trepanation


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trephination

 [tref€´€ĭ-na´shun]
use of the trephine for creating an opening in the skull or in the sclera.
dental trephination surgical creation of a fistula by puncturing the soft tissue and bone overlying the root apex to provide drainage. Called also apicostomy.

treph·i·na·tion

(tref'i-nā'shŭn),
Removal of a circular piece ("button") of cranium by a trephine.
Synonym(s): trepanation

treph·i·na·tion

(tref'i-nā'shŭn)
Removal of a circular piece of cranium by a trephine.

trepanation (trephination),

n the act of surgically cutting a round hole.

trepanation, trephination

use of the trephine for creating an opening in the skull or in the sclera.
References in periodicals archive ?
The first obvious signs of skull trepanation dates from 5 100 years B.
Brothwell also states in his studies that even though trepanation maneuvers were carried out in poor conditions in a time when the aseptic and antisepsis principles were not yet anticipated, almost half of the cases of trepanation found in human skull remains attest to a complete cure.
Trepanation may have been used in some ancient cultures as part of a rite of passage for people taking on new social roles, Mednikova speculates.
uk 1 HOLE IN HEAD Brit artist Amanda Feilding once performed a trepanation on herself, drilling a hole in her skull, as part of a short art film entitled Heartbeat Of The Brain.
Mainly it is a trepanation which permits access to the frontal and to the temporal lobe as well as the Sylvian fissure (18, 19).
In the emergency room or surgical center, preferably, will be held trepanation frontotemporal diagnostic-therapeutic unilateral or bilateral in patients with signs of uncal herniation or brain stem dysfunction, due to the inability or delay the completion of the CT scan immediately (37,38).
The Bronze Age man is believed to have survived the gruesome practice of trepanation, where a portion of bone is removed.
Doctors in Britain will not perform the procedure - trepanation, aimed at letting blood flow more easily around the brain.
Trepanations were frequently performed in the Classical and Renaissance periods and although having modern indications (decompressive craniotomy), its uses and technique were at best questionable.
It includes encephaloduroarteriosinangiosis (EDAS), encephalomyosinangiosis (EMS), omental transposition (no longer in use) and trepanations without sinangiosis.
There is no shortage of the naval missions and battles that characterize the Hornblower school of naval fiction, but O'Brian gave a tremendous amount of space over to Maturin's investigations of natural history and his medical practices--exotic fauna, birds and beetles, trepanations, bleeding, tincture of laudanum.