نتایج جستجو برای: fruit file

تعداد نتایج: 127299  

Journal: :Electronic Proceedings in Theoretical Computer Science 2015

Journal: :journal of dentistry, tehran university of medical sciences 0
mohsen aminsobhani hasan razmi solmaz nozari

objectives : cleaning and shaping of the root canal system is an important step in endodontic therapy. new instruments incorporate new preparation techniques that can improve the efficacy of cleaning and shaping. the aim of this study was to compare the efficacy of mtwo and race rotary file systems in straightening the canal curvature using only one file or the conventional method. materials an...

Journal: :International Journal of Advanced Computer Science and Applications 2017

اخلاقی, ناهید, خلیلک, زهره, محرابیان, فرناز,

سابقه و هدف: فایل های بینابینی Flexo File Golden Mediums ادعا شده است که آماده سازی مناسب تری در کانال ها فراهم و احتمال جابجایی اپیکالی را به حداقل می رسانند. اما تاکنون تحقیق کامل و جامعی در این زمینه گزارش نشده است. هدف از انجام این مطالعه تعیین اثر استفاده از فایل های بینابینی Flexo File Golden Medium به همراه فایل های متداول Flexo File در مقابل فایل های Flexo File به تنهایی در آماده سازی ک...

Journal: :iranian endodontic journal 0
zohreh khalilak endodontist/assistant pro mehdi vatanpour endodontist/assistant pro bahareh dadresanfar endodontist/assistant pro pouneh moshkelgosha dentist hamidreza nourbakhsh dentist

introduction : removal of root filling materials is one of the key steps in success of root canal retreatment. the purpose of this study was to evaluate the efficacy of h-file and protaper with or without chloroform in the removal of gutta-percha during retreatment of mandibular premolars. materials and methods: sixty mandibular premolars with one canal, and curvatures less than 30 degrees were...

Journal: :journal of dentistry, tehran university of medical sciences 0
gurudutt nayak reader, department of conservative dentistry & endodontics, kanti devi dental college & hospital, mathura, uttar pradesh, india. inderpreet singh assistant professor, department of conservative dentistry & endodontics, dasmesh institute of research & dental sciences, faridkot, punjab, india. shashit shetty professor & head, department of conservative dentistry & endodontics, kanti devi dental college & hospital, mathura, uttar pradesh, india. surya dahiya senior resident, dental wing, bps government medical college for women, sonepat, haryana, india.

apical extrusion of debris and irrigants during cleaning and shaping of the root canal is one of the main causes of periapical inflammation and postoperative flare-ups. the purpose of this study was to quantitatively measure the amount of debris and irrigants extruded apically in single rooted canals using two reciprocating and one rotary single file nickel-titanium instrumentation systems.sixt...

At present, the fruit picking in most countries still largely relies on manual operation. Manual fruit picking can protect the fruits from damage during the operation process. However, it is time-consuming and labor-intensive, and poses a potential safety risk to the workers while working at heights not reachable. Therefore, a variety of fruit picking machines and platforms have been developed ...

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