9th World Congress on
Surgery and Anaesthesia

Professor Michel Bourin has served as a leading academic in pharmacology at the University of Nantes since 1985. His multidisciplinary background includes pharmacy, general medicine, and psychiatry, with advanced education at the Universities of Tours and Paris, and specialized psychiatric training in Nantes. His career integrates clinical and academic expertise across mental health and neuropharmacology.

Neurobiology of anxiety and depression, Psychopharmacological treatment strategies, Clinical and general pharmacology in psychiatric disorders

Prof. Pietro Ruggieri is a globally recognized figure in orthopedics and musculoskeletal oncology. A graduate of the University of Bologna, he trained under eminent mentors and enhanced his expertise through international fellowships, including at the Mayo Clinic and University of Florida

Primary and metastatic bone tumors, Musculoskeletal reconstructive surgery, Limb salvage techniques in oncology, Orthopedic oncology innovations

Christopher Satur is a Consultant Cardiothoracic Surgeon with a focus on thoracic oncology and trauma. He is noted for his pioneering approach to chest wall deformities and his work challenging traditional perceptions regarding Pectus conditions.

Innovations in cardiothoracic surgical protocols, • Thoracic trauma care and reconstruction.

Dr. Alireza Heidari is a Full Professor of Chemistry at California South University (CSU), Irvine, and currently serves as President of the American International Standards Institute. He holds Ph.D. and D.Sc. degrees from CSU and has completed dual postdoctoral studies—one in Oncology and Project Management at Monash University, Australia, and another in Nanochemistry and Molecular Structure Computation at CSU.

Biophysical and Quantum Chemistry, Nanochemistry and Nanomedicine, Oncology and anti-cancer nano drug design, Molecular electronic-structure calculations

Dr. Rick A. Friedman is a leading expert in otologic and skull base disorders at Keck Medicine of USC. His clinical career and research focus on advancing patient outcomes through minimally invasive surgical techniques and neurotologic innovations.

Otology and neurotology, Lateral skull base surgery, Hearing restoration and vestibular dysfunction treatment