Hiroshi Yamada

Yokohama National University, Wakayama Medical University

Papers

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About

Hiroshi Yamada is a pioneering researcher in surgical robotics and orthopedic biomechanics, with a focus on enhancing precision and safety in minimally invasive procedures. His key contributions span two critical domains: developing robotic substitutes for human hands in surgery and advancing robotic-assisted joint replacement techniques. In his influential 2016 study on a five-finger robotic hand for hand-assisted laparoscopic surgery (HALS), Yamada established foundational requirements by analyzing surgeon motions, identifying four essential behaviors—power grasp, precision grasp, open hand, and extraction—that enable the robotic hand to replicate human dexterity. This work, with 14 citations, has informed the design of intuitive master-slave control systems for surgical robotics. More recently, in 2025, Yamada introduced dynamic joint balancing for robotic-assisted total knee arthroplasty, demonstrating that this technique provides consistent gap prediction without requiring a learning curve, a breakthrough that could streamline surgical workflows and improve outcomes. Although his 2025 paper has 2 citations to date, its immediate relevance to orthopedic surgery underscores Yamada’s ongoing impact. His research bridges engineering and clinical practice, offering tangible solutions for surgeons seeking greater accuracy and reduced invasiveness.