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Mini Gastric Bypass

Australia’s Premier Surgical Weight Loss Procedure for Long-term Results

What exactly is a Mini Gastric Bypass?

Mini Gastric Bypass is a highly effective weight loss procedure that combines a restrictive and malabsorptive approach to help individuals achieve substantial and lasting weight loss. 

Through the creation of a smaller stomach pouch and bypassing a section of the small intestine, it limits both the amount of food you can eat and the absorption of calories. This minimally invasive surgery not only promotes weight loss but often leads to improvements in obesity-related conditions like Type 2 diabetes and hypertension. The laparoscopic approach ensures a quicker recovery. If you’re seeking significant weight loss with added health benefits, Mini Gastric Bypass could be a transformative option worth exploring.

Mini Gastric Bypass vs. Roux en Y Gastric Bypass

Features Roux en Y Gastric Bypass Mini Gastric Bypass
Surgical Complexity This procedure involves creating a small stomach pouch by stapling or dividing the stomach. The small intestine is then rerouted to directly connect to this pouch, effectively bypassing a larger portion of the stomach and the upper part of the small intestine. The complexity arises from the need to make multiple connections and adjustments to the digestive system during surgery. Mini Gastric Bypass includes the creation of a longer, tubular stomach pouch with a single connection to a section of the small intestine. This streamlined approach contributes to reduced surgical complexity compared to traditional Gastric Bypass.
Anatomy Alteration The procedure significantly alters both the stomach and the digestive anatomy. The small stomach pouch restricts the amount of food intake, while the bypassed section of the small intestine reduces the absorption of calories and nutrients. Mini Gastric Bypass involves a less extensive alteration of the digestive anatomy. The tubular stomach pouch and the shorter bypass of the small intestine contribute to a different anatomical adjustment compared to Gastric Bypass.
Surgical Time Usually it takes 1.5 to 2 hours. Most patients stay in the hospital for 1-2 nights in hospital. Usually takes 1 – 1.25 hours. Patients usually spend 1-2 nights in hospital.
Results** The operation allows the average patient to lose 60 – 80% of their excess weight in 12-18 months. At 5, 10 and 15 years the weight loss stabilises at approximately 50% of excess weight. Patients can lose up to 75%-85% of their excess weight within 1 year.

How does a Mini Gastric Bypass work?

Restriction

The procedure involves creating a longer, tubular stomach pouch, significantly reducing its size. This leads to a notable restriction in the volume of food intake, typically allowing patients to consume less than half a cup of food at a time.

Malabsorption

Mini Gastric Bypass involves rerouting a portion of the small intestine, leading to malabsorption of calories and nutrients.

gut hormone changes icon

Gut Hormone Changes

The rearrangement of the digestive anatomy during Mini Gastric Bypass impacts the release of gut hormones, including ghrelin and GLP-1, which play key roles in appetite regulation and metabolism.

What does the surgery involve?

Mini Gastric Bypass Explained

During a Mini Gastric Bypass (MGB), the surgeon starts by creating a smaller, tubular stomach pouch, reducing its size significantly. This limits the amount of food the stomach can hold. The next step involves connecting this new stomach pouch to a section of the small intestine, bypassing parts of both the stomach and the small intestine. 

This rerouting alters the digestive process, leading to malabsorption of calories and nutrients. With the smaller stomach pouch and the bypassed intestine, the body takes in fewer calories and absorbs fewer nutrients. Additionally, the rearrangement impacts the release of gut hormones, contributing to decreased appetite and an increased feeling of fullness. 

This combination of restriction, malabsorption, and hormonal changes results in significant and sustained weight loss for individuals undergoing Mini Gastric Bypass.

Weight Loss With The Mini Bypass

Patients typically experience a weight loss equivalent to one-third of their excess weight within the initial three months after the procedure. Over the course of one year, individuals may achieve a substantial weight loss, ranging from 75% to 85% of their excess weight. 

Additionally, Mini Gastric Bypass has demonstrated remarkable success in resolving conditions such as Type 2 diabetes, high blood pressure, and sleep apnoea.

Rapid weight loss over 12 months

Permanent procedure

Accompanied by a holistic lifestyle program

Support at each step & beyond

Investing in Your Health and Future​

The BMI Clinic offers different Mini Gastric bypass programs, with different durations at different price points for a more personalised weight loss journey.
silver madel

Mini Gastric Bypass Silver

$7,650

platinum madel

Mini Gastric Bypass Platinum

$9,850

gold madel

Mini Gastric Bypass Gold

$8,750

*Prices reflected are for patients with adequate health insurance policies. Please contact us for the out-of-pocket, uninsured price chart.

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Frequently Asked Questions

Gastric Bypass Revision FAQs

Mini Gastric Bypass is a simplified variation of Gastric Bypass. It involves creating a longer stomach pouch with a single connection to the small intestine, leading to potentially faster surgery and a slightly different anatomical adjustment.

While reversal is technically possible, it is not a common practice. Mini Gastric Bypass is considered a permanent procedure, and the decision to undergo it should be made with a commitment to long-term lifestyle changes.

Recovery times can vary, but patients often experience a quicker recovery with Mini Gastric Bypass compared to traditional procedures. Most individuals can return to normal activities within a few weeks.

Yes, supplementation is recommended to address potential nutritional deficiencies. Regular monitoring and supplementation of vitamins and minerals, such as vitamin B12 and iron, are common practices.

A thorough consultation with a healthcare provider, including a discussion of risks and benefits, helps determine if Mini Gastric Bypass is a suitable option.

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