Gastric Bypass


What is Gastric Bypass surgery?


Gastric bypass is a procedure where the stomach is partitioned to a smaller size ‘pouch’ and small bowel is re-routed to this new gastric pouch. In the banded gastric bypass, a fixed silastic ring is placed around the gastric pouch.

The gastric bypass can be the traditional Roux en Y gastric bypass or the one anastomosis gastric bypass also known as Omega Loop/Mini Gastric Bypass.

Advantages

  • 40 years in use with extensive information
    and results
  • 70% to 90% excess weight loss
  • Up to 90% diabetes control
  • 60% reduction in mortality from obesityrelated cancer
  • 56% reduction in mortality from coronary artery disease
  • Good control of reflux

Disadvantages

  • <5% risk of ulcer in the anastomosis and staple line bleeding
  • 20% to 30% of dumping syndrome and gallstones
  • Internal hernia risk
  • Nutritional deficiency requiring supplementation

How it’s performed?

This operation usually takes 1 to 2 hours and involves several small cuts on the abdomen for surgical instruments and telescope, creating a tunnel behind the stomach, which will be used to pass a stapling device that staples the stomach to create a smaller pouch.

A loop of small bowel is brought up and joined to the newly created narrow stomach.


Diagram depicting the stomach, emphasizing its role in weight loss surgery options available in Perth.

More Information


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Alternatives to Gastric Band Surgery


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Alternatives to Gastric Band Surgery


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Learning About Gastric Bypass Surgery: Before and After


In deciding to explore the possibility of undergoing gastric bypass surgery, you are already taking positive steps forward for your health. It is normal to face some apprehension, however, you can tru...

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Learning About Gastric Bypass Surgery: Before and After


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Your Surgery Options


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Gastric Band


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Revision Bariatric Surgery


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Gastric Bypass


Diagram depicting the stomach, emphasizing its role in weight loss surgery options available in Perth.

Gastric bypass is a procedure where the stomach is partitioned to a smaller size ‘pouch’ and small bo....

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SADI-S/SIPS Surgery


Visual depiction of a stomach alongside a tube, symbolizing weight loss surgery options available in Perth for effective weight management.

Single Anastomosis Duodeno-Ileal Switch (SADI-S) or Stomach Intestine Sparing Surgery (SIPS) is a procedu....

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SASI-S Surgery


Visual depiction of a stomach alongside a tube, symbolizing weight loss surgery options available in Perth for effective weight management.

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