In more than 90% 1,2041,286, the depth was less than 1 mm incisors. Although the equine gingival sulcus has been assumed to have a depth of up to 5 mm under healthy conditions 11, no morphometric. The sulcus is bathed in crevicular fluid, which contains many of the elements of immunity antibodies. A thin gingival biotype is found associated with a thin alveolar. The sulcus lining epithelium renews itself rapidly every 46 days compared to 612 days for oral epithelium.
Part of oral mucosa that covers the alveolar processes of the jaws and surrounds the necks of the teeth. The gingival sulcus is an area of potential space between a tooth and the surrounding gingival tissue and is lined by sulcular epithelium. Article pdf available in international journal of dentistry 201110. In this case, multiple hairs were found at the gingival sulcus in the labial, buccal, lingual and palatal tooth surfaces in an 11yearold boy. Several gingival indices have been proposed in literature, all of which have.
Comparative evaluation of three noninvasive gingival displacement systems. The periodontal pocket, which is defined as a pathologically deepened gingival sulcus, is one of the most important clinical features of periodontal disease. The sulcus is a unique space for chemotherapeutic treatment modalities because it is accessible topically, but the salient problem of overcoming gingival crevicular fluid flow tends to limit chemical contact in the gingival space. Pdf in vivo assessment of periodontal structures and. Clinical study keratinized gingiva determines a homeostatic. Regarding the ability of the two optical coherence tomography. The gingival crevice journal of the american dental association. The clay like material can be aided into the gingival sulcus by compression using cotton pellets or specially designed caps which are available from. A 26yearold woman came to ag dental care clinic, south sulawesi, indonesia, in october 2015 with a chief complaint that her. Inside the gingival sulcus, the cementumcovered root surface and epithelia are available for microbial attachment. Gingival retraction using paste systems oral health group. Gingival retraction is needed for adequate lateral displacement of gingiva, for adequate flow of low viscosity impression material into the sulcus and for accurate capturing of prepared finish line and a portion of apical uncut tooth structure 4,5. The gingival index loe and silness, 1963 was created for the. For clinical applicability in subjects with thin gingival biotype, care should be taken during extraction and immediate implant placement to prevent labial plate fracture.
Abstract a longitudinal study was undertaken to examine the changes in the sulcus probing depth, keratinized and attached gingiva during the mixed dentition period. The gingival tissue forms a crevice surrounding the tooth, similar to a miniature, fluidfilled moat, wherein food debris, endogenous and exogenous cells, and chemicals float. Fixed dental prosthesis, gingival retraction, gingival sulcus, subgingival finish line, tooth preparation how to cite this article. Development of the gingival sulcus, australian dental. Measuring its depth is a tool used by dentists to gauge oral health. The journal of clinical dentistry perio protect for. Gingival sulcus definition of gingival sulcus by medical. Comparative evaluation of three noninvasive gingival.
The quality of opening is the same as this obtained with a cord. Nine hundred one respondents 81% soak the cord before placing it in the gingival sulcus. Sulcus probing depth and keratinized gingiva were examined at the buccal aspect of the incisors, and either right or left. Kumar, in molecular medical microbiology second edition, 2015. Expasyl make a great impression effective and atraumatic gingival retraction paste. Gingival sulcus through transudation of gingival crevice fluid.
The gingival sulcus is an area of potential space between a tooth and the surrounding gingival. The measurement of the state of oral hygiene by silnessloe plaque index is. Pdf gingival enlargement is one of the frequent features of gingival diseases. Pdf keratinized gingiva determines a homeostatic behavior of. The gingival sulcus is located between the tooth and the free gingival margin and is the crevice that surrounds the tooth. A healthy sulcular depth is three millimeters or less, which is readily self. Gingival retraction is also helpful during cementation for easy removal of excess cement.
The gingival sulcus was measured from the gingival margin to the suspected bottom of the gingival sulcus a. The depth of this crevice, known as a sulcus, is in a constant state of flux due to microbial invasion. All different types of periodontitis, as outlined in chapter 4, share histopathologic features, such as tissue changes in the periodontal pocket, mechanisms of tissue destruction, and. Expasyl benefits from an excellent riskbenefit balance. All ops showed a gingival sulcus depth of less than 3 mm.
The response of the gingival sulcus to instrumentation. It functions as a seal between teeth and gingival tissue, and includes protective defenses against diseasecausing bacteria. In addition, the gingival thickness and the gingival sulcus depth could be noninvasively measured, varying from 0. It was designed to be slowly injected with a special gun into the sulcus of the tooth creating a dry clear opening between the margin of the tooth preparation and the gingival tissue fig. At the bottom of the sulcus, there is a specific epithelial structure, junctional epithelium, which, on one hand, plays an active role in the defence.
912 538 1183 339 1177 1374 662 630 1165 234 419 585 81 1404 367 477 430 1379 981 1099 812 1188 581 1159 30 999 1196 851 1315 1071 797 137 588 1428 593 1390 391 363 328 128 1297 1036 1061 1481 715 454 515 662