removable orthodontic

What is Removable Orthodontic Appliances

ارتودنسی متحرک

Removable orthodontic appliances are the type one that can be removed from mouth because they don’t attach to teeth. They customized to fit your mouth to aid in your orthodontic treatment plane. They could correct simple malocclusions. Your orthodontist will create your orthodontic treatment plane.

Generally, they divided  in two groups, first group is suitable for simple movements of teeth. The second group of removable orthodontic appliance is suitable for moving the jaw (mandible and maxilla).

removable orthodontics levels

They are designed to apply forces to the teeth by means of spring screws and other mechanical components.

Be noted that removable orthodontic appliances just produce a tipping movement. They can also be used as an adjunct to more complex treatments, to enhance the effect of fixed orthodontic appliances.

Advantages of removable orthodontic appliances

The use of removable appliances is considerably more limited than in the past but there are some advantages as followings:

  • You could take out them for cleaning.
  • When you need tipping movement, it is more comfortable than fixed orthodontic appliances.
  • In case of unbearable pain or situation, you could remove them temporarily.
  • In case of socially sensitive occasion, you could take them out.
  • They are less conspicuous.
  • They are easy to use and a general practitioner with adequate training can undertake them.
  • They are manufacturing in lab so your chair side time would be short.
  • They are not expensive.

Limitations on using removable orthodontic appliances

orthodontist prefers the best appliance according to the deformity of teeth and jaws. Some malocclusions are treated by removable and other discrepancies need fixed appliances.

removable orthodontics

There are some limitations on using removable orthodontic appliances.

  • They are applicable for simple malocclusions.
  • Removable orthodontic appliances couldn’t correct multiple rotations
  • Patients who are uncooperative may leave out the appliance during prolonged treatment.
  • Lower appliance not well tolerated and they are not comfort

Tooth movement with removable appliances

There are three main categories for tooth movement with removable appliances.

First Category: increasing arch perimeter or arch expansion.  Acrylic part of removable appliance corporates and holds the other parts of the acrylic plate together and a jack screw is mounted in the acrylic plate. Jack screw is an active element of expansion plate. A heavy force that the screw produces decays rapidly. When jack screw opens ¼ turns, it produces 0.25 mm of tooth movement.

Second Category: repositioning of individual teeth within the arch. In this case spring designed for individual teeth movement Clasps are the retentive components.  Adams Clasp, Circumferential Clasp, Lingual Extension Clasp are examples of retentive claps, they can be adjusted in clinic.

Third Category: intrusion or extrusion of teeth. Based on orthodontist‘s diagnosis, removable orthodontic appliances apply for intrusion. Anterior or posterior bite plates act as an active part and they can be used as intrusive mechanics in an orthodontic removable appliance

Removable Orthodontics FAQ

1- Can Patients Choose the Type of Orthodontics Treatment?
According to the type of malocclusion, the specialist decides which appliance should be suggested to the patient.
2- How long is the Duration of Removable Orthodontic Treatment?
The length of treatment depends on the type of malocclusion, its severity, teeth crowding, jaw alignment, and so forth. In some cases, fixed and removable braces are used together. The orthodontist estimates the approximate treatment time in the initial appointment.
3- When should patients use removable orthodontics?
Removable orthodontics are used in 2 cases, first, to correct the jaws and second, as retainers at the end of fixed orthodontics treatment.

4- Fixed Orthodontics Vs. Removable Orthodontics?
If the mispositioned jaws are to be corrected, removable orthodontics should be used, but should the teeth are move, fixed orthodontics are used.
5- Can I Eat with Removable Orthodontics?
It is recommended to take out the removable orthodontics before eating. Put the removable orthodontics back in your mouth right after eating and brushing your teeth. A healthy diet is required, in order to have healthier and cleaner teeth. Eat food rich in vitamins and minerals. Avoid sticky and hard foods and food with low nutritional value.
6- What are beverages to Avoid with Removable Orthodontics?
Take out your removable orthodontics before consuming carbonated drinks, sweets and energy drinks, and colored drinks. Put the removable orthodontics back in your mouth immediately after brushing your teeth.

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