Palate Expander is an orthodontic tool that is used to expand the space of the roof of the mouth and also improve the coordination between the jaws... This device gradually increases the space above the mouth and jaws by applying gentle force... In this article, we are going to examine the concept, advantages and disadvantages of this tool.... What is an expander? Palate expander or palatal expander is a tool used to open the upper jaw.. ​​**The best orthodontics in Mashhad** often recommend this device to solve problems such as crossbite disorder, tooth crowding and other dental diseases... Orthodontic teeth especially in the upper jaw area... Also, the resulting space makes the arch of the teeth move in a more suitable position. Click on the given link for recommended orthodontics.** **What are the types of palate expanders?** Palate expanders are produced in two forms, fixed and mobile. In the following, we will give a more detailed explanation about each of their types: - **Enough with the moving palate** If the roof of the mouth is only slightly smaller than the standard size, orthodontists recommend the use of mobile expanders.... The patient must use this device all day and night, except when eating, brushing or exercising, in order to have the necessary effectiveness... - **Hyrex Fast Expander** This type of expander is from the family of fixed palatal expanders that are closed around the molars.... These tools have a screw that patients can change the size of the device according to their needs... - **Quad Helix Tool** This tool is similar to the Hyrex fast expander, which is connected to the molar teeth... Quad Helix is ​​famous for having four small spiral sections, and unlike the previous type, it does not need continuous adjustments... - **Hass Expander** This expander, like the Hyrex model, has the ability to be adjusted to help expand the space of the roof of the mouth... In addition to the side metal parts, the Hass expander includes 1 middle bead and 2 acrylic cushions on both sides of the middle bead.. **What are the benefits and importance of using Compander?** The use of a palate expander for orthodontic procedures brings many benefits. In the following, we examine the most important **benefits of palate expansion**... - **Provision of suitable space** By applying pressure to the upper part of the mouth, this tool provides the necessary space for the movement of the teeth... The use of an expanding device in people who have breathing restrictions due to the insufficient width of the palate, provides the possibility of improving breathing... - **reducing the need for tooth extraction** One of the key benefits of using a palate opener is reducing the need to extract teeth.... sometimes the orthodontist needs to extract some of them to improve the condition of the teeth.... but by increasing the space of the palate, this problem is greatly reduced.... **preventing possible problems in the future** By using a palatal expander, problems related to the improper size of the palate can be managed at the beginning of orthodontic treatment.. Patients' age is not considered a risk factor for using this treatment.. But you should consider that this process may require more time for adults.. because adult bones are fully grown and their movement takes time.. - Mild headaches - Excessive salivation that is not controlled - Change in the pronunciation of words, especially at the beginning of use It is possible that some patients will see a gap between the front teeth during orthodontic treatment, which can be corrected... Another disadvantage of the palatal expander is the accumulation of food, waste and plaque on it, which can lead to an unpleasant taste or smell in the mouth... To avoid this problem, the device should be cleaned regularly and when using children's palatal expander devices, clean the device more carefully... and before reaching puberty... This course is considered the best The treatment period is known, because with the passage of time and the reduction of the flexibility of the bones, the effectiveness of the treatment methods decreases.. The density of the teeth is also not without influence, but the best age to see an orthodontic specialist, such as **the best age for children for orthodontics**, is usually from 1## to 2## years. Palate expander is a chemical substance that is added as a solid substance to other materials to increase them... This increase is due to the increase in volume and volume of materials used in industrial and manufacturing processes... Expanders are usually used to increase the density, stability and quality of products...