The rise of morbid obesity as a clinical challenge in developed nations began in the post-World War II era of unprecedented prosperity. When conventional treatments like diet and medication failed to control the condition, surgical interventions became necessary. The earliest of these procedures, intestinal bypasses, often led to severe fluid, electrolyte, and nutritional imbalances. This necessitated a shift toward safer techniques focused on restrictive stomach procedures, laying the groundwork for modern bariatric surgery.

This branch of medicine, formally established in the mid-20th century, is known as bariatrics, derived from the Greek words “baros” (weight) and “iatrikos” (treatment). As a transformative approach to treating obesity and its related comorbidities, the field has continued to make significant advancements. Today, procedures such as the gastric bypass, sleeve gastrectomy, and duodenal switch, alongside emerging endoscopic innovations, exemplify the discipline’s crucial role in combating the global obesity epidemic.

Timeline of Bariatric Surgery

10th Century: The Case of King Sancho I

In the 900s, King Sancho I of Leon, known as “Sancho the Fat,” was treated for obesity by Jewish physician Hasday Ibn Shaprut. His lips were sewn shut to enforce a liquid-only diet, leading to significant weight loss and allowing him to reclaim his throne.

1892: Dr. César Roux’s Gastric Bypass

Dr. César Roux performed the first gastric bypass surgery to treat digestive obstruction. Although discontinued due to complications, this laid the foundation for future Roux-en-Y gastric bypass techniques.

1954: The Jejunoileal Bypass (JIB)

The first true bariatric surgery, the Jejunoileal Bypass (JIB), was introduced. This procedure bypassed large portions of the small intestine to limit calorie absorption but caused severe complications like liver failure, prompting a search for safer options.

1966: Open Gastric Bypass

Dr. Edward Mason introduced the first open gastric bypass procedure. This marked a major breakthrough, combining stomach restriction with a small intestinal bypass to achieve significant weight loss.

1970s: Gastroplasty Procedures

The Open Gastroplasty and later Vertical Banded Gastroplasty gained popularity as restrictive procedures. However, their success was limited due to issues with weight regain.

1978: Gastric Banding (Lap-Band)

Gastric banding became an alternative to other procedures, offering adjustable stomach restriction. Despite its advantages, its popularity waned due to long-term complications and lower success rates compared to newer methods.

1986: Duodenal Switch (BPD/DS)

The Biliopancreatic Diversion with Duodenal Switch combined stomach restriction and intestinal bypass, offering excellent results for patients with severe obesity. However, it required significant patient commitment to dietary supplementation.

1994: Laparoscopic Gastric Bypass

The advent of laparoscopic techniques revolutionized bariatric surgery. Surgeons could now perform procedures like laporoscopic gastric bypass, also called roux-en-y (RNY), with smaller incisions, reducing recovery times and complications.

1999: Laparoscopic Gastric Sleeve

Initially used as the first step in a two-part procedure for high-risk patients, the laparoscopic gastric sleeve (sleeve gastrectomy) emerged as a standalone surgery by the early 2000s. Its simplicity and effectiveness made it one of the most popular bariatric procedures worldwide.

2001: Mini Gastric Bypass (MGB)

The mini gastric bypass introduced a simpler and quicker alternative to the roux-en-y gastric bypass, reducing surgical risks while achieving comparable weight loss results.

2001: FDA Approval of Lap-Band in the United States

The Lap-Band system was approved by the FDA, making it widely available in the United States. Its popularity soared due to its less invasive nature compared to other bariatric surgeries.

2000s: Rise of Endoscopic Bariatrics

Non-surgical procedures like gastric balloons and endoscopic sleeve gastroplasty (ESG) offered new options for patients with lower BMIs. These advancements provided alternatives for those seeking less invasive solutions.

2000s: Rise of Robotic-Assisted Bariatric Surgery

The introduction of robotic-assisted systems, such as the da Vinci Surgical System, transformed bariatric surgery by enhancing precision and reducing surgeon fatigue. These systems enabled more complex procedures, like roux-en-y gastric bypass and duodenal switch, with greater accuracy and fewer complications.

2011: Transoral Outlet Reduction (TORe)

TORe emerged as a revisional procedure for patients who regained weight after gastric bypass, representing the field’s adaptability to long-term patient needs.

2015: Gastric Balloon Systems FDA Approved

The FDA approved several gastric balloon systems, including the Orbera and ReShape Duo, making them widely accessible for patients in the U.S. These balloons provided a temporary, non-surgical weight-loss option for individuals unable or unwilling to pursue bariatric surgery.

2020s: Enhanced Technologies

Techniques like Natural Orifice Transluminal Endoscopic Surgery (NOTES) and advancements in robotic systems continue to refine bariatric surgery, enhancing precision, safety, and recovery outcomes.

Future: AI-Driven Robotics in Bariatric Surgery

Emerging technologies, including AI-enhanced robotic systems, promise to revolutionize bariatric surgery further. These systems aim to optimize surgical planning, enhance intraoperative decision-making, and personalize procedures for individual patients.

The Impact of Bariatric Surgery

Bariatric surgery has evolved from a niche intervention to a cornerstone of obesity treatment, offering:

  • Extended Life Expectancy: Studies show patients gain an average of nine additional years of life.
  • Comorbidity Resolution: Effective management of diabetes, hypertension, sleep apnea, and more.
  • Improved Quality of Life: Patients often report enhanced mobility, self-esteem, and overall well-being.

Number of Bariatric Surgeries (2011 to 2019)

201120122013201420152016201720182019*
Total158,000173,000179,000193,000196,000216,000228,000252,000256,000
Gastric Sleeve
(VSG)		28,12457,09075,35999,781105,056125,496135,432154,728152,064
Gastric Bypass
(Roux-en-Y)		57,98664,87561,21851,72445,08040,39240,58442,84045,568
Gastric Banding
(LAP-BAND)		55,93234,94625,06018,33511,1727,3446,1562,7722,304
Duodenal Switch
(BPD/DS)		1,4221,7301,7907721,1761,2961,5962,0162,304
Revision Surgery9,48010,38010,74022,19526,65630,24032,14838,80842,752
Other5,0563,9794,8331936,2725,6165,7005,7966,144
Gastric Balloon System————5885,6166,3845,0404,608

*Source: ASMBS – American Society of Bariatric and Metabolic Surgeries

Estimated Number of Gastric Sleeve, Gastric Bypass, Gastric Banding, Duodenal Switch, and Gastric Balloon Procedures Performed

The Future of Bariatric Surgery

As obesity rates continue to rise globally, the field of bariatric surgery is poised for further innovation:

  • Endoscopic Technologies: Procedures like ESG and TORe expand access for patients ineligible for traditional surgery.
  • Metabolic Research: New insights into hormonal changes post-surgery could lead to even more targeted treatments.
  • Magnetic Approach: Magnets are used to create a union of the intestinal track, such as MagDi.
  • Robotic Surgery: Advances promise greater precision, reduced invasiveness, and faster recovery times.

Conclusion

The history of bariatric surgery is a testament to medical ingenuity and humanity’s dedication to improving health outcomes. From the bold experiments of King Sancho’s time to the sophisticated procedures of today, bariatric surgery continues to transform lives and combat the global obesity epidemic.

These procedures can effectively treat and control metabolic disease and have given rise to the new specialty of metabolic-bariatric surgery (MBS).

Mexico Bariatric Center® is at the forefront of MBS, with the most reliable and affordable services to people around the world.