Fenestration

Fenestration
Literally, the making of a window — fenestra in Latin (and fenetre in French) is a window — fenestration refers to the creation of a new opening.
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1. The presence of openings or fenestrae in a part. 2. Making openings in a dressing to allow inspection of the parts. 3. In dentistry, a surgical perforation of the mucoperiosteum and alveolar process to expose the root tip of a tooth to permit drainage of tissue exudate.
- optic nerve sheath f. the cutting of a window in the dura of the optic nerve sheath to relieve papilledema and prevent further loss of optic nerve fibers.
- tracheal f. a surgical procedure to create an epithelialized mucocutaneous opening from the neck into the trachea.

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fen·es·tra·tion .fen-ə-'strā-shən n
1 a) a natural or surgically created opening in a surface
b) the presence of such openings
2) the operation of cutting an opening in the bony labyrinth between the inner ear and tympanum to replace natural fenestrae that are not functional

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n.
a surgical operation in which a new opening is formed in the bony labyrinth of the inner ear as part of the treatment of deafness due to otosclerosis. It is rarely performed today, having been superseded by stapedectomy.

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fen·es·tra·tion (fen″əs-traґshən) 1. the act of being perforated. 2. the presence of perforations or windows; see fenestra. 3. the surgical creation of a new opening in the labyrinth of the ear for the restoration of hearing in cases of otosclerosis; see Lempert fenestration operation, under operation.

Medical dictionary. 2011.

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  • fenestration — [ fənɛstrasjɔ̃ ] n. f. • v. 1900; du lat. fenestra 1 ♦ Techn. Jour, ouverture (réelle ou simulée) percés dans une cloison, une lame pleine. 2 ♦ Méd. Création d une ouverture dans la paroi d une cavité organique (notamment l oreille). ●… …   Encyclopédie Universelle

  • Fenestration — Fen es*tra tion, n. 1. (Arch.) The arrangement and proportioning of windows; used by modern writers for the decorating of an architectural composition by means of the window (and door) openings, their ornaments, and proportions. [1913 Webster] 2 …   The Collaborative International Dictionary of English

  • fenestration — (n.) 1870 in the anatomical sense, noun of action from L. fenestrare, from fenestra window, opening for light, perhaps from Etruscan. Meaning arrangement of windows is from 1846. Related: Fenestrated …   Etymology dictionary

  • fenestration — [fen΄es trā′shən] n. [see FENESTRATED & ION] 1. the arrangement of windows and doors in a building 2. Surgery the act of perforating or making an opening, esp. into the inner ear in certain cases of otosclerosis …   English World dictionary

  • Fenestration — The word fenestration finds its root in the Latin word for window, fenestra .;Architecture* Products that fill openings in a building envelope, such as windows, doors, skylights, curtain walls, etc., designed to permit the passage of air, light,… …   Wikipedia

  • fenestration — /fen euh stray sheuhn/, n. 1. the design and disposition of windows and other exterior openings of a building. 2. Furniture. an ornamental motif having the form of a blind arcade or arch, as in medieval cabinetwork. 3. Med., Surg. a. a… …   Universalium

  • Fenestration —   The arrangement, proportion, and design of windows in a building.   ***   In simplest terms, windows or glass doors. Technically fenestration is described as any transparent or translucent material plus any sash, frame, mullion or divider. This …   Energy terms

  • fenestration operation — n FENESTRATION (2) …   Medical dictionary

  • fenestration operation — noun see fenestration 3 …   Useful english dictionary

  • fenestration — noun Date: 1846 1. the arrangement, proportioning, and design of windows and doors in a building 2. an opening in a surface (as a wall or membrane) 3. the operation of cutting an opening in the bony labyrinth between the inner ear and tympanum to …   New Collegiate Dictionary

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