Search Results - "Hamid Razavian"

A new teaching model with artificial teeth containing simulated pulpal tissue by Razavian, Hamid, Hanjani, Kimia

“…This study aimed to evaluate the use of artificial teeth for endodontic training for dental students. The following aspects of the artificial teeth were…”
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Prevalence of middle mesial canal in mandibular first molars using cone-beam computed tomography technique by Hasheminia, Mohsen, Razavian, Hamid, Khorrami, Ladan, Mosleh, Hamid, Mohamadi, Sanaz

“…The purpose of this study was to evaluate the prevalence of middle mesial canal in mandibular first molars using cone-beam computed tomography (CBCT). In this…”
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Evaluation of microleakage of three different endodontic sealers in the presence and absence of moisture by Razavian, Hamid, Hanjani, Kimia, Hanjani, Kiana, Mirmohammadi, Hesam, Shabanian Boroujeni, Alireza

“…Background and aims: AH26, Master-Dent, and Endoseal mineral trioxide aggregate (MTA) are three different types of sealers. The purpose of this study was to…”
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In vitro evaluation of the antibacterial activity of five sealers used in root canal therapy by Hasheminia, Mohsen, Razavian, Hamid, Mosleh, Hamid, Shakerian, Babak

“…Antibacterial activity is one of the important characteristics of an ideal root canal sealer. The aim of this study was to investigate the antibacterial…”
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Electronic apex locator: A comprehensive literature review - Part I: Different generations, comparison with other techniques and different usages by Mosleh, Hamid, Khazaei, Saber, Razavian, Hamid, Vali, Armita, Ziaei, Farzad

“…Introduction: To compare electronic apex locators (EAL) with others root canal determination techniques and evaluate other usage of this devices. Materials and…”
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Novel Apexification Method In a Non-Vital Tooth With an Open Apex: A Case Report by Razavian, Hamid, Haerian, Alireza, Mosleh, Hamid

“…Many materials have been introduced for apexification each having their own advantages and disadvantages. This case report aims to present a new method of…”
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Electronic apex locator: A comprehensive literature review — Part II: Effect of different clinical and technical conditions on electronic apex locator′s accuracy by Razavian, Hamid, Mosleh, Hamid, Khazaei, Saber, Vali, Armita

“…Introduction: To investigate the effects of different clinical and technical conditions on the accuracy of electronic apex locators (EALs). Materials and…”
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Technical quality of root canal therapies performed by novice dental students in preclinical practice by Kalantar Motamedi, Mahmood Reza, Davoodi, Seyed Hamid Reza, Saeidi, Alireza, Barekatain, Behnaz, Noormohammadi, Hamid, Razavian, Hamid

“…For improving the quality of endodontic performance of practitioners in clinical practice, their basic, preclinical performance and knowledge must be taken…”
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Bacterial leakage in root canals filled with resin-based and mineral trioxide aggregate-based sealers by Razavian, Hamid, Barekatain, Behnaz, Shadmehr, Elham, Khatami, Mahdieh, Bagheri, Fahime, Heidari, Fariba

“…Sealing ability is one of the most important features of endodontic sealers. The purpose of this in vitro study was to compare the sealing ability of a…”
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X-tip intraosseous injection system as a primary anesthesia for irreversible pulpitis of posterior mandibular teeth: A randomized clinical trail by Razavian, Hamid, Kazemi, Shantia, Khazaei, Saber, Jahromi, Maryam Zare

“…Successful anesthesia during root canal therapy may be difficult to obtain. Intraosseous injection significantly improves anesthesia's success as a…”
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Effect of the combination of enamel matrix derivatives and deproteinized bovine bone materials on bone formation in rabbits' calvarial defects by Shahriari, Shahriar, Houshmand, Behzad, Razavian, Hamid, Khazaei, Saber, Abbas, Fatemeh Mashhadi

“…Various types of materials are used in bone regeneration procedures. The aim of this study was to investigate the use of the enamel matrix derivative (EMD),…”
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Effect of intraosseous injection versus inferior alveolar nerve block as primary pulpal anaesthesia of mandibular posterior teeth with symptomatic irreversible pulpitis: a prospective randomized clinical trial by Farhad, Alireza, Razavian, Hamid, Shafiee, Maryam

“…This study sought to assess the success rate, effect on blood pressure, and pain of intraosseous injection (IO) and inferior alveolar nerve block (IANB) for…”
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Assessment of Knowledge and Attitude of General Dentists and Practitioners about COVID-19 by Hamid Razavian, Ali Ghazalgoo, Amir Karimi, Imaneh Asgari

“…Since 2019, the coronavirus has become a global problem and Iran has a high mortality rate in this regard. Dentistry and medicine are considered to be…”
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In Vitro Comparison of Cone Beam Computed Tomography with Digital Periapical Radiography for Detection of Vertical Root Fracture in Posterior Teeth by Abdinian, Mehrdad, Razavian, Hamid, Jenabi, Nastaran

“…The diagnosis of vertical root fracture (VRF) is a challenging task. This in vitro study compared cone beam computed tomography (CBCT) imaging with digital…”
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Effect of Autoclave Cycles on Surface Characteristics of S-File Evaluated by Scanning Electron Microscopy by Razavian, Hamid, Iranmanesh, Pedram, Mojtahedi, Hamid, Nazeri, Rahman

“…Presence of surface defects in endodontic instruments can lead to unwanted complications such as instrument fracture and incomplete preparation of the canal…”
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Electronic apex locator: a comprehensive literature review--Part II: effect of different clinical and technical conditions on electronic apex locator's accuracy by Razavian, Hamid, Mosleh, Hamid, Khazaei, Saber, Vali, Armita

“…Introduction: To investigate the effects of different clinical and technical conditions on the accuracy of electronic apex locators (EALs). Materials and…”
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Novel apexification method in a non-vital tooth with an open apex: a case report by Razavian, Hamid, Haerian, Alireza, Mosleh, Hamid

“…Many materials have been introduced for apexification each having their own advantages and disadvantages. This case report aims to present a new method of…”
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X.tip intraosseous injection system as a primary anesthesia for irreversible pulpitis of posterior mandibular teeth: A randomized clinical trail by Razavian, Hamid, Kazemi, Shantia, Khazaei, Saber, Jahromi, Maryam Zare

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Evaluation of knowledge, attitudes and skill of working with rotary files among general dentists in Isfahan, Iran in 2012‒2013 by Mohammad Ghasem Aminolzarbian, Hamid Razavian, Ahmadreza Razavi, Rahman Nazeri

“…Introduction: Rotary files cannot be used in calcified, S-shaped and open apex canals and working with these tools requires training and sufficient expertise…”
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Novel apexification method in a non-vital tooth with an open apex: a case report by Razavian, Hamid, Haerian, Alireza, Mosleh, Hamid

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