نتایج جستجو برای: mandibular molar
تعداد نتایج: 55600 فیلتر نتایج به سال:
The purpose of this study was to investigate immediate changes in the mandibular dentition after maxillary molar distalization using headgear in non-growing patients. Sixteen patients (mean age, 18.9 ± 2.0 years) with Class II molar relationship and crowding were included in the present study. To correct the molar relationship, headgear was used for maxillary molar distalization. Cone-beam comp...
BACKGROUND The inferior alveolar nerve (IAN) may be injured during extraction of the mandibular third molar, causing severe postoperative complications. Many methods have been described for evaluating the relative position between the mandibular third molar and the inferior alveolar canal (IAC) on panoramic radiography and computed tomography, but conventional radiography provides limited infor...
Impacted mandibular third molar tooth has the potential to induce periodontal problems in the distal root of second molar tooth. Platelet-rich plasma (PRP) is an autologous biomaterial which has been used to enhance soft and hard tissue regeneration. The aim of the present study was to evaluate the effectiveness of PRP in management of periodontal pocket at the distal root of mandibular second ...
Background and Aims: There is a risk of nerve injury during the extraction of the impacted third molars, in cases with proximity of the inferior alveolar nerve and this tooth. The aim of this study was to evaluate the effect of different various factors on the degree of vulnerability using CBCT (Cone Beam Computed Tomography) imaging technique. Materials and Methods: CBCT images of 191 pati...
A 68-year-old man underwent extraction of a left mandibular third molar and the mesial root of the left mandibular first molar by a dentist in November 2014 after suddenly developing toothache. In May 2015, he visited our clinic complaining of episodes of persistent pain in the left mandibular first molar, but could not give a clear description of the pain. Evoked pain was absent and there were...
Introduction:There are conflicting reports on the effects of surgical removal of impacted mandibular third molars on the periodontium of the adjacent teeth. The aim of this study was to compare the condition of the periodontium six months after extraction of impacted mandibular third molars with baseline values. Methods: Fifty patients with mesioangular impacted mandibular third molarsparticipa...
BACKGROUND The aim of this study was to determine the association between facial pattern according to Ricketts cephalometric analysis, and prevalence of third molar agenesis, taking subject age and gender as control variables. MATERIAL AND METHODS An epidemiological survey was conducted based on a sample of 224 candidates for orthodontic treatment aged 12 to 24 (n=224). Third molar agenesis w...
INTRODUCTION The proximity of the inferior alveolar canal to the mandibular molar roots may pose a risk of injury during various dental surgeries. The purpose of this study was to evaluate age-related and gender-related changes by using cone-beam computed tomography images between the roots of the second molars, mandibular cortex, and the inferior alveolar canal. METHODS One hundred fifty-fiv...
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