An external ear canal pressure regulation device including a fluid flow generator and an earpiece having a first axial earpiece conduit fluidicly coupled to the fluid flow generator, whereby the earpiece has a compliant earpiece external surface configured to sealably engage an external ear canal as a barrier between an external ear canal pressure and an ambient pressure.一種外耳道壓力調節裝置,其包括:一流體流產生器;及一聽筒,其具有流體耦接至該流體流產生器之一第一軸向聽筒管道,藉此該聽筒具有一順應式聽筒外表面,該聽筒外表面經組態而以可密封方式嚙合一外耳道而作為一外耳道壓力與一周圍壓力之間的一障壁。