Risk Factors Associated With Environmental Pressure Changes on Tympanic Membrane Rupture and Ear Damage

A first concern when presenting pressure into the ear canal that involves the tympanic membrane relates to risk – will it be uncomfortable, could it rupture the tympanic membrane (eardrum), could it cause other damage to the external auditory canal, or have other side effects? This rational question must be answered about any product that results in pressure changes in the ear canal.