Hearing loss refers to a condition in which a person is not able to hear well within a normal hearing threshold of 20 ...

ABSTRACT: Objective: The aim of this work is to expose the advantages of the endoscope in otologic and neurotological surgery in an under-equipped context and its realization using an unusual tool.

目前，鼓室成形术（tympanoplasty）是治疗慢性中耳炎的主要手段，其目的是修复穿孔的鼓膜，恢复听骨链的连续性，以改善听力。然而，鼓室成形术的效果受到多种因素的影响，比如耳内流脓、胆脂瘤的存在、听骨的侵蚀、既往手术史以及吸烟等。在这些影响因素 ...