Drilling hole in the wall, pushing endoscope, camera in to check the cavity on screen; looking and showing wall cavity situation, preparation for old insulation removal and filling with new material.

The tympanic membrane (eardrum) is the border between the outer ... The eustachian tube connects the middle ear to the upper throat and nasal cavity. It's lined with mucous and helps regulate pressure ...

All patients underwent endoscopic type I tympanoplasty under general anesthesia, using a rigid 0° endoscope ... No (No tympanosclerosis), TM (Tympanic Membrane Calcification), and TC (Tympanic Cavity ...