نتایج جستجو برای: mini screw

تعداد نتایج: 47292  

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...

2016
Nurhat Ozkalayci Mehmet Yetmez

The aim of this study is to present a new upper molar distalization appliance called Cise distalizer designed as intraoral device supported with orthodontic mini screw for upper permanent molar distalization. The new appliance consists of eight main components. In order to understand the optimum force level, the appliance under static loading is tested by using strain gage measurement technique...

Journal: : 2021

The aim of the study. Carry out a comparative analysis support ability human jaw bone tissue in monocortical and bicortical installation mini-implant own design OMG.
 Research methods. In order to study biomechanical characteristics developed OMG capacity during installation, finite element method (MSE) was used. scheme 2-D model (length 8 mm, diameter 1.8 mm) provided full penetration thr...

Azam Nikkhaah Raankoohi Habib Ollah Ghanbari Majid Ghanbarzadeh, Maryam Gharechahi Parisa Dastmalchi

Introduction: The purpose of this preliminary study was to evaluate the periodontal condition of intruded molars in various phases of treatments. Methods: 30 patients with at least one overerupted upper first molar were selected. Upper molar bands with brackets were cemented. Two miniscrews were placed in the mesiopalatal and mesiobuccal aspect of the aforementioned teeth. A titanium molybdenum...

Journal: :Progress in orthodontics 2005
B Giuliano Maino Giovanna Maino Paola Mura

The stability of the anchorage unit plays a very important role in orthodontic control. Controlled orthodontic movements such as retraction and/or protraction of teeth and intrusion of overerupted teeth are very difficult to achieve without patient cooperation and without causing undesirable reciprocal movement in the anchorage unit. The article describes characteristics, surgical procedure, an...

2016

Thin 1 mm or 1.5 mm Kirschners wires which as suitable for paediatric or adult hand bones have 3 sharpened end facets. The mini-Ilizarov fixator is composed of fixation units (Figure 1) for attaching the wires in to the slots (7) of slotted washers (3) and their fastening with a fixation nut (8) (Figure 2). (A) composed of slotted washers (3,7), space washer (4), bolt (5) with an axial hole and...

2015
Andreas Witschnigg Stephan Laske Clemens Holzer Raj Patel Atif Khan Hadj Benkreira Phil Coates

Polymer nanocomposites are usually characterized using various methods, such as small angle X-ray diffraction (XRD) or transmission electron microscopy, to gain insights into the morphology of the material. The disadvantages of these common characterization methods are that they are expensive and time consuming in terms of sample preparation and testing. In this work, near infrared spectroscopy...

Journal: :Applied sciences 2021

The aim of this study was to review the literature and evaluate failure rates factors that affect stability success temporary anchorage devices (TADs) used as orthodontic anchorage. Data collected from electronic databases: MEDLINE database Google Scholar. Four combinations term were keywords: “micro-implant”, “mini-implant”, “mini-screw”, “orthodontics”. following selection criteria select app...

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