نتایج جستجو برای: tooth fracture

تعداد نتایج: 181576  

خاموردی, زهرا , شیرین زاد, مهدی , قربانی, سعید ,

Introduction & Objective: Preparation of access cavity to root canal is a critical phase in endo-dontic treatment. The purpose of this study was to evaluate the effect of access cavity loca-tion (labial or palatal) on fracture resistance of endodontically treated maxillary central teeth. Materials & Methods: In this experimental laboratorial study, 84 intact human maxillary central incisors w...

ژورنال: مجله دندانپزشکی 2004
برهان حقیقی, زهره, شفیعی, فرشته,

Statement of Problem: Because dental amalgam does not adhere to tooth structure, using adhesive cements in amalgam-bonded restorations have been increased. Purpose: The goal of this in-vitro study was to compare the effects of three types of glass ionomer as adhesive liners as well as varnish liner in increasing fracture resistance of teeth restored with amalgam. Materials and Methods: Seventy ...

Journal: :Vojnosanitetski pregled 2010
Dragana Puzović Snjezana Colić

BACKGROUND Maxillary tuberosity during teeth extraction can occur in dental practice. The aim of this paper was to present a case of the maxillary tuberosity fracture occurred during tooth extraction, which was the subject of the forensic expertise. CASE REPORT The maxillary tuberosity fracture created during the extraction of the upper molar was neither timely nor adequately managed by the d...

2014
Yoorina Choi Sung-Ok Hong Seok-Ryun Lee Kyung-San Min Su-Jung Park

Among dental traumas, horizontal root fractures are relatively uncommon injuries. Proper initial management and periodical evaluation is essential for the successful treatment of a root-fractured tooth. If pulpal necrosis develops, endodontic treatment is indicated, exclusively for the coronal fragment. Fragment diastases exert a great influence on healing at the fracture line and on pulpal nec...

2015
Lalit Kumar Bhupinder Pal Prashant Pujari

Endodontically treated teeth with excessive loss of tooth structure would require to be restored with post and core to enhance the strength and durability of the tooth and to achieve retention for the restoration. The non-metallic posts have a superior aesthetic quality. Various core build-up materials can be used to build-up cores on the posts placed in endodontically treated teeth. These mate...

2017
Anne S Melo

Young patients are often frequently involved in traumatic dental injuries. The most common type fracture in permanent anterior teeth is a crown fracture. Direct restorative procedures using composite and fiber posts can be an esthetic and conservative approach in the case of extended fracture of an anterior root-filled tooth with little remaining coronal tooth structure. Currently, prefabricate...

Journal: :Journal of oral and maxillofacial surgery : official journal of the American Association of Oral and Maxillofacial Surgeons 2000
M Krimmel S Reinert

PURPOSE Mandibular fracture after impacted lower third molar removal is a rare, but major, complication. The factors leading to a mandibular fracture secondary to third molar removal are analyzed retrospectively. PATIENTS AND METHODS Six patients who suffered from a mandibular fracture as a complication after third molar removal were examined clinically and radiographically. RESULTS All fra...

Journal: :journal of dentistry, tehran university of medical sciences 0
m. sadeghi

statement of problem: it is yet unclear whether fiber-reinforced composite posts can enhance the mechanical properties and prevent vertical fractures of teeth under chewing loads. purpose: the purpose of this study was to compare the fracture resistance and failure mode of endodontically treated teeth restored with three different post systems. materials and methods: thirty-six maxillary canine...

2015
Charles Lothamer Christopher John Snyder Sarah Duenwald-Kuehl John Kloke Ronald P. McCabe Ray Vanderby

Repairing mandibular body fractures presents unique challenges not encountered when repairing long bones. Large tooth roots and the presence of the inferior alveolar neurovascular bundle limit safe placement for many types of orthopedic implants. Use of non-invasive fracture repair methods have increasingly become popular and have proven safe and effective at achieving bone healing. Non-invasiv...

Journal: :iranian endodontic journal 0
laila shafie 1. assistant professor of pediatric dentistry, dental school, kerman university of medical sciences, kerman, iran farhad farzaneh assistant professor of pediatric dentistry, dental school, shiraz university of medical sciences, shiraz, iran maryam alsadat hashemipour ) assistant professor of oral medicine, kerman oral and dental diseases research center/dental school, kerman university of medical sciences, kerman, iran

abstract : horizontal root fractures in permanent teeth are uncommon injuries among dental traumas. the principle of treating horizontal root fractures of permanent teeth is repositioning and fixation of fractured segment. diagnosis of tooth fractures based on radiographic findings and the fracture healing process are affected by factors before and after injury. the present case reports the tre...

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