periodontal membrane


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Related to periodontal membrane: sialoadenectomy

per′iodon′tal mem′brane


n.
the collagenous, fibrous connective tissue between the cementum of the tooth and the alveolus.
Also called per′iodon′tal lig′ament.
[1895–1900]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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The replanted tooth will be lost over time if it is stored dry causing irreparable damage to the periodontal membrane. Nevertheless, using water as a storage medium is not suggested as its osmolality is too low.
The management of endodontic-periodontal lesions is a true challenge for the dentist because of the deleterious effects on the tooth structure and the supporting periapical structures (i.e., bone and periodontal membrane).
The first experimental research regarding this content, according to Chelotti and Valentine (11) began with Wilkinson in 1918, who used monkeys to perform teeth replantation and subsequent histological evaluation, which led him to conclude that it was necessary the presence of the periodontal membrane so that fixation could happen.
The presence and properties of stem cells in the pulp of human deciduous and permanent teeth, the periodontal membrane and the dental sac are also discussed.
The removal of the outer epithelium is perhaps acting similarly to a periodontal membrane, delaying the downgrowth of epithelial cells and allowing more time for a connective tissue attachment to form, which takes five times longer [31].

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