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About

Norifumi Tsutsumi is a pioneering figure in the evolution of minimally invasive surgery, whose work bridges the gap between early robotic assistance and futuristic ultra-minimally invasive techniques. His foundational research, notably the highly cited 2002 paper "A new era of robotic surgery assisted by a computer-enhanced surgical system" (86 citations), helped define the potential of computer-enhanced systems in the operating room, establishing a critical framework for modern robotic surgery. Building on this, Tsutsumi has been a driving force behind the invention of "multi-piercing surgery" (MPS), a novel approach designed to overcome the critical limitations of single-port surgery, such as instrument clashing and restricted visualization. His 2011 work on "Ultra‑minimally invasive local immune cell therapy and regenerative therapy by multi‑piercing surgery" explores the use of 3-mm diameter robots and natural orifice translumenal endoscopic surgery (NOTES) for abdominal tumors, demonstrating a visionary integration of robotics, immunotherapy, and regenerative medicine. While the citation count for this later work is still growing, its conceptual boldness underscores Tsutsumi’s enduring impact: he is not only a chronicler of robotic surgery’s first wave but an active architect of its next, ultra-minimally invasive frontier.