نتایج جستجو برای: orthodontics forces

تعداد نتایج: 92386  

2012
Fariborz Amini Vahid Rakhshan Maryam Pousti Hajir Rahimi Mahsa Shariati Bahareh Aghamohamadi

OBJECTIVE The purpose of this study was to evaluate the surface roughness (SR) of 2 types of orthodontic archwires made by 4 different manufacturers. METHODS This in vitro experimental study was conducted on 35 specimens of 7 different orthodontic archwires, namely, 1 nickel-titanium (NiTi) archwire each from the manufacturers American Orthodontics, OrthoTechnology, All-Star Orthodontics, and...

Journal: :BMJ case reports 2015
Upendra Jain Amitabh Kallury Dinesh Dathu Rao Harsh Vibhor Bharti

Department of Orthodontics, People’s College of Dental Sciences and Research Centre, Bhopal, Madhya Pradesh, India Department of Orthodontics, People’s Dental Academy, Bhopal, Madhya Pradesh, India Department of Orthodontics, SJM Medical College & Hospital, Chitradurga, Karnataka, India Department of Orthodontics, Rishiraj College of Dental Sciences & Research Centre, Bhopal, Madhya Pradesh, India

2011
Daniel J. Fernandes Rafael V. Peres Alvaro M. Mendes Carlos N. Elias

Nickel-titanium (NiTi) shape-memory alloys (SMAs) have been used in the manufacture of orthodontic wires due to their shape memory properties, super-elasticity, high ductility, and resistance to corrosion. SMAs have greater strength and lower modulus of elasticity when compared with stainless steel alloys. The pseudoelastic behavior of NiTi wires means that on unloading they return to their ori...

Journal: :Journal of oral and maxillofacial surgery : official journal of the American Association of Oral and Maxillofacial Surgeons 2009
Kevin G Murphy M Thomas Wilcko William M Wilcko Donald J Ferguson

1 a z t g r b t w t t b e v p eriodontal accelerated osteogenic orthodontics PAOO) is a clinical procedure that combines selecive alveolar corticotomy, particulate bone grafting, nd the application of orthodontic forces. This proedure is theoretically based on the bone healing attern known as the regional acceleratory phenomnon (RAP). PAOO results in an increase in alveolar one width, shorter t...

2015
Richa Mishra Yogesh Goswami

Orthodontics is based on tooth movement through bone resulting from the application of mechanical forces. The bone remodeling takes place through an inflammatory process associated with pain or discomfort. Orthodontic pain is the most frequent complaint of the patients undergoing orthodontic therapy. The lengthy duration of treatment along with frequent pain due to the orthodontic appliances of...

2012
Leandro Silva Marques Paulo Antônio Martins-Júnior Maria Letícia Ramos-Jorge Saul Martins Paiva

Root resorption is a pathological process that causes a shortening of the dental root. Although this condition is generally asymptomatic and missed in diagnosis, it may result in tooth mobility and even tooth loss if not diagnosed and treated early (Ahangari et al., 2010). In orthodontics, induced inflammatory root resorption is a form of pathologic root resorption related to the removal of hya...

Journal: :American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics 2016
Yang Zhou Zili Li Xiaoxia Wang Bingshuang Zou Yanheng Zhou

INTRODUCTION In this study, we aimed to compare treatment efficacy and postsurgical stability between minimal presurgical orthodontics and conventional presurgical orthodontics for patients with skeletal Class III malocclusion. METHODS Forty patients received minimal presurgical orthodontics (n = 20) or conventional presurgical orthodontics (n = 20). Lateral cephalograms were obtained before ...

2011
Raja Panwar

1Kamal Bajaj, 2Pooja Rathee, 3Pradeep Jain, 4Vasim Raja Panwar 1Reader, Department of Orthodontics, Rajasthan Dental College, Jaipur, Rajasthan, India 2Assistant Professor, Department of Orthodontics, Government Dental College, Jaipur, Rajasthan, India 3Professor and Head, Department of Orthodontics, Government Dental College, Jaipur, Rajasthan, India 4Clinical Assistant, Department of Orthodon...

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