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About

Masato Yokojima is a pioneering roboticist whose work sits at the intersection of medical device engineering and bio-inspired locomotion. His primary research focuses on developing peristaltic crawling robots—machines that mimic the wave-like muscle contractions of the human digestive tract to navigate narrow, tortuous environments. Yokojima’s major contributions lie in creating endoscopic robots designed to inspect and treat the large and small intestines, addressing the critical challenge of colorectal cancer detection. His most cited work, "Development of a peristaltic crawling robot attached to a large intestine endoscope using bellows-type artificial rubber muscles" (21 citations), introduces a robot that can gently propel an endoscope through the colon, reducing patient discomfort and improving maneuverability. He extended this concept to sewer pipe inspection (16 citations) and multistage robots for the small intestine (16 citations), demonstrating versatility. Notably, his experiments in the large intestine of dead swine (7 citations) validated the clinical potential of his designs. With over 80 total citations across his core papers, Yokojima’s bio-inspired robots offer a promising path toward safer, more effective gastrointestinal diagnostics.