Results 281 to 290 of about 74,368 (343)

The smear layer: a phenomenon in root canal therapy

International Endodontic Journal, 1995
SummaryWhen the root canals are instrumented during endodontic therapy, a layer of material composed of dentine, remnants of pulp tissue and odontoblastic processes, and sometimes bacteria, is always formed on the canal walls. This layer has been called the smear layer.
Sen, B.H., Wesselink, P.R., Turkun, M.
openaire   +8 more sources

Removal of Surgical Smear Layer

Journal of Endodontics, 2011
During apicoectomy and retrograde cavity preparation, a smear layer, which contains microorganisms and necrotic pulpal tissues, is formed on the dentinal surfaces cut by the instruments. Bacteria can survive and proliferate inside or below the smear layer.
C. Fabiani   +4 more
openaire   +2 more sources

The Smear Layer in Endodontics

Dental Clinics of North America, 1990
With the cascade of new restorative products being unveiled almost monthly, dentists incorporating endodontics into their practices must be able to evaluate the potential of these products for successful integration into their procedures. This evaluation should be based on a knowledge of how the new products relate to the smear layer formed along the ...
M, Czonstkowsky   +2 more
openaire   +2 more sources

Smear Layer Removal by EGTA

Journal of Endodontics, 2000
The purpose of this study was to compare the effects of ethylene glycol-bis (beta-aminoethyl ether)-N,N,N', N'-tetraacetic acid (EGTA) and EDTA on removal of the smear layer by using scanning electron microscopy. Fifteen single-rooted teeth were instrumented to size 60. Three teeth served as the control group, and the remaining teeth were assigned into
S, Calt, A, Serper
openaire   +2 more sources

Irrigation: beyond the smear layer

Endodontic Topics, 2012
Traditionally, much of the attention placed on irrigation in endodontics has focused on smear layer removal. While the smear layer continues to be a relevant topic, other areas related to irrigation and irrigants have emerged that also require a more in‐depth analysis and understanding.
Markus Haapasalo, Wei Qian, Ya Shen
openaire   +1 more source

Smear layer instability caused by hemostatic agents

The Journal of Prosthetic Dentistry, 1996
The effect of hemostatic agents, other than a 15.5% Fe2(SO4)3 solution, on prepared tooth structure is unknown. The purpose of this study was to (1) compare the effect of six commonly used hemostatic solutions and two nondental astringents on the dentinal smear layer and (2) determine whether different responses caused by product and/or time could be ...
M F, Land, C C, Couri, W M, Johnston
openaire   +2 more sources

Smear layer removal effects on apical leakage

Journal of Endodontics, 1986
Reliable techniques of smear layer formation and removal were developed. Thirty-four teeth with smear layers and 34 teeth without smear layers were tested in vitro to evaluate the effects on apical leakage. These teeth were obturated using Hydron or chloroform-softened gutta-percha master cones with sealer and lateral condensation. Apical leakage was
W A, Kennedy, W A, Walker, R W, Gough
openaire   +2 more sources

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