach suture/staple edge Not reversible Requires more patient effort for initial weight loss than with gastric bypass or duodenal switch Some insurance companies consider it experimental and do not approve coverage
Surgery Benefits and Advantages	Simple and relatively safe procedure Reversible Adjustable Does not remove or alter any part of the stomach or intestines Short hospital stay Quick recovery period Low malnutrition risk Low rate of major complications	Does not require a medical device implant into body Pyloric valve and small intestine are kept intact Reduces hunger (the portion of stomach that produces Ghrelin, the hunger stimulating hormone, is removed) Option for patients who do not qualify for band or bypass Few food intolerances Low malnutrition risk May be converted to gastric bypass or duodenal switch for additional weight loss Revision option for gastric band patients
Average Weight Loss	Slow and steady rate of weight loss Settles at final weight 3-4 years after surgery 40-50% weight loss after 1 year 55% weight loss after 5 years	Quicker rate of weight loss Short term results primarily favorable, especially in low BMI patients (BMI 35 – 45) Expected weight loss an average of 55% of excess weight at 2 years Long term results not yet available

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