fenestration


Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia.
Related to fenestration: defenestration

fenestration

 [fen″es-tra´shun]
1. the presence of openings in a body part.
2. the creation of openings to allow for viewing of parts.
3. the surgical creation of a new opening in the labyrinth of the ear for the restoration of hearing in otosclerosis.
4. loss or lack of supporting bone around the root of a tooth.
alveolar plate fenestration apical fenestration.
aorticopulmonary fenestration aortic septal defect.
apical fenestration a condition sometimes seen in children, consisting of round or oval openings perforating the plate of bone that overlies a pulpless primary tooth. Called also alveolar plate fenestration.

fen·es·tra·tion

(fen'es-trā'shŭn),
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.
4. An operation to create an opening in the horizontal semicircular canal to improve hearing in otosclerosis.

fenestration

(fĕn′ĭ-strā′shən)
n.
1. The design and placement of windows in a building.
2. An opening in the surface of a structure, as in a membrane.
3. The surgical creation of an artificial opening in a bone, as in the inner ear so as to improve or restore hearing.

fenestration

Laminotomy, see there.

fen·es·tra·tion

(fen'ĕs-trā'shŭn)
1. The presence of openings or fenestrae in a part.
2. Making openings in a dressing to allow inspection of the parts.
3. dentistry A surgical perforation of the mucoperiosteum and alveolar process to expose the root tip of a tooth to permit drainage of tissue exudate.
4. surgery An opening created to gain access to the cavity within an organ or a bone.
[L. fenestra, window]

fenestration

1. The surgical establishment of an opening or the formation of a window.
2. An operation on the inner ear, to relieve the deafness caused by OTOSCLEROSIS in which the inner of the three tiny bones of the middle ear becomes fused in its seating. Fenestration creates a new window in the wall of the inner ear to allow freer vibration of the fluid within. It has now been largely superseded by better procedures such as stapedectomy.

fenestration

the presence in an organism of window-like openings, as in the palate of marsupials.

fen·es·tra·tion

(fen'ĕs-trā'shŭn)
1. 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.
2. The presence of openings or fenestrae in a part.
3. Making openings in a dressing to allow inspection of the parts.
References in periodicals archive ?
For some, fenestration conjures up the notion of a processing operation devoted chiefly to PVC.
(a) Review industry data such as the NFRC product catalog and similar data sources in Australia (e.g., the Australian Window Association [AWA]) to produce a list of default values and the ranges that performance indices can be expected to vary; (b) produce a draft report summarizing the fenestration products with their thermal and optical characteristics; and (c) create a digital library in WINDOW 7 (LBNL 2016), Energy-Plus (DOE 2017), and DOE-2 (Winkelmann et al.
Management of dehiscence and fenestration alveolar defects around incisors using platelet-rich fibrin: Report of two cases.
The new system is described as a quick-release cladding system for interior protected environments for fenestrations such as doors, windows, skylights, or curtain walls.
to spend a company of Contact us via "Fenestration products are a world away from those we could offer 25 years ago," said Garry.
Cadaveric studies reported as the most prevalent atypical variants: the double anterior communicating artery (India, 10-33.33 %), fenestration of the anterior communicating artery (Japan, 29.9 %), hypoplastic precommunicating Al segment (Serbia, 16 %) and the X-shape of the anterior communicating artery (Sri Lanka, 23 %) (Kayembe etal: De Silva etal: Iqbal; Kardile et al.: Kedia etal: Stojanovic' etal).
Hence, the in vitro fenestration technique was performed; accurate positioning and sealing the entry tears, but not the whole aortic circumference, achieved an excellent result.
Medical treatment includes Acetazolamide, Steroids, Topiramate, Frousemide and surgical treatment options include Optic Nerve Sheath Fenestration (ONSF) or CSF shunt (lumboperitoneal shunts, ventriculo-peritoneal shunts, or ventriculoatrial shunt).3,6,7
Some studies have reported good results for fenestration using cutting balloons [6], scoring balloons [7], and stiff guidewires [8].
In this patient, we could not restrict the procedure to fenestration discectomy and hence had to do laminectomy.
Using this information, the software precisely determined the appropriate locations of fenestrations (or holes in the graft) to align with the branch arteries.
Laparoscopic and open peritoneal fenestration surgeries are more invasive options.