Search results
Results from the WOW.Com Content Network
This is a comprehensive list of functional appliances that are used in the field of orthodontics. The functional appliances can be divided into fixed and removable. The fixed functional appliances have to be bonded to the teeth by an orthodontist. A removable functional appliance does not need to be bonded on the teeth and can be removed by the ...
This list may not reflect recent changes. List of orthodontic functional appliances; A. ACCO appliance; Activator appliance; Adams clasp; C. Clear aligners;
Orthodontic technology is a specialty of dental technology that is concerned with the design and fabrication of dental appliances for the treatment of malocclusions, which may be a result of tooth irregularity, disproportionate jaw relationships, or both. There are three main types of orthodontic appliances: active, passive and functional.
The appliance includes a jackscrew in the middle for patients to turn for expansion purposes. This appliance also has rigid wires extending from appliance to premolars and molars. It is important to note that the tooth-borne expanders can be divided into the Bonded vs. Banded Type of expanders. Hyrax appliance falls under the banded type appliance.
The dental displacement obtained with the orthodontic appliance determines in most cases some degree of root resorption. Only in a few cases is this side effect large enough to be considered real clinical damage to the tooth. In rare cases, the teeth may fall out or have to be extracted due to root resorption. [13] [14]
The original bite-jumping appliance (Herbst appliance) was designed by Dr. Emil Herbst and reintroduced by Dr. Hans Pancherz using maxillary and mandibular first molars and first bicuspids. The bands were connected with heavy wire soldered to each band and carried a tube and piston assembly that allowed mandibular movement but permanently ...
This 400E locomotive from the early ’30s sold for a whopping $250,000 in 2016. But there’s good news: you can buy a similar one online for a fraction of the price.Its rarity, condition, and ...
Once a phase of orthodontic treatment has been completed to straighten teeth, there remains a lifelong risk of relapse (a tendency for teeth to return to their original position) due to a number of factors: recoil of periodontal fibres, pressure from surrounding soft tissues, the occlusion and patient’s continued growth and development. By ...