What is removable orthodontic appliances?
A removable appliance is made from a plastic plate with wires coming from the sides. These grip the teeth to keep the brace in place. Removable appliances have a limited number of uses, mainly because they are restricted to moving single teeth and widening either the upper or lower arches.
How do removable orthodontic appliances work?
How do removable braces work? Removable braces work just like fixed braces do. Throughout your treatment, the wires in the braces are tightened, guiding your teeth into the desired position. They are most commonly used for treating minor orthodontic problems associated with your upper teeth.
What is the type of tooth movement in removable orthodontic appliance *?
The two main types of tooth movements possible with simple removable appliances are arch expansion, both in the anterior incisor expansion and transverse arch expansion in the buccal segment.
What instruments would be used in the adjustment of a removable orthodontic appliance?
Equipment Required
- Mouth mirror.
- Stainless steel ruler (mm)
- Dividers.
- Adams Universal Pliers.
- Flat/Round Pliers.
- Double action (Mauns) wire cutters.
- Straight handpiece.
- Acrylic bur.
Why are removable orthodontic appliances used?
Removable appliances are often used to reduce how much the teeth overlap in the vertical plane (known as an overbite) and are also effective at correcting the position of single teeth.
What is the retentive component of a removable appliance?
Clasps are the Retentive components of removable orthodontic appliances. There are various designs of clasps Advocated for various clinical situations. This article presents an overview of various clasp designs with advantages and disadvantages of each type and their uses in particular clinical situations.
How long does treatment involving a removable appliance usually take?
How long will treatment take? It usually takes 6-12 months but will vary according to how severe your case is. You may need to progress on to a fixed brace to finish your treatment.
What are removable appliances used for?
What are active components of removable orthodontic appliances?
The removable orthodontic appliances are made up of three components: 1. Force or active components – comprises of springs, screws or elastics. 2. Fixation or retentive components – usually include clasps.
What materials are used in removable appliance?
Removable appliances are usually made from a type of plastic material (acrylic) and are held in the mouth by metal clips within the acrylic that fit over the teeth at the front and back.
What are the tools orthodontists use?
What follows is an introduction and brief description of some of the more commonly used instruments for treating an orthodontic patient.
- Mirror.
- Straight Probe.
- Cotton Pliers.
- Howe Utility Pliers.
- Wire Cutter/Pin and Ligature Cutter.
- Distal End Cutters.
- Mathieu Plier.
- Bird Beak or 139 Plier.
How is a removable functional appliance made to be active?
Active components of removable appliances include springs which provides light forces on a tooth to move it orthodontically. If a spring is moving one tooth it is made of 0.5mm thick stainless steel wire. The thickness increases to 0.6 or 0.7mm wire if it is to move more teeth or a larger/multi rooted tooth.