Bariatric Surgery

Ospedale San Raffaele

key figures 


  • Bariatric Surgery
  • Bariatric Re-Do Surgery
  • General Surgery in Bariatric Patient
  • Surgical Follow-up
  • Dietology Follow-up


  • 150 bariatric surgery procedures

At San Raffaele Hospital, people suffering from severe obesity and complicated metabolic conditions can get a global and innovative diagnostic, nutritional and surgical path, with the support of a multidisciplinary team of experts in the field of clinical nutrition, surgery, psychology, psychiatry, and anaesthetics. The Metabolic and Bariatric Surgery Programme at San Raffaele Hospital benefits from the collaboration and an integrated approach of the following teams:

  • Bariatric and Metabolic Surgery Unit, with a team of trained specialist in the field of advanced laparoscopic surgery and gastrointestinal surgery.
  • Clinical Nutrition Area, a division of the Endocrine and Metabolic Medicine Unit (Dir. Prof E. Bosi). It’s the nutritional and medical core of the program, linking doctors with specialised skills in the area of clinical nutrition, dietology, and diabetology.
  • Clinical and Health Psychology Unit (Dir.  Prof. Lucio Sarno), with specialists involved in the treatment and care of pre-existing psychological disorder (both related and unrelated to obesity) and following patients up during their weight loss program, detecting and treating any particular psychological need they should manifest.



Bariatric Surgery

The bariatric surgery programme offered at the Unit is crucial in the planning of a global treatment of obesity. It consists of a positive change in the pathway of food intake and absorption through a surgical procedure aimed at gastric volume restriction or partial intestinal malabsorption.

Surgery is now considered the interventional therapy of metabolic syndrome, especially in case of type II diabetes mellitus, which can be either dramatically improved or definitely treated.

Along with a progressive weight loss, other conditions are positively affected from bariatric surgery, such as blood pressure, lipids profile, and the function of heart, kidney, and liver.

Over the years there have been several techniques (restrictive, poorly absorbing, mixed) that have progressively improved the results and reduced the complications of these therapies that today are considered as a clinically feasible option, provided it is performed in a specialized environment able to evaluate its appropriateness, benefits and risks.

Main Pathologies Treated:

  • Obesity
  • Type II Diabetes and related morbidities

Top Procedures:

  • Laparoscopic Sleeve Gastrectomy
  • Laparoscopic Gastric By-Pass
  • Laparoscopic Single Anastomosis Duodenal Ileal By-pass (SADI)
  • Intragastric Balloon

Bariatric Re-do Surgery

The Bariatric Surgery Unit provides a comprehensive follow-up programme that monitors all aspects of the patient’s health condition and weight reduction post original surgery. However, weight regain, insufficient weight loss, or post-surgery complications such as stenosis or the presence of fistulas are a setback for some patients.  Upon such indication, a revision Surgery is the solution.

Main Pathologies Treated:

  • Weight regain post-surgery
  • Surgical complications (stenosis, fistulas)

Top procedures:

  • Laparoscopic Gastric By-Pass
  • Laparoscopic Single Anastomosis Duodenal Ileal By-pass (SADI)

General Surgery in Bariatric Patients

The Bariatric Surgery Unit can also offer some General Surgery procedures such as the removal of the gallbladder with a Laparoscopic approach, Hernia Repair Surgery, Colectomy in the cases of colon diseases and conditions, and Gastrectomy for obesity treatment as well as other conditions.

Top procedures:

  • Laparoscopic Cholecystectomy
  • Hernia Repair
  • Colectomy
  • Gastrectomy



  • Laparoscopic ultra HD devices