نتایج جستجو برای: pulp chamber perforation
تعداد نتایج: 79006 فیلتر نتایج به سال:
_________________________________________________________________________________________ Denticles are pulp degenerations in the form of calcified deposits of mineral salts, usually found in molars and lower incisors, as well as in impacted teeth and deciduous molars. Denticles may come in various sizes, from microscopic particles to larger mass that almost obliterate the pulp chamber and are ...
AIM The aim of this study was to determine the positional relationship between the crown contour and the pulp chamber as well as the morphological characteristics of the pulp chamber using micro-CT in order to plan, in restorations of deciduous maxillary second molars, reconstructions with a volumetric rendering programme. MATERIALS AND METHODS STUDY DESIGN In total 16 deciduous maxillary ...
The effects of vital root resection upon the remaining pulp were studied in twenty-six periodontally involved human molars. The pulp was extirpated 14 days after the intervention. Granulomatous tissue present in the pulp chamber protruded from the site of the exposure as a polyp in eleven cases. Mild chronic inflammatory changes were present in the coronalmost part of the radicular pulp. The ap...
• If the pulp chamber of a tooth is penetrated, either by dental caries, or by a dental drill, inflammation and eventual death of the pulp tissue usually follows. While a long interval may elapse before degeneration is complete, necrosis is an almost inevitable consequence of pulpal penetration. A current explanation in the dental literature for this phenomenon is as follows. The application of...
AIM To compare the ability of Portland cement and mineral trioxide aggregate (MTA) to prevent coronal leakage through repaired furcal perforations in molar teeth. METHODOLOGY The pulp chambers of 36 human mandibular molar teeth were accessed and the root canal orifices were located. The roots were horizontally sectioned in the middle third. Composite resin was used to fill the root canal orif...
Effect of Storage Temperature on Bond Strength of a Self-Etch Adhesive System to Pulp Chamber Dentin
OBJECTIVES The aim of this study was to evaluate the effect of storage temperature on bond strength of a self etching primer system to pulp chamber dentin. METHODS SE Bond (Kuraray, JAPAN) adhesive system and Clearfil Photo Posterior (Kuraray, JAPAN) composite resin were used. Eight extracted caries-free human molar teeth were used. Access cavities were prepared through the pulp chamber, rand...
maintaining deciduous teeth in function until their natural exfoliation is absolutely necessary. vital pulp therapy (vpt) is a way of saving deciduous teeth. the most important factors in success of vpt are the early diagnosis of pulp and periradicular status, preservation of the pulp vitality and proper vascularization of the pulp. development of new biomaterials with suitable biocompatibility...
A root canal treatment generally involves the removal and replacement of a tooth’s pulp. The pulp is soft tissue containing blood vessels, nerves and connective tissue. dThe pulp is found in a canal that runs through the center of the hard tissue on the inside of the tooth (the dentin). dThe pulp extends from the pulp chamber in the crown down through the root canal to the tip of the root in th...
A commonly observed occurrence in pediatric dentistry is that of pulp chamber and root canal obliteration secondary to trauma. Ttn’s report describes a case of calcific metamorphosis in a primary incisor reversing and undergoing internal resorption.
A retrospective survey was designed to identify diagnostic subgroups and clinical factors associated with odontogenic pain and discomfort in dental urgency patients. A consecutive sample of 1,765 patients seeking treatment for dental pain at the Urgency Service of the Dental School of the Federal University of Goiás, Brazil, was selected. Inclusion criteria were pulpal or periapical pain that o...
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