CLINICAL OTOLARYNGOLOGY, vol.41, no.1, pp.44-50, 2016 (SCI-Expanded)
ObjectivesThe instruments used in endoscopic surgery include rigid endoscopes of different diameters and angles, sources of light and monitors. In this study, we explored temperature rises in the round window caused by insertion of rigid endoscopes of different diameters into the middle ear; the endoscopes were fitted with different light sources.