OBJECTIVES To determine whether the use of chewing gum reduced the impact and pain of fixed orthodontic appliances. SETTING AND SAMPLE POPULATION The Orthodontic Department of the Charles Clifford Dental Hospital, Sheffield, UK. Fifty-seven patients aged 18 years or younger and who were about to start fixed orthodontic appliance treatment. SUBJECTS AND METHODS A randomized clinical trial wi...

Twin Block appliance has been widely used for the treatment of Class II malocclusions in growing subjects, due to its versatility and its highly compliance nature. There are certain clinical indications where functional appliances can be used successfully in Class II malocclusion as in a growing patient. In using these appliances, the main concern is compliance of patients. This appliance simpl...

The purpose of this paper is to assess the added risk pose by radio frequency (RF) induced heating near fixed orthodontic appliances in patients undergoing MRI examination at 3 Tesla. Three of the most commonly used types of fixed orthodontic appliances: Palatal expander (Hyrax) Lingual Bar and Multibracket-/-band braces were investigated using a head phantom and positioned to match the in-vivo...

2000 by Boyd, Vlaskalic, and Miller.1 Since then, a number of case reports1-19 and two clinical trials20-22 have demonstrated the applications of this system in many different types of orthodontic treatment. To date, more than 250,000 patients around the world have had Invisalign treatment23—a remarkably high number considering the appliance has been available to clinicians for less than five y...

This is a case report of a patient who presented to Wenzhou Medical University--Orthodontic Department at 8 years of age with missing right maxillary central incisor. A detailed clinical and radiographic examination was carried out and treatment plan formulated to surgically expose the impacted incisor and use the modified nance arch (MNA) appliance for orthodontic traction of the tooth in line...

The orthodontic world is facing a new paradigm shift: digitalization. Alginate impressions and plaster models have largely been replaced by intraoral scans three-dimensional (3D) resin printing. Today, 3D metal printing of metallic appliances at the forefront digitalization movement. purpose this article to provide clinical overview technology.

BACKGROUND Edgewise fixed orthodontic appliances are available in two different bracket slot sizes (0.018 and 0.022 inch). Both systems are used by clinicians worldwide with some orthodontists claiming the superiority and clinical advantages of one system over the other. However, the scientific evidence supporting this area is scarce and weak. This leaves the clinician's choice of bracket slot ...

Author's response to reviews: see over We thank the reviewers for examining our paper and found it interesting. We have read carefully the comments of reviewers and we followed their instructions to make some changes to the text.