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ENDAURAL FENESTRATION OF EXTERNAL SEMICIRCULAR CANAL FOR RESTORATION OF HEARING IN CASES OF OTOSCLEROSISSUMMARY REPORT OF ONE HUNDRED AND TWENTY CASES
JULIUS LEMPERT, M.D.
Arch Otolaryngol. 1940;31(5):711-779.
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| Since this article does not have an abstract, we have provided the first 150 words of the full text PDF and any section headings. |
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The fenestration technic1 advocated for permanent restoration of practical physiologic hearing in cases of otosclerosis is an endaural, plastic reconstruction of the auditory mechanism for the creation of a new air conduction apparatus. It consists of:
- Creation of a troughlike fenestra of specified length and width in the bony capsule of the external semicircular canal with the aid of a polishing and burnishing burr. This fenestra is created in order to replace the nonfunctioning fenestra ovalis and thus to mobilize the labyrinthine perilymph and endolymph for air-borne sound.
- Incorporation of this newly created fenestra in the external semicircular canal, which is to assume the function of the fenestra ovalis, within the confines of a newly reconstructed air-filled and hermetically sealed tympanic cavity. To accomplish this, it is necessary to:
- Create a completely intact, liberated, tympanomeatal cutaneous membrane, which consists of that portion of the cutaneous lining from which
. . . [Full Text PDF of this Article]
Author Affiliations
NEW YORK
Footnotes
Read at a meeting of the New England Oto-Laryngological Society, Boston, Nov. 14, 1939.
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