Results 141 to 150 of about 23,504 (200)

Dentin permeability, dentin sensitivity, and treatment through tubule occlusion

Journal of Endodontics, 1986
The hydrodynamic theory of dentin sensitivity states that movement of tubule contents or tubule fluid, in either direction, causes dentin sensitivity. A corollary of that theory is that anything that can decrease dentinal fluid movement or dentin permeability should decrease dentin sensitivity.
openaire   +4 more sources

An In Vivo Study of Dentin Sensitivity: The Relation of Dentin Sensitivity and the Patency of Dentin Tubules

Journal of Periodontology, 1991
Dentin hypersensitivity can be a major problem for periodontal patients. The relationship between dentin hypersensitivity and the patency of dentin tubules in vivo has been established. Thirteen adult patients with teeth scheduled for extraction were selected and a stent fabricated to confirm location of the root surface being examined.
M F, Cuenin   +6 more
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Sensitivity of dentin to chemical stimuli

Dental Traumatology, 1986
Abstract Numerous chemical stimuli have been used to click pain from exposed dentin. Most of the effective chemicals share a common denominator; they arc all very hypertonic. Dentin surfaces covered with a smear layer are much less responsive to hypertonic solutions than dentin devoid of a smear layer. These observations support the hydrodynamic theory
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Sensitivity of dentine

Oral Surgery, Oral Medicine, Oral Pathology, 1966
Abstract A series of experiments have been conducted to examine the manner in which the removal of dentinal fluid can give rise to pain. Histologic examination and theoretical calculations indicate that at the same time there is a rapid outward flow in the dentinal tubules as a result of capillary forces.
openaire   +2 more sources

Mechanisms of Dentin Sensitivity

Dental Clinics of North America, 1990
This article reviews dentin sensitivity from a mechanistic perspective beginning with short treatments of pulpal innervation, the hydrodynamic considerations of dentin, and how various stimuli may cause pain. Speculation is raised about the contribution of bacteria and their products on dentin sensitivity and how dentin might become truly ...
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Dentine hypersensitivity

Journal of Clinical Periodontology, 1987
Abstract Based on the hydrodynamic theory for stimulus transmission across dentine, it would be logical to conclude that teeth exhibiting the clinical symptoms referred to as dentine hypersensitivity should have dentinal tubules open at the root surface and patent to the pulp.
E G, Absi, M, Addy, D, Adams
openaire   +2 more sources

Thermal stimuli in dentinal sensitivity

Dental Traumatology, 1986
Abstract Current thinking on thermal stimuli and dentinal sensitivity are reviewed in this manuscript. There are two schools of thought: 1) following the Hydrodynamic Theory, thermal stimuli evoke dentinal sensitivity by changing physical properties of the dentin, namely, tubular radius and dentinal fluid viscosity, and 2) thermal stimuli evoke ...
openaire   +2 more sources

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