In the direction of the occlusal surfaces, concerning the occlusal surfaces

Occlusal splint

Various forms of plastic splints for nocturnal use which are placed between the dental arches protecting teeth against parafunctional movements. In any case, they prevent teeth from grinding and in ...


This term refers to the way that the teeth in the upper and lower jaws actually come together. In common language: the bite.

Occlusion Splints

These are removable plastic covers, usually for the upper teeth, which separate the different sets of teeth when they come together in the bite. Occlusion splints are generally worn at ...

Open bite

Open bite describes the fact that antagonistic teeth don’t get into contact, but are separated from each other over a more or less large distance. Most of the times, it’s caused by a ...


Abbreviation for orthopantomogram, a radiographic overview of teeth and jaws  

Oral Vestibular Shield (OVS):

Simple and inexpensive, this removable brace resembles a pacifier, but only consists of a simple silicon or plastic plate, which is located in the oral vestibule between the lips and the incisors. ...

Oral vestibule

The oral vestibule is the narrow space between the teeth and jaws on one side and the lips and cheeks on the other side.

Orthodontic Indication Groups

The term Orthodontic Indication Groups (German: KIG) refers to a system that was introduced in Germany in 2002 so that the statutory health insurance companies could assess whether or not treatment ...

Orthodontic treatment

Orthodontics is a special part of dentistry which is concerned with the diagnostics and treatment of malocclusions (crooked teeth and improper bites). Unlike the other special parts of dentistry, ...


In most languages, this is the normal word used to describe the field of orhodontics, although in Germany during the 1930’s, it was replaced by the term “Dento-facial ...


A dentist who is specialized in correcting malpositions of teeth and jaws. The training consists of a study of dentistry, followed, in most German provinces, by one year of general dental work and ...


Osteotomy refers to the incision and cutting of bone (e.g. extracting an impacted tooth).


In normal layman’s speech, the term overbite refers to the vertical and horizontal overbite of the upper in relation to the lower front teeth. Regarding the neutral occlusion the overbite shows a ...


Overgrowth of the lower jaw that is often associated with underdevelopment of the upper jaw or even the entire midface and a crossbite (inverted overbite) of the front teeth. See progenia


Overjet is an English technical term and refers to the sagittal overjet of the front teeth. The term is also common in the German technical language.