P Resseguier

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Surgery for otosclerosis means that the sound protection due to the fixation of the footplate does not exist anymore. As the Corti hair cells have been fragilized by proteolytic enzymes, it is absolutely necessary to reconstruct the sound mechanism in order to maintain the vibration of the perilymph absolutely within acoustical physiologic limit of(More)
Correlation between tinnitus and audiometric loss, modification of tinnitus by medical or surgical treatment, allow to suspect the origin of tinnitus due to otospongiosis and to give the patient a practically always confirmed prognosis. Audiometric localization of tinnitus is essential, as it is the best clue to etiology, treatment and prognosis of(More)
The footplate fenestra should be performed in its posterior third part to avoid pressure of the piston on the membranous labyrinth, situated very close to the footplate in 2% of the cases in otosclerotic patients. Gain in bone conduction differs according to the size of the fenestra performed. Low frequencies improve most when the whole posterior third part(More)
The authors propose a test consisting in performing injections of Renovaine, a very strong anaesthetic drug, in the external ear duct in order to reduce momentarily severe and decompensated tinnitus. They discuss the usefulness of this test and develop two concepts to explain its action. They make a pragmatic approach of the tinnitus etiopathogeny.
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