نتایج جستجو برای: mini-plate

تعداد نتایج: 104507  

Journal: :iranian journal of otorhinolaryngology 0
amin rahpeyma oral and maxillofacial diseases research center, school of dentistry, mashhad university of medical sciences, mashhad, iran. saeedeh khajehahmadi dental research center, faculty of dentistry, mashhad university of medical sciences, mashhad, iran. sadegh barkhori mehni dental research center, faculty of dentistry, mashhad university of medical sciences, mashhad, iran.

introduction: in open reduction and internal fixation for the treatment of mandibular fracture, the fixation technique used is very important in reducing post-operative complications and promoting the healing process. this study assessed the results of fixation of the mandible using two mini-plates perpendicular to each other in the lower border of the mandible for fracture treatment.    materi...

2015
Je-Kang Du Yu-Chuan Tseng Han-Son Chen Chun-Ming Chen Ju-Hui Wu

Currently, temporary anchorage devices (TADs) are being used in orthodontic treatments for skeletal anchorages. However, patients remain apprehensive regarding the use of this novel concept in orthodontic procedures. The purpose of this study was to compare the differences and the change in pain perception after treatment using TADs (micro-implant, mini-implant and mini-plate). Fifty-seven TADs...

2016
Seong-Sik Kim Kyoung-Ho Kwak Ching-Chang Ko Soo-Byung Park Woo-Sung Son Yong-Il Kim

OBJECTIVE The purpose of the present study was to evaluate the postoperative three-dimensional (3D) changes in the proximal segments after mandibular setback sagittal split ramus osteotomy and to compare the changes between the conventional mini-plate fixation and semi-rigid sliding plate fixation. METHODS Cone-beam computed tomography (CBCT) images were used to evaluate the postoperative 3D ...

2014
Jan Hourfar Georgios Kanavakis Peter Goellner Björn Ludwig

INTRODUCTION The initial stability and survival rate of orthodontic mini-implants are highly dependent on the amount of cortical bone at their insertion site. In areas with limited bone availability, mini-plates are preferred to provide effective skeletal anchorage. The purpose of this paper was to present a new clinical technique for the insertion of mini-plates. METHODS In order to apply th...

Journal: :Journal of maxillofacial and oral surgery 2014
Udupikrishna Joshi Manju Kurakar

AIM To compare the displacement gap of mandible fracture segments treated with different designs of mini-plates under various loading conditions. MATERIALS AND METHODS Fracture in the body of mandible was bridged with 15 different designs and configuration of titanium mini-plates. Bite forces were applied at 3 locations, ipsilateral fractured side, contra lateral side and incisor site. 3D fin...

2017
Yun-Feng Liu Ying-Ying Fan Xian-Feng Jiang Dale A Baur

BACKGROUND The purpose of this study was to design a customized fixation plate for mandibular angle fracture using topological optimization based on the biomechanical properties of the two conventional fixation systems, and compare the results of stress, strain and displacement distributions calculated by finite element analysis (FEA). METHODS A three-dimensional (3D) virtual mandible was rec...

Journal: :Orthopedics 2013
Jae Hyuck Choi Kyung Tai Lee Young Koo Lee Jun Young Lee Hwa Rye Kim

The purpose of this study was to evaluate the results of surgical treatment of fifth metatarsal base fractures using a mini-hook plate. Seventeen patients with Lawrence classification zones I (n=6) and II (n=11) fifth metatarsal base fractures with an initial fracture displacement more than 2 mm and a small (less than 2 mm) comminuted avulsion fragment were included in the study. Patients treat...

Journal: :European journal of orthodontics 2014
Il-Jun Yu Yoon-Ah Kook Sang-Jin Sung Kee-Joon Lee Youn-Sic Chun Sung-Seo Mo

The purposes of this study were to mechanically evaluate distalization modalities through the application of skeletal anchorage using finite element analysis. Base models were constructed from commercial teeth models. A finite element model was created and three treatment modalities were modified to make 10 models. Modalities 1 and 2 placed mini-implants in the buccal side, and modality 3 place...

2016
Hongwei Chen Jun Pan

Aim: This study aimed to investigate clinical efficacy of open reduction and mini-plate fixation for the ulnar coronoid process fractures. Methods: 21 cases of ulnar coronoid process fractures treated with open reduction and mini-plate fixation were enrolled. Causes of injury included traffic injuries in 4 cases and fall on the ground in 17 cases. There were 10 cases of type I, 9 cases of type ...

Amin Rahpeyma, Sadegh Barkhori Mehni, Saeedeh Khajehahmadi

Introduction: In open reduction and internal fixation for the treatment of mandibular fracture, the fixation technique used is very important in reducing post-operative complications and promoting the healing process. This study assessed the results of fixation of the mandible using two mini-plates perpendicular to each other in the lower border of the mandible for fracture treatment.    Materi...

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