We have assembled a team of doctors recognized worldwide for their expertise in bariatric and metabolic surgery and endoscopy.


Vice-President of the DF Chapter of SBCBM since 2017/2019. Participated in the Organizing Committee of the Congress of SBCBM 2013, in Brasília. FULL Member of the Brazilian Society of Bariatric and Metabolic Surgery (SBCBM) since 2009. International member of the American Society of Metabolic and Bariatric Surgery (ASMBS). Certificate of Performance in the Bariatric Surgery Area by AMBR/CBC/CBCD.

Carlos Domene (BRA)

Professor of Surgery at FMUSP, President of SOBRACIL 2015-16 and 2019-20, Head of the CBC, CBCD, SBCBM, SOBRACIL, FACS, IFSO, SSAT, SAGES

Carlos Madalosso (BRA)

Graduated from the Faculty of Medicine of the University of Passo Fundo, Residency in General Surgery from the Hospital de Clínicas de POA, Bariatric Surgeon since 1999, Area of ​​expertise in Bariatric Surgery, Research Fellow at the Mayo Clinic 1995-1996, Master's and Doctorate UFRGS; Full member CBC, SBCBM, International member of ASMBS and IFSO

United Kingdom

Chetan Parmar (GBR)

Consultant Bariatric & General Surgeon, Whittington Hospital, London; Head of Department – Surgery; Covid Research Lead; Chair - British Obesity & Metabolic Surgery Society (BOMSS) Annual Scientific Meeting; Council member & Patient Safety Committee – BOMSS; Council representative to ALSGBI; Editor - Obesity Surgery, IBC Newsletter, IJS, BMC Surgery, Journal of bariatric surgery; 125 published peer reviewed articles including book chapters; Associate Editor – Springer book ‘’Obesity, Bariatric and Metabolic Surgery: A comprehensive Guide’’. 2nd edition

Denis Pajecki (BRA)

Full Professor at FMUSP Surgeon at the Bariatric and Metabolic Surgery Unit at Hospital das Clinicas at FMUSP TCBC TCBCD TSBCBM

Dyego Benevenuto (BRA)

Member of the Brazilian College of Surgeons, the Brazilian Society of Bariatric and Metabolic Surgery, the Brazilian Society of Videolaparoscopic Surgery, the Brazilian Society of Endometriosis and the ATLS (Advanced Trauma Life Support). He works in a private clinic, performing surgical procedures mainly at Casa de Saúde São José and Hospital CopaD'or. Area of expertise with main focus on Bariatric Surgery, Advanced Laparoscopy, Oncological Surgery and Endometriosis.

Elinton Chaim (BRA)

Professor and Surgeon of the Digestive System at Hospital das Clínicas da Unicamp Member of the Brazilian College of Surgeons Full member of the Brazilian Society of Bariatric and Metabolic Surgery Member of the Brazilian College of Digestive Surgery, Member of the International Federation of Bariatric Surgery (IFSO)


Enrico Facchiano (ITA)

General and Bariatric Surgeon. He has specific skills in the field of Laparoscopic Oncological Surgery and in the treatment of wall pathologies (inguinal hernias, abdominal hernias, laparoceles). He is currently the Medical Director of General Surgery at Santa Maria Nuova Hospital in Florence, where he performs general, oncological and bariatric surgery. Since March 2021 he has been Director of the Metabolic and Bariatric Surgery Unit at Hospital San Jacopo in Pistoia.


Enrique Luque De Leon (MEX)

Gastroenterologist specializing in digestive endoscopy, obesity surgery, gastroscopy and has over 25 years of experience in prestigious institutions. Digestive System Surgeon by the Mexican Council of Gastroenterology. He is an active member of the Mexican Association of Gastroenterology. Dr. Luque De León is recognized as one of the best specialists in digestive endoscopy in Mexico City.


Francesco Greco (ITA)

Specialist Surgeon in Bariatric and Metabolic Surgery at the Poliambulanza Brescia Foundation. From 2013 to 2016, he held the position of Head of the Bariatric Surgery Unit at Clínica Castelli in Bergamo. He is currently Head of the Bariatric and Metabolic Surgery Unit at the Poliambulanza Brescia Foundation, Rome.

United States


Dr. Billy is the premier Lap-Band and Laparoscopic Gastric Bypass Surgeon in Ventura and Santa Barbara County. He is currently Director of Bariatric Surgery at St. John, a Bariatric Center of Excellence recognized by the Surgery Review Committee, Medicare, Blue Cross, Blue Shield and Health Net. St. Johns Regional Medical Center is located in Oxnard California. Dr. Billy also serves as the Medical Director of Community Memorial Hospital. Dr. Billy has an international reputation and has taught and taught bariatric surgery principles in Mexico, Taiwan and India.

United States

Imran Abas (EUA)

Master Surgeon in Metabolic and Bariatric Surgery accredited by the Surgical Review Corporation (SRC MSMBS). Experience in all types of minimally invasive surgeries, semiscopic thyroidectomy, laparoscopic hernia repair, laparoscopic splenectomy, laparoscopic adrenalectomy, laparoscopic colectomies, laparoscopic heller myotomy, laparoscopic hiatal hernia, laparoscopic funoplication and laparoscopic gynecological procedures. Experience in all types of bariatric surgeries such as gastric band, sleeve gastrectomy, RNY gastric bypass, Deudenal switch, biliopancreatic diversion, gastric plication.


Jacques Himpens (BEL)

MD, PhD is Associate Professor of Surgery at Université Libre de Bruxelles and Head of Bariatric Surgery at CHIREC Delta Hospital, Brussels, Belgium. Former President of the International Federation for Obesity and Metabolic Diseases (IFSO). He is a member of the Belgian Society for Obesity and Metabolic Diseases (BeSoms) and an honorary member of the American Society for Bariatric and Metabolic Surgery (ASMBS), French Society (SOFFCO) and Spanish Society for Obesity Surgery (SECO).


Jan Apers (NLD)

Bariatric surgeon since 2008, works in Franciscus Hospital Rotterdam (Netherlands) since 2015: annually 900-1000; Bariatric procedures (casemix 400 SG 300 RYGB 200 OAGB); Co-Founder of MGB-OAGB club in 2015 Vienna; Contributed 2 papers on OAGB and several others; Representative of Bariatric surgery in the board of Dutch society for Gastro-intestinal Surgery.


Jean Marc Chevallier (FRA)

He is professor of surgery at the Hospital Européen Georges Pompidou (HEGP) belonging to the Assistance Publique-Hôpitaux de Paris (AP-HP), Head of the Metabolic and Obesity Department of the Service de Chirurgie Générale, Digestive et Oncology. He was President of SOFFCO-MM (Société Française et Francophone de Chirurgie de l'Obésité et des Maladies Métaboliques, French part of IFSO). He was President of the 14th IFSO World Congress in 2009 in Paris and is now General Member of the European Chapter and Executive Board of IFSO (International Federation for Obesity Surgery) and designated as President-Elect for 2020-2022. He is also Director of the Department of Anatomy and of the research team :Equipe d'Accueil URDIA N°EA 4465 at the René Descartes University Paris 5.

United Kingdom

Kamal Mahawar (GBR)

Consultant General/ Bariatric Surgeon, UGI lead and Corporate Lead Invasive Procedures Safety, South Tyneside and Sunderland NHSFT; Visiting Professor, University of Sunderland; Co-Editor "Journal of Bariatric Surgery"; - Associate Editor, “Obesity Surgery”, “Annals of RCS England” and "Clinical Obesity”; Editorial Board SOARD; Chief Co-ordinator, The Upper Gastrointestinal Surgeons (TUGS); Associate Director of Scientific Programme and Member of the Council, ASGBI; Chair, Patient Safety Committee and Member of the Council, BOMSS; Member of the Council, BBUGSS;


Karl Rheinwalt (ALE)

St. Franziskus-Hospital, Head of Department Department of Bariatric, Metabolic and Plastic Surgery

Leonardo Emílio Silva (BRA)

Associate Professor, Department of Surgery, Faculty of Medicine, Federal University of Goias. Master and Doctor in Surgery from the Faculty of Medicine Santa Casa de São Paulo PhD student in Bioethics at the University of Porto-Portugal.


Luciano Antozzi (ARG)

Specialist in esophagogastric surgery and therapeutic endoscopy at the Centro Cirúrgico and Hospital Italiano de Bahia Blanca. Vice-coordinator of the Society's bariatric endoscopy committee obesity surgery Argentina


Mario Musella (ITA)

Titular Professor of General Surgery at the Federico II University of Naples. Director of general bariatric surgery at the Polyclinic “Federico II” in Naples, recently recognized as a center of excellence by the International Federation of Bariatric Surgery (SICOB).


Maurizio De Luca (ITA)

Surgical oncologist, Bariatric Surgeon; Head Department of Surgery Rovigo, Trecenta, Adria Hospitals, Italy; Treasurer IFSO-EC; Vice-President SICOB; Scientific Committee IFSO.

Miguel Carbajo (ESP)

MD, PhD.; Chairman of the General and Digestive Surgery. PhD Medicine & Surgery from the University of Valladolid. Professor of Bariatric Surgery. Expert for the Practical and Teaching in Surgery of Obesity and Metabolic Diseases for the Spanish Society of Obesity Surgery. Director of the Centre of Excellence for the Study and Treatment of Obesity and Diabetes. Accreditation as a "Center of Excellence" and member of the International Committee for the IFSO-European Accreditation Council for Bariatric Surgery. Past-President of OAGB- MBG International Club.

Mohammad Kermansaravi (IRA)

Assistant Professor of Surgery; MIS/Bariatric Surgery Fellowship Program Co-Director; Rasool-e Akram Hospital, School of Medicine, Iran University of Medical Sciences, Tehran, Iran


Mohit Bandhari (IND)

Founder, Director and Chief Surgeon of Mohak Bariatrics and Robotics; Pioneer in robotic bariatric surgery in India; Pro-Chancellor of SAIMS University.


Nasser Sakran (ISR)

Head of Department of General Surgery, Holy Family Hospital, Nazareth, Israel; he Azriali Faculty of Medicine, Bar-Ilan University, Ramat-Gan, Israel


Nedelcu Marius (FRA)

Bariatric Surgeon at the Obesity Surgery Center, Clinique Saint Michel, Toulon; Ex- head of Strasbourg Hospital; Former Member of the French Society of Surgery of Obesity (SOFFCO-Montpellier); Member of the IFSO (International Federation for the Surgery of Obesity and Metabolic Disorders)

United States

Robert Rutledge (EUA)


Rui Ribeiro (POR)

Metabolic Surgeon since 2001, Former President of the Portuguese Society of Bariatric Surgery, Member of the Information and Development Committee of the IFSO-EC and “President of International Executive Affairs” of HTC., First Proponent of the “Long Bag Gastric Bypass”, is Director of Metabolic Surgery at CLISA-Lusíadas, a Private Hospital on the outskirts of Lisbon.

Sidney Chalub (BRA)

General Surgeon, Digestive System Surgeon, Liver Surgeon and Bariatric and Metabolic Surgeon.

Victor Dib (BRA)

Master and Doctor in Abdominal Surgery, Bariatric Surgeon since 2003, with more than 4000 surgeries performed.; Active in the Issue of Scientific Engagement and Education. Pioneer in Bariatric Surgery by Video in Manaus


Play Video

Module I

Overview of bariatric and metabolic surgery

Full Professor and Director of the Bariatric Surgery Unit, Metabolic, Hospital das Clínicas, Faculty of Medicine, USP

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Module II

Introduction to RYGB - The Historical Evolution of Gastric Bypass

MD, FACS, FACN, FICS, is currently Clinical Professor of Surgery at SAIMS and Clinical Director of Research and Training at MBRSC in Indore, India.

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Module III

Introducing the new Versius robotic platform

Professor of Surgery at FMUSP, President of SOBRACIL 2015-16 and 2019-20, Head of the CBC, CBCD, SBCBM, SOBRACIL, FACS, IFSO, SSAT, SAGES

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Module IV

Vertical gastrectomy, gastric bypass and GERD

Master and Doctor in Abdominal Surgery, Bariatric Surgeon since 2003, with more than 4000 surgeries performed.; Active in the Issue of Scientific Engagement and Education. Pioneer in Bariatric Surgery by Video in Manaus