Vertical Banded Gastroplasty
Vertical Banded Gastroplasty, also called stomach stapling, is a restrictive form of weight loss surgery.
The Vertical Banded
Gastroplasty (VBG) is a restrictive weight loss surgery which helps to promote weight loss in individuals who have the operation performed. When patients undergo the vertical banded gastroplasty, their upper stomach portion is stapled vertically which creates a smaller stomach
pouch. The pouch outlet is restricted by a band that acts to slow the emptying of the stomach thereby making the individual feel full for a longer period of time.
Gastroplasty Weight Loss Surgery
Gastroplasty, the first purely restrictive weight loss surgery, was developed in the early 1970's to be a safer alternative to
roux-en-y gastric bypass surgery and the now abandoned jejunoileal bypass surgery. The original gastroplasty procedure involved stapling the stomach horizontally into a smaller stomach pouch and leaving a small opening between the upper stomach and lower stomach for the passage of food. The surgery was made possible with the invention of the mechanical stapler and led to it's nickname, stomach stapling. This form of gastroplasty was eventually abandoned as it did not result in sufficient long-term weight loss.
The original (horizontal) gastroplasty surgery evolved into the vertical banded gastroplasty, a variation developed in 1980 by Dr. Edward E. Mason at the University of Iowa. Dr. Mason also developed the original gastric bypass procedure in 1966 and is recognized as the "father of
obesity surgery" due to his pioneering work in the field of
bariatrics.
With vertical banded gastroplasty, the upper stomach is stapled vertically on the lesser curvature of the stomach and a silicone band (or polyurethane band as was predominantly used in the 1980's and 90's) is placed around the new outlet in the upper stomach. The smaller stomach pouch limits the amount of food that can be eaten at any one time and the smaller stomach outlet slows the flow rate of food from the upper stomach to the lower stomach, increasing the feeling of fullness. The food then continues thru the digestive process normally as no changes are made to the intestines.
Advantages of Vertical Banded Gastroplasty- Food passes thru the digestive system (small intestine) normally, allowing nutrients to be fully absorbed by the body, thus causing no nutritional deficiencies or malnutrition
- Smaller stomach limits the amount of food that can be eaten at any one time
- Food moves through stomach outlet slower, increasing the feeling of fullness
- No Dumping Syndrome
- Studies show that after surgery 10 years patients can maintain 50% excess weight loss if they are willing to eat healthy and participate in regular physical activity
Disadvantages of Vertical Banded Gastroplasty- Staple-line failure, resulting in leakage and serious infection requiring medical treatment
- Silicone band may cause obstruction or perforation, requiring surgical intervention
- Silicone band is not adjustable as with newer adjustable gastric banding surgeries
- Weight loss requires patient compliance with healthy eating and regular exercise
- Vomiting and severe discomfort may occur if food is not properly chewed or eaten too quickly
- Healthy high fiber foods and fibrous fruits and vegetables can be difficult to eat
- Stomach pouch may stretch, allowing patients to eat too much food
- Sweets and high fat foods can be eaten as dumping syndrome does not occur
Weight Loss Results of Vertical Banded Gastroplasty
Long-term weight loss studies have shown that on average about 80% of VBG patients achieve some level of weight loss, about 30% of these patients achieve a normal weight, and about 40% of patients have lost less than half of their excess weight. While many patients are able to lose at least 50% of their excess weight and keep it off long-term, some patients regain weight. As with the
adjustable gastric band and roux-en-y gastric bypass, long-term weight loss success is very dependent on a patient’s willingness adopt healthy eating habits and exercise consistently.
Reversing Vertical Banded Gastroplasty
The reversal of a vertical banded gastroplasty is a very intensive surgical process. If a reversal surgery is performed, the silicone/polyurethane band as well as any scar tissue caused by the band must be removed. Also, the
staples separating the two stomach pouches must be removed and the sections stitched back together. It is much more complex than getting the VBG and should only be considered if there are serious medical issues.
Vertical Banded Gastroplasty and Adjustable Gastric Banding
The vertical banded gastroplasty was once the most commonly performed restrictive weight loss surgery, but it's popularity has declined in favor of the newer adjustable gastric banding operations. The adjustable gastric band procedures do not require stomach cutting or stomach stapling and are much safer options. The newer gastric bands, such as the LAP-BAND and the REALIZE Band, are also adjustable and have shown to be more effective at long-term weight loss.
Vertical Banded Gastroplasty Video
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Bariatrics
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The branch of medicine that deals with the causes, prevention, and treatment of obesity. The term bariatrics was created around 1965, from the Greek root baro ("weight," as in barometer), suffix -iatr ("treatment," as in pediatrics), and suffix -ic ("pertaining to"). Besides the pharmacotherapy of obesity, it is concerned with obesity surgery. |
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Roux-en-Y Gastric Bypass
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A type of gastric bypass procedure which combines restrictive and malabsorption techniques - meaning, it reduces the amount of food a patient can comfortably eat (restriction), and also reduces the amount of calories that can be digested in the small intestine (malabsorption). This combination of bariatric methods leads to greater weight loss and the roux-en-y procedure is seen as one of the best ways to treat clinically severe obesity.
See WLS Videos for animated surgery technique. |
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Vertical Banded Gastroplasty
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Also known as Stomach stapling, the VBG has been the most common restrictive operation for weight control. Both a band and staples are used to create a small stomach pouch. In the bottom of the pouch is an approximately 1-cm hole through which the pouch contents can flow into the remainder of the stomach and thence onto the remainder of the gastrointestinal tract. The pouch limits the amount of food a patient can eat at one time and slows passage of the food.
Stomach stapling is more effective when combined with a malabsorptive technique, in which part of the digestive tract is bypassed, reducing the absorption of calories and nutrients. Combined restrictive and malabsorptive technique are called gastric bypass techniques, of which Roux-en-Y gastric bypass surgery (RGB) is the most common.
VBG is known in the medical community as a very serious and dangerous procedure. It has been classified by the AMA as a "severely dangerous" operation.
See WLS Videos for animated surgery technique. |
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Obesity
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Obesity results from the excessive accumulation of fat that exceeds the body's skeletal and physical standards. Obesity has been defined as a weight more than 20% above what is considered normal according to standard age, height, and weight tables, or by a complex formula known as the body mass index. According to the National Institutes of Health (NIH), an increase in 20 percent or more above your ideal body weight is the point at which excess weight becomes a health risk.
CLICK HERE TO OPEN THE JOURNEY BMI CALCULATOR! |
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Gastric Banding Surgery
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The adjustable gastric banding is a restrictive surgical procedure during which a silicone band is placed around the stomach, creating a small pouch. The band includes a balloon that is filled with a nontoxic fluid, most commonly a saline solution; periodic adjustments are performed by a healthcare professional who accesses the balloon via a subcutaneous port.
Gastric band placement, unlike malabsorptive weight loss surgery (e.g. Roux-en-Y gastric bypass surgery, Biliopancreatic Diversion, and Duodenal Switch), does not cut or remove any part of the digestive system.
See WLS Videos for animated surgery technique. |
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Surgical Staples
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Surgical staples are specialized staples used in surgery in place of sutures to close skin wounds. Stapling is much faster than suturing by hand, and also more accurate and consistent. In bariatric surgery, staples are primarily used because staple lines are less likely to leak blood, air or bowel contents. In skin closure, dermal adhesives (skin glues) are also an increasingly common alternative.
The technique of stapling for surgery is said to have been influenced by the Roman use of ants for wound closure. |
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Gastroplasty
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Any surgical treatment of the stomach or lower esophagus used to decrease the size of the stomach. The procedure is used mainly in the treatment of morbid obesity and to correct defects in the lower esophagus or the stomach. |
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Pouch
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Most bariatric surgeries restricts the amount of food a patient can eat by reducing the size of the stomach by gastric banding, stapling or removal. What results is known as the gastric pouch. |
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