Meet Our Expert Team
At the heart of our commitment is a team of dedicated professionals with recognized expertise, led by HEAD OF SERVICE Professor Ibrahim Dagher. Drawing on many years of accumulated experience and committed to an innovative approach focused on individual needs, we deploy all necessary resources to ensure excellent clinical results for each patient we support.
Beyond his clinical practice, Professor Dagher is an active researcher and educator. He directs two university diplomas:
- Advanced Laparoscopy (Inter-University Diploma)
- Minimally Invasive Surgery (University Diploma)
A leader in innovation and excellence, Professor Dagher's mission is to continually improve patient care through pioneering techniques and an unwavering commitment to quality.
Professor
Ibrahim Dagher
Surgeon, researcher and pioneer of minimally invasive surgery
Professor Ibrahim Dagher is an internationally renowned surgeon and professor at the Faculty of Medicine of the University of Paris-Sud. With over 30 years of experience, he specializes in hepatobiliary, bariatric, gastric, and colorectal surgery, and is a pioneer in minimally invasive techniques.
Currently Head of the Minimally Invasive Digestive Surgery Department at Antoine Béclère Hospital (Clamart, Paris), Professor Dagher leads a multidisciplinary team dedicated to developing an innovative and personalized care offering, which combines high-level expertise and a tailored approach for each patient.
- Bariatric surgery
A pioneer of single-trocar laparoscopic techniques and fast-track postoperative recovery protocols, Professor Dagher has revolutionized practices in this field, helping to significantly improve clinical outcomes and patient comfort.
- Hepato-pancreato-biliary (HPB) surgery
A specialist in the management of benign and malignant liver and pancreatic pathologies, Professor Dagher is one of the world's most recognized experts in this field. An undisputed pioneer, he contributed to the development of international guidelines for HPB surgery and was among the first surgeons to develop minimally invasive techniques, particularly laparoscopy and robotics applied to the liver and pancreas. His groundbreaking work marked a turning point in the discipline, improving surgical precision while improving outcomes and drastically reducing the risk of complications.
- Minimally invasive techniques
Professor Dagher has developed innovative methods in several areas:
- Single-hole sleeve gastrectomy (scarless surgery).
- Micro-laparoscopy for the treatment of gallbladder pathologies, gastroesophageal reflux, hiatal hernias and abdominal hernias and eventrations.
- Robotic surgery applied to complex interventions, combining precision and minimal invasiveness.
Our Team of Experts
Working alongside Professor Dagher, our experienced team of surgeons, nurses and nursing staff is dedicated to providing excellent care for every patient. Chaque membre est hautement qualifié et suit une formation continue pour rester à la pointe des avancées médicales.
From Professor Hadrien Tranchart, an expert in mininvasive surgery, to Dr. Joseph Derienne, we work together seamlessly to deliver personalized, compassionate care to every patient.
Docteur Niaz Devaquet
A hospital practitioner, she specializes in robotic bariatric surgery, colorectal surgery, and abdominal wall surgery. Her practice focuses on the multidisciplinary and minimally invasive management of digestive and metabolic pathologies, with a particular interest in cutting-edge surgical techniques.
Her areas of expertise include:
- Bariatric surgery (sleeve gastrectomy, gastric bypass) with robotic assistance
- Minimally invasive colorectal surgery for benign and malignant diseases of the colon and rectum
- Abdominal wall surgery (inguinal hernia, umbilical hernia, eventration)
Docteur Joseph Derienne
He is a Hospital Practitioner specialized in bariatric, minimally invasive, and robotic surgery. His practice focuses on advanced surgical techniques applied to the treatment of obesity and related metabolic conditions.
His areas of expertise:
- Bariatric surgery
- Reflux and Hiatal Hernia Surgery
- Minimally invasive surgery (laparoscopy, single incision, mini laparoscopy)
- Robotic surgery
Professeur Hadrien Tranchart
He is a professor at Paris-Saclay University and Antoine Béclère Hospital. He is recognized for his expertise in minimally invasive digestive surgery, including laparoscopy, mini-laparoscopy, single-port surgery, and robotic surgery. His approach combines innovation and precision, applied to several key areas:
- Bariatric surgery
- Oncological surgery
- Surgery for hernias and abdominal hernias
- Emergency abdominal surgery
Why Choose Us
Unmatched Expertise
With years of specialized experience in bariatric and hepatobiliary surgery, our team is equipped to manage even the most complex cases.As one of the top-ranking bariatric centers in France, we bring an extensive surgical volume and refined expertise that translate into safer procedures and better outcomes.
Qualified Staff
Our highly trained, dedicated professionals are committed to delivering compassionate and expert care. From surgeons to nursing staff, every team member is certified and experienced, ensuring you receive the highest standard of care at every stage of your journey.
Patient-Centered Care
We place your needs and well-being at the heart of everything we do. Our patient-centered approach ensures that your treatment plan is tailored to your unique health goals. We take the time to listen, support, and guide you — every step of the way.
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Address
Hôpital Antoine-Béclère 157 rue de la Porte de Trivaux, 92140 Clamart, France
Call Us
Reception: 6:45 - 17:00, Monday to Friday. Tel: +33 1 45 37 43 43 39 | +33 1 45 37 43 43 48
Call Us
Medical secretariat: 8:30 - 17:00, Monday to Friday. Tel: +33 1 45 37 43 43 39 | +33 1 45 37 43 43 48
Email Us
Cécile.huber@aphp.fr
Ibrahim.dagher@aphp.fr