نتایج جستجو برای: root planning
تعداد نتایج: 337523 فیلتر نتایج به سال:
BACKGROUND Shape of the dental root canal is highly patient specific. Automated identification methods of the medial line of dental root canals and the reproduction of their 3D shape can be beneficial for planning endodontic interventions as severely curved root canals or multi-rooted teeth may pose treatment challenges. Accurate shape information of the root canals may also be used by manufact...
BACKGROUND Complete removal of irritants is not possible with mechanical therapy alone. Adjunctive use of systemic administration of antibiotics results in the distribution of drug throughout the body, which can give rise to toxicity. Curcumin (diferuloylmethane), a constituent of Curcuma longa plant, which possess antioxidant, anti-inflammatory, anti-carcinogenic, anti-microbial, anti-hyper al...
We were engaged in research in various areas of robotic movement planning. The movement planning problems investigated were static movement problems (where the obstacles do not move), minimum distance path planning, compliant motion control (which involves planning without complete knowledge of the position of the robot) and related frictional movement problems, motion planning with independent...
Successful root canal treatment is based on diagnosis, treatment planning, knowledge of tooth anatomy, and the traditional concepts of debridement, sterilization, and obturation. Several obturation techniques are available for root canal treatment. The choice depends on the canal anatomy and the unique objectives of treatment in each case. The two basic obturation procedures are lateral condens...
The pattern of root distribution in layered soils is one of the significant issues in the calculations of soil water and irrigation management and planning. The objective of this study was to determine the pattern of root distribution of soybean in layered soils and its effect on water uptake. The research was conducted in a completely randomized design with 15 treatments consisting of three di...
The several anatomical variations existing in the root canal system may contribute to failure of the root canal therapy. Knowledge of the internal dental morphology is a complex and extremely important point for planning and performing endodontic therapy. This paper reports the case of a left mandibular third molar that presented only one dental conical root and only one aberrant radicular cana...
مقدمه و هدف: یکی از مهمترین فاکتورهای موفقیت در درمان ریشه، آماده سازی مناسب کانال ریشه و تا حد امکان حفظ ناحیه پری آپیکال، بدون تغییر می باشد. تعیین طول کارکرد صحیح، فاکتوری ضروری برای رسیدن به به این هدف می باشد. رایج ترین تکنیکهای تعیین طول کارکرد، رادیوگرافی معمولی و آپکس لوکیتورهای الکترونیکی می باشند. هدف این مطالعه و c-shape آزمایشگاهی، ارزیابی دقت آپکس لوکیتور در اندازه گیری طول کار...
This study aimed to guide the planning of anticurvature filing using pre-determined anatomical points on teeth to establish directions for proper implementation of the technique. Two hundred digital periapical radiographs of human molar teeth were selected and divided into two groups (n = 100): MX (maxillary) and MD (mandibular) molars. Mesiobuccal roots were considered for the MX group and mes...
Objective Periodontitis is one of the main diseases in the oral cavity that causes tooth loss. The host immune response and inflammatory factors have important role in periodontal tissue. The current study was done with the objective to determine the effect of scaling and root planning on the salivary concentrations of tumor necrosis factor-alpha (TNF-α) and interleukin-1-alpha (IL-1α). Metho...
Complicated crown-root fractures are rare and often need complex treatment planning. This case report describes the management of an oblique crown-root fracture of maxillary right central incisor. Endodontic treatment of the tooth was performed and the tooth was provisionally restored. The tooth was then orthodontically extruded by 2 mm to raise the defect supraginigivally. Gingivectomy was per...
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