27 Extended Radical Mastoidectomy Definition Enlargement of the radical mastoidectomy with complete skeletonization of all of the neighboring structures and the semicircular canals. There is no specific classification for this…
4 Instrumentation and Usage Microscope The microscope and drill have played a major role in refining otologic and neurotologic techniques. In temporal bone surgery, good control of the microscope is…
22 Postauricular Facial Nerve Decompression Definition Following a cortical mastoidectomy, exposure and decompression of the tympanic and mastoid segments of the facial nerve. It is also called transmastoid facial nerve…
7 Cochlear Implantation Definition Following cortical mastoidectomy and posterior tympanotomy, carrying out a cochleostomy or preparing the round window, and inserting the electrode array of the cochlear implant. The receiver-stimulator…
28 Subtotal Petrosectomy Definition Following an extended radical mastoidectomy, exenteration of the inferior wall of the tympanic bone and the hypotympanic cells. Generally, at the end of this approach, abdominal…
21 Endolymphatic Sac Decompression Definition Following a cortical mastoidectomy, decompression of the endolymphatic sac by removal of bone between the posterior semicircular canal and sigmoid sinus, and placement of a…
8 Transcortical Exposure of the Epitympanum Definition The transcortical, full exposure of the epitympanum, generally carried out after a cortical mastoidectomy. Alternatively, it may be called epitympanotomy. Indications The main…
14 Intact Bridge Atticotomy Definition Exposure of the attic by removal of its lateral wall through the enlarged external auditory canal, while creating a bony bridge close to the tympanic…
6 Posterior Tympanotomy Definition Opening a window from the mastoid to the middle ear between the facial nerve and chorda tympani, following a cortical mastoidectomy. It is also known as…
9 Extended Cortical Mastoidectomy Definition Enlargement of the cortical mastoidectomy until all the neighboring structures have been completely skeletonized. There is no specific classification or terminology for this procedure in…
