Abrasion

Abrasion is the loss of tooth substance due to friction caused by hard food ...
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Activator

The Activator was the first ‚functional orthodontic’ brace to appear on the international market and was originally introduced in 1935 by Viggo Andresen. The Activator is a removable ...
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Active Plate

The active plate is a removable brace for just one jaw that was first devised in the 1920’s and was later improved by A.M.Schwarz. It consists of a plastic body, wire fasteners and active ...
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Active plate (Schwartz plate)

In the ‘20s of the last century, A.M. Schwartz developed the later improved, removable appliance he called active plate. In his honour it is often called Schwartz plate in English language. ...
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Active Plate (Single Brace)

First introduced by Charles Nord in 1929 and later improved by A.M. Schwarz, this is a removable brace for just one jaw. It consists of a plastic body, wire fasteners and active components such as ...
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Agenesis

This term refers to the failure of a tooth or several teeth to develop during embryonic growth and development due to the absence of primordial tissue. The German word for this finding is ...
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Aligner

Ever since the Positioner first appeared in 1944, it has been possible to provide orthodontic treatment by using plastic, removable braces. Since then, both the Positioner, that resembles a sports ...
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Alveolar process

The alveolar process is the part of the jaw that surrounds the tooth roots. When the teeth are lost, the alveolar processes recede and only the jawbone bases ...
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Alveolar socket

The alveolar socket is the bony compartment of the tooth ...
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Angle-Classification

The Angle-Classification was conceived by E. H. Angle, the founding father of orthodontics, for classifying orthodontic deviations after the first molars have appeared: Angle-Class 1 refers to a ...
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Angulation

The angulation of the dental crown or root, mostly in a mesiodistal ...
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Ankylosis

This refers to the growing together of the root of a tooth with the bone. If this occurs during the growth phase, it results in the affected tooth not being able to keep up with the growth of the ...
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Antagonist

A tooth is called antagonist which is opposite to another tooth and makes ...
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Aplasia

This term refers to the natural non-development of teeth. The German word for this finding is ...
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ARS

Abbreviation for Air Rotor Stripping. In American English a common name for interproximal enamel reduction with a high-speed angled ...
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Arthralgia

Joint ...
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Articulator

The articulator is a hinged rack for assembling jaw models and simulating jaw function. It’s necessary for making dental prostheses in the orthodontic laboratory. In the heyday of Gnathology, ...
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Attachment

Regarding the orthodontic treatment with aligners, attachments are used as small plastic buttons on the teeth which improve aligner ...
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Attrition

Attrition is the loss of tooth substance due to tooth-to-tooth friction, e.g. with teeth grinding or ...
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Band

In orthodontic terms, this is a thin metal ring that is cemented to the teeth so that orthodontic wires or appliances such as a palatal bars, lingual bars or headgears can be attached. In the past, ...
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Bass Technique

A dental brushing technique performed with small vibrating movements, with the head of the toothbrush always positioned halfway on the tooth and on the ...
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Bass-Appliance

The Bass Appliance is a combined activator and headgear conceived by Neville Bass. It is a very effective appliance that can be used for the successful treatment of back-bite in the lower jaw even ...
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Begg-Technique

The Begg-Technique is a fixed appliance that was first conceived in Australia in 1960 by P.R. Begg. It was popular for a while but has now almost completely disappeared – quite rightly so, ...
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BEMA

The standard of assessment of dental services (BEMA 2004) is the basis for the billing of dental services within the statutory health insurance in Germany. Or in other words: the BEMA is the scale ...
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Bimaxillary

Concerning both jaws, e.g. bimaxillary dysgnathic ...
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Bionator

William Balter’s Bionator was developed in the 1950s and was first introduced in 1964. It is actually nothing more than a smaller version of an Activator, i.e. a removable brace that ...
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Bioprogressive Therapy

A treatment concept widely spread by Ricketts around 1970 which is based on using fixed appliances in mixed dentition. The Bioprogressive Therapy is currently becoming obsolete and its last ...
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Bite Former according to Bimler

The Bimler appliance is a brace for adjusting the bite particularly in cases of retrusion of the lower jaw. It was first introduced by H.P. Bimler in 1949. The Bimler appliance is a kind of ...
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Bite Plate

The bite plate is a removable brace that consists of a small, plastic body and some wire components. It is clipped behind the upper incisors to improve a deep bite in the lower incisors or to raise ...
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Bite relation

The position of upper and lower jaw in relationship to each other, usually described as the position of the lower jaw: prognathism, neutral bite/eugnathia and retrognathism of the lower jaw ...
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Bite Splint

This is a removable plastic cover/splint usually used for the upper teeth and it separates the rows of teeth when biting. Occlusal splints are normally worn at night to prevent the patient from ...
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Bolton Discrepancy

Described by W. Bolton in 1958, this term refers to the differences in size, that often occur between the teeth of the upper jaw and those of the lower jaw. Above a certain degree of ...
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Brace

This is the normal layman’s term for an orthodontic appliance or retainer. There are both fixed and removable braces, although the removable type are now mainly ...
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Bracket

This term refers to a kind of little clip that can be stuck onto the teeth and which can then transmit the strength of orthodontic wires to the teeth. Brackets are the universal working materials ...
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Carrière Distalizer

The Carrière Distalizer is a fixed appliance which is attached to the upper molars and canines. It consists of an adhesive base for each of the teeth mentioned and a stiff frame that is fixed ...
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Case refinement

Case refinement is the production of a second or any number of additional series of aligners after the aim of treatment with the previous series has not been fully achieved. At Align Technology, the ...
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Ceph

This is the abbreviation for a Cephalogram which is a side-view X-ray of the skull. Unfortunately, this is usually described as a ‘lateral tele-radiograph’ in German (FRS), which is not ...
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Cephalometry

Measuring the skull, jaws and teeth with a Ceph, a lateral skull X-ray or p.a. skull X-ray.  [See critical comment concerning the lateral tele-radiograph’ ...
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Ceramic brackets

Brackets made of crystalline material which are either opaque tooth-colored or transparent. Ceramic brackets are more aesthetic than steel brackets, but due to the brittleness of the ceramic and the ...
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Cervical Headgear

An outer arch anchored to the upper molars which puts pressure on the upper jaw and the upper set of teeth while being anchored to a neck strap. The cervical headgear is, in principle, an effective ...
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Chin Augmentation

This term describes a surgical procedure for a bony chin whereby the chin is lengthened, shortened, raised or lowered. Even sideways movement of the chin is possible. There are no particular risks ...
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Chlorhexidine digluconate

Chlorhexidine digluconate is a bacteriostatic agent. It prevents the proliferation of bacteria. Chlorhexidine digluconate is used in mouth rinses and can effectively support home-based dental care ...
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ClearAligner

ClearAligner is an aligner product which is manufactured in the dental laboratories. In this way, a higher part of the added value remains with the orthodontists. Technically, ClearAligner is the ...
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Cleft lip and palate

The cleft lip and palate – longitudinal split of the upper lip, the upper jaw and the palate occurring approximately every 500th birth ranging from an indicated splitting of the lip to the ...
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Cleft palate

Longitudinal split of the palate which appears approximately at every 500th birth ranging from an indicated split of the suppository to the complete cleft of the entire palate. Nowadays, the ...
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ClinCheck®

ClinCheck® is a special software of Align Technology, the manufacturer of Invisalign®. It is used for the planning and visualization of aligner treatments. Moreover, it is a well-engineered ...
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CMD

This is an abbreviation for Craniomandibular Dysfunction which is usually an umbrella term for painful disorders of the chewing muscles or the Temporomandibular (jaw) joints. This usually involves ...
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Cocci

Bacteria of spherical ...
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Concrement

Tartar (dental calculus) under the gum line in the gingival pockets, mostly dark colored by inflammatory bleeding and very ...
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Corticotomy

This term describes a surgical procedure on the mouth whereby the gum is lifted away from the jaw in order to gouge grooves and holes into the jaw bones. The gum is then stitched back into place. ...
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