Graduate School of Health Sciences Showa University Tokyo JapanDepartment of Radiological Technology Showa University Hospital Tokyo Japan;
Department of Radiological Technology Showa University Hospital Tokyo Japan;
Department of Radiological Technology Showa University Fujigaoka Hospital Yokohama Japan;
Graduate School of Health Sciences Showa University Tokyo JapanDepartment of Unification Radiological Technology Showa University Tokyo Japan;
X-Ray Moving Images; Visibility; Human Vision; Guide Wire;